:root {
  --bg: #f6f8fb;
  --white: #ffffff;
  --text: #162033;
  --muted: #5c6880;
  --primary: #1f6fd1;
  --primary-dark: #134a8e;
  --accent: #f5b84b;
  --green: #2fbf71;
  --border: #e3e9f3;
  --shadow: 0 20px 45px rgba(17, 35, 62, 0.12);
  --radius: 26px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 150px;
}

#top {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}

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

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

button {
  font: inherit;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.container {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  background: var(--white);
  box-shadow: 0 4px 30px rgba(25, 42, 70, 0.07);
  position: sticky;
  top: 0;
  z-index: 20;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 13px;
  min-width: max-content;
}

.brand-logo {
  width: 58px;
  height: 58px;
}

.brand-text {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.8px;
  color: var(--primary-dark);
}

.header-info {
  display: flex;
  align-items: center;
  gap: 28px;
}

.worktime {
  display: grid;
  gap: 2px;
  font-size: 14px;
  color: var(--muted);
  text-align: right;
}

.worktime strong {
  color: var(--text);
  font-size: 15px;
}

.phone {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 999px;
  background: #eef5ff;
  color: var(--primary-dark);
  font-weight: 800;
  white-space: nowrap;
}

.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--white);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.menu-toggle span:not(.sr-only) {
  width: 22px;
  height: 2px;
  border-radius: 999px;
  background: var(--primary-dark);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.site-header.nav-open .menu-toggle span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.site-header.nav-open .menu-toggle span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.main-nav {
  border-top: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  gap: 10px;
  justify-content: center;
  padding: 10px 0;
}

.nav-inner a {
  padding: 11px 18px;
  border-radius: 999px;
  color: var(--muted);
  font-weight: 700;
  transition: 0.2s ease;
}

.nav-inner a:hover,
.nav-inner a:focus {
  background: var(--primary);
  color: var(--white);
}

.section {
  padding: 76px 0;
}

.hero {
  overflow: hidden;
  background:
    radial-gradient(circle at 85% 10%, rgba(31, 111, 209, 0.2), transparent 30%),
    linear-gradient(135deg, #ffffff 0%, #edf5ff 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 460px);
  gap: 54px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--primary);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 13px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(38px, 6vw, 66px);
  line-height: 1.04;
  letter-spacing: -2.2px;
  margin-bottom: 20px;
}

h2 {
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1.12;
  letter-spacing: -1.2px;
  margin-bottom: 14px;
}

h3 {
  font-size: 27px;
  line-height: 1.2;
  letter-spacing: -0.6px;
  margin-bottom: 0;
}

.hero-text {
  font-size: 19px;
  color: var(--muted);
  max-width: 650px;
  margin-bottom: 28px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 800;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn.primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 14px 28px rgba(31, 111, 209, 0.25);
}

.btn.secondary {
  background: var(--white);
  color: var(--primary-dark);
  border: 1px solid var(--border);
}

.hero-card {
  position: relative;
  min-height: 410px;
  border-radius: 40px;
  background: linear-gradient(145deg, var(--primary), var(--primary-dark));
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-card::before,
.hero-card::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
}

.hero-card::before {
  width: 260px;
  height: 260px;
  right: -80px;
  top: -80px;
}

.hero-card::after {
  width: 180px;
  height: 180px;
  left: -45px;
  bottom: -55px;
}

.paper-card {
  position: absolute;
  width: 235px;
  min-height: 112px;
  background: rgba(255,255,255,0.92);
  border: 1px solid rgba(255,255,255,0.45);
  border-radius: 24px;
  padding: 20px;
  display: grid;
  gap: 3px;
  box-shadow: 0 18px 35px rgba(5, 22, 44, 0.18);
}

.paper-card strong {
  font-size: 23px;
  color: var(--text);
}

.paper-card small {
  color: var(--muted);
}

.checkmark {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: var(--green);
  color: var(--white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
}

.card-one {
  top: 55px;
  left: 48px;
}

.card-two {
  right: 42px;
  top: 175px;
}

.card-three {
  left: 64px;
  bottom: 48px;
}

.section-heading {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 38px;
}

.section-heading p:not(.eyebrow) {
  color: var(--muted);
  font-size: 18px;
}

.section-heading.narrow {
  max-width: 670px;
}

.service-feature {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 26px;
  margin-bottom: 26px;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: 0 16px 35px rgba(17, 35, 62, 0.07);
}

.large-card {
  min-height: 100%;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 22px;
}

.card-label {
  color: var(--primary);
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.price-list,
.check-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.price-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 17px 0;
  border-bottom: 1px solid var(--border);
}

.price-list li:last-child {
  border-bottom: 0;
}

.price-list span {
  color: var(--text);
  font-weight: 650;
}

.price-list strong {
  font-size: 22px;
  color: var(--primary-dark);
  min-width: max-content;
}

