:root {
  --accent: #2563eb;
  --text: #1f1f1f;
  --muted: #6a6a6a;
  --bg: #f5f5f5;
  --white: #ffffff;
}

html {
  scroll-behavior: smooth;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  color: var(--text);
  background: var(--white);
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1160px, 92%);
  margin: 0 auto;
}

.topbar {
  border-bottom: 1px solid #ececec;
  background: var(--white);
}

.topbar__inner {
  min-height: 72px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
}

.brand-contact {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.phone {
  font-weight: 700;
  font-size: 1.45rem;
}

.mail {
  color: var(--muted);
  font-size: 0.95rem;
}

.messengers {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
  color: #555;
  font-size: 0.85rem;
}

.messenger-dot {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid #6b8ff0;
  color: var(--accent);
  display: grid;
  place-items: center;
  transition: transform 0.25s ease, background-color 0.25s ease, color 0.25s ease;
}

.messenger-dot:hover {
  transform: translateY(-2px);
  background: var(--accent);
  color: #fff;
}

.nav {
  border-bottom: 1px solid #e6e9f2;
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.05);
}

.nav .container {
  width: 100%;
  max-width: none;
  padding: 0 26px;
}

.nav__inner {
  min-height: 64px;
  display: flex;
  justify-content: space-between;
  gap: 8px;
  align-items: center;
  font-weight: 600;
}

.nav-links > a {
  flex: 1 1 auto;
  text-align: center;
  position: relative;
  padding: 10px 14px;
  border-radius: 10px;
  color: #1f2937;
  transition: color 0.25s ease, background-color 0.25s ease;
}

.nav-links > a::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 5px;
  height: 2px;
  border-radius: 99px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.25s ease;
}

.nav-links > a:hover {
  color: var(--accent);
  background: rgba(37, 99, 235, 0.08);
}

.nav-links > a:hover::after {
  transform: scaleX(1);
}

.nav-mobile-brand,
.mobile-menu-contact {
  display: none;
}

.mobile-menu-top,
.mobile-menu-logo {
  display: none;
}

.nav-mobile-actions {
  display: none;
}

.mobile-action {
  width: 100%;
  min-width: 0;
  height: 52px;
  border-radius: 12px;
  border: 1px solid #d8dce8;
  background: #fff;
  display: grid;
  place-items: center;
  font-size: 1.75rem;
  color: #111827;
}

.mobile-action--call {
  background: #2563eb;
  border-color: #2563eb;
  color: #fff;
}

body.menu-open {
  overflow: hidden;
}

.btn {
  border: 0;
  border-radius: 10px;
  padding: 12px 22px;
  font-weight: 700;
  cursor: pointer;
}

.btn--accent {
  background: var(--accent);
  color: #fff;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease;
}

.btn--accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(37, 99, 235, 0.35);
  background-color: #1d4ed8;
}

.hero {
  position: relative;
  min-height: 640px;
  background-image: url("assets/works/photo_2026-04-29_15.44.32-a0cded2c-3d51-45be-a357-e6d351c6a5bb.png");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(247, 247, 247, 0.8), rgba(229, 229, 229, 0.62));
  backdrop-filter: blur(1px);
}

.hero__content {
  position: relative;
  z-index: 1;
  padding: 56px 0;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: start;
}

.logo-text {
  margin: 0 0 18px;
  color: var(--accent);
  font-family: "Philosopher", sans-serif;
  letter-spacing: 2px;
  font-size: clamp(2.2rem, 6vw, 4.2rem);
  font-weight: 700;
  line-height: 1;
}

.hero h1 {
  margin: 0 0 28px;
  font-size: clamp(2.1rem, 3.6vw, 3rem);
  line-height: 1.22;
}

.discount-text {
  color: #ef4444;
  font-weight: 800;
}

.hero ul {
  margin: 0 0 15px -10px;
  font-size: 1.3rem;
  display: grid;
  gap: 14px;
}

.calc-card {
  background: linear-gradient(140deg, rgba(70, 70, 70, 0.5), rgba(140, 140, 140, 0.4));
  color: #fff;
  border-radius: 26px;
  padding: 30px;
  box-shadow: 0 16px 45px rgba(0, 0, 0, 0.2);
}

.calc-card h2 {
  margin-top: 0;
  font-size: 2rem;
}

.calc-card label {
  display: block;
  margin-bottom: 8px;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

.range-marks {
  display: flex;
  justify-content: space-between;
  color: #e0e0e0;
  font-size: 0.85rem;
  margin-top: 8px;
}

.counter {
  margin-top: 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.counter__controls {
  display: grid;
  grid-template-columns: 45px 70px 45px;
}

.counter button {
  border: 0;
  background: #555;
  color: #fff;
  font-size: 1.2rem;
  cursor: pointer;
}

.counter span {
  display: grid;
  place-items: center;
  background: #7a7a7a;
}

.price-box {
  margin-top: 24px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 12px;
  padding: 16px;
}

.price-box p {
  margin: 0;
  opacity: 0.9;
}

.price-box strong {
  display: block;
  margin: 8px 0;
  font-size: 2rem;
}

.price-box small {
  color: #ffe8b5;
  font-weight: 600;
}

.lead-form {
  margin-top: 16px;
  display: grid;
  grid-template-columns: 1fr auto;
}

.lead-form input,
.contact-form input {
  min-height: 48px;
  border: 0;
  padding: 0 14px;
  border-radius: 10px 0 0 10px;
}

.lead-form button {
  border-radius: 0 10px 10px 0;
}

.policy {
  margin: 10px 0 0;
  font-size: 0.75rem;
  color: #e3e3e3;
}

.section {
  padding: 72px 0;
}

.section h2 {
  margin-top: 0;
  margin-bottom: 28px;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
}

.section--gray {
  background: var(--bg);
}

.grid {
  display: grid;
  gap: 18px;
}

.grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

.grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

.card,
.price-card,
.portfolio-item {
  background: var(--white);
  border-radius: 14px;
  padding: 22px;
  box-shadow: 0 8px 26px rgba(0, 0, 0, 0.05);
}

.portfolio-item {
  min-width: 300px;
  flex: 0 0 300px;
  height: 240px;
  display: flex;
  align-items: flex-end;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(145deg, #ffffff, #ececec);
  border-radius: 14px;
  padding: 0;
  position: relative;
  overflow: hidden;
  transform-origin: center bottom;
  transition: transform 0.35s ease, box-shadow 0.35s ease, background 0.35s ease, color 0.35s ease,
    border-radius 0.35s ease;
  will-change: transform, box-shadow, border-radius;
  cursor: pointer;
  scroll-snap-align: start;
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.35s ease, filter 0.35s ease;
}

.portfolio-item span {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 10px;
  z-index: 2;
  font-size: 0.95rem;
  font-weight: 600;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.7);
}

