:root {
  --bg: #f6f8f8;
  --panel: #ffffff;
  --ink: #101214;
  --muted: #60666d;
  --dark: #0d1112;
  --dark-2: #16191b;
  --cyan: #18aeea;
  --cyan-dark: #0b83bb;
  --green: #178b48;
  --lime-soft: #eefaf2;
  --amber: #f4bc4c;
  --line: #d8dee3;
  --shadow: 0 18px 45px rgba(8, 18, 26, 0.14);
  --radius: 8px;
  --container: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.5;
}

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

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

button,
input,
select {
  font: inherit;
}

.container {
  width: min(100% - 32px, var(--container));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 1px 12px rgba(0, 0, 0, 0.08);
}

.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  min-width: 230px;
}

.brand-mark {
  width: 43px;
  height: 43px;
  border: 4px solid var(--cyan);
  border-right-color: transparent;
  border-radius: 50%;
  position: relative;
  flex: 0 0 auto;
}

.brand-mark::after {
  content: "";
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--cyan);
  position: absolute;
  right: 0;
  top: 2px;
}

.brand strong {
  display: block;
  font-size: 18px;
  line-height: 1.05;
  text-transform: uppercase;
}

.brand small {
  display: block;
  color: #34393e;
  font-size: 11px;
  text-transform: uppercase;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 19px;
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.main-nav a {
  padding: 10px 0;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--cyan-dark);
}

.nav-phone {
  white-space: nowrap;
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: var(--radius);
  padding: 10px;
}

.menu-toggle span {
  display: block;
  height: 2px;
  background: var(--ink);
  margin: 5px 0;
}

.partner-strip {
  padding: 12px 20px;
  text-align: center;
  color: #30383d;
  background: var(--lime-soft);
  border-top: 1px solid #d6efdf;
  border-bottom: 2px solid #48a862;
  font-size: 15px;
}

.partner-strip a {
  color: var(--green);
  font-weight: 800;
}

.section-dark {
  color: #fff;
  background:
    linear-gradient(90deg, rgba(12, 17, 18, 0.96), rgba(25, 26, 22, 0.9)),
    radial-gradient(circle at 85% 20%, rgba(244, 188, 76, 0.18), transparent 32%),
    var(--dark);
}

.section-light {
  background: #fff;
}

.hero {
  min-height: 690px;
  padding: 58px 0 78px;
  display: grid;
  align-items: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(310px, 0.92fr) minmax(360px, 1fr);
  gap: 58px;
  align-items: center;
}

.hero-photo-wrap {
  min-width: 0;
}

.hero-phone {
  width: min(100%, 330px);
  min-height: 62px;
  margin: 0 0 22px 72px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 13px;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.72);
  border-radius: 999px;
  font-size: 26px;
  white-space: nowrap;
}

.phone-icon {
  width: 31px;
  height: 31px;
  border-radius: 50%;
  border: 3px solid #fff;
  position: relative;
}

.phone-icon::after {
  content: "";
  width: 12px;
  height: 20px;
  border: 3px solid #fff;
  border-left: 0;
  border-bottom: 0;
  transform: rotate(138deg);
  position: absolute;
  left: 8px;
  top: 3px;
  border-radius: 4px;
}

.hero-photo-card {
  margin: 0;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: #111;
  box-shadow: var(--shadow);
}

.hero-photo-card::before {
  content: "INSIDET";
  position: absolute;
  left: 22px;
  top: 50%;
  z-index: 2;
  color: #fff;
  font-size: 34px;
  font-weight: 800;
  transform: rotate(-90deg) translateX(-50%);
  transform-origin: left top;
}

.hero-photo-card img {
  width: 100%;
  aspect-ratio: 1.18 / 1;
  object-fit: cover;
}

.hero-photo-card figcaption {
  position: absolute;
  left: 28px;
  bottom: 24px;
  z-index: 2;
  color: #fff;
  padding-left: 14px;
  border-left: 4px solid #fff;
  font-size: 13px;
}