.service-background {
  position: relative;
  overflow: hidden;
  min-height: 430px;
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(245, 184, 75, 0.96), rgba(31, 111, 209, 0.98)),
    url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.16'%3E%3Cpath d='M11 18h78v8H11zM11 45h78v8H11zM11 72h78v8H11z'/%3E%3C/g%3E%3C/svg%3E");
  box-shadow: var(--shadow);
}

.bg-circle {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
}

.circle-one {
  width: 260px;
  height: 260px;
  top: -75px;
  right: -70px;
}

.circle-two {
  width: 210px;
  height: 210px;
  left: -70px;
  bottom: -70px;
}

.calculator-card {
  position: absolute;
  left: 30px;
  right: 30px;
  bottom: 34px;
  background: rgba(255,255,255,0.9);
  border-radius: 24px;
  padding: 26px;
  display: grid;
  gap: 12px;
}

.calculator-card span {
  width: 55px;
  height: 55px;
  border-radius: 18px;
  background: var(--primary);
  color: var(--white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  font-weight: 900;
}

.calculator-card strong {
  font-size: 28px;
  line-height: 1.1;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 26px;
}

.price {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  margin-bottom: 10px;
}

.price strong {
  font-size: clamp(34px, 4vw, 46px);
  line-height: 1;
  color: var(--primary-dark);
}

.price span {
  color: var(--muted);
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 5px;
}

.muted {
  color: var(--muted);
  margin-bottom: 22px;
}

.check-list {
  display: grid;
  gap: 13px;
}

.check-list li {
  position: relative;
  padding-left: 31px;
  color: var(--text);
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  width: 22px;
  height: 22px;
  border-radius: 999px;
  background: #e8f8ef;
  color: var(--green);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 900;
}

.accent-card {
  border-color: rgba(245, 184, 75, 0.55);
}

.about-section {
  background: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 34px;
  align-items: stretch;
  margin-bottom: 56px;
}

.about-content {
  background: linear-gradient(180deg, #ffffff, #f6f9ff);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 34px;
  box-shadow: 0 16px 35px rgba(17, 35, 62, 0.06);
}

.about-content p:not(.eyebrow) {
  color: var(--muted);
  font-size: 18px;
  margin-bottom: 14px;
}

.about-content p:last-child {
  margin-bottom: 0;
}

.experience-card {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  border-radius: var(--radius);
  padding: 24px;
  background: linear-gradient(145deg, var(--primary-dark), var(--primary));
  box-shadow: var(--shadow);
}

.experience-item {
  min-height: 150px;
  border-radius: 22px;
  background: rgba(255,255,255,0.94);
  padding: 22px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 8px;
}

.experience-item strong {
  color: var(--primary-dark);
  font-size: 22px;
  line-height: 1.15;
}

.experience-item span {
  color: var(--muted);
}

.industries-wrap {
  margin-top: 10px;
}

.industry-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.industry-item {
  min-height: 118px;
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 22px;
  display: flex;
  align-items: flex-end;
  font-weight: 900;
  color: var(--primary-dark);
  background: linear-gradient(180deg, #ffffff, #f2f7ff);
}

.help-section {
  padding-top: 50px;
}

.help-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  border-radius: 34px;
  background: linear-gradient(135deg, #122a4c, #1f6fd1);
  color: var(--white);
  padding: 42px;
  box-shadow: var(--shadow);
}

.help-card .eyebrow,
.help-card p {
  color: rgba(255,255,255,0.82);
}

.help-card h2 {
  max-width: 790px;
  margin-bottom: 12px;
}

.help-card .btn.primary {
  background: var(--accent);
  color: #241800;
  box-shadow: none;
  min-width: max-content;
}

.mobile-call {
  display: none;
}

.site-footer {
  background: #0f1c31;
  color: var(--white);
  padding: 54px 0 22px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 42px;
  align-items: start;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 15px;
}

.footer-logo {
  width: 62px;
  height: 62px;
}

.footer-brand strong {
  display: block;
  font-size: 24px;
}

.footer-brand span,
.footer-text p {
  color: rgba(255,255,255,0.72);
}

.footer-text p {
  margin-bottom: 10px;
}

.footer-phone {
  display: inline-flex;
  margin-top: 8px;
  color: var(--accent);
  font-weight: 900;
  font-size: 20px;
}

.copyright {
  margin-top: 40px;
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,0.14);
  color: rgba(255,255,255,0.58);
  font-size: 14px;
}

@media (max-width: 900px) {
  .topbar,
  .header-info,
  .help-card {
    align-items: flex-start;
  }

