@import url("https://fonts.googleapis.com/css2?family=Onest:wght@400;500;600;700&display=swap");

:root {
  --ms-page: #181822;
  --ms-header: #12121b;
  --ms-card: #201d32;
  --ms-elevated: #26233c;
  --ms-footer: #1b1638;
  --ms-text: #eef0f6;
  --ms-muted: #9aa0b4;
  --ms-accent: #7f6bff;
  --ms-accent-2: #5548aa;
  --ms-border: #2e2a48;
  --container: 1440px;
  --pad: 20px;
  --radius-12: 12px;
  --radius-16: 16px;
  --radius-20: 20px;
  --radius-24: 24px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Onest", system-ui, sans-serif;
  background: var(--ms-page);
  color: var(--ms-text);
  line-height: 1.5;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

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

button,
input,
textarea {
  font: inherit;
}

:focus-visible {
  outline: 2px solid var(--ms-accent);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -48px;
  z-index: 200;
  padding: 8px 14px;
  border-radius: 10px;
  background: var(--ms-accent);
  color: var(--ms-text);
  font-size: 14px;
  font-weight: 600;
}

.skip-link:focus {
  top: 12px;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--pad);
  padding-right: var(--pad);
}

@media (min-width: 768px) {
  :root {
    --pad: 80px;
  }
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--ms-header);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

@media (min-width: 1024px) {
  .header-top {
    height: 100px;
  }
}

.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.logo img {
  height: 28px;
  width: auto;
}

@media (min-width: 1024px) {
  .logo img {
    height: 32px;
  }
}

.nav-desktop {
  display: none;
  align-items: center;
  gap: 28px;
}

.nav-desktop a,
.nav-trigger {
  font-size: 15px;
  color: rgba(238, 240, 246, 0.86);
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
}

.nav-desktop a:hover,
.nav-trigger:hover {
  color: var(--ms-text);
}

.nav-item {
  position: relative;
  display: flex;
  align-items: center;
}

.nav-trigger {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-trigger img {
  transition: transform 0.2s var(--ease);
}

.nav-item.open .nav-trigger img {
  transform: rotate(180deg);
}

.nav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 220px;
  padding: 8px;
  border-radius: var(--radius-16);
  border: 1px solid var(--ms-border);
  background: var(--ms-header);
  box-shadow: 0 16px 40px rgba(8, 8, 16, 0.45);
}

.nav-dropdown[hidden] {
  display: none;
}

.nav-dropdown a {
  display: block;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 14px;
}

.nav-dropdown a:hover {
  background: rgba(127, 107, 255, 0.16);
}

.header-contacts {
  display: none;
  align-items: center;
  gap: 16px;
}

.header-contacts .phone {
  font-size: 15px;
  font-weight: 500;
}

.header-contacts .region {
  font-size: 12px;
  color: var(--ms-muted);
  text-align: right;
}

.social-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(238, 240, 246, 0.18);
  flex-shrink: 0;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.social-btn:hover {
  border-color: rgba(238, 240, 246, 0.4);
  background: rgba(255, 255, 255, 0.04);
}

.social-btn img {
  width: 18px;
  height: 18px;
  object-fit: contain;
}

.menu-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border: 1px solid var(--ms-border);
  border-radius: var(--radius-12);
  background: transparent;
  cursor: pointer;
}

.menu-btn span {
  display: block;
  width: 16px;
  height: 1.5px;
  background: var(--ms-text);
  transition: transform 0.2s var(--ease), opacity 0.2s var(--ease);
}

.menu-btn.open span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.menu-btn.open span:nth-child(2) {
  opacity: 0;
}

.menu-btn.open span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

.mobile-nav {
  display: none;
  border-top: 1px solid var(--ms-border);
  padding: 16px 20px 24px;
  background: var(--ms-header);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.mobile-nav.open {
  display: block;
}

.mobile-nav a {
  display: block;
  padding: 10px 0;
  font-size: 15px;
}

.mobile-nav-contacts {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--ms-border);
}

.mobile-nav-contacts .region {
  margin-top: 4px;
  font-size: 13px;
  color: var(--ms-muted);
}

.mobile-socials {
  display: flex;
  gap: 12px;
  margin-top: 14px;
}

@media (min-width: 1024px) {
  .nav-desktop,
  .header-contacts {
    display: flex;
  }
  .menu-btn,
  .mobile-nav {
    display: none !important;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 32px;
  border-radius: var(--radius-16);
  border: none;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: opacity 0.2s var(--ease), transform 0.15s var(--ease);
}

