:root {
  --yellow: #FFC72C;
  --yellow-dark: #E8A800;
  --black: #1A1A1A;
  --dark-gray: #2B2B2B;
  --gray: #5A5A5A;
  --light-gray: #F5F5F3;
  --white: #FFFFFF;
  --green-wa: #25D366;
  --radius: 14px;
  --shadow: 0 8px 24px rgba(0,0,0,0.10);
  --max-width: 1140px;
  font-size: 16px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Segoe UI', system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
  color: var(--dark-gray);
  background: var(--white);
  line-height: 1.5;
}
img { max-width: 100%; display: block; }
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}
h1, h2, h3 { font-weight: 800; line-height: 1.15; margin: 0 0 16px; color: var(--black); }
h2 { font-size: clamp(1.6rem, 3vw, 2.1rem); text-align: center; }
p { margin: 0 0 12px; color: var(--gray); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease;
  font-size: 0.95rem;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: var(--green-wa);
  color: #fff;
  box-shadow: 0 6px 16px rgba(37,211,102,0.35);
}
.btn-primary:hover { box-shadow: 0 10px 22px rgba(37,211,102,0.45); }
.btn-outline {
  background: transparent;
  border-color: var(--black);
  color: var(--black);
}
.btn-lg { padding: 15px 30px; font-size: 1.05rem; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--black);
  border-bottom: 3px solid var(--yellow);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  gap: 16px;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark { font-size: 1.6rem; }
.brand-name {
  color: var(--white);
  font-weight: 700;
  font-size: 1.15rem;
}
.brand-name strong { color: var(--yellow); }
.header-contacts { display: flex; align-items: center; gap: 14px; }
.phone-link {
  color: var(--white);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  white-space: nowrap;
}
.header-contacts .btn { padding: 10px 18px; font-size: 0.9rem; }

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--yellow) 0%, var(--yellow-dark) 100%);
  padding: 56px 0 60px;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 40px;
  align-items: center;
}
.badge {
  display: inline-block;
  background: var(--black);
  color: var(--yellow);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 16px;
}
.hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  color: var(--black);
}
.hero-sub {
  color: var(--dark-gray);
  font-size: 1.05rem;
  max-width: 520px;
}
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin: 22px 0 18px; }
.hero-trust {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--black);
}
.hero-img img {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border: 4px solid var(--black);
}

/* Sections */
.section { padding: 64px 0; }
.services { background: var(--white); }
.how-it-works { background: var(--light-gray); }
.gallery { background: var(--white); }
.why-us { background: var(--black); }
.why-us h2 { color: var(--white); }
.cta-final {
  background: var(--yellow);
  text-align: center;
}
.cta-final h2 { margin-bottom: 6px; }
.cta-final p { color: var(--dark-gray); font-size: 1.05rem; margin-bottom: 24px; }

/* Cards */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 36px;
}
.card {
  background: var(--light-gray);
  border-radius: var(--radius);
  padding: 26px 20px;
  text-align: center;
  border: 1px solid #ECECEC;
  transition: transform .15s ease, box-shadow .15s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.card-icon { font-size: 2.2rem; margin-bottom: 10px; }
.card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.card p { font-size: 0.92rem; margin: 0; }

/* Steps */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 36px;
}
.step { text-align: center; }
.step-number {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--black);
  color: var(--yellow);
  font-weight: 800;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
}
.step h3 { font-size: 1rem; margin-bottom: 6px; }
.step p { font-size: 0.9rem; margin: 0; }

/* Gallery */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 32px;
}
.gallery-grid img {
  border-radius: 10px;
  aspect-ratio: 4/3;
  object-fit: cover;
  width: 100%;
  box-shadow: var(--shadow);
}

/* Why us */
.why-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px;
  align-items: center;
}
.why-list {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.why-list li {
  color: #E8E8E8;
  font-size: 1rem;
  padding-left: 30px;
  position: relative;
}
.why-list li::before {
  content: "✔";
  position: absolute;
  left: 0;
  color: var(--yellow);
  font-weight: 800;
}
.why-list li strong { color: var(--white); }
.why-img img {
  border-radius: var(--radius);
  aspect-ratio: 4/3;
  object-fit: cover;
  border: 4px solid var(--yellow);
}

/* Footer */
.site-footer {
  background: var(--black);
  color: #CFCFCF;
  padding: 48px 0 20px;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 30px;
  padding-bottom: 28px;
  border-bottom: 1px solid #3A3A3A;
}
.footer-contacts p { margin: 0 0 8px; color: #CFCFCF; font-size: 0.92rem; }
.footer-contacts a { color: var(--yellow); text-decoration: none; }
.site-footer .brand-name { color: var(--white); }
.footer-copy {
  text-align: center;
  font-size: 0.8rem;
  color: #8A8A8A;
  padding-top: 18px;
  margin: 0;
}

/* WhatsApp floating button */
.whatsapp-float {
  position: fixed;
  bottom: 22px;
  right: 22px;
  width: 60px;
  height: 60px;
  background: var(--green-wa);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px rgba(0,0,0,0.3);
  z-index: 100;
  animation: pulse 2.2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 8px 20px rgba(37,211,102,0.5); }
  50% { box-shadow: 0 8px 28px rgba(37,211,102,0.9); }
  100% { box-shadow: 0 8px 20px rgba(37,211,102,0.5); }
}

/* Responsive */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-img { order: -1; }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .why-inner { grid-template-columns: 1fr; }
  .why-img { order: -1; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .header-inner { flex-direction: row; flex-wrap: wrap; }
  .phone-link { display: none; }
  .cards-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-trust { flex-direction: column; gap: 8px; }
}