/* ===== ОБЩЕЕ ===== */
body {
    margin: 0;
    font-family: 'Inter', sans-serif;
    background-color: #f5f7fb;
    color: #222;
    padding: 0;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

h2 {
    text-align: center;
    color: #0078ff;
    margin-bottom: 50px;
    font-size: 2rem;
}

/* ===== ХЕДЕР ===== */
.site-header {
    background: #ffffff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img.logo-emblem {
    height: 40px;
    width: auto;
}

.logo-text {
    font-size: 1.4em;
    font-weight: 700;
    color: #0078ff;
}

.main-nav a {
    margin: 0 15px;
    color: #0078ff;
    font-weight: 500;
    transition: 0.3s;
}

.main-nav a:hover {
    color: #004bb5;
}

.mobile-menu-icon {
    display: none;
    font-size: 28px;
    cursor: pointer;
}

/* ===== HERO ===== */
.hero {
    background: linear-gradient(135deg, #0078ff, #4da6ff);
    color: #fff;
    text-align: center;
    padding: 120px 20px;
    border-bottom-left-radius: 80px;
    border-bottom-right-radius: 80px;
}

.hero h1 {
    font-size: 2.8em;
    margin-bottom: 15px;
}

.hero p {
    max-width: 600px;
    margin: 0 auto 30px;
    font-size: 1.1em;
    opacity: 0.9;
}

.btn-primary {
    background: #fff;
    color: #0078ff;
    padding: 14px 30px;
    border-radius: 8px;
    font-weight: 600;
    transition: 0.3s;
}

.btn-primary:hover {
    background: #004bb5;
    color: #fff;
}

/* ===== СЕТКА ===== */
.grid {
    display: grid;
    gap: 30px;
    grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 1024px) {
    .grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .grid {
        grid-template-columns: 1fr;
    }
}

/* ===== УСЛУГИ ===== */
.services .grid {
    display: grid;
    gap: 30px;
    grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 1024px) {
    .services .grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .services .grid {
        grid-template-columns: 1fr;
    }
}

.service-item {
    background: #fff;
    border-radius: 15px;
    text-align: center;
    padding: 20px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    transition: 0.3s;
}

.service-item img {
    width: 60px;
    height: 60px;
    margin-bottom: 15px;
}

.service-item h3 {
    font-size: 1.2em;
    color: #0078ff;
    margin-bottom: 10px;
}

.service-item p {
    font-size: 1em;
    color: #333;
}

.service-item:hover {
    transform: scale(1.03);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}
/* ===== КАРТОЧКИ (ШАБЛОНЫ) ===== */
.template-item {
    background: #fff;
    border-radius: 15px;
    overflow: hidden;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    transition: 0.3s;
    padding-bottom: 15px;
}

.template-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

.template-title {
    font-size: 1.1em;
    font-weight: 600;
    color: #0078ff;
    padding: 10px 0;
    border-bottom: 1px solid #e6e6e6;
}

/* ===== IFRAME ПРЕВЬЮ ===== */
.iframe-wrapper {
    width: 100%;
    height: 200px;
    overflow: hidden;
    border-radius: 10px;
    margin-top: 5px;
    position: relative;
    background: #f0f2f7;
}

.iframe-wrapper iframe {
    width: 1500px;
    height: 800px;
    border: none;
    transform: scale(0.26);
    transform-origin: top left;
    pointer-events: none;
    display: block;
    transition: transform 0.3s;
}

.template-item:hover .iframe-wrapper iframe {
    transform: scale(0.27);
}

/* ===== КНОПКИ ===== */
.btn-details {
    display: inline-block;
    margin: 10px 0;
    padding: 10px 20px;
    background: #0078ff;
    color: #fff;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: 0.3s;
}

.btn-details:hover {
    background: #004bb5;
}

.show-more-container {
    text-align: center;
    margin-top: 30px;
}

.btn-show-more {
    padding: 14px 30px;
    font-size: 1em;
    background: linear-gradient(135deg, #0078ff, #4da6ff);
    color: #fff;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    transition: 0.3s;
}

.btn-show-more:hover {
    background: linear-gradient(135deg, #004bb5, #0066cc);
    box-shadow: 0 6px 20px rgba(0,0,0,0.25);
}

/* ===== ФУТЕР ===== */
.site-footer {
    background: #fff;
    padding: 40px 0;
    text-align: center;
    color: #666;
    border-top: 1px solid #e6e6e6;
}

.site-footer a {
    color: #0078ff;
    margin: 0 5px;
}

.site-footer a:hover {
    color: #004bb5;
}

.social-icons {
    display: flex;
    justify-content: center;
    gap: 25px;
}

.social-icons a {
    font-size: 32px;
    color: #0078ff;
    transition: 0.3s ease;
}

.social-icons a:hover {
    color: #004bb5;
    transform: scale(1.15);
}

/* ===== АДАПТИВ ===== */
@media(max-width: 1024px){
    .iframe-wrapper iframe { transform: scale(0.2); width: 1024px; height: 683px; }
    .template-item:hover .iframe-wrapper iframe { transform: scale(0.22); }
}