.hero-photo-card figcaption span,
.hero-photo-card figcaption strong {
  display: block;
}

.eyebrow {
  margin: 0 0 16px;
  color: #eef7fb;
  font-size: 20px;
  font-weight: 700;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  max-width: 670px;
  font-size: 44px;
  line-height: 1.08;
  text-transform: uppercase;
}

.result-badge {
  display: inline-block;
  margin: 20px 0 24px;
  padding: 3px 16px;
  color: #fff;
  background: var(--cyan);
  border-radius: 999px;
  font-size: 15px;
  font-weight: 800;
  text-transform: uppercase;
}

.hero-points {
  display: grid;
  gap: 17px;
  margin: 0 0 30px;
  padding: 0;
  list-style: none;
  max-width: 440px;
}

.hero-points li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 14px;
  align-items: center;
  font-size: 19px;
  font-weight: 700;
}

.line-icon {
  width: 42px;
  height: 42px;
  border: 2px solid rgba(255, 255, 255, 0.75);
  border-radius: var(--radius);
  position: relative;
}

.line-icon::after {
  content: "";
  position: absolute;
  inset: 9px;
  border: 2px solid rgba(255, 255, 255, 0.85);
  border-radius: 3px;
}

.hero-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 1fr));
  gap: 16px;
  max-width: 520px;
}

.btn {
  min-height: 54px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 24px;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 900;
  text-align: center;
  text-transform: uppercase;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
}

.btn-primary {
  color: #fff;
  background: var(--cyan);
  box-shadow: 0 12px 26px rgba(24, 174, 234, 0.28);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--cyan-dark);
}

.btn-secondary {
  color: #fff;
  background: #1f88c5;
  box-shadow: 0 12px 26px rgba(31, 136, 197, 0.24);
}

.btn-outline {
  color: var(--cyan-dark);
  background: #fff;
  border: 2px solid var(--cyan);
}

.promo-calc,
.advantages,
.prices,
.expert,
.team {
  padding: 88px 0;
}

.split-grid {
  display: grid;
  grid-template-columns: minmax(320px, 0.9fr) minmax(340px, 1fr);
  gap: 48px;
  align-items: start;
}

.promo-panel {
  min-height: 460px;
  padding: 44px;
  color: #fff;
  border-radius: var(--radius);
  background:
    linear-gradient(rgba(8, 12, 14, 0.82), rgba(8, 12, 14, 0.84)),
    linear-gradient(135deg, #1f2b31, #0d1112);
  box-shadow: var(--shadow);
}

.promo-label {
  display: inline-block;
  margin: 0 0 24px;
  padding: 7px 16px;
  color: var(--ink);
  background: var(--amber);
  border-radius: var(--radius);
  font-weight: 900;
  text-transform: uppercase;
}

.promo-panel h2,
.lead-form h2,
.advantages h2,
.section-heading h2,
.consult h2,
.expert h2,
.process h2,
.team h2,
.contacts h2 {
  margin: 0;
  font-size: 38px;
  line-height: 1.12;
  text-transform: uppercase;
}

.promo-list {
  display: grid;
  gap: 25px;
  margin-top: 36px;
}

.promo-list p {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 18px;
  align-items: center;
  margin: 0;
  font-size: 24px;
  line-height: 1.18;
}

.promo-list span {
  display: inline-flex;
  width: 46px;
  height: 46px;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: var(--cyan);
  border-radius: 50%;
  font-size: 14px;
  font-weight: 900;
}

.lead-form {
  display: grid;
  gap: 20px;
  padding: 38px;
  background: #dde0e2;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.lead-form p {
  margin: -8px 0 4px;
  color: var(--muted);
  text-align: center;
}

.lead-form label {
  display: grid;
  gap: 8px;
  font-weight: 800;
}

.lead-form input,
.lead-form select {
  width: 100%;
  min-height: 56px;
  padding: 0 16px;
  border: 1px solid #bac3c9;
  border-radius: var(--radius);
  background: #fff;
}

