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

html,
body {
  margin: 0;
  padding: 0;
  width: 100%;
  overflow-x: hidden;
}

body {
  font-family: 'Inter', Arial, Helvetica, sans-serif;
  background: #ffffff;
}

img,
svg,
video,
canvas {
  max-width: 100%;
  height: auto;
  display: block;
}

a,
button,
input,
select,
textarea {
  font: inherit;
}

.elton-nav-wrap,
.elton-modal-overlay,
.elton-modal,
.elton-service-form,
.elton-service-form input,
.elton-service-form select,
.elton-service-form textarea,
.elton-service-form button,
.elton-radio-item span {
  font-family: 'Inter', Arial, Helvetica, sans-serif;
}

.elton-nav-wrap {
  position: sticky;
  top: 0;
  z-index: 1100;
  width: 100%;
  margin: 0;
  background: rgba(6, 26, 51, 0.95);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 10px 30px rgba(2, 12, 25, 0.18);
}

.elton-nav-container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 18px;
}

.elton-brand {
  color: #ffffff;
  text-decoration: none;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  white-space: nowrap;
}

.elton-nav-menu {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 28px;
  min-width: 0;
}

.elton-nav-menu a {
  color: rgba(255, 255, 255, 0.92);
  text-decoration: none;
  font-size: 0.98rem;
  font-weight: 600;
  transition: color 0.2s ease, opacity 0.2s ease;
  white-space: nowrap;
}

.elton-nav-menu a:hover,
.elton-nav-menu a:focus {
  color: #20cbd1;
}

.elton-call-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 18px;
  border-radius: 999px;
  background: linear-gradient(135deg, #ff7a00, #ff9625);
  color: #ffffff;
  text-decoration: none;
  font-weight: 800;
  box-shadow: 0 14px 30px rgba(255, 122, 0, 0.24);
  white-space: nowrap;
  flex-shrink: 0;
}

.elton-menu-toggle {
  display: none;
  border: none;
  background: transparent;
  padding: 6px;
  cursor: pointer;
  margin-left: auto;
}

.elton-menu-toggle span {
  display: block;
  width: 24px;
  height: 3px;
  margin: 4px 0;
  background: #ffffff;
  border-radius: 999px;
}

.elton-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1500;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(2, 12, 25, 0.62);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.elton-modal-overlay.elton-modal-open {
  display: flex;
}

.elton-modal {
  position: relative;
  width: min(100%, 860px);
  max-height: min(90vh, 900px);
  overflow: hidden;
  border-radius: 30px;
  background: #ffffff;
  box-shadow: 0 35px 90px rgba(3, 15, 30, 0.34);
}

.elton-modal-close {
  position: absolute;
  top: 16px;
  right: 18px;
  z-index: 2;
  width: 46px;
  height: 46px;
  border: none;
  border-radius: 50%;
  background: #f4f8fb;
  color: #061a33;
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
}

.elton-modal-scroll {
  padding: 34px;
  overflow: auto;
  max-height: min(90vh, 900px);
}

.elton-form-header {
  margin-bottom: 24px;
}

.elton-form-header h2 {
  margin: 0 0 10px;
  color: #061a33;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 800;
  line-height: 1.1;
}

.elton-form-header p {
  margin: 0;
  color: #5f7188;
  line-height: 1.7;
  font-size: 1rem;
}

.elton-service-form {
  color: #061a33;
}

.elton-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.elton-form-group {
  margin-bottom: 18px;
}

.elton-form-group label {
  display: block;
  margin-bottom: 9px;
  font-size: 0.95rem;
  font-weight: 700;
  color: #20364d;
}

.elton-service-form input,
.elton-service-form select,
.elton-service-form textarea {
  width: 100%;
  border: 1px solid #d7e0ea;
  border-radius: 18px;
  background: #ffffff;
  color: #061a33;
  padding: 15px 16px;
  font-size: 1rem;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.elton-service-form input:focus,
.elton-service-form select:focus,
.elton-service-form textarea:focus {
  border-color: #20cbd1;
  box-shadow: 0 0 0 4px rgba(32, 203, 209, 0.12);
}

.elton-service-form textarea {
  min-height: 140px;
  resize: vertical;
}

.elton-radio-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.elton-radio-item {
  position: relative;
}

.elton-radio-item input {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
}

.elton-radio-item span {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: 12px 18px;
  border-radius: 999px;
  background: #f5f8fb;
  border: 1px solid #d5dde7;
  color: #30465d;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
}

.elton-radio-item input:checked + span {
  background: #e8fbfb;
  border-color: #20cbd1;
  color: #062237;
  box-shadow: 0 8px 20px rgba(32, 203, 209, 0.16);
}

.elton-error {
  display: block;
  min-height: 18px;
  margin-top: 6px;
  color: #d93025;
  font-size: 0.82rem;
}

.elton-submit-btn,
.elton-primary-btn {
  border: none;
  border-radius: 999px;
  padding: 16px 24px;
  font-size: 1rem;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.18s ease, opacity 0.18s ease;
}

.elton-submit-btn:hover,
.elton-primary-btn:hover,
.elton-call-btn:hover {
  transform: translateY(-1px);
}

.elton-submit-btn {
  width: 100%;
  background: linear-gradient(135deg, #ff7a00, #ff9625);
  color: #ffffff;
  box-shadow: 0 14px 30px rgba(255, 122, 0, 0.22);
}

.elton-submit-btn[disabled] {
  opacity: 0.75;
  cursor: wait;
}

.elton-success-inline {
  margin: 0 0 16px;
  padding: 14px 16px;
  border-radius: 18px;
  background: #ebfff5;
  border: 1px solid #b4f0cf;
  color: #09653a;
  font-weight: 600;
}

.elton-success-screen {
  text-align: center;
  padding: 24px 8px 12px;
}

.elton-success-icon {
  width: 88px;
  height: 88px;
  margin: 0 auto 18px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #20cbd1, #1ae3b7);
  color: #ffffff;
  font-size: 2.5rem;
  font-weight: 800;
}

.elton-success-screen h3 {
  margin: 0 0 12px;
  color: #061a33;
  font-size: 1.9rem;
  font-weight: 800;
}

.elton-success-screen p {
  margin: 0 0 18px;
  color: #5f7188;
  line-height: 1.7;
}

.elton-primary-btn {
  background: #061a33;
  color: #ffffff;
}

@media (max-width: 900px) {
  .elton-nav-container {
    padding: 14px 16px;
    flex-wrap: wrap;
  }

  .elton-menu-toggle {
    display: inline-block;
    order: 3;
  }

  .elton-nav-menu {
    display: none;
    width: 100%;
    margin: 8px 0 0;
    padding: 18px;
    border-radius: 20px;
    background: #0b2745;
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    order: 4;
  }

  .elton-nav-menu.elton-nav-open {
    display: flex;
  }

  .elton-call-btn {
    margin-left: auto;
  }
}

@media (max-width: 700px) {
  .elton-nav-container {
    padding: 12px 14px;
  }

  .elton-modal-overlay {
    padding: 12px;
  }

  .elton-modal {
    width: 100%;
    border-radius: 22px;
  }

  .elton-modal-scroll {
    padding: 24px 16px 20px;
  }

  .elton-form-grid {
    grid-template-columns: 1fr;
  }

  .elton-radio-row {
    flex-direction: column;
  }

  .elton-radio-item span {
    width: 100%;
    justify-content: center;
  }

  .elton-call-btn {
    font-size: 0.92rem;
    padding: 11px 14px;
  }

  .elton-brand {
    font-size: 1.1rem;
  }
}