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

body {
  font-family: "Inter", sans-serif;
  background: linear-gradient(135deg, #e6f7f1, #fdf6f0);
  color: #1b1b1b;
  line-height: 1.6;
}

/* Container */
.ob-container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

/* Top Banner */
.ob-banner {
  background-color: #00bfa5;
  color: #fff;
  text-align: center;
  padding: 8px 0;
  font-size: 14px;
  font-weight: 600;
}

/* Header */
.ob-header {
  background-color: #fff;
  padding: 20px 0;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.ob-header .ob-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.ob-logo {
  font-size: 1.8rem;
  font-weight: 700;
  color: #00796b;
}

.ob-nav ul {
  display: flex;
  list-style: none;
  gap: 25px;
}

.ob-nav a {
  text-decoration: none;
  color: #1b1b1b;
  font-weight: 500;
  transition: color 0.3s;
}

.ob-nav a:hover {
  color: #00796b;
}

/* Burger Menu */
.ob-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 25px;
  height: 20px;
  background: none;
  border: none;
  cursor: pointer;
}

.ob-burger span {
  height: 3px;
  background-color: #1b1b1b;
  border-radius: 2px;
  transition: all 0.3s;
}

.ob-burger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px,5px);
}
.ob-burger.active span:nth-child(2) {
  opacity: 0;
}
.ob-burger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px,-5px);
}

/* Hero */
.ob-hero {
  padding: 80px 0;
  background: #e0f2f1;
}

.ob-hero-flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

.ob-hero-text h1 {
  font-size: 2.5rem;
  color: #00796b;
  margin-bottom: 20px;
}

.ob-hero-text p {
  font-size: 1.1rem;
  margin-bottom: 25px;
}

.ob-btn-primary {
  padding: 14px 30px;
  background-color: #00796b;
  color: #fff;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s;
}

.ob-btn-primary:hover {
  background-color: #004d40;
  transform: translateY(-3px);
}

.ob-hero-image img {
  max-width: 100%;
  border-radius: 15px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

/* Offers */
.ob-offers {
  padding: 80px 0;
  background: #f9f9f9;
}

.ob-section-title {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 40px;
  color: #00796b;
}

/* Широкая карточка */
.ob-offer-card.ob-offer-wide {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(135deg, #ffffff, #e0f7f4);
  border-radius: 20px;
  padding: 30px 40px;
  box-shadow: 0 8px 25px rgba(0,0,0,0.1);
  transition: transform 0.3s, box-shadow 0.3s;
}

.ob-offer-card.ob-offer-wide:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

/* Левая часть */
.ob-offer-left {
  display: flex;
  align-items: center;
  gap: 25px;
  flex: 1;
}

.ob-offer-logo-wrapper {
  width: 120px;
  height: 120px;
  flex-shrink: 0;
}

.ob-offer-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.ob-offer-info {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ob-offer-title {
  font-size: 1.8rem;
  color: #004d40;
}

.ob-offer-subtitle {
  font-size: 1.1rem;
  color: #555;
}

.ob-offer-rating {
  font-size: 1.3rem;
}

.ob-offer-payments {
  margin-top: 8px;
  display: flex;
  gap: 15px;
  font-weight: 600;
  color: #00796b;
}

/* Правая часть */
.ob-offer-right {
  flex-shrink: 0;
}

.ob-btn-offer {
  padding: 16px 35px;
  background: #00796b;
  color: #fff;
  font-size: 1.1rem;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s;
}

.ob-btn-offer:hover {
  background: #004d40;
  transform: scale(1.05);
}

/* FAQ */
.ob-faq {
  position: relative;
  padding: 100px 0;
  background: url("../img/faq-bg.jpg") center center / cover fixed no-repeat;
  color: #fff;
}

.ob-faq-overlay {
  background: rgba(0, 0, 0, 0.6);
  padding: 60px 0;
}

.ob-section-title {
  text-align: center;
  font-size: 2.4rem;
  margin-bottom: 50px;
  color: #000;
}
.ob-faq .ob-section-title {
  color: #fff;
}
/* Grid: 3 columns on desktop */
.ob-faq-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  justify-content: center;
}

.ob-faq-item {
  flex: 1 1 calc(33.333% - 30px);
  background: rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  overflow: hidden;
  transition: all 0.3s ease;
  height: min-content;
}

.ob-faq-item:hover {
  background: rgba(255, 255, 255, 0.15);
}

/* Question Button */
.ob-faq-question {
  width: 100%;
  padding: 18px 20px;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.1rem;
  font-weight: bold;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.ob-faq-icon {
  font-size: 1.4rem;
  transition: transform 0.3s ease;
}

/* Answer */
.ob-faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  background: rgba(0,0,0,0.5);
  padding: 0 20px;
}