.lead-form input:focus,
.lead-form select:focus {
  outline: 3px solid rgba(24, 174, 234, 0.25);
  border-color: var(--cyan);
}

.lead-form .btn {
  justify-self: center;
  min-width: 230px;
}

.form-status {
  min-height: 22px;
  font-weight: 700;
}

.advantages {
  background: #fff;
}

.advantages h2 {
  margin-bottom: 52px;
  text-align: center;
}

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.advantage-card {
  min-height: 250px;
  padding: 32px;
  color: #fff;
  border-radius: var(--radius);
  background:
    linear-gradient(rgba(11, 15, 17, 0.82), rgba(11, 15, 17, 0.86)),
    linear-gradient(135deg, #293339, #0d1112);
}

.card-icon {
  display: block;
  width: 62px;
  height: 62px;
  margin-bottom: 28px;
  border: 5px solid var(--cyan);
  border-radius: var(--radius);
  position: relative;
}

.card-icon::after {
  content: "";
  position: absolute;
  inset: 13px;
  border: 4px solid var(--cyan);
  border-radius: 50%;
}

.advantage-card h3 {
  margin: 0 0 14px;
  font-size: 22px;
  line-height: 1.2;
  text-transform: uppercase;
}

.advantage-card p {
  margin: 0;
  color: #e2e8ec;
}

.section-heading {
  display: grid;
  gap: 8px;
  margin-bottom: 34px;
}

.section-heading .eyebrow {
  color: var(--cyan-dark);
}

.price-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.price-card {
  display: grid;
  gap: 17px;
  align-content: start;
  padding: 32px;
  background: #f7f9fa;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.price-card.featured {
  color: #fff;
  background: var(--dark-2);
  border-color: var(--dark-2);
  box-shadow: var(--shadow);
}

.price-card h3 {
  margin: 0;
  font-size: 25px;
  text-transform: uppercase;
}

.price-card p {
  margin: 0;
}

.price {
  color: var(--cyan-dark);
  font-size: 28px;
  font-weight: 900;
}

.featured .price {
  color: var(--amber);
}

.consult {
  padding: 82px 0;
}

.consult-copy {
  padding: 44px;
  background: rgba(0, 0, 0, 0.34);
  border-radius: var(--radius);
}

.check-list {
  display: grid;
  gap: 18px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 34px;
  font-size: 20px;
}

.check-list li::before {
  content: "";
  width: 19px;
  height: 19px;
  position: absolute;
  left: 0;
  top: 5px;
  background: var(--cyan);
  border-radius: 50%;
}

.lead-form-light {
  background: #fff;
  color: var(--ink);
}

.expert-grid,
.team-grid,
.process-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 56px;
  align-items: center;
}

.ghost-word {
  margin: 0;
  color: rgba(16, 18, 20, 0.42);
  font-size: 58px;
  font-weight: 900;
  line-height: 1;
}

.expert-copy {
  display: grid;
  gap: 26px;
  justify-items: start;
}

.expert-copy p,
.team-grid p,
.process-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 19px;
}

.process {
  padding: 94px 0;
}

.process .eyebrow,
.process-grid p {
  color: #dce7eb;
}

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

.accordion button {
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: 100%;
  padding: 14px 20px;
  color: #fff;
  background: var(--cyan);
  border: 0;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 20px;
  font-weight: 900;
  text-align: left;
  text-transform: uppercase;
}

.accordion-panel {
  padding: 16px 20px 20px;
  color: #e8eef1;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
}

.team {
  background: #fff;
}

.contacts {
  padding: 88px 0;
}

.contacts-copy {
  padding: 18px 0 0;
}

.contacts-copy h2 {
  margin-bottom: 28px;
  text-decoration: underline;
  text-decoration-thickness: 4px;
  text-underline-offset: 7px;
}