.btn:hover {
  opacity: 0.92;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: linear-gradient(90deg, var(--ms-accent), var(--ms-accent-2));
  color: var(--ms-text);
}

.btn-ghost {
  background: transparent;
  border: 1px solid rgba(238, 240, 246, 0.22);
  color: var(--ms-text);
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

/* Cards */
.card {
  border: 1px solid var(--ms-border);
  border-radius: var(--radius-24);
  background: var(--ms-card);
}

.card-sm {
  border: 1px solid var(--ms-border);
  border-radius: var(--radius-20);
  background: var(--ms-card);
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  padding: 48px var(--pad) 56px;
  border-radius: 0 0 32px 32px;
  background: linear-gradient(180deg, #0c0c16 0%, #16122a 55%, #1c1630 100%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 40px;
  align-items: center;
  max-width: 1280px;
  margin: 0 auto;
}

.hero-copy {
  width: 100%;
}

.hero h1 {
  margin: 0;
  font-size: 32px;
  font-weight: 600;
  line-height: 1.17;
  text-wrap: balance;
}

.hero-desc {
  margin: 24px 0 0;
  max-width: 560px;
  font-size: 17px;
  line-height: 26px;
  color: rgba(238, 240, 246, 0.82);
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 24px;
}

.hero-visual {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  width: 100%;
  max-width: 520px;
  min-height: 520px;
  overflow: hidden;
  border-radius: 28px;
}

.hero-house {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 28px;
}

.hero-scrim {
  position: absolute;
  inset: 0;
  border-radius: 28px;
  background: linear-gradient(90deg, rgba(18, 18, 27, 0) 0%, rgba(18, 18, 27, 0.2) 55%, rgba(18, 18, 27, 0.8) 100%);
  pointer-events: none;
}

.hero-visual .phone {
  position: relative;
  z-index: 1;
  margin-top: 24px;
}

.phone-caption {
  position: relative;
  z-index: 1;
  margin: 12px 0 16px;
  font-size: 13px;
  color: var(--ms-muted);
}

@media (min-width: 640px) {
  .hero-actions {
    flex-direction: row;
  }
}

@media (min-width: 768px) {
  .hero {
    padding: 64px var(--pad) 72px;
    border-radius: 0 0 40px 40px;
  }
  .hero h1 {
    font-size: 48px;
    line-height: 56px;
  }
}

@media (min-width: 1024px) {
  .hero {
    padding: 64px 64px 72px 80px;
  }
  .hero-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
  .hero-copy {
    width: 640px;
    flex-shrink: 0;
  }
  .hero-visual {
    width: 520px;
    min-height: 609px;
    flex-shrink: 0;
  }
  .hero-visual .phone {
    margin-top: 0;
  }
}

/* Phone mockup */
.phone {
  width: 280px;
  height: 580px;
  padding: 10px;
  border-radius: 40px;
  border: 2px solid rgba(255, 255, 255, 0.16);
  background: #0a0a10;
  box-shadow: 0 24px 20px rgba(0, 0, 0, 0.45);
  flex-shrink: 0;
}

.phone-screen {
  height: 100%;
  padding: 22px 18px 20px;
  border-radius: 30px;
  background: linear-gradient(180deg, #121020, #1c1834);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.phone-top {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  font-weight: 500;
}

.phone-top span:last-child {
  font-size: 11px;
  color: var(--ms-muted);
}

.phone-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--ms-muted);
}

.phone-temp {
  font-size: 56px;
  font-weight: 600;
  line-height: 60px;
}

.phone-sub {
  font-size: 12px;
  line-height: 16px;
  color: var(--ms-muted);
}

.phone-modes {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.mode-pill {
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 500;
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
}

.mode-pill.active {
  background: var(--ms-accent);
}

.phone-chart {
  padding: 12px;
  border-radius: var(--radius-16);
  background: rgba(255, 255, 255, 0.06);
}

.phone-chart p {
  margin: 0 0 8px;
  font-size: 12px;
  font-weight: 500;
}

.phone-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 12px;
  border-radius: var(--radius-12);
  background: rgba(255, 255, 255, 0.05);
  font-size: 12px;
}

.phone-row span:last-child {
  font-weight: 500;
  color: var(--ms-accent);
}

/* Sections */
.section {
  padding: 56px var(--pad) 32px;
}

@media (min-width: 768px) {
  .section {
    padding: 72px var(--pad) 32px;
  }
}

.section-title {
  margin: 0;
  font-size: 28px;
  font-weight: 600;
  line-height: 1.2;
  text-wrap: balance;
}

@media (min-width: 768px) {
  .section-title {
    font-size: 36px;
    line-height: 44px;
  }
}