.portfolio-item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.58), rgba(0, 0, 0, 0.08));
  z-index: 1;
}

.portfolio-item:hover {
  transform: translateY(-6px);
  border-radius: 22px;
  box-shadow: 0 18px 30px rgba(37, 99, 235, 0.24);
  background: linear-gradient(145deg, #3b82f6, #2563eb);
  color: #fff;
  z-index: 5;
}

.portfolio-item:hover img {
  transform: scale(1.08);
  filter: saturate(1.07);
}

.price-card strong {
  color: var(--accent);
  font-size: 1.6rem;
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.mobile-slider-controls {
  display: none;
}

.advantage-card {
  background: #f3f3f3;
  min-height: 180px;
  padding: 20px;
  border-radius: 16px;
  transform-origin: center center;
  transition: transform 0.28s ease, box-shadow 0.28s ease, background-color 0.28s ease, color 0.28s ease,
    border-radius 0.35s ease;
  will-change: transform, box-shadow, border-radius;
  cursor: pointer;
}

.advantage-icon {
  font-size: 2rem;
  color: #3b82f6;
  line-height: 1;
  margin-bottom: 14px;
  transition: color 0.28s ease, transform 0.28s ease;
}

.advantage-card h3 {
  margin: 0 0 10px;
  font-size: 1.15rem;
}

.advantage-card p {
  margin: 0;
  color: #525252;
}

.reviews-link {
  color: #2563eb;
  font-weight: 700;
  text-decoration: none;
}

.reviews-link:hover {
  text-decoration: underline;
}

.advantage-card:hover,
.advantage-card.is-active {
  transform: translateY(-10px) scale(1.18);
  border-radius: 24px;
  background: #2563eb;
  color: #fff;
  box-shadow: 0 24px 40px rgba(37, 99, 235, 0.34);
  z-index: 5;
}

.advantage-card:hover p,
.advantage-card.is-active p {
  color: #fff;
}

.advantage-card:hover .advantage-icon,
.advantage-card.is-active .advantage-icon {
  color: #fff;
  transform: translateY(-1px);
}

.carousel-controls {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
}

.carousel-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid #d2d2d2;
  background: #fff;
  font-size: 1.2rem;
  color: #2563eb;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.carousel-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 18px rgba(0, 0, 0, 0.08);
  border-color: #2563eb;
}

.portfolio-slider,
.reviews-slider {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  overflow-y: visible;
}

.portfolio-slider {
  scroll-behavior: smooth;
  padding-top: 12px;
  padding-bottom: 14px;
  margin-top: -6px;
  margin-bottom: -6px;
}

.portfolio-slider::-webkit-scrollbar {
  display: none;
}

.reviews-slider {
  scroll-behavior: smooth;
  padding-top: 8px;
  padding-bottom: 8px;
}

.reviews-slider::-webkit-scrollbar {
  display: none;
}

.services {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-radius: 22px;
  overflow: hidden;
  background: #f0f0f0;
}

.services-list {
  display: flex;
  flex-direction: column;
}

.service-item {
  border: 0;
  border-bottom: 1px solid #d8d8d8;
  text-align: left;
  padding: 28px 26px;
  font-size: 1.1rem;
  background: #f5f5f5;
  cursor: pointer;
  transition: background-color 0.25s ease, color 0.25s ease, padding-left 0.25s ease;
}

.service-item:hover,
.service-item.is-active {
  background: #2563eb;
  color: #fff;
  padding-left: 34px;
}

.service-preview {
  min-height: 410px;
  display: flex;
  align-items: end;
  padding: 28px;
  font-size: 1.2rem;
  font-weight: 600;
  color: #fff;
  transition: transform 0.35s ease, box-shadow 0.35s ease;
  position: relative;
  overflow: hidden;
}

.service-preview.is-animated {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.12);
}

#servicePreviewImage {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

#servicePreviewText {
  margin: 0;
  position: relative;
  z-index: 2;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.55);
}

.service-preview::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.52), rgba(0, 0, 0, 0.08));
  z-index: 1;
}

.service-preview.is-animated #servicePreviewImage {
  transform: scale(1.03);
}

.review-card {
  min-width: calc(33.333% - 11px);
  flex: 0 0 calc(33.333% - 11px);
  background: #fff;
  border-radius: 16px;
  padding: 22px;
  box-shadow: 0 8px 26px rgba(0, 0, 0, 0.05);
  transition: transform 0.28s ease, box-shadow 0.28s ease;
  scroll-snap-align: start;
}

.review-card--image {
  padding: 0;
  background: #0c0c0c;
  overflow: hidden;
}

.review-card--image img {
  display: block;
  width: 100%;
  height: auto;
}

.review-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 30px rgba(0, 0, 0, 0.09);
}

#portfolio .container,
#reviews .container {
  width: min(1360px, 98%);
}

.slider-dots {
  margin-top: 18px;
  display: flex;
  justify-content: center;
  gap: 8px;
}

.slider-dot {
  width: 8px;
  height: 8px;
  border: 0;
  border-radius: 50%;
  background: #bdbdbd;
  cursor: pointer;
  transition: width 0.25s ease, border-radius 0.25s ease, background-color 0.25s ease;
}

.slider-dot.is-active {
  width: 20px;
  border-radius: 999px;
  background: var(--accent);
}

.section--dark {
  background: #1f1f1f;
  color: #efefef;
}

.contacts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.contact-form {
  background: #2c2c2c;
  border-radius: 14px;
  padding: 24px;
  display: grid;
  gap: 12px;
}

.contact-form input {
  border-radius: 8px;
}

.footer {
  background: #111;
  color: #bdbdbd;
  padding: 20px 0;
}

.footer__inner {
  text-align: center;
}

.floating-call-btn {
  position: fixed;
  right: 18px;
  bottom: 20px;
  z-index: 80;
  padding: 13px 18px;
  border: 0;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 14px 28px rgba(37, 99, 235, 0.32);
  transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease;
}

.floating-call-btn:hover {
  transform: translateY(-2px);
  background: #1d4ed8;
  box-shadow: 0 18px 30px rgba(29, 78, 216, 0.35);
}

.call-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: block;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.28s ease;
}

.call-modal.is-open {
  pointer-events: auto;
  opacity: 1;
}

.call-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(2px);
  opacity: 0;
  transition: opacity 0.28s ease;
}

.call-modal__dialog {
  position: relative;
  width: min(460px, 92%);
  margin: 10vh auto 0;
  background: #fff;
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
  transform: translateY(18px) scale(0.98);
  opacity: 0;
  transition: transform 0.28s ease, opacity 0.28s ease;
}

.call-modal.is-open .call-modal__backdrop {
  opacity: 1;
}

.call-modal.is-open .call-modal__dialog {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.call-modal__dialog h3 {
  margin: 0 0 8px;
  font-size: 1.7rem;
}