@media(max-width: 768px){
    .grid { grid-template-columns: 1fr; }
    .iframe-wrapper { height: 180px; }
    .iframe-wrapper iframe { transform: scale(0.37); width: 768px; height: 480px; }
    .template-item:hover .iframe-wrapper iframe { transform: scale(0.42); }
    .btn-details, .btn-show-more { padding: 10px 20px; font-size: 0.9rem; }
    .template-title { font-size: 0.95rem; padding: 8px 0; }
}

/* ===== Заявка ===== */
.order-form-section {
    padding: 60px 0;
    background: #f5f7fb;
}

.order-form {
    max-width: 500px;
    margin: 0 auto;
    background: #fff;
    padding: 30px 25px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}

.order-form label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: #0078ff;
}

.order-form input,
.order-form select,
.order-form textarea {
    width: 100%;
    padding: 12px;
    margin-bottom: 20px;
    border-radius: 8px;
    border: 1px solid #ccc;
    font-size: 1rem;
}

.order-form button {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #0078ff, #00bfff);
    color: #fff;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: 0.3s;
}

.order-form button:hover {
    background: linear-gradient(135deg, #004bb5, #0066cc);
}
/* ===== ПРЕИМУЩЕСТВА ===== */
.advantages {
    margin: 80px 0;
    padding: 0 20px;
}

.advantages h2 {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 50px;
    color: #0a1f44;
    font-weight: 700;
}

/* ===== Сетка карточек ===== */
.advantages .grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

/* ===== Карточки ===== */
.advantages .adv-item {
    background: #fff;
    border-radius: 20px;
    padding: 35px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    min-height: 200px;
}

.advantages .adv-item h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: #0a1f44;
    transition: color 0.3s ease;
}

.advantages .adv-item p {
    font-size: 1rem;
    line-height: 1.6;
    color: #444;
    transition: color 0.3s ease;
}

/* ===== Наведение ===== */
.advantages .adv-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

/* ===== Активная карточка (по клику) ===== */
.advantages .adv-item.active {
    background: #007bff;
    border-color: #007bff;
}

.advantages .adv-item.active h3,
.advantages .adv-item.active p {
    color: #fff;
}

/* ===== Адаптив ===== */
@media(max-width: 1024px){
    .advantages .grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media(max-width: 768px){
    .advantages .grid {
        grid-template-columns: 1fr;
    }

    .advantages .adv-item {
        padding: 25px;
    }

    .advantages h2 {
        font-size: 1.8rem;
        margin-bottom: 40px;
    }

    .advantages .adv-item h3 {
        font-size: 1.2rem;
    }

    .advantages .adv-item p {
        font-size: 0.95rem;
    }
}
.adv-item {
    position: relative; /* чтобы .adv-icon позиционировалась относительно карточки */
}

.adv-icon {
  position: absolute;
  right: 15px;
  bottom: 15px;
  width: 60px;
  height: 60px;
  opacity: 0.4;
  pointer-events: none;
  user-select: none;
  transition: opacity 0.3s, transform 0.3s, filter 0.3s;
  filter: brightness(1) saturate(1); /* мягкий нейтральный старт */
}

.adv-item:hover .adv-icon {
  opacity: 0.65;             /* чуть более заметно, но не ярко */
  transform: scale(1.05);
  filter: brightness(1.2) saturate(1.2); /* мягкое усиление яркости и насыщенности */
}

.adv-item:active .adv-icon,
.adv-item.active .adv-icon {
  opacity: 1;
  filter: brightness(10) invert(1); /* надёжно делает иконку белой */
}
/* ===== Цены ===== */
.accordion {
    max-width: 700px;
    margin: 0 auto;
}

.accordion-item {
    margin-bottom: 15px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}

.accordion-header {
    width: 100%;
    background: #fff;
    border: none;
    outline: none;
    padding: 20px;
    text-align: left;
    font-size: 1.2rem;
    font-weight: 600;
    color: #0078ff;
    cursor: pointer;
    position: relative;
    transition: background 0.3s;
}

.accordion-header::after {
    content: "▼";
    position: absolute;
    right: 20px;
    transition: transform 0.3s;
}

.accordion-item.active .accordion-header::after {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    background: #f5f7fb;
    padding: 0 20px;
    transition: max-height 0.3s ease;
}

.accordion-content p {
    margin: 15px 0;
    color: #444;
    line-height: 1.6;
}
/* Карусель */
.portfolio {
  padding: 80px 0;
  text-align: center;
}

.portfolio-subtitle {
  margin-bottom: 40px;
  font-size: 18px;
  color: #555;
}

.carousel {
  overflow: hidden;
  position: relative;
  cursor: grab;
}

.carousel-track {
  display: flex;
  gap: 20px;
  transition: transform 0.5s ease;
  will-change: transform;
}

.carousel-item {
  min-width: 300px;
  max-width: 300px;
  height: 400px;
  background: #fff;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 5px 20px rgba(0,0,0,0.1);
  flex-shrink: 0;
  position: relative;
}

.carousel-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.btn-visit {
  position: absolute;
  bottom: 15px;
  left: 50%;
  transform: translateX(-50%);
  background: #007bff;
  color: #fff;
  padding: 8px 16px;
  border-radius: 8px;
  text-decoration: none;
  transition: background 0.3s;
}

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

/* для ПК — видно 3 карточки */
@media (min-width: 768px) {
  .carousel-track {
    justify-content: flex-start;
  }
}

/* для мобильных — одна карточка */
@media (max-width: 767px) {
  .carousel-item {
    min-width: 80%;
  }
}