/* ---------- ЗАГАЛЬНІ СТИЛІ ---------- */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: #f9f9f9;
  color: #222;
  overflow-x: hidden;
  width: 100%;
}

.container {
  width: 90%;
  max-width: 1100px;
  margin: auto;
  padding: 0 15px;
}

.hotline {
  background: linear-gradient(90deg, #d90000, #ff4444);
  color: #fff;
  padding: 10px;
  text-align: center;
  font-weight: 600;
  font-size: 14px;
}

/* ---------- HEADER ---------- */
.header {
  background-color: #fff;
  border-bottom: 1px solid #eee;
  padding: 15px 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 15px rgba(0,0,0,0.08);
}

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

/* Логотип */
.logo {
  font-size: 26px;
  font-weight: 800;
  color: #007bff;
  text-decoration: none;
}

/* ---------- МЕНЮ ---------- */
.nav {
  position: relative;
}

.nav-btn {
  display: none;
  background: #007bff;
  border: none;
  padding: 10px 18px;
  border-radius: 8px;
  color: #fff;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  transition: background 0.3s;
}

.nav-btn:hover {
  background: #0056b3;
}

.nav-menu {
  list-style: none;
  display: flex;
  gap: 30px;
  margin: 0;
  padding: 0;
}

.nav-menu li a {
  text-decoration: none;
  color: #333;
  font-weight: 600;
  padding: 8px 0;
  position: relative;
  transition: color 0.2s;
}

.nav-menu li a:hover {
  color: #007BFF;
}

.nav-menu li a:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: #007BFF;
  transition: width 0.3s;
}

.nav-menu li a:hover:after {
  width: 100%;
}

/* ---------- СОЦІАЛЬНІ КНОПКИ ---------- */
.social {
  display: flex;
  gap: 12px;
}

.messenger {
  padding: 8px 16px;
  border-radius: 8px;
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  transition: transform 0.2s, opacity 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 90px;
}

.messenger:hover {
  transform: translateY(-2px);
  opacity: 0.9;
}

.viber { 
  background: linear-gradient(135deg, #59267C, #7d3cb8);
}
.whatsapp { 
  background: linear-gradient(135deg, #25D366, #1da851);
}
.telegram { 
  background: linear-gradient(135deg, #0088CC, #00a8ff);
}

/* ---------- ОСНОВНИЙ КОНТЕНТ ---------- */
.intro {
  padding: 40px 0;
  font-size: 18px;
  line-height: 1.6;
  text-align: center;
  color: #555;
  max-width: 800px;
  margin: 0 auto;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin: 30px 0;
  justify-content: center;
}

.btn {
  padding: 14px 25px;
  background: #007bff;
  color: #fff;
  border-radius: 10px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 16px;
  transition: all 0.3s;
  border: none;
  cursor: pointer;
  min-width: 200px;
}

.btn:hover {
  background: #0056b3;
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(0,123,255,0.3);
}

.btn.viber { background: #59267C; }
.btn.phone { background: #28a745; }
.btn.mail { background: #17a2b8; }
.btn.office { background: #6f42c1; }

.services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 25px;
  padding: 40px 0;
}

.service {
  background: #fff;
  padding: 25px;
  border-radius: 12px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
  border: 1px solid #eee;
  box-shadow: 0 5px 15px rgba(0,0,0,0.05);
  transition: transform 0.3s, box-shadow 0.3s;
}

.service:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.service img {
  width: 60px;
  height: 60px;
  flex-shrink: 0;
}

.service h3 {
  margin: 0 0 10px 0;
  color: #333;
  font-size: 20px;
}

.service p {
  margin: 0;
  color: #666;
  line-height: 1.5;
}

footer {
  background: #222;
  color: #ccc;
  text-align: center;
  padding: 30px 0;
  margin-top: 50px;
  font-size: 14px;
}

footer p {
  margin: 8px 0;
}

/* ---------- АДАПТИВ ДЛЯ МОБІЛЬНИХ ---------- */
@media (max-width: 768px) {
  body {
    font-size: 15px;
  }
  
  .container {
    width: 100%;
    padding: 0 15px;
  }
  
  /* Хедер на мобільних */
  .header-inner {
    flex-direction: column;
    align-items: stretch;
    gap: 15px;
  }
  