.contacts-copy p {
  margin: 0 0 24px;
  font-size: 24px;
  line-height: 1.25;
}

.contact-list {
  display: grid;
  gap: 14px;
  margin: 0 0 25px;
}

.contact-list div {
  display: grid;
  gap: 4px;
}

.contact-list dt {
  color: #9eddf5;
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

.contact-list dd {
  margin: 0;
  font-size: 20px;
}

.contact-list a:hover,
.contact-list a:focus-visible,
.site-footer a:hover,
.site-footer a:focus-visible {
  color: var(--cyan);
}

.work-note {
  color: #dce7eb;
  font-size: 17px;
}

.site-footer {
  padding: 24px 0;
  color: #fff;
  background: #07090a;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.footer-inner span {
  color: var(--amber);
}

.floating-whatsapp {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 30;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #21c85a;
  border-radius: 50%;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
}

.floating-whatsapp span {
  width: 28px;
  height: 28px;
  border: 3px solid #fff;
  border-radius: 50%;
  position: relative;
}

.floating-whatsapp span::before {
  content: "";
  position: absolute;
  width: 11px;
  height: 15px;
  border: 3px solid #fff;
  border-left: 0;
  border-bottom: 0;
  transform: rotate(132deg);
  left: 7px;
  top: 4px;
  border-radius: 3px;
}

.floating-whatsapp span::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -5px;
  border-top: 8px solid #fff;
  border-right: 8px solid transparent;
  transform: rotate(20deg);
}

@media (max-width: 980px) {
  .header-inner {
    min-height: 68px;
  }

  .menu-toggle {
    display: inline-block;
  }

  .main-nav {
    position: absolute;
    left: 16px;
    right: 16px;
    top: calc(100% + 10px);
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 14px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
  }

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

  .main-nav a {
    padding: 13px 10px;
  }

  .hero {
    min-height: auto;
  }

  .hero-grid,
  .split-grid,
  .expert-grid,
  .team-grid,
  .process-grid {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 38px;
  }

  .hero-phone {
    margin-left: 0;
  }

  .advantage-grid,
  .price-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 680px) {
  .container {
    width: min(100% - 24px, var(--container));
  }

  .brand {
    min-width: 0;
  }

  .brand strong {
    font-size: 15px;
  }

  .brand small {
    font-size: 9px;
  }

  .partner-strip {
    padding: 10px 12px;
    font-size: 13px;
  }

  .hero {
    padding: 32px 0 52px;
  }

  .hero-grid {
    gap: 34px;
  }

  .hero h1 {
    font-size: 31px;
  }

  .eyebrow {
    font-size: 16px;
  }

  .hero-phone {
    min-height: 54px;
    font-size: 20px;
  }

  .hero-actions {
    grid-template-columns: 1fr;
  }

  .hero-points li {
    font-size: 16px;
  }

  .hero-photo-card::before {
    font-size: 25px;
  }

  .promo-calc,
  .advantages,
  .prices,
  .expert,
  .team,
  .contacts,
  .consult,
  .process {
    padding: 56px 0;
  }

  .promo-panel,
  .lead-form,
  .consult-copy,
  .price-card,
  .advantage-card {
    padding: 24px;
  }

  .promo-panel h2,
  .lead-form h2,
  .advantages h2,
  .section-heading h2,
  .consult h2,
  .expert h2,
  .process h2,
  .team h2,
  .contacts h2 {
    font-size: 28px;
  }

  .promo-list p {
    grid-template-columns: 40px 1fr;
    font-size: 18px;
  }

  .promo-list span {
    width: 40px;
    height: 40px;
  }

  .advantage-grid,
  .price-grid {
    grid-template-columns: 1fr;
  }

  .contacts-copy p {
    font-size: 20px;
  }

  .ghost-word {
    font-size: 42px;
  }

  .accordion button {
    font-size: 16px;
  }

  .floating-whatsapp {
    right: 16px;
    bottom: 16px;
    width: 54px;
    height: 54px;
  }
}