.section-title.center {
  text-align: center;
}

.section-desc {
  margin: 12px 0 0;
  max-width: 760px;
  font-size: 17px;
  line-height: 26px;
  color: var(--ms-muted);
}

.eyebrow {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 500;
  color: var(--ms-accent);
}

.filter-label {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 500;
  color: var(--ms-muted);
}

/* Catalog */
.catalog-filters {
  margin-top: 28px;
}

.catalog-body {
  display: grid;
  gap: 20px;
  margin-top: 28px;
}

@media (min-width: 1024px) {
  .catalog-body {
    grid-template-columns: 360px 1fr;
    align-items: start;
  }
}

.type-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.type-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 100%;
  padding: 14px 16px;
  border: none;
  border-left: 3px solid transparent;
  border-radius: 14px;
  background: var(--ms-card);
  color: inherit;
  text-align: left;
  cursor: pointer;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.type-item span {
  font-size: 15px;
  font-weight: 600;
}

.type-item small {
  font-size: 12px;
  color: var(--ms-muted);
}

.type-item[hidden] {
  display: none;
}

.type-item.active {
  border-left-color: var(--ms-accent);
  background: #2a2644;
}

.type-item:hover {
  background: #24203a;
}

.brand-intro h3 {
  margin: 0;
  font-size: 20px;
  font-weight: 500;
  line-height: 1.3;
}

.brand-intro p {
  margin: 6px 0 0;
  font-size: 13px;
  color: var(--ms-muted);
}

.brand-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 14px;
}

.brand-card {
  display: grid;
  gap: 16px;
  padding: 14px;
  border-radius: var(--radius-16);
  background: var(--ms-card);
}

.brand-card.featured {
  border: 1px solid rgba(127, 107, 255, 0.33);
}

.brand-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: var(--radius-12);
}

.brand-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.brand-head h4 {
  margin: 0;
  font-size: 18px;
  font-weight: 500;
}

.brand-head p {
  margin: 4px 0 0;
  font-size: 12px;
  color: var(--ms-muted);
}

.brand-price {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  flex-shrink: 0;
  font-size: 18px;
  font-weight: 500;
  white-space: nowrap;
}

.brand-price small {
  margin-top: 2px;
  font-size: 11px;
  font-weight: 400;
  color: var(--ms-muted);
}

.brand-copy ul {
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
}

.brand-copy li {
  position: relative;
  padding-left: 13px;
  margin-top: 6px;
  font-size: 13px;
  line-height: 18px;
}

.brand-copy li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6.5px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--ms-accent);
}

@media (min-width: 720px) {
  .brand-card {
    grid-template-columns: 168px 1fr;
    align-items: start;
    padding: 14px 16px 14px 14px;
  }
  .brand-card img {
    width: 168px;
    height: 148px;
  }
}

/* Features */
.features-top,
.features-mid {
  display: grid;
  gap: 16px;
  margin-top: 32px;
}

.feature-card {
  padding: 28px;
}

.feature-card.tall {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 220px;
}

.feature-card.wide {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.feature-num {
  font-size: 12px;
  font-weight: 500;
  color: var(--ms-accent);
}

.feature-card h3 {
  margin: 12px 0 0;
  font-size: 22px;
  font-weight: 600;
  line-height: 28px;
}

.feature-card.tall h3 {
  margin: 0;
}

.feature-card p {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 22px;
  color: var(--ms-muted);
}

.feature-card.tall p {
  margin: 0;
}

@media (min-width: 768px) {
  .features-top {
    grid-template-columns: 2fr 1fr;
  }
  .features-mid {
    grid-template-columns: repeat(3, 1fr);
  }
  .feature-card.tall {
    min-height: 260px;
  }
}

/* Why */
.why-grid {
  display: grid;
  gap: 24px;
  margin-top: 40px;
}

@media (min-width: 1024px) {
  .why-grid {
    grid-template-columns: 420px 1fr;
    align-items: start;
  }
}

.why-item {
  display: flex;
  gap: 16px;
  width: 100%;
  padding: 18px 16px;
  border: none;
  border-radius: var(--radius-16);
  background: transparent;
  color: inherit;
  text-align: left;
  cursor: pointer;
}

.why-item.active {
  background: rgba(127, 107, 255, 0.22);
}

.why-num {
  font-size: 16px;
  font-weight: 600;
  color: var(--ms-accent);
}

.why-item.active .why-num {
  color: #fff;
}

.why-item h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
}

.why-item p {
  margin: 4px 0 0;
  max-width: 300px;
  font-size: 14px;
  line-height: 20px;
  color: var(--ms-muted);
}