.call-modal__dialog p {
  margin: 0 0 14px;
  color: #4b5563;
}

.call-modal__close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 50%;
  background: #f1f5f9;
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
}

.call-modal__form {
  display: grid;
  gap: 10px;
}

.call-modal__form input {
  min-height: 46px;
  border: 1px solid #d1d5db;
  border-radius: 10px;
  padding: 0 14px;
}

.call-modal__form .btn {
  border-radius: 10px;
}

@media (max-width: 980px) {
  .hero__content,
  .contacts,
  .grid--4,
  .grid--3 {
    grid-template-columns: 1fr;
  }

  .services,
  .advantages-grid {
    grid-template-columns: 1fr;
  }

  .review-card {
    min-width: 100%;
  }

  .nav__inner {
    flex-wrap: wrap;
    gap: 14px;
    padding: 12px 0;
  }
}

@media (max-width: 600px) {
  .topbar__inner {
    flex-direction: column;
    gap: 10px;
    padding: 10px 0;
  }

  .lead-form {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .lead-form input,
  .lead-form button {
    border-radius: 10px;
  }

  .messengers {
    margin-left: 0;
    flex-wrap: wrap;
    justify-content: center;
  }

  .floating-call-btn {
    right: 12px;
    left: 12px;
    bottom: 12px;
  }
}

/* -------- Mobile-first polish -------- */
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid #d6dbe8;
  border-radius: 10px;
  background: #fff;
  padding: 8px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: #1f2937;
  border-radius: 99px;
  margin: 6px 0;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.nav-links {
  display: flex;
  width: 100%;
  gap: 8px;
}

@media (max-width: 900px) {
  .container {
    width: min(100%, 94%);
  }

  .topbar {
    display: none;
  }

  .topbar__inner {
    min-height: auto;
    padding: 10px 0;
    gap: 10px;
    flex-wrap: wrap;
  }

  .brand-contact {
    width: 100%;
    align-items: center;
  }

  .phone {
    font-size: 1.2rem;
  }

  .messengers {
    order: 3;
    width: 100%;
    justify-content: center;
    margin: 0;
    flex-wrap: wrap;
  }

  .topbar .btn {
    width: 100%;
    text-align: center;
  }

  .nav .container {
    padding: 10px 12px;
  }

  .nav__inner {
    min-height: 56px;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    position: relative;
  }

  .nav-mobile-brand {
    display: none;
  }

  .mobile-menu-top {
    display: block;
    padding: 2px 0 8px;
    border-bottom: 1px solid #eceff5;
  }

  .mobile-menu-logo {
    display: block;
    margin: 14px 0 2px;
    color: #d2d6e0;
    font-family: "Merriweather", "Georgia", serif;
    font-size: 2rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
  }

  .nav-mobile-actions {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    align-items: center;
    gap: 10px;
    padding-right: 56px;
  }

  .nav-toggle {
    display: block;
    margin-left: 0;
    z-index: 61;
  }

  .nav-toggle.is-open {
    position: fixed;
    top: 14px;
    right: 14px;
    border-color: transparent;
    background: transparent;
  }

  .nav-links {
    display: none;
    position: fixed;
    inset: 0;
    flex-direction: column;
    gap: 2px;
    padding: 14px 14px 18px;
    background: #f9fafb;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    z-index: 60;
    overflow-y: auto;
  }

  .nav-links.is-open {
    display: flex;
  }

  .nav-links > a {
    flex: none;
    text-align: left;
    font-size: 1.95rem;
    text-transform: uppercase;
    font-weight: 800;
    letter-spacing: 0.01em;
    padding: 14px 2px;
    border-radius: 0;
  }

  .nav-links > a::after {
    display: none;
  }

  .mobile-menu-contact {
    display: grid;
    gap: 12px;
    margin-top: 12px;
    padding: 16px 0 8px;
    border-top: 1px solid #d9dee7;
  }

  .hero__content {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 28px 0 32px;
  }

  .logo-text {
    font-size: clamp(2rem, 10vw, 2.7rem);
    margin-bottom: 8px;
  }

  .hero h1 {
    font-size: clamp(1.35rem, 6.4vw, 1.9rem);
    line-height: 1.2;
    margin-bottom: 8px;
  }

  .calc-card {
    border-radius: 16px;
    padding: 16px;
  }

  .calc-card h2 {
    font-size: 1.45rem;
  }

  .counter {
    align-items: center;
  }

  .counter__controls {
    grid-template-columns: 40px 54px 40px;
  }

  .price-box strong {
    font-size: 1.55rem;
  }

  .lead-form {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .lead-form input,
  .lead-form button {
    border-radius: 10px;
    min-height: 44px;
  }

  .section {
    padding: 48px 0;
  }

  .section h2 {
    font-size: clamp(1.45rem, 6.2vw, 2rem);
    margin-bottom: 18px;
  }

  .advantages-grid {
    display: flex;
    overflow-x: auto;
    gap: 10px;
    scroll-snap-type: x mandatory;
    padding-bottom: 6px;
  }

  .advantage-card {
    min-height: auto;
    padding: 16px;
    min-width: calc(50% - 6px);
    flex: 0 0 calc(50% - 6px);
    scroll-snap-align: start;
    transform: none !important;
    border-radius: 16px;
  }

  .advantage-card:hover,
  .advantage-card.is-active {
    transform: none;
    border-radius: 16px;
  }

  .mobile-slider-controls {
    margin-top: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
  }

  .mobile-slider-dots {
    display: flex;
    align-items: center;
    gap: 7px;
  }

  .mobile-slider-dot {
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: #cfd5e3;
    border: 0;
    padding: 0;
    transition: transform 0.22s ease, background-color 0.22s ease, opacity 0.22s ease;
    transform: scale(1);
    opacity: 0.75;
  }

  .mobile-slider-dot.is-active {
    background: var(--accent);
    transform: scale(1.35);
    opacity: 1;
  }

  .mobile-slider-arrows {
    display: flex;
    gap: 8px;
  }

  .mobile-arrow {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1px solid #d1d5db;
    background: #fff;
    color: #b45339;
    font-size: 1.25rem;
    line-height: 1;
  }

  .portfolio-item {
    min-width: 78vw;
    flex-basis: 78vw;
    height: 200px;
  }

  .services {
    grid-template-columns: 1fr;
    border-radius: 14px;
  }

  .service-item {
    padding: 16px;
    font-size: 0.98rem;
  }

  .service-preview {
    min-height: 240px;
    padding: 16px;
  }

  .review-card {
    min-width: 88vw;
    flex-basis: 88vw;
  }

  .contacts {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .contact-form {
    padding: 16px;
  }

  .floating-call-btn {
    right: 10px;
    left: 10px;
    bottom: calc(10px + env(safe-area-inset-bottom));
    border-radius: 12px;
    padding: 14px 12px;
  }