.ob-faq-answer p {
  margin: 15px 0;
  font-size: 0.95rem;
  color: #ddd;
}

/* Active state */
.ob-faq-item.active .ob-faq-answer {
  max-height: 200px;
  padding: 15px 20px;
}

.ob-faq-item.active .ob-faq-icon {
  transform: rotate(45deg);
}

/* Contact */
.ob-contact {
  background: linear-gradient(135deg, #f5f8ff, #e9f0ff);
  padding: 70px 20px;
}

.ob-contact-flex {
  display: flex;
  gap: 30px;
  flex-wrap: wrap;
  justify-content: space-between;
}

.ob-contact-info,
.ob-contact-form-wrapper,
.ob-contact-map {
  flex: 1;
  min-width: 300px;
  background: #fff;
  padding: 25px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

.ob-contact-info h2,
.ob-contact-form-wrapper h3 {
  color: #222;
  margin-bottom: 15px;
}

.ob-contact-info ul {
  list-style: none;
  padding: 0;
  margin-top: 20px;
}

.ob-contact-info li {
  font-size: 16px;
  margin-bottom: 12px;
  color: #333;
}

.ob-contact-form {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.ob-contact-form input,
.ob-contact-form textarea {
  padding: 14px;
  border-radius: 8px;
  border: 1px solid #ccc;
  font-size: 15px;
  transition: border 0.3s;
}

.ob-contact-form input:focus,
.ob-contact-form textarea:focus {
  border-color: #4b6eff;
  outline: none;
}

.ob-btn-contact {
  background: #00796b;
  color: #fff;
  border: none;
  padding: 14px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  transition: transform 0.2s, box-shadow 0.3s;
}

.ob-btn-contact:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(75,110,255,0.4);
}

/* Footer */
.ob-footer {
  background: #111;
  color: #ddd;
  padding: 50px 20px 20px;
  font-size: 14px;
}

.ob-footer a {
  color: #ddd;
  text-decoration: none;
  transition: color 0.3s;
}

.ob-footer a:hover {
  color: #4b6eff;
}

.ob-footer-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 30px;
  gap: 20px;
}

.ob-logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
}

footer .ob-logo {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
}

.ob-footer-warning {
  flex: 1;
  border: 1px solid #4b6eff;
  padding: 12px 16px;
  border-radius: 8px;
  background: rgba(75, 110, 255, 0.08);
  font-size: 13px;
  line-height: 1.5;
  color: #ccc;
}

.ob-footer-middle {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-bottom: 30px;
  gap: 20px;
}

.ob-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.ob-footer-contact {
  font-size: 13px;
}

.ob-footer-bottom {
  margin-bottom: 20px;
}

.ob-footer-logos {
  display: flex;
  justify-content: center;
  gap: 30px;
  padding: 20px 0;
  background: #000; /* черный фон */
}

.ob-footer-logos img {
  height: 40px;
  filter: brightness(0) invert(1); /* превращает лого в белые */
  opacity: 0.8; /* чуть приглушенные, стильно */
  transition: opacity 0.3s ease;
}

.ob-footer-logos img:hover {
  opacity: 1; /* подсветка при наведении */
}


.ob-footer-copy {
  text-align: center;
  font-size: 12px;
  color: #777;
  margin-top: 20px;
}
/* Back to top */
.ob-back-to-top {
  position: fixed;
  bottom: 25px;
  right: 25px;
  padding: 12px 16px;
  background-color: #00796b;
  color: #fff;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s, transform 0.3s;
}

.ob-back-to-top:hover {
  transform: translateY(-3px);
}
.ob-hero {
  padding: 80px 0;
  background: linear-gradient(135deg, #e0f7f4, #b2dfdb);
  border-radius: 20px;
}

.ob-hero-flex {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 50px;
  flex-wrap: wrap;
}

/* Левый блок */
.ob-hero-text {
  flex: 1 1 400px;
}

.ob-hero-text h1 {
  font-size: 2.5rem;
  color: #00796b;
  margin-bottom: 20px;
}

.ob-hero-text p {
  font-size: 1.1rem;
  margin-bottom: 25px;
}

/* Кнопка */
.ob-btn-primary {
  padding: 14px 30px;
  background-color: #00796b;
  color: #fff;
  border-radius: 12px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s;
}

.ob-btn-primary:hover {
  background-color: #004d40;
  transform: translateY(-3px);
}

/* Правый блок: преимущества */
.ob-hero-features {
  flex: 1 1 300px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.ob-hero-features ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
a {
  text-decoration: none;
}
.ob-offer-description-block {
  background: #f9f9f9;
  margin-top: 10%;
  padding: 20px 25px;
  border-radius: 10px;
  box-shadow: 0 3px 10px rgba(0,0,0,0.08);
  
  text-align: left;
}
/* About Section */
.ob-about {
  padding: 80px 0;
  background: #f9f9f9;
}