.why-card {
  padding: 36px 32px;
  border-radius: var(--radius-24);
  background: linear-gradient(180deg, #201c3a, #141224);
}

.why-card-label {
  margin: 0;
  font-size: 13px;
  font-weight: 500;
  color: var(--ms-accent);
}

.why-card h3 {
  margin: 16px 0 0;
  font-size: 24px;
  font-weight: 600;
  line-height: 34px;
}

.why-card p {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 22px;
  color: var(--ms-muted);
}

/* Works */
.works-grid {
  display: grid;
  gap: 16px;
  margin-top: 32px;
}

@media (min-width: 1024px) {
  .works-grid {
    grid-template-columns: 1.5fr 1fr;
  }
}

.work-image {
  width: 100%;
  border-radius: var(--radius-20);
  object-fit: cover;
  aspect-ratio: 760 / 380;
}

.work-image.sm {
  aspect-ratio: 504 / 168;
}

.work-meta {
  margin: 16px 0 0;
  font-size: 13px;
  font-weight: 500;
  color: var(--ms-accent);
}

.works-side .work-meta {
  font-size: 12px;
}

.work-title {
  margin: 12px 0 0;
  font-size: 22px;
  font-weight: 600;
  line-height: 28px;
}

.work-title.sm {
  margin-top: 10px;
  font-size: 18px;
  line-height: 1.3;
}

.work-text {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 22px;
  color: var(--ms-muted);
}

.works-side .work-text {
  font-size: 14px;
  line-height: 20px;
}

.works-side {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.works-side article .work-meta {
  margin-top: 10px;
}

/* Gallery */
.gallery-row {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

@media (min-width: 768px) {
  .gallery-row.two {
    grid-template-columns: 1fr 1fr;
  }
  .gallery-row.three {
    grid-template-columns: repeat(3, 1fr);
  }
}

.gallery-item {
  position: relative;
  margin: 0;
  border-radius: var(--radius-20);
  overflow: hidden;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery-item.large {
  aspect-ratio: 624 / 280;
}

.gallery-item.small {
  aspect-ratio: 416 / 220;
}

.gallery-label {
  position: absolute;
  left: 16px;
  bottom: 16px;
  margin: 0;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(12, 12, 20, 0.62);
  font-size: 12px;
  font-weight: 500;
  color: #fff;
}

/* Trust */
.trust-grid {
  display: grid;
  gap: 40px;
}

@media (min-width: 1024px) {
  .trust-grid {
    grid-template-columns: 520px 1fr;
  }
}

.trust-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  margin-top: 32px;
}

.trust-stats strong {
  display: block;
  font-size: 32px;
  font-weight: 600;
  line-height: 36px;
}

.trust-stats span {
  display: block;
  margin-top: 4px;
  max-width: 140px;
  font-size: 13px;
  line-height: 18px;
  color: var(--ms-muted);
}

.trust-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.trust-item {
  display: flex;
  gap: 16px;
  padding: 19px 21px;
  border-radius: var(--radius-16);
  border: 1px solid var(--ms-border);
  background: rgba(32, 29, 50, 0.6);
}

.trust-item .num {
  font-size: 16px;
  font-weight: 600;
  color: var(--ms-accent);
}

.trust-item h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
}

.trust-item p {
  margin: 4px 0 0;
  font-size: 14px;
  color: var(--ms-muted);
}

/* Reviews */
.reviews-head {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

@media (min-width: 640px) {
  .reviews-head {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.reviews-rating {
  text-align: left;
}

@media (min-width: 640px) {
  .reviews-rating {
    text-align: right;
  }
}

.reviews-rating strong {
  display: block;
  font-size: 28px;
  font-weight: 600;
  line-height: 32px;
}

.reviews-rating span {
  font-size: 13px;
  color: var(--ms-muted);
}

.reviews-grid {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

@media (min-width: 768px) {
  .reviews-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.review-card {
  padding: 25px;
}

.review-stars {
  color: var(--ms-accent);
  font-size: 14px;
  letter-spacing: 1px;
  line-height: 18px;
}

.review-card p {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 22px;
  color: var(--ms-muted);
}

.review-card strong {
  display: block;
  margin-top: 24px;
  font-size: 15px;
}

.review-card span {
  font-size: 13px;
  color: var(--ms-muted);
}

/* Calculator */
.calculator-card {
  display: grid;
  gap: 24px;
  margin-top: 28px;
  padding: 24px;
}

@media (min-width: 1024px) {
  .calculator-card {
    grid-template-columns: 1.8fr 1fr;
    padding: 28px;
  }
}