  .call-modal__dialog {
    width: min(95%, 420px);
    margin-top: 8vh;
    padding: 16px;
  }
}

@media (hover: none) and (pointer: coarse) {
  .advantage-card:hover,
  .portfolio-item:hover,
  .review-card:hover,
  .btn--accent:hover,
  .messenger-dot:hover,
  .carousel-btn:hover {
    transform: none;
    box-shadow: none;
  }
}

/* Final mobile cleanup */
@media (max-width: 600px) {
  html,
  body {
    overflow-x: hidden;
  }

  .topbar {
    display: none;
  }

  .topbar__inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 10px 0 12px;
  }

  .brand-contact {
    align-items: center;
  }

  .phone {
    font-size: 1.95rem;
    line-height: 1.05;
    letter-spacing: 0.2px;
  }

  .topbar .btn {
    width: 100%;
    padding: 11px 14px;
    border-radius: 12px;
    font-size: 1rem;
  }

  .messengers {
    order: 3;
    width: 100%;
    justify-content: center;
    gap: 8px;
    font-size: 0.9rem;
  }

  .messengers span {
    opacity: 0.9;
    margin-right: 2px;
  }

  .messenger-dot {
    width: 30px;
    height: 30px;
    font-size: 0.95rem;
  }

  .nav {
    top: 0;
  }

  .nav .container {
    padding: 8px 10px;
  }

  .nav__inner {
    min-height: 52px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
  }

  .nav-mobile-brand {
    display: none;
  }

  .nav-toggle {
    width: 42px;
    height: 42px;
    border-radius: 10px;
  }

  .mobile-menu-contact {
    display: grid;
    gap: 10px;
    margin-top: 6px;
    padding: 12px 10px 10px;
    border-top: 1px solid #e5e7eb;
  }

  .mobile-menu-phone {
    font-size: 1.45rem;
    font-weight: 700;
    line-height: 1.1;
    text-align: center;
    color: #111827;
  }

  .mobile-menu-btn {
    width: 100%;
    text-align: center;
    padding: 11px 14px;
  }

  .mobile-menu-messengers {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    font-size: 0.88rem;
    color: #4b5563;
  }

  .hero__content {
    padding-top: 20px;
    gap: 12px;
  }

  .logo-text {
    font-size: clamp(1.9rem, 10vw, 2.6rem);
    margin-bottom: 6px;
  }

  .hero h1 {
    font-size: clamp(1.2rem, 8vw, 1.8rem);
    line-height: 1.15;
    margin-bottom: 4px;
  }

  .discount-text {
    display: inline-block;
    margin-top: 2px;
    font-size: 0.98em;
  }

  .calc-card {
    padding: 14px;
    border-radius: 14px;
  }

  .range-marks {
    font-size: 0.78rem;
  }

  .portfolio-item {
    min-width: 86vw;
    flex-basis: 86vw;
    height: 186px;
  }

  .review-card {
    min-width: 92vw;
    flex-basis: 92vw;
  }
}

@media (max-width: 390px) {
  .phone {
    font-size: 1.75rem;
  }

  .hero h1 {
    font-size: 1.9rem;
  }
}

/* Phone-first adaptive pass */
@media (max-width: 768px) {
  body {
    line-height: 1.35;
  }

  main {
    overflow: hidden;
  }

  .container {
    width: min(100%, 95%);
  }

  .nav-links {
    max-height: calc(100vh - 90px);
    overflow-y: auto;
    overscroll-behavior: contain;
  }

  .hero {
    min-height: auto;
    background-position: 58% center;
  }

  .hero h1 br {
    display: none;
  }

  .hero__left {
    display: grid;
    gap: 10px;
  }

  .calc-card h2 {
    font-size: clamp(1.3rem, 5.5vw, 1.7rem);
  }

  .counter {
    gap: 10px;
    flex-wrap: wrap;
  }

  .counter__controls {
    margin-left: auto;
  }

  .price-box strong {
    font-size: clamp(1.55rem, 6vw, 2rem);
  }

  .section {
    padding: 42px 0;
  }

  .section h2 {
    margin-bottom: 14px;
  }

  .advantage-card h3 {
    font-size: 1.06rem;
  }

  .advantage-card p {
    font-size: 0.95rem;
  }

  .portfolio-slider,
  .reviews-slider {
    gap: 12px;
  }

  .service-preview {
    min-height: 220px;
  }

  #servicePreviewText {
    font-size: 1rem;
  }

  .contacts > div p {
    margin: 0 0 8px;
    font-size: 0.98rem;
  }

  .contact-form h3 {
    margin: 0 0 4px;
    font-size: 1.15rem;
  }

  .contact-form input,
  .contact-form button {
    min-height: 44px;
  }

  .footer {
    padding: 16px 0 calc(86px + env(safe-area-inset-bottom));
  }

  .footer__inner p {
    margin: 0;
    font-size: 0.82rem;
  }
}

@media (max-width: 480px) {
  .mobile-action {
    height: 48px;
    font-size: 1.6rem;
  }

  .nav-mobile-actions {
    gap: 8px;
    padding-right: 50px;
  }

  .nav-toggle {
    width: 40px;
    height: 40px;
  }

  .nav-links > a {
    font-size: 1.78rem;
  }

  .nav-links > a {
    font-size: 0.95rem;
    padding: 10px 11px;
  }

  .mobile-menu-phone {
    font-size: 1.25rem;
  }

  .mobile-menu-messengers {
    font-size: 0.8rem;
    flex-wrap: wrap;
  }

  .logo-text {
    font-size: clamp(1.7rem, 9.5vw, 2.2rem);
  }

  .hero h1 {
    font-size: clamp(1.9rem, 8vw, 2.2rem);
  }

  .discount-text {
    line-height: 1.05;
  }

  .calc-card {
    padding: 12px;
  }

  .range-marks {
    font-size: 0.72rem;
  }

  .lead-form input,
  .lead-form button {
    min-height: 46px;
  }

  .portfolio-item {
    min-width: 90vw;
    flex-basis: 90vw;
    height: 178px;
  }

  .review-card {
    min-width: 94vw;
    flex-basis: 94vw;
  }

  .service-item {
    padding: 14px 12px;
    font-size: 0.94rem;
  }

  .service-preview {
    min-height: 200px;
    padding: 12px;
  }

  .advantage-card {
    min-width: calc(72vw - 10px);
    flex-basis: calc(72vw - 10px);
  }

  .floating-call-btn {
    font-size: 0.98rem;
    padding: 13px 10px;
    bottom: calc(8px + env(safe-area-inset-bottom));
  }

  .call-modal__dialog {
    width: min(95%, 360px);
    border-radius: 14px;
  }
}

/* Burger menu reset: dropdown with all menu items */
@media (max-width: 900px) {
  body.menu-open {
    overflow: auto;
  }

