:root {
  --bg: #07090d;
  --bg-soft: #0f141d;
  --card: #121823;
  --line: #273246;
  --text: #f5f7fb;
  --text-soft: #b8c2d3;
  --steel: #8fa8c8;
  --gold: #c9aa62;
  --primary: #112038;
  --primary-hover: #1a2f52;
  --shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
}

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

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Segoe UI", "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  background:
    radial-gradient(circle at 90% -10%, rgba(201, 170, 98, 0.12), transparent 40%),
    radial-gradient(circle at 10% -20%, rgba(111, 148, 197, 0.14), transparent 38%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
}

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

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: #fff;
  color: #000;
  padding: 0.5rem 0.75rem;
  z-index: 999;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(10px);
  background: rgba(7, 9, 13, 0.84);
  border-bottom: 1px solid rgba(143, 168, 200, 0.18);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 74px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.2px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.main-nav a {
  color: var(--text-soft);
  text-decoration: none;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  font-weight: 600;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--text);
  background: rgba(143, 168, 200, 0.12);
}

.main-nav a.active {
  color: var(--text);
  background: rgba(17, 32, 56, 0.92);
  border: 1px solid rgba(143, 168, 200, 0.28);
}

.menu-toggle {
  display: none;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--text);
  border-radius: 10px;
  padding: 0.45rem 0.7rem;
  font-weight: 600;
}

.hero,
.sub-hero {
  padding: clamp(3rem, 6vw, 5.5rem) 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2rem;
  align-items: center;
}

.hero-media {
  margin: 0;
  border: 1px solid rgba(143, 168, 200, 0.23);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.eyebrow {
  margin: 0 0 0.85rem;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--steel);
}

h1,
h2,
h3 {
  line-height: 1.2;
  margin-top: 0;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.35rem);
  margin-bottom: 1rem;
}

h2 {
  font-size: clamp(1.5rem, 3.2vw, 2.15rem);
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.2rem;
  margin-bottom: 0.7rem;
}

.lead {
  color: var(--text-soft);
  font-size: clamp(1rem, 2.2vw, 1.2rem);
  max-width: 62ch;
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.35rem;
}

.btn {
  display: inline-block;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 12px;
  padding: 0.7rem 1rem;
  font-weight: 700;
  letter-spacing: 0.2px;
  cursor: pointer;
}

.btn:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), #172c4d);
  color: var(--text);
  border-color: rgba(143, 168, 200, 0.45);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-hover), #223a60);
}

.btn-secondary {
  background: #151d2a;
  border-color: #2e3b53;
  color: #dce6f6;
}

.btn-secondary:hover {
  background: #1a2434;
}

.btn-ghost {
  background: transparent;
  color: var(--gold);
  border-color: rgba(201, 170, 98, 0.65);
}

.btn-ghost:hover {
  background: rgba(201, 170, 98, 0.1);
}

.section {
  padding: clamp(2.2rem, 4.5vw, 4rem) 0;
}

.section-contrast {
  background: linear-gradient(180deg, rgba(15, 20, 29, 0.95), rgba(15, 20, 29, 0.78));
  border-top: 1px solid rgba(143, 168, 200, 0.17);
  border-bottom: 1px solid rgba(143, 168, 200, 0.17);
}

.section-contacts {
  padding-top: clamp(2rem, 4vw, 3rem);
}

.card-grid {
  display: grid;
  gap: 1rem;
}

.card-grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.card,
.info-panel,
.form-card {
  background: linear-gradient(180deg, rgba(18, 24, 35, 0.95), rgba(16, 21, 31, 0.95));
  border: 1px solid rgba(143, 168, 200, 0.2);
  border-radius: 16px;
  padding: 1.2rem;
  box-shadow: var(--shadow);
}

.card p,
.card li,
.info-panel p,
.form-card p {
  color: var(--text-soft);
}

.quote-author {
  margin: 0.7rem 0 0;
  color: var(--steel);
  font-size: 0.95rem;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  align-items: start;
}

.adv-list {
  margin: 0;
  padding-left: 1.1rem;
}

.adv-list li {
  margin-bottom: 0.45rem;
  color: var(--text-soft);
}

.phone {
  margin: 0;
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  font-weight: 800;
  color: var(--gold);
}

.form-row {
  margin-bottom: 0.9rem;
}

label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid #344663;
  background: #0f1725;
  color: var(--text);
  border-radius: 10px;
  padding: 0.7rem 0.8rem;
  font: inherit;
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid rgba(201, 170, 98, 0.7);
  border-color: rgba(201, 170, 98, 0.7);
}

.cta-inline {
  margin-top: 1.2rem;
}

.site-footer {
  margin-top: 1.5rem;
  border-top: 1px solid rgba(143, 168, 200, 0.17);
  padding: 1.4rem 0;
}

.site-footer p {
  margin: 0;
  color: var(--text-soft);
}

.site-footer a {
  color: var(--steel);
  text-decoration: none;
}

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

.floating-telegram {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 20;
  display: inline-block;
  text-decoration: none;
  color: #e7f0ff;
  font-weight: 700;
  letter-spacing: 0.2px;
  padding: 0.72rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(143, 168, 200, 0.55);
  background: linear-gradient(135deg, #133a61, #1d5d94);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.35);
}

.floating-telegram:hover,
.floating-telegram:focus-visible {
  background: linear-gradient(135deg, #185181, #236ca9);
}

.form-message {
  border-radius: 10px;
  padding: 0.65rem 0.8rem;
  margin-bottom: 0.85rem;
  font-weight: 600;
}

.form-message-success {
  background: rgba(33, 120, 79, 0.22);
  border: 1px solid rgba(68, 196, 131, 0.65);
  color: #c8f3df;
}

.form-message-error {
  background: rgba(130, 38, 38, 0.2);
  border: 1px solid rgba(224, 91, 91, 0.65);
  color: #ffd0d0;
}

.is-loading {
  opacity: 0.78;
  pointer-events: none;
}

.legal h2 {
  margin-top: 1.6rem;
}

.legal p {
  color: var(--text-soft);
}

.legal a {
  color: var(--steel);
}

@media (max-width: 930px) {
  .hero-grid,
  .split,
  .card-grid-2,
  .card-grid-3 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .menu-toggle {
    display: inline-block;
  }

  .main-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 74px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 0.75rem;
    background: rgba(7, 9, 13, 0.98);
    border-bottom: 1px solid rgba(143, 168, 200, 0.2);
  }

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

  .main-nav a {
    border-radius: 10px;
  }

  .floating-telegram {
    right: 0.75rem;
    bottom: 0.75rem;
    padding: 0.65rem 0.9rem;
    font-size: 0.95rem;
  }
}