  .topbar,
  .help-card {
    flex-direction: column;
  }

  .header-info {
    width: 100%;
    justify-content: space-between;
  }

  .worktime {
    text-align: left;
  }

  .hero-grid,
  .service-feature,
  .pricing-grid,
  .about-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .industry-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-card {
    min-height: 360px;
  }
}


@media (max-width: 760px) {
  html {
    scroll-padding-top: 112px;
  }

  body {
    padding-bottom: 76px;
  }

  .site-header {
    position: sticky;
  }

  .topbar {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 12px;
    padding: 12px 0;
  }

  .brand {
    min-width: 0;
  }

  .brand-text {
    font-size: 22px;
    letter-spacing: -0.4px;
  }

  .brand-logo {
    width: 46px;
    height: 46px;
    flex: 0 0 auto;
  }

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

  .header-info {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    width: 100%;
  }

  .worktime {
    text-align: left;
    font-size: 13px;
    line-height: 1.35;
    padding: 10px 12px;
    border-radius: 18px;
    background: #f6f9ff;
    border: 1px solid var(--border);
  }

  .worktime strong {
    font-size: 14px;
  }

  .phone {
    width: 100%;
    min-height: 48px;
    font-size: 16px;
  }

  .main-nav {
    max-height: 0;
    overflow: hidden;
    border-top: 0;
    transition: max-height 0.25s ease;
  }

  .site-header.nav-open .main-nav {
    max-height: 360px;
    border-top: 1px solid var(--border);
  }

  .nav-inner {
    display: grid;
    gap: 8px;
    justify-content: stretch;
    padding: 10px 0 14px;
  }

  .nav-inner a {
    min-height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    background: #f6f9ff;
  }

  .hero {
    background: linear-gradient(180deg, #ffffff 0%, #edf5ff 100%);
  }

  .hero-grid {
    gap: 28px;
  }

  .hero-text,
  .section-heading p:not(.eyebrow),
  .about-content p:not(.eyebrow) {
    font-size: 16px;
  }

  .hero-card {
    min-height: 300px;
    border-radius: 28px;
  }

  .service-background {
    min-height: 260px;
  }

  .calculator-card {
    left: 18px;
    right: 18px;
    bottom: 18px;
    padding: 20px;
  }

  .calculator-card strong {
    font-size: 23px;
  }

  .card-header {
    display: block;
  }

  .price {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }

  .price strong {
    font-size: 34px;
  }

  .industry-item {
    min-height: 88px;
    padding: 18px;
  }

  .mobile-call {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: 12px;
    z-index: 30;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 54px;
    border-radius: 999px;
    background: var(--primary);
    color: var(--white);
    font-weight: 900;
    box-shadow: 0 16px 34px rgba(31, 111, 209, 0.35);
  }
}

@media (max-width: 620px) {
  .container {
    width: min(100% - 22px, 1160px);
  }

  .section {
    padding: 54px 0;
  }

  .brand-text {
    font-size: 23px;
  }

  .brand-logo {
    width: 50px;
    height: 50px;
  }

  .header-info {
    display: grid;
    gap: 12px;
  }

  .phone {
    width: 100%;
  }

  .nav-inner a {
    white-space: normal;
  }

  h1 {
    letter-spacing: -1.4px;
  }

  .hero-actions,
  .btn {
    width: 100%;
  }

  .paper-card {
    width: 205px;
    padding: 17px;
  }

  .card-one {
    left: 20px;
    top: 42px;
  }

  .card-two {
    right: 18px;
    top: 160px;
  }

  .card-three {
    left: 34px;
    bottom: 34px;
  }

  .service-card,
  .about-content,
  .experience-card,
  .help-card {
    padding: 24px;
    border-radius: 22px;
  }

  .price-list li {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }

  .industry-grid,
  .experience-card {
    grid-template-columns: 1fr;
  }
}

.faq-section {
  background: linear-gradient(180deg, #ffffff 0%, #f6f8fb 100%);
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 26px;
  box-shadow: 0 14px 30px rgba(17, 35, 62, 0.06);
}

.faq-item h3 {
  font-size: 22px;
  margin-bottom: 10px;
  color: var(--primary-dark);
}

.faq-item p {
  color: var(--muted);
  margin-bottom: 0;
}

@media (max-width: 900px) {
  .faq-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 420px) {
  .container {
    width: min(100% - 18px, 1160px);
  }

  h1 {
    font-size: 34px;
  }

  h2 {
    font-size: 28px;
  }

  h3 {
    font-size: 23px;
  }

  .service-card,
  .about-content,
  .experience-card,
  .help-card,
  .faq-item {
    padding: 20px;
  }

  .paper-card {
    width: 185px;
  }

  .paper-card strong {
    font-size: 20px;
  }

  .card-two {
    top: 142px;
  }

  .industry-grid {
    gap: 10px;
  }
}