  .mobile-menu-top,
  .mobile-menu-logo {
    display: none !important;
  }

  .nav__inner {
    justify-content: space-between !important;
  }

  .nav-mobile-actions {
    display: flex !important;
    flex: 1 1 auto;
    align-items: center;
    gap: 10px;
    padding-right: 0;
  }

  .nav-toggle {
    position: static !important;
    margin-left: 8px;
  }

  .nav-toggle.is-open {
    position: static !important;
    top: auto;
    right: auto;
    background: #fff;
    border-color: #d6dbe8;
  }

  .nav-links {
    position: absolute !important;
    left: 0;
    right: 0;
    top: calc(100% + 8px) !important;
    inset: auto !important;
    padding: 8px !important;
    gap: 6px !important;
    background: #fff !important;
    border: 1px solid #e6e9f2 !important;
    border-radius: 12px !important;
    box-shadow: 0 14px 34px rgba(15, 23, 42, 0.12) !important;
    z-index: 40;
    max-height: min(70vh, 560px);
    overflow-y: auto;
  }

  .nav-links > a {
    font-size: 1rem !important;
    font-weight: 600 !important;
    text-transform: none !important;
    letter-spacing: 0 !important;
    padding: 11px 12px !important;
    border-radius: 10px !important;
    display: block;
    width: 100%;
  }

  .nav-links > a::after {
    display: block !important;
  }

  .mobile-menu-contact {
    margin-top: 6px !important;
    padding: 12px 10px 10px !important;
    border-top: 1px solid #e5e7eb !important;
  }
}

@media (max-width: 480px) {
  .nav-mobile-actions {
    gap: 8px;
  }

  .mobile-action {
    height: 48px;
    font-size: 1.6rem;
  }
}

/* Final burger stability */
@media (max-width: 900px) {
  .nav-links {
    display: none !important;
    flex-direction: column !important;
  }

  .nav-links.is-open {
    display: flex !important;
  }

  .nav-links > a {
    order: 0;
    display: block !important;
    width: 100%;
  }

  .mobile-menu-contact {
    order: 99;
  }
}

/* Hard override for mobile burger */
@media (max-width: 900px) {
  #navToggle {
    display: block !important;
    position: static !important;
    margin-left: 8px !important;
    z-index: 80 !important;
    background: #fff !important;
    border: 1px solid #d6dbe8 !important;
  }

  #navLinks {
    display: none !important;
    position: fixed !important;
    left: 0 !important;
    right: 0 !important;
    top: 74px !important;
    bottom: 0 !important;
    inset: 74px 0 0 0 !important;
    flex-direction: column !important;
    gap: 2px !important;
    padding: 14px 14px 16px !important;
    background: #f8fafc !important;
    border: 0 !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    overflow-y: auto !important;
    z-index: 75 !important;
  }

  #navLinks.is-open {
    display: flex !important;
  }

  #navToggle.is-open {
    border-color: #2563eb !important;
  }

  #navToggle.is-open span {
    background: #2563eb;
  }

  #navToggle.is-open span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  #navToggle.is-open span:nth-child(2) {
    opacity: 0;
  }

  #navToggle.is-open span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  #navLinks .mobile-menu-logo {
    display: block !important;
    margin: 2px 0 8px;
    color: #cbd5e1;
    font-family: "Merriweather", "Georgia", serif;
    font-size: 2rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
  }

  #navLinks > a {
    display: block !important;
    width: 100% !important;
    order: 0 !important;
    font-size: 1.28rem !important;
    font-weight: 800 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.01em !important;
    padding: 12px 2px !important;
    border-radius: 0 !important;
    color: #111827 !important;
    background: transparent !important;
  }

  #navLinks > a::after {
    display: none !important;
  }

  #navLinks .mobile-menu-contact {
    display: grid !important;
    order: 99 !important;
    margin-top: auto !important;
    gap: 10px !important;
    padding: 14px 0 6px !important;
    border-top: 1px solid #dbe3ef !important;
  }

  #navLinks .mobile-menu-phone {
    text-align: center;
    font-size: 1.95rem !important;
    font-weight: 700 !important;
    color: #111827 !important;
  }

  #navLinks .mobile-menu-btn {
    width: 100% !important;
    border-radius: 10px !important;
    background: #2563eb !important;
  }

  #navLinks .mobile-menu-messengers {
    justify-content: center !important;
    color: #4b5563 !important;
  }

  body.menu-open {
    overflow: hidden !important;
  }
}

/* No burger mode */
@media (max-width: 900px) {
  .nav-toggle {
    display: none !important;
  }

  .nav__inner {
    justify-content: flex-start !important;
    flex-wrap: wrap !important;
    gap: 10px !important;
    padding: 10px 0 !important;
  }

  .nav-mobile-actions {
    display: grid !important;
    grid-template-columns: repeat(3, 1fr);
    width: 100%;
    gap: 8px;
    order: 1;
  }

  .nav-links,
  #navLinks {
    display: flex !important;
    position: static !important;
    inset: auto !important;
    width: 100% !important;
    max-height: none !important;
    overflow: visible !important;
    background: transparent !important;
    border: 0 !important;
    box-shadow: none !important;
    padding: 0 !important;
    gap: 8px !important;
    order: 2;
    flex-wrap: wrap;
  }

  .nav-links > a,
  #navLinks > a {
    flex: 1 1 calc(50% - 8px);
    text-align: center !important;
    font-size: 0.95rem !important;
    font-weight: 600 !important;
    text-transform: none !important;
    padding: 10px 8px !important;
    border: 1px solid #dbe2f0;
    border-radius: 10px !important;
    background: #fff !important;
  }
}

/* Competitor-like burger menu (final) */
@media (max-width: 900px) {
  .nav {
    position: sticky;
    top: 0;
    z-index: 120;
    background: #fff;
  }

  .nav .container {
    padding: 10px 12px !important;
  }

  .nav__inner {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 10px !important;
    min-height: 56px !important;
    position: relative !important;
  }

  .nav-mobile-brand {
    display: none !important;
  }

  .nav-mobile-actions {
    display: grid !important;
    grid-template-columns: repeat(3, 1fr);
    flex: 1 1 auto;
    gap: 10px;
  }

  .mobile-action {
    height: 50px !important;
    border-radius: 10px !important;
    font-size: 1.6rem !important;
  }

  #navToggle {
    display: block !important;
    width: 46px !important;
    height: 46px !important;
    border-radius: 10px !important;
    border: 1px solid #d8deea !important;
    background: #fff !important;
    padding: 8px !important;
    margin-left: 0 !important;
    z-index: 130 !important;
  }

  #navToggle span {
    background: black !important;
  }

  #navToggle.is-open span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  #navToggle.is-open span:nth-child(2) {
    opacity: 0;
  }

