:root {
  --ink: #172126;
  --muted: #607079;
  --paper: #f7f9f8;
  --white: #ffffff;
  --teal: #0f8b8d;
  --teal-dark: #09666a;
  --yellow: #f0b429;
  --coral: #e76f51;
  --line: #dbe4e2;
  --shadow: 0 22px 60px rgba(18, 35, 39, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

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

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(18px, 4vw, 56px);
  color: var(--white);
  background: rgba(10, 25, 30, 0.42);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.brand,
.main-nav,
.hero-actions,
.hero-stats,
.site-footer {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 800;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
}

.brand-mark svg {
  width: 100%;
  height: 100%;
}

.brand-mark rect {
  fill: var(--yellow);
}

.brand-mark circle:first-of-type,
.brand-mark path {
  fill: none;
  stroke: var(--ink);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 3.5;
}

.brand-mark circle:last-of-type {
  fill: var(--teal);
}

.main-nav {
  gap: clamp(14px, 3vw, 34px);
  font-size: 0.94rem;
  font-weight: 600;
}

.main-nav a,
.header-cta {
  opacity: 0.94;
}

.header-cta {
  padding: 11px 16px;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 8px;
  font-weight: 700;
}

.hero {
  position: relative;
  min-height: 92vh;
  display: grid;
  align-items: center;
  padding: 120px clamp(20px, 5vw, 72px) 64px;
  overflow: hidden;
  color: var(--white);
}

.hero-image,
.hero-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(8, 24, 29, 0.94) 0%, rgba(8, 24, 29, 0.72) 42%, rgba(8, 24, 29, 0.18) 100%),
    linear-gradient(0deg, rgba(8, 24, 29, 0.34), rgba(8, 24, 29, 0.08));
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(720px, 100%);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: var(--yellow);
}

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

h1 {
  margin-bottom: 22px;
  font-size: clamp(2.7rem, 6vw, 5.8rem);
  line-height: 0.98;
  letter-spacing: 0;
  max-width: 900px;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.04;
  letter-spacing: 0;
  margin-bottom: 18px;
}

h3 {
  font-size: 1.1rem;
  line-height: 1.3;
  margin-bottom: 10px;
}

p {
  color: var(--muted);
  line-height: 1.7;
}

.hero-copy {
  max-width: 620px;
  margin-bottom: 30px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 1.12rem;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 38px;
}

.primary-btn,
.secondary-btn,
.contact-form button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  font-weight: 800;
}

.primary-btn,
.contact-form button {
  padding: 14px 20px;
  color: var(--ink);
  background: var(--yellow);
}

.secondary-btn {
  padding: 13px 19px;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.55);
}

.hero-stats {
  flex-wrap: wrap;
  gap: 12px;
}

.hero-stats div {
  min-width: 130px;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.1);
}

.hero-stats dt {
  font-size: 1.45rem;
  font-weight: 800;
}

.hero-stats dd {
  margin: 4px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.9rem;
}

.section {
  padding: clamp(70px, 9vw, 118px) clamp(20px, 5vw, 72px);
}

.intro {
  background: var(--white);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.benefit-grid,
.offer-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.benefit-card,
.offer-item {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 28px;
  background: var(--white);
}

.benefit-card .icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 22px;
  border-radius: 8px;
  color: var(--white);
  background: var(--teal);
  font-weight: 900;
}

.workflow {
  padding: clamp(76px, 10vw, 124px) clamp(20px, 5vw, 72px);
  background: #e9f4f2;
}

.workflow-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(30px, 6vw, 80px);
  align-items: start;
}

.steps {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.steps li {
  display: grid;
  grid-template-columns: 62px 1fr;
  gap: 18px;
  padding: 24px;
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 12px 35px rgba(24, 54, 58, 0.08);
}

.steps span {
  color: var(--coral);
  font-weight: 900;
}

.operations {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.65fr);
  gap: clamp(30px, 8vw, 100px);
  align-items: center;
  background: var(--ink);
}

.operations h2,
.operations h3,
.ops-panel,
.site-footer {
  color: var(--white);
}

.operations p {
  color: rgba(255, 255, 255, 0.72);
}

.ops-panel {
  padding: 24px;
  border-radius: 8px;
  background: #223238;
  box-shadow: var(--shadow);
}

.panel-top,
.ticket {
  display: flex;
  justify-content: space-between;
  gap: 16px;
}

.panel-top {
  align-items: center;
  padding-bottom: 18px;
  margin-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.panel-top strong {
  color: var(--yellow);
  font-size: 2.2rem;
}

.ticket {
  flex-direction: column;
  padding: 18px;
  margin-top: 12px;
  border-left: 4px solid var(--teal);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.ticket span,
.ticket small {
  color: rgba(255, 255, 255, 0.62);
}

.ticket.high {
  border-color: var(--coral);
}

.ticket.resolved {
  border-color: var(--yellow);
}

.offer {
  background: var(--white);
}

.offer-item {
  background: #fbfcfc;
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.7fr);
  gap: clamp(28px, 7vw, 84px);
  padding: clamp(72px, 9vw, 120px) clamp(20px, 5vw, 72px);
  background: #f3f6ef;
}

.contact-form {
  display: grid;
  gap: 16px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 18px 42px rgba(28, 45, 36, 0.1);
}

label {
  display: grid;
  gap: 8px;
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 13px 14px;
  color: var(--ink);
  font: inherit;
  background: var(--white);
}

textarea {
  resize: vertical;
}

.contact-form button {
  border: 0;
  cursor: pointer;
  font: inherit;
}

.contact-form button:disabled {
  cursor: wait;
  opacity: 0.7;
}

.form-note {
  min-height: 22px;
  margin: 0;
  color: var(--teal-dark);
  font-weight: 700;
}

.site-footer {
  justify-content: space-between;
  gap: 18px;
  padding: 26px clamp(20px, 5vw, 72px);
  background: #10191d;
  color: rgba(255, 255, 255, 0.74);
}

.site-footer span:first-child {
  color: var(--white);
  font-weight: 800;
}

@media (max-width: 920px) {
  .main-nav {
    display: none;
  }

  .workflow-inner,
  .operations,
  .contact {
    grid-template-columns: 1fr;
  }

  .benefit-grid,
  .offer-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 860px;
  }

  .hero-overlay {
    background: linear-gradient(90deg, rgba(8, 24, 29, 0.94), rgba(8, 24, 29, 0.58));
  }
}

@media (max-width: 620px) {
  .site-header {
    padding: 14px 16px;
  }

  .header-cta {
    display: none;
  }

  .hero {
    min-height: 780px;
    padding: 106px 18px 44px;
  }

  h1 {
    font-size: 2.62rem;
  }

  h2 {
    font-size: 2rem;
  }

  .hero-stats div {
    width: 100%;
  }

  .steps li {
    grid-template-columns: 1fr;
  }

  .contact-form {
    padding: 20px;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}