.step-label {
  margin: 0;
  font-size: 14px;
  font-weight: 500;
  color: var(--ms-muted);
}

.step-label + .chips {
  margin-top: 12px;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  height: 40px;
  padding: 0 16px;
  border-radius: var(--radius-12);
  border: 1px solid var(--ms-border);
  background: var(--ms-card);
  color: var(--ms-text);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s var(--ease), transform 0.15s var(--ease);
}

.chip:hover {
  background: #26233c;
}

.chip:active {
  transform: scale(0.98);
}

.chip.active {
  background: rgba(127, 107, 255, 0.22);
}

.slider-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 16px;
}

.slider-row input[type="range"] {
  flex: 1;
  height: 6px;
  appearance: none;
  background: linear-gradient(
    to right,
    var(--ms-accent) 0%,
    var(--ms-accent) var(--fill, 35.3%),
    var(--ms-border) var(--fill, 35.3%),
    var(--ms-border) 100%
  );
  border-radius: 999px;
}

.slider-row input[type="range"]::-webkit-slider-thumb {
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--ms-text);
  cursor: pointer;
  box-shadow: 0 0 0 0 rgba(127, 107, 255, 0.3);
}

.slider-row input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border: none;
  border-radius: 50%;
  background: var(--ms-text);
  cursor: pointer;
}

.slider-value {
  min-width: 70px;
  font-size: 18px;
  font-weight: 600;
}

.calc-step {
  margin-top: 22px;
}

.calc-result {
  padding: 24px;
  border-radius: var(--radius-20);
  background: var(--ms-elevated);
}

.calc-result-label {
  margin: 0;
  font-size: 13px;
  font-weight: 500;
  color: var(--ms-accent);
}

.calc-price {
  margin: 12px 0 0;
  font-size: 36px;
  font-weight: 600;
  line-height: 42px;
}

.calc-desc {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 20px;
  color: var(--ms-muted);
}

.calc-result .btn {
  margin-top: 12px;
  width: 100%;
}

@media (min-width: 640px) {
  .calc-result .btn {
    width: auto;
  }
}

/* Contacts */
.contacts-grid {
  display: grid;
  gap: 40px;
}

@media (min-width: 1024px) {
  .contacts-grid {
    grid-template-columns: 520px 1fr;
  }
}

.contact-dl {
  margin-top: 32px;
}

.contact-dl dt {
  font-size: 12px;
  color: var(--ms-muted);
}

.contact-dl dd {
  margin: 4px 0 24px;
  font-size: 17px;
}

.contact-form {
  padding: 28px;
}

.contact-form h3 {
  margin: 0 0 16px;
  font-size: 22px;
  font-weight: 600;
}

.form-field {
  margin-bottom: 12px;
}

.form-field label {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  color: var(--ms-muted);
}

.form-field input,
.form-field textarea {
  width: 100%;
  padding: 16px;
  border-radius: var(--radius-12);
  border: 1px solid var(--ms-border);
  background: var(--ms-elevated);
  color: var(--ms-text);
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: #6d7388;
}

.form-field textarea {
  min-height: 96px;
  resize: vertical;
}

.form-check {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  cursor: pointer;
  font-size: 14px;
  color: var(--ms-muted);
}

.form-check input {
  width: 18px;
  height: 18px;
  accent-color: var(--ms-accent);
  flex-shrink: 0;
}

.form-msg {
  margin: 8px 0 0;
  font-size: 14px;
}

.form-msg.success {
  color: #4ade80;
}

.form-msg.error {
  color: #f87171;
}

.contact-form .btn {
  margin-top: 12px;
}

/* Footer */
.site-footer {
  padding: 48px var(--pad) 32px;
  background: var(--ms-footer);
}

.footer-grid {
  display: grid;
  gap: 40px;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1.2fr repeat(4, 1fr);
  }
}

.footer-desc {
  margin-top: 16px;
  max-width: 260px;
  font-size: 14px;
  line-height: 20px;
  color: var(--ms-muted);
}

.footer-phone {
  margin: 16px 0 0;
  font-size: 14px;
}

.footer-mail {
  margin: 4px 0 0;
  font-size: 14px;
  color: var(--ms-muted);
}

.footer-col h4 {
  margin: 0;
  font-size: 14px;
  font-weight: 500;
}

.footer-col a {
  display: block;
  margin-top: 12px;
  font-size: 14px;
  color: var(--ms-muted);
}

.footer-col a:hover {
  color: var(--ms-text);
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--ms-border);
  font-size: 13px;
  color: var(--ms-muted);
}

@media (min-width: 640px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
}