  #navToggle.is-open span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  #navLinks {
    display: none !important;
    position: fixed !important;
    left: 0 !important;
    right: 0 !important;
    top: 74px !important;
    bottom: 0 !important;
    padding: 14px 14px 18px !important;
    background: #f8fafc !important;
    border: 0 !important;
    box-shadow: none !important;
    border-radius: 0 !important;
    overflow-y: auto !important;
    z-index: 125 !important;
    flex-direction: column !important;
    gap: 2px !important;
  }

  #navLinks.is-open {
    display: flex !important;
  }

  #navLinks .mobile-menu-logo {
    display: block !important;
    margin: 2px 0 8px;
    color: #d1d9e6;
    font-family: "Merriweather", "Georgia", serif;
    font-size: 1.9rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
  }

  #navLinks > a {
    display: block !important;
    font-size: 1.26rem !important;
    font-weight: 800 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.01em !important;
    padding: 12px 2px !important;
    border: 0 !important;
    border-radius: 0 !important;
    background: transparent !important;
    text-align: left !important;
  }

  #navLinks > a::after {
    display: none !important;
  }

  #navLinks .mobile-menu-contact {
    display: grid !important;
    gap: 10px !important;
    margin-top: auto !important;
    padding-top: 14px !important;
    border-top: 1px solid #dbe4f1 !important;
  }

  #navLinks .mobile-menu-phone {
    text-align: center;
    font-size: 1.95rem !important;
    font-weight: 700 !important;
  }

  #navLinks .mobile-menu-btn {
    width: 100% !important;
    border-radius: 10px !important;
    background: #2563eb !important;
  }

  body.menu-open {
    overflow: hidden !important;
  }
}

/* Mobile adaptation disabled by request */
.nav-mobile-brand,
.nav-mobile-actions,
.nav-toggle,
.mobile-menu-logo,
.mobile-menu-contact,
.mobile-menu-phone,
.mobile-menu-btn,
.mobile-menu-messengers {
  display: none !important;
}

/* App-like mobile redesign */
@media (max-width: 900px) {
  body {
    background: #edf2f7 !important;
    color: #0f172a;
  }

  .topbar {
    display: block !important;
    position: sticky;
    top: 0;
    z-index: 140;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #e2e8f0;
  }

  .topbar__inner {
    min-height: 58px;
    padding: 8px 0;
    gap: 8px;
    justify-content: space-between;
    flex-wrap: nowrap;
  }

  .phone {
    font-size: 1.15rem;
    font-weight: 800;
  }

  .messengers span {
    display: none;
  }

  .topbar .btn {
    padding: 10px 12px;
    border-radius: 10px;
    font-size: 0.9rem;
    white-space: nowrap;
  }

  .nav {
    position: sticky;
    top: 74px;
    z-index: 130;
    background: rgba(237, 242, 247, 0.95);
    border-bottom: 0;
    box-shadow: none;
    backdrop-filter: blur(6px);
  }

  .nav .container {
    padding: 6px 0 8px !important;
  }

  .nav__inner {
    min-height: 0 !important;
  }

  .nav-links {
    display: flex !important;
    flex-wrap: nowrap !important;
    overflow-x: auto !important;
    gap: 8px !important;
    padding: 0 2px 2px !important;
    background: transparent !important;
    border: 0 !important;
    box-shadow: none !important;
  }

  .nav-links > a {
    flex: 0 0 auto !important;
    font-size: 0.9rem !important;
    font-weight: 700 !important;
    border-radius: 999px !important;
    border: 1px solid #d2dbea !important;
    background: #fff !important;
    padding: 9px 14px !important;
    text-transform: none !important;
    letter-spacing: 0 !important;
  }

  .hero {
    min-height: auto;
    background-position: center;
  }

  .hero__content {
    padding: 14px 0 8px !important;
    gap: 12px !important;
  }

  .hero h1 br {
    display: none;
  }

  .logo-text {
    font-size: 2.15rem !important;
    margin-bottom: 6px !important;
  }

  .hero h1 {
    font-size: 2.1rem !important;
    line-height: 1.05 !important;
    margin-bottom: 0 !important;
  }

  .calc-card {
    border-radius: 18px !important;
    padding: 16px !important;
    box-shadow: 0 14px 34px rgba(15, 23, 42, 0.22);
  }

  .section {
    padding: 10px 0 14px !important;
    background: transparent !important;
  }

  .section .container {
    background: #fff;
    border-radius: 16px;
    padding: 14px 12px;
    box-shadow: 0 6px 20px rgba(15, 23, 42, 0.06);
  }

  #portfolio .container,
  #reviews .container {
    width: min(100%, 95%) !important;
  }

  .portfolio-item {
    min-width: 84vw !important;
    flex-basis: 84vw !important;
    height: 210px !important;
  }

  .review-card {
    min-width: 86vw !important;
    flex-basis: 86vw !important;
  }

  .services {
    border-radius: 14px !important;
  }

  .service-preview {
    min-height: 250px !important;
    border-radius: 0 0 14px 14px;
  }

  .contacts {
    gap: 10px !important;
  }

  .floating-call-btn {
    left: 10px !important;
    right: 10px !important;
    bottom: calc(10px + env(safe-area-inset-bottom)) !important;
    border-radius: 12px !important;
  }

  .footer {
    padding-bottom: calc(88px + env(safe-area-inset-bottom));
  }
}

/* Ultimate mobile app mode */
@media (max-width: 900px) {
  .nav-mobile-actions,
  .nav-toggle,
  .mobile-menu-logo,
  .mobile-menu-contact,
  .mobile-menu-phone,
  .mobile-menu-btn,
  .mobile-menu-messengers {
    display: initial !important;
  }

  body.menu-open {
    overflow: hidden !important;
  }

  .topbar {
    position: sticky;
    top: 0;
    z-index: 150;
  }

  .nav {
    position: sticky;
    top: 74px;
    z-index: 149;
    background: #fff;
    border-bottom: 1px solid #e2e8f0;
    box-shadow: none;
    backdrop-filter: none;
  }

  .nav .container {
    padding: 8px 12px !important;
  }

  .nav__inner {
    min-height: 54px !important;
    display: flex !important;
    flex-wrap: nowrap !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 8px !important;
  }

  .nav-mobile-actions {
    display: grid !important;
    grid-template-columns: repeat(3, 1fr);
    flex: 1 1 auto;
    min-width: 0;
    gap: 8px;
  }

  .nav-toggle {
    flex: 0 0 auto;
    order: 2;
    margin-left: auto !important;
  }

  .nav-mobile-actions {
    order: 1;
  }

  .mobile-action {
    height: 48px !important;
    border-radius: 10px !important;
    border: 1px solid #d8e0ee !important;
    background: #fff !important;
    font-size: 1.5rem !important;
  }

  .mobile-action--call {
    background: #2563eb !important;
    border-color: #2563eb !important;
    color: #fff !important;
  }