.ob-about-flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

.ob-about-text {
  flex: 1 1 50%;
}

.ob-about-text h2 {
  font-size: 2.2rem;
  margin-bottom: 20px;
  color: #222;
}

.ob-about-text p {
  font-size: 1.1rem;
  line-height: 1.6;
  margin-bottom: 25px;
  color: #444;
}

.ob-about-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.ob-about-list li {
  font-size: 1rem;
  margin-bottom: 12px;
  color: #333;
  display: flex;
  align-items: center;
}

.ob-about-list li::before {
  content: "✔";
  color: #2ecc71;
  font-weight: bold;
  margin-right: 10px;
}

.ob-about-image {
  flex: 1 1 40%;
}

.ob-about-image img {
  width: 100%;
  max-width: 450px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.ob-offer-description-block h4 {
  margin-bottom: 10px;
  font-size: 1.2rem;
  color: #222;
}

.ob-offer-description-block p {
  margin-bottom: 12px;
  line-height: 1.6;
  color: #444;
}
.ob-hero-features li {
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 15px;
  background-color: #ffffff;
  padding: 12px 15px;
  border-radius: 15px;
  box-shadow: 0 6px 15px rgba(0,0,0,0.05);
  transition: transform 0.3s, box-shadow 0.3s;
}

.ob-hero-features li:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 25px rgba(0,0,0,0.1);
}

.ob-feature-icon {
  font-size: 1.8rem;
}

.ob-feature-text {
  font-size: 1rem;
  color: #004d40;
  font-weight: 500;
}

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


.ob-guide {
  background: #f9f9f9;
  padding: 60px 20px;
  line-height: 1.6;
  color: #333;
}

.ob-guide .ob-container {
  max-width: 900px;
  margin: 0 auto;
}

.ob-guide-intro {
  font-size: 1.1rem;
  text-align: center;
  margin-bottom: 40px;
  color: #222;
}

.ob-guide-block {
  margin-bottom: 40px;
  background: #fff;
  padding: 25px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.05);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.ob-guide-block:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.08);
}

.ob-guide-block h2 {
  font-size: 1.3rem;
  margin-bottom: 15px;
  color: #00796b; /* акцент */
}

.ob-guide-block p {
  margin-bottom: 10px;
  font-size: 1rem;
  color: #444;
}

.ob-guide-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 20px;
  margin: 15px 0;
  padding-left: 20px;
}

.ob-guide-list li {
  list-style: disc;
}

.ob-guide-block.final {
  background: #00796b;
  color: #fff;
}

.ob-guide-block.final h2 {
  color: #fff;
}
/* ===== Parallax Warning ===== */
.ob-parallax-warning {
  position: relative;
  background-attachment: fixed;
  background-size: cover;
  background-position: center;
  padding: 120px 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ob-parallax-overlay {
  background: rgb(0 121 107);
  width: 100%;
  padding: 80px 20px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.ob-warning-text {
  max-width: 900px;
  text-align: center;
  border: 3px solid #d9a951;
  padding: 40px 30px;
  border-radius: 20px;
  background: rgba(0,0,0,0.4);
}

.ob-warning-text p {
  font-size: 1.5rem;
  color: #fff;
  font-weight: 600;
  line-height: 1.6;
}
/* Responsive */
@media (max-width: 1024px) {
  .ob-warning-text p {
    font-size: 17px;
  }
  .ob-parallax-warning {
    padding: 40px 0;
  }
  .ob-faq-item {
    flex: 1 1 calc(50% - 30px);
  }
}
@media (max-width: 900px) {
      .ob-parallax-overlay {
        padding: 60px 10px;
    }
  .ob-footer-logos {
    flex-direction: column;
  }
  .ob-faq-item {
    flex: 1 1 100%;
  }
  .ob-offer-card.ob-offer-wide {
    flex-direction: column;
    text-align: center;
    padding: 25px;
    gap: 20px;
  }

  .ob-offer-left {
    flex-direction: column;
    gap: 20px;
  }

  .ob-offer-title {
    font-size: 1.5rem;
  }

  .ob-btn-offer {
    width: 100%;
    text-align: center;
  }
  .ob-hero-flex {
    flex-direction: column;
    text-align: center;
    align-items: center;
    gap: 30px;
  }
  .ob-hero-features li {
    justify-content: center;
  }
  .ob-header .ob-container {
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
  }
  .ob-nav {
    display: none;
    flex-direction: column;
    width: 100%;
  }
  .ob-nav.open {
    display: flex;
  }
  .ob-burger {
    display: flex;
  }
  .ob-hero-flex {
    flex-direction: column;
    text-align: center;
  }
  .ob-contact-flex {
    flex-direction: column;
  }
}

@media (max-width: 576px) {
  .ob-hero-text h1 {
    font-size: 2rem;
  }
  .ob-offer-card {
    max-width: 100%;
  }
}