* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #222;
  background: #f7f7f7;
}

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

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

.sptk-container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px;
}

.sptk-section {
  padding: 60px 0;
}

.sptk-section-white {
  background: #fff;
}

.sptk-section-gray {
  background: #f2f2f2;
}

.sptk-section-dark {
  background: #222;
  color: #fff;
}

.sptk-title {
  font-size: 34px;
  line-height: 1.2;
  margin-bottom: 18px;
  font-weight: 700;
}

.sptk-subtitle {
  font-size: 18px;
  color: #555;
  margin-bottom: 35px;
  max-width: 860px;
}

.sptk-section-dark .sptk-subtitle {
  color: rgba(255, 255, 255, 0.85);
}

.sptk-btn {
  display: inline-block;
  padding: 14px 28px;
  background: #f4b400;
  color: #222;
  font-weight: 700;
  border-radius: 4px;
  transition: 0.2s ease;
}

.sptk-btn:hover {
  background: #e2a500;
}

.sptk-btn-outline {
  display: inline-block;
  padding: 13px 26px;
  border: 2px solid #f4b400;
  color: #f4b400;
  font-weight: 700;
  border-radius: 4px;
}

.sptk-hero {
  background: linear-gradient(rgba(0, 0, 0, 0.58), rgba(0, 0, 0, 0.58)),
    url("img/service-septik-hero.jpg") center/cover no-repeat;
  color: #fff;
  padding: 90px 0;
}

.sptk-hero-wrap {
  max-width: 760px;
}

.sptk-hero .sptk-title {
  font-size: 46px;
  margin-bottom: 20px;
}

.sptk-hero p {
  font-size: 18px;
  margin-bottom: 28px;
  color: rgba(255, 255, 255, 0.92);
}

.sptk-hero-benefits {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 25px 0 30px;
}

.sptk-hero-benefits span {
  display: inline-block;
  padding: 9px 14px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 4px;
  font-size: 14px;
}

.sptk-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

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

.sptk-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.sptk-card {
  background: #fff;
  border: 1px solid #e5e5e5;
  border-radius: 8px;
  padding: 24px;
  height: 100%;
}

.sptk-card h3 {
  font-size: 22px;
  margin-bottom: 12px;
  line-height: 1.3;
}

.sptk-card p {
  color: #555;
  font-size: 15px;
}

.sptk-feature-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px 24px;
  margin-top: 20px;
}

.sptk-feature-list div {
  background: #fff;
  border: 1px solid #e6e6e6;
  padding: 16px 18px;
  border-radius: 6px;
  font-weight: 600;
}

.sptk-steps {
  counter-reset: step;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 30px;
}

.sptk-step {
  background: #fff;
  border: 1px solid #e5e5e5;
  border-radius: 8px;
  padding: 24px;
  position: relative;
  min-height: 180px;
}

.sptk-step::before {
  counter-increment: step;
  content: "0" counter(step);
  display: inline-block;
  font-size: 34px;
  font-weight: 700;
  color: #f4b400;
  margin-bottom: 14px;
}

.sptk-step h3 {
  font-size: 20px;
  margin-bottom: 10px;
}

.sptk-step p {
  color: #555;
  font-size: 15px;
}

.sptk-package {
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 24px;
  text-align: center;
}

.sptk-package h3 {
  font-size: 22px;
  margin-bottom: 10px;
}

.sptk-package .sptk-package-volume {
  font-size: 28px;
  font-weight: 700;
  color: #f4b400;
  margin-bottom: 12px;
}

.sptk-package p {
  font-size: 15px;
  color: #555;
  margin-bottom: 18px;
}

.sptk-package ul {
  list-style: none;
  margin-bottom: 20px;
  text-align: left;
}

.sptk-package ul li {
  padding: 7px 0;
  border-bottom: 1px solid #eee;
  font-size: 14px;
}

.sptk-info-box {
  background: #fff;
  border-left: 4px solid #f4b400;
  padding: 22px 24px;
  border-radius: 4px;
  margin-top: 24px;
}

.sptk-info-box p {
  color: #444;
  margin: 0;
}

.sptk-why-grid .sptk-card,
.sptk-fit-grid .sptk-card,
.sptk-works-grid .sptk-card {
  padding: 0;
  overflow: hidden;
}

.sptk-works-grid img {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

.sptk-works-grid .sptk-works-text {
  padding: 18px;
}

.sptk-works-grid h3 {
  font-size: 20px;
  margin-bottom: 8px;
}

.sptk-works-grid p {
  color: #555;
  font-size: 15px;
}

.sptk-form-wrap {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 30px;
  align-items: stretch;
}

.sptk-form-box {
  background: #fff;
  color: #222;
  border-radius: 8px;
  padding: 30px;
}

.sptk-form-box h3 {
  font-size: 28px;
  margin-bottom: 12px;
}

.sptk-form-box p {
  color: #555;
  margin-bottom: 24px;
}

.sptk-form-box form {
  display: grid;
  gap: 14px;
}

.sptk-form-box input,
.sptk-form-box textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 15px;
  font-family: Arial, sans-serif;
}

.sptk-form-box textarea {
  min-height: 120px;
  resize: vertical;
}

.sptk-form-note {
  font-size: 13px;
  color: #777;
  margin-top: 12px;
}

.sptk-about-box {
  background: #fff;
  border: 1px solid #e5e5e5;
  border-radius: 8px;
  padding: 30px;
}

.sptk-about-box p + p {
  margin-top: 14px;
}

.sptk-region-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.sptk-region-list span {
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 30px;
  padding: 10px 16px;
  font-size: 14px;
}

.sptk-footer-contacts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 25px;
}

.sptk-contact-box {
  background: #fff;
  color: #222;
  border-radius: 8px;
  padding: 24px;
}

.sptk-contact-box h3 {
  font-size: 20px;
  margin-bottom: 10px;
}

.sptk-contact-box p {
  color: #555;
  font-size: 15px;
}

@media (max-width: 992px) {
  .sptk-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .sptk-grid-3,
  .sptk-steps,
  .sptk-form-wrap,
  .sptk-footer-contacts,
  .sptk-grid-2 {
    grid-template-columns: 1fr;
  }

  .sptk-feature-list {
    grid-template-columns: 1fr;
  }

  .sptk-hero .sptk-title {
    font-size: 38px;
  }
}

@media (max-width: 640px) {
  .sptk-section {
    padding: 45px 0;
  }

  .sptk-hero {
    padding: 70px 0;
  }

  .sptk-hero .sptk-title {
    font-size: 30px;
  }

  .sptk-title {
    font-size: 28px;
  }

  .sptk-subtitle {
    font-size: 16px;
  }

  .sptk-grid-4 {
    grid-template-columns: 1fr;
  }
}