  .nav-toggle {
    display: block !important;
    width: 46px !important;
    height: 46px !important;
    border-radius: 10px !important;
    border: 1px solid #d8e0ee !important;
    background: #fff !important;
    padding: 8px !important;
  }

  .nav-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    margin: 6px 0;
    border-radius: 99px;
    background: #2563eb !important;
    transition: transform 0.22s ease, opacity 0.22s ease;
  }

  .nav-toggle.is-open span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .nav-toggle.is-open span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.is-open span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  #navLinks,
  .nav-links {
    display: none !important;
  }

  #navLinks.is-open {
    display: flex !important;
    position: fixed !important;
    inset: 132px 0 0 0 !important;
    flex-direction: column !important;
    gap: 2px !important;
    padding: 14px 14px 16px !important;
    background: #f8fafc !important;
    border: 0 !important;
    box-shadow: none !important;
    overflow-y: auto !important;
    z-index: 170 !important;
  }

  #navLinks .mobile-menu-logo {
    display: block !important;
    margin: 0 0 8px;
    font-family: "Merriweather", "Georgia", serif;
    color: #d0dae8;
    font-size: 1.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
  }

  #navLinks > a {
    display: block !important;
    font-size: 1.24rem !important;
    font-weight: 800 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.01em !important;
    padding: 12px 2px !important;
    border: 0 !important;
    border-radius: 0 !important;
    background: transparent !important;
    text-align: left !important;
  }

  #navLinks > a::after {
    display: none !important;
  }

  #navLinks .mobile-menu-contact {
    display: grid !important;
    gap: 10px !important;
    margin-top: auto !important;
    padding-top: 14px !important;
    border-top: 1px solid #dbe4f1 !important;
  }

  .mobile-menu-phone {
    display: block !important;
    text-align: center;
    font-size: 1.8rem !important;
    font-weight: 700;
  }

  .mobile-menu-btn {
    width: 100%;
    text-align: center;
  }

  .mobile-menu-messengers {
    display: flex !important;
    justify-content: center;
    align-items: center;
    gap: 8px;
    color: #4b5563;
    font-size: 0.88rem;
  }
}

@media (max-width: 900px) {
  .topbar {
    display: none !important;
  }

  .nav {
    top: 0 !important;
  }

  #navLinks.is-open {
    inset: 58px 0 0 0 !important;
  }
}

/* Hero extra blocks */
.hero__subtitle {
  margin: 6px 0 22px;
  font-size: 1.15rem;
  color: #2b2b2b;
  font-weight: 500;
}

.hero__features {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.hero__features li {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(37, 99, 235, 0.12);
  border-radius: 14px;
  backdrop-filter: blur(6px);
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.06);
}

.hero__features li > div {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.hero__features strong {
  font-size: 1rem;
  color: #0f172a;
}

.hero__features span:not(.hero__feature-icon) {
  font-size: 0.85rem;
  color: #4b5563;
  margin-top: 2px;
}

.hero__feature-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: rgba(37, 99, 235, 0.12);
  color: var(--accent);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-left: -10px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid #e2e8f0;
  font-size: 0.85rem;
  font-weight: 600;
  color: #1f2937;
}

.hero__badge i {
  color: var(--accent);
}

.hero__badge--accent {
  background: red;
  border-color: red;
  color: #fff;
}

.hero__badge--accent i {
  color: #fff;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 22px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 1rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease;
}

.hero__cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(37, 99, 235, 0.25);
}

.hero__cta--ghost {
  background: #fff;
  border: 1px solid #d6dee9;
  color: #0f172a;
}

.hero__cta--ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.08);
}

@media (max-width: 900px) {
  .hero__subtitle {
    font-size: 0.98rem;
    margin: 4px 0 14px;
  }

  .hero__features {
    grid-template-columns: 1fr;
    gap: 8px;
    margin-bottom: 14px;
  }

  .hero__features li {
    padding: 10px 12px;
  }

  .hero__feature-icon {
    width: 36px;
    height: 36px;
    font-size: 1.1rem;
  }

  .hero__badges {
    margin-bottom: 12px;
  }

  .hero__badge {
    font-size: 0.78rem;
    padding: 6px 10px;
  }

  .hero__ctas {
    flex-direction: column;
  }

  .hero__cta {
    width: 100%;
    padding: 12px 16px;
  }
}

/* ============================================== */
/* FINAL FULL MOBILE ADAPTATION (all sections)    */
/* ============================================== */
@media (max-width: 900px) {
  html,
  body {
    overflow-x: hidden;
  }

  body {
    font-size: 15px;
    line-height: 1.45;
  }

  .container {
    width: min(100%, 92%);
  }

  /* Hero refinements */
  .hero {
    min-height: auto;
    background-position: center;
  }

  .hero__overlay {
    background: linear-gradient(135deg, rgba(247, 247, 247, 0.92), rgba(229, 229, 229, 0.78));
  }

  .hero__content {
    grid-template-columns: 1fr !important;
    padding: 22px 0 28px !important;
    gap: 18px;
  }

  .hero h1 {
    font-size: clamp(1.5rem, 7vw, 2rem) !important;
    line-height: 1.18 !important;
    margin: 0 0 4px;
  }

  .logo-text {
    font-size: clamp(2rem, 9vw, 2.6rem) !important;
    margin: 0 0 6px !important;
    letter-spacing: 1px;
  }

  /* Calculator card */
  .calc-card {
    border-radius: 18px !important;
    padding: 18px !important;
    box-shadow: 0 18px 36px rgba(15, 23, 42, 0.18);
  }

  .calc-card h2 {
    font-size: 1.4rem !important;
    margin-bottom: 6px;
  }

  .calc-card label {
    font-size: 0.95rem;
  }

  .range-marks {
    font-size: 0.78rem;
  }

  .counter {
    margin-top: 18px;
    flex-wrap: wrap;
    gap: 10px;
  }

  .counter > span {
    font-size: 0.95rem;
  }

  .counter__controls {
    grid-template-columns: 42px 56px 42px !important;
    margin-left: auto;
  }

  .counter button {
    height: 42px;
    font-size: 1.25rem;
  }

  .counter span {
    height: 42px;
  }

  .price-box {
    padding: 14px;
    border-radius: 14px;
  }

  .price-box strong {
    font-size: 1.6rem !important;
  }

  .lead-form {
    grid-template-columns: 1fr !important;
    gap: 8px !important;
    margin-top: 14px;
  }

  .lead-form input {
    border-radius: 10px !important;
    min-height: 46px;
    font-size: 0.95rem;
  }

  .lead-form button {
    border-radius: 10px !important;
    min-height: 46px;
  }

  .policy {
    font-size: 0.7rem;
    margin-top: 8px;
  }

  /* Sections common */
  .section {
    padding: 36px 0 !important;
  }

  .section h2 {
    font-size: clamp(1.4rem, 6vw, 1.8rem) !important;
    margin-bottom: 16px !important;
    line-height: 1.2;
  }