  .logo {
    text-align: center;
    font-size: 22px;
  }
  
  /* Меню на мобільних - ФІКС */
  .nav {
    width: 100%;
    order: 3;
    margin-top: 10px;
  }
  
  .nav-btn {
    display: block;
    width: 100%;
    margin: 0;
  }
  
  .nav-menu {
    display: none;
    flex-direction: column;
    position: static;
    width: 100%;
    background: #fff;
    border-radius: 10px;
    margin-top: 10px;
    padding: 0;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transform: none !important;
    border: 1px solid #eee;
    overflow: hidden;
  }
  
  .nav-menu.open {
    display: flex;
  }
  
  .nav-menu li {
    width: 100%;
    border-bottom: 1px solid #f5f5f5;
  }
  
  .nav-menu li:last-child {
    border-bottom: none;
  }
  
  .nav-menu li a {
    display: block;
    padding: 15px 20px;
    color: #333;
    font-weight: 500;
    text-align: center;
  }
  
  .nav-menu li a:hover {
    background: #f8f9fa;
    color: #007BFF;
  }
  
  .nav-menu li a:after {
    display: none;
  }
  
  /* Соціальні кнопки на мобільних */
  .social {
    order: 2;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    width: 100%;
  }
  
  .messenger {
    padding: 10px 15px;
    min-width: 110px;
    font-size: 14px;
  }
  
  /* Кнопки дій */
  .actions {
    flex-direction: column;
    align-items: center;
  }
  
  .btn {
    width: 100%;
    max-width: 300px;
    padding: 15px;
    font-size: 15px;
  }
  
  /* Сервіси */
  .services {
    grid-template-columns: 1fr;
    gap: 15px;
    padding: 20px 0;
  }
  
  .service {
    flex-direction: column;
    text-align: center;
    padding: 20px;
  }
  
  .service img {
    margin: 0 auto 15px;
  }
  
  .service h3 {
    font-size: 18px;
  }
  
  /* Футер */
  footer {
    padding: 25px 15px;
    font-size: 13px;
  }
  
  /* ---------- ЧАТ НА МОБІЛЬНИХ ---------- */
  #chat-widget {
    position: fixed !important;
    width: 95vw !important;
    max-width: none !important;
    left: 2.5vw !important;
    right: 2.5vw !important;
    bottom: 70px !important;
    top: auto !important;
    transform: none !important;
    margin: 0 !important;
    padding: 15px !important;
    box-sizing: border-box !important;
    z-index: 10000;
    max-height: 60vh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }
  
  #chat-open-btn {
    position: fixed !important;
    bottom: 15px !important;
    right: 15px !important;
    left: auto !important;
    z-index: 10001;
    padding: 12px 18px !important;
    font-size: 14px !important;
    border-radius: 10px !important;
  }
  
  #chat-messages {
    max-height: 40vh !important;
    min-height: 150px;
    font-size: 14px !important;
  }
  
  #chat-input {
    font-size: 16px !important; /* Для iOS, щоб не збільшував */
    padding: 12px !important;
    border-radius: 8px !important;
  }
  
  #chat-send-btn {
    padding: 12px !important;
    font-size: 16px !important;
    border-radius: 8px !important;
  }
  
  /* Фікс для iOS */
  @supports (-webkit-touch-callout: none) {
    #chat-widget {
      max-height: 65vh;
    }
    
    #chat-input {
      font-size: 16px;
    }
  }
}

/* Для дуже маленьких екранів */
@media (max-width: 480px) {
  .hotline {
    font-size: 12px;
    padding: 8px;
  }
  
  .intro {
    padding: 25px 0;
    font-size: 16px;
  }
  
  .service {
    padding: 15px;
  }
  
  .service h3 {
    font-size: 17px;
  }
  
  .service p {
    font-size: 14px;
  }
  
  #chat-widget {
    width: 92vw !important;
    left: 4vw !important;
    right: 4vw !important;
    bottom: 65px !important;
    padding: 12px !important;
  }
  
  #chat-open-btn {
    padding: 10px 16px !important;
    font-size: 13px !important;
  }
}

/* Для планшетів */
@media (min-width: 769px) and (max-width: 1024px) {
  .services {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .container {
    width: 95%;
  }
}

/* Запобігання горизонтальному скролу */
html, body {
  max-width: 100%;
  overflow-x: hidden;
}

