* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}
img { max-width: 100%; height: auto; display: block; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 24px 20px; }
.nav {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.brand { display: inline-flex; align-items: center; gap: 8px; }
.nav a { color: inherit; text-decoration: none; }
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  padding: 0;
}
.nav-toggle-bar,
.nav-toggle-bar::before,
.nav-toggle-bar::after {
  display: block;
  width: 20px;
  height: 2px;
  background: currentColor;
  position: relative;
  border-radius: 1px;
}
.nav-toggle-bar::before,
.nav-toggle-bar::after {
  content: "";
  position: absolute;
  left: 0;
}
.nav-toggle-bar::before { top: -6px; }
.nav-toggle-bar::after { top: 6px; }
.nav-panel { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; }

/* Sections */
.section { padding-top: 60px; padding-bottom: 60px; }
.section--alt { background: var(--accent-light); border-radius: var(--radius); padding-left: 20px; padding-right: 20px; }
.section__title { font-size: clamp(1.4rem, 3vw, 2rem); margin: 0 0 8px; text-align: center; }
.section__subtitle { color: var(--muted); text-align: center; max-width: 36rem; margin: 0 auto 40px; font-size: 1.05rem; }

/* Hero */
.hero { padding-top: 48px; padding-bottom: 48px; }
.hero__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.hero__content { display: flex; flex-direction: column; gap: 16px; }
.hero__content h1 { margin: 0; }
.hero-cta { display: flex; margin-top: 8px; }
.accent-text { color: var(--accent); }
.lead { font-size: 1.15rem; color: var(--muted); max-width: 36rem; }

/* Buttons */
.btn, button[type="submit"] {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--accent); color: #fff; border: 0; border-radius: 999px;
  padding: 12px 28px; font-weight: 600; text-decoration: none; cursor: pointer; font: inherit;
  min-height: 44px; transition: opacity 0.2s;
}
.btn:hover, button[type="submit"]:hover { opacity: 0.9; }

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

/* Service card */
.service-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 20px; text-align: center; transition: box-shadow 0.2s; }
.service-card:hover { box-shadow: 0 4px 20px rgba(0,0,0,0.06); }
.service-card__icon { font-size: 2rem; color: var(--accent); margin-bottom: 12px; }
.service-card h3 { margin: 0 0 6px; font-size: 1.1rem; }
.service-card p { margin: 0; color: var(--muted); font-size: 0.95rem; }

/* Advantage */
.advantage-item { padding: 20px 0; }
.advantage-number { font-size: 2rem; font-weight: 700; color: var(--accent); opacity: 0.3; display: block; margin-bottom: 4px; }
.advantage-item h3 { margin: 0 0 4px; font-size: 1.1rem; }
.advantage-item p { margin: 0; color: var(--muted); font-size: 0.95rem; }

/* Process steps */
.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.process-step { text-align: center; }
.process-step__num { display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px; border-radius: 50%; background: var(--accent); color: #fff; font-weight: 700; font-size: 1.2rem; margin-bottom: 12px; }
.process-step__body h3 { margin: 0 0 4px; font-size: 1.05rem; }
.process-step__body p { margin: 0; color: var(--muted); font-size: 0.9rem; }

/* Testimonial */
.testimonial-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 20px; }
.testimonial-card p { margin: 0 0 12px; font-style: italic; color: var(--text); }
.testimonial-card footer { color: var(--muted); font-size: 0.9rem; }

/* Form */
form { display: grid; gap: 12px; max-width: 420px; margin: 0 auto; }
label { display: grid; gap: 4px; font-size: 0.9rem; }
input, textarea, select {
  border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; font: inherit;
  transition: border-color 0.2s;
}
input:focus, textarea:focus { outline: none; border-color: var(--accent); }
.hp { position: absolute; left: -9999px; }
.form-status { text-align: center; font-size: 0.9rem; color: var(--accent); }

/* Footer */
.foot { color: var(--muted); font-size: 0.9rem; padding-top: 40px; padding-bottom: 40px; }
.foot__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 20px; }
.foot__brand strong { font-size: 1.1rem; color: var(--text); }
.foot__brand p { margin: 4px 0 0; }
.foot__contacts p { margin: 4px 0; }
.foot__contacts a { color: var(--muted); text-decoration: none; }
.foot__contacts a:hover { color: var(--accent); }
.foot__copy { text-align: center; border-top: 1px solid var(--line); padding-top: 16px; margin: 0; }

/* Mobile */
@media (max-width: 640px) {
  .nav-toggle { display: inline-flex; }
  .nav-panel {
    display: none;
    position: absolute;
    top: calc(100% - 8px);
    right: 12px;
    left: 12px;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 12px;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    z-index: 20;
  }
  .nav-panel a { min-height: 44px; display: flex; align-items: center; }
  .nav-panel.is-open { display: flex; }
  .hero__inner { grid-template-columns: 1fr; gap: 24px; }
  .hero__visual { order: -1; }
  .grid-3 { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr 1fr; }
  .foot__grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .process-steps { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}