  /* Advantages — мобильный слайдер карточек */
  .advantages-grid {
    display: flex !important;
    grid-template-columns: none !important;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 10px !important;
    padding: 4px 2px 10px;
    -webkit-overflow-scrolling: touch;
  }

  .advantages-grid::-webkit-scrollbar {
    display: none;
  }

  .advantage-card {
    min-width: 75vw !important;
    flex: 0 0 75vw !important;
    scroll-snap-align: start;
    padding: 18px !important;
    min-height: auto !important;
    border-radius: 16px;
    transform: none !important;
    background: #f5f7fb !important;
    color: #1f2937 !important;
    box-shadow: none !important;
  }

  .advantage-card:hover,
  .advantage-card.is-active {
    transform: none !important;
    background: #f5f7fb !important;
    color: #1f2937 !important;
    box-shadow: none !important;
  }

  .advantage-card:hover p,
  .advantage-card.is-active p {
    color: #525252 !important;
  }

  .advantage-card:hover .advantage-icon,
  .advantage-card.is-active .advantage-icon {
    color: #3b82f6 !important;
  }

  .advantage-card h3 {
    font-size: 1.05rem;
  }

  .advantage-card p {
    font-size: 0.9rem;
  }

  .mobile-slider-controls {
    margin-top: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .mobile-slider-arrows {
    display: flex;
    gap: 8px;
  }

  .mobile-arrow {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid #d6dee9;
    background: #fff;
    color: var(--accent);
    font-size: 1rem;
  }

  /* Portfolio */
  #portfolio .container,
  #reviews .container {
    width: min(100%, 96%) !important;
  }

  .portfolio-slider {
    gap: 10px !important;
    padding: 6px 0 !important;
  }

  .portfolio-item {
    min-width: 80vw !important;
    flex-basis: 80vw !important;
    height: 200px !important;
    border-radius: 14px !important;
  }

  .portfolio-item:hover {
    transform: none !important;
    background: linear-gradient(145deg, #ffffff, #ececec) !important;
  }

  .portfolio-item:hover img {
    transform: none !important;
  }

  /* Services */
  .services {
    grid-template-columns: 1fr !important;
    border-radius: 14px !important;
  }

  .services-list {
    order: 2;
  }

  .service-preview {
    order: 1;
    min-height: 220px !important;
    padding: 18px !important;
    border-radius: 14px 14px 0 0 !important;
  }

  .service-item {
    padding: 14px 16px !important;
    font-size: 0.95rem !important;
  }

  .service-item:hover,
  .service-item.is-active {
    padding-left: 18px !important;
  }

  #servicePreviewText {
    font-size: 1rem !important;
  }

  /* Reviews */
  .reviews-slider {
    gap: 10px !important;
  }

  .review-card {
    min-width: 84vw !important;
    flex-basis: 84vw !important;
    border-radius: 14px !important;
  }

  .review-card:hover {
    transform: none !important;
    box-shadow: 0 8px 26px rgba(0, 0, 0, 0.05) !important;
  }

  /* Contacts */
  .contacts {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }

  .contacts > div p {
    margin: 0 0 6px;
    font-size: 0.95rem;
  }

  .contact-form {
    padding: 16px !important;
  }

  .contact-form h3 {
    font-size: 1.15rem;
    margin: 0 0 6px;
  }

  .contact-form input {
    min-height: 46px;
    border-radius: 10px;
    font-size: 0.95rem;
  }

  .contact-form button {
    min-height: 46px;
    border-radius: 10px;
  }

  /* Footer */
  .footer {
    padding: 18px 0 calc(80px + env(safe-area-inset-bottom));
  }

  .footer__inner p {
    margin: 0;
    font-size: 0.78rem;
    color: #9ca3af;
  }

  /* Floating call button */
  .floating-call-btn {
    left: 12px !important;
    right: 12px !important;
    bottom: calc(12px + env(safe-area-inset-bottom)) !important;
    border-radius: 12px !important;
    padding: 14px 16px !important;
    font-size: 1rem;
  }

  /* Call modal */
  .call-modal__dialog {
    width: min(94%, 420px) !important;
    margin-top: 8vh;
    padding: 18px !important;
    border-radius: 16px !important;
  }

  .call-modal__dialog h3 {
    font-size: 1.35rem;
  }

  .call-modal__dialog p {
    font-size: 0.92rem;
  }

  .call-modal__form input {
    min-height: 46px;
    font-size: 0.95rem;
  }

  .call-modal__form button {
    min-height: 46px;
  }

  .call-modal__close {
    width: 34px;
    height: 34px;
    top: 12px;
    right: 12px;
  }
}

/* ============================================== */
/* Extra small phones (<= 390px)                   */
/* ============================================== */
@media (max-width: 390px) {
  .hero h1 {
    font-size: 1.55rem !important;
  }

  .logo-text {
    font-size: 2rem !important;
  }

  .hero__feature-icon {
    width: 34px;
    height: 34px;
    font-size: 1rem;
  }

  .hero__features strong {
    font-size: 0.94rem;
  }

  .hero__features span:not(.hero__feature-icon) {
    font-size: 0.78rem;
  }

  .calc-card {
    padding: 14px !important;
  }

  .calc-card h2 {
    font-size: 1.25rem !important;
  }

  .price-box strong {
    font-size: 1.45rem !important;
  }

  .advantage-card {
    min-width: 82vw !important;
    flex-basis: 82vw !important;
  }

  .portfolio-item {
    min-width: 86vw !important;
    flex-basis: 86vw !important;
    height: 180px !important;
  }

  .review-card {
    min-width: 90vw !important;
    flex-basis: 90vw !important;
  }
}

/* Disable hover transforms on touch devices */
@media (hover: none) and (pointer: coarse) {
  .advantage-card:hover,
  .portfolio-item:hover,
  .review-card:hover,
  .btn--accent:hover,
  .messenger-dot:hover,
  .carousel-btn:hover,
  .hero__cta:hover,
  .mobile-action:hover,
  .nav-toggle:hover,
  .mobile-arrow:hover {
    transform: none !important;
    box-shadow: none !important;
  }
}

/* Contacts readability boost */


#contacts .contact-form {
  background: #1f2937;
  border: 1px solid #334155;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.22);
}

#contacts .contact-form h3 {
  font-size: 1.35rem;
  line-height: 1.25;
}

#contacts .contact-form input {
  background: #ffffff;
  color: #0f172a;
  border: 1px solid #d1d5db;
}

#contacts .contact-form input::placeholder {
  color: #9ca3af;
}

@media (max-width: 900px) {
  #contacts p {
    font-size: 1rem;
    line-height: 1.45;
  }

  #contacts .contact-form h3 {
    font-size: 1.15rem;
  }
}