/* Плавна прокрутка */
html {
  scroll-behavior: smooth;
}

/* Додайте ці стилі до вашого існуючого style.css */

/* ===== SEO ТА ДОДАТКОВІ ЕЛЕМЕНТИ ===== */
.hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.section-title {
  text-align: center;
  font-size: 28px;
  color: #333;
  margin: 40px 0 30px;
  font-weight: 700;
}

/* Герой секція */
.hero {
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  border-radius: 15px;
  padding: 30px;
  margin: 20px auto;
  text-align: center;
}

.hero .intro {
  font-size: 20px;
  line-height: 1.6;
  color: #444;
  max-width: 900px;
  margin: 0 auto;
}

/* Переваги */
.advantages {
  background: #f8f9fa;
  padding: 40px 20px;
  border-radius: 15px;
  margin: 40px 0;
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 25px;
  margin-top: 30px;
}

.advantage {
  background: white;
  padding: 25px;
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 5px 15px rgba(0,0,0,0.05);
  transition: transform 0.3s;
}

.advantage:hover {
  transform: translateY(-5px);
}

.advantage .icon {
  font-size: 40px;
  margin-bottom: 15px;
}

.advantage h3 {
  color: #007bff;
  margin: 10px 0;
  font-size: 20px;
}

.advantage p {
  color: #666;
  font-size: 15px;
  line-height: 1.5;
}

/* Адреса */
.location {
  background: white;
  border-radius: 15px;
  padding: 30px;
  margin: 40px 0;
  box-shadow: 0 5px 20px rgba(0,0,0,0.08);
}

.address-card {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  background: #f8f9fa;
  padding: 25px;
  border-radius: 12px;
  max-width: 600px;
  margin: 0 auto;
}

.address-icon {
  font-size: 32px;
  color: #007bff;
}

.address-card p {
  margin: 8px 0;
  color: #333;
}

.address-card strong {
  color: #222;
}

/* Футер */
.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
  margin-bottom: 30px;
}

.footer-info p {
  margin: 8px 0;
  color: #ccc;
}

.footer-services h4 {
  color: #fff;
  margin-bottom: 15px;
  font-size: 18px;
}

.footer-services ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-services li {
  color: #ccc;
  margin-bottom: 8px;
  font-size: 14px;
  padding-left: 20px;
  position: relative;
}

.footer-services li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #28a745;
}

.copyright {
  border-top: 1px solid #444;
  padding-top: 20px;
  text-align: center;
  color: #aaa;
  font-size: 14px;
}

.seo-text {
  line-height: 1.6;
  margin-top: 20px !important;
}

/* ===== АДАПТИВ ДЛЯ НОВИХ ЕЛЕМЕНТІВ ===== */
@media (max-width: 768px) {
  .section-title {
    font-size: 24px;
    margin: 30px 0 20px;
  }
  
  .hero {
    padding: 20px 15px;
    margin: 15px 0;
  }
  
  .hero .intro {
    font-size: 17px;
  }
  
  .advantages {
    padding: 30px 15px;
    margin: 30px 0;
  }
  
  .advantages-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .advantage {
    padding: 20px;
  }
  
  .location {
    padding: 20px 15px;
    margin: 30px 0;
  }
  
  .address-card {
    flex-direction: column;
    text-align: center;
    padding: 20px;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .footer-services ul {
    columns: 2;
  }
  
  .footer-services li {
    font-size: 13px;
  }
  
  /* Чат на мобільних */
  #chat-open-btn {
    font-size: 14px !important;
    padding: 12px 16px !important;
    bottom: 20px !important;
    right: 20px !important;
  }
  
  #chat-widget {
    width: calc(100vw - 40px) !important;
    left: 20px !important;
    right: 20px !important;
    bottom: 80px !important;
  }
}

@media (max-width: 480px) {
  .footer-services ul {
    columns: 1;
  }
  
  #chat-open-btn {
    padding: 10px 14px !important;
    font-size: 13px !important;
  }
  
  #chat-widget {
    width: calc(100vw - 30px) !important;
    left: 15px !important;
    right: 15px !important;
  }
}

/* Покращення доступності */
a:focus, button:focus {
  outline: 3px solid #007bff;
  outline-offset: 2px;
}

/* Покращення читабельності */
p, li {
  line-height: 1.6;
}

/* Оптимізація завантаження */
img {
  max-width: 100%;
  height: auto;
}

/* Стилі для посилань з тегом strong */
a strong {
  color: inherit;
}