:root {
      --primary-blue: #007AFF;
      --dark-bg: #0a0a0c;
      --card-bg: #16161a;
      --white: #ffffff;
      --text-dim: #88888e;
      --glass: rgba(255, 255, 255, 0.03);
      --border-glass: rgba(255, 255, 255, 0.08);
      --accent-red: #ff3b30;
    }

    * { box-sizing: border-box; margin: 0; padding: 0; }
    body { font-family: 'Inter', sans-serif; background-color: var(--dark-bg); color: var(--white); line-height: 1.6; scroll-behavior: smooth; overflow-x: hidden; }

    .container { max-width: 1400px; margin: 0 auto; padding: 0 5%; }

    /* --- HEADER --- */
    header {
      background: rgba(10, 10, 12, 0.8);
      backdrop-filter: blur(15px);
      padding: 1.2rem 5%;
      display: flex;
      justify-content: space-between;
      align-items: center;
      position: sticky;
      top: 0;
      z-index: 1000;
      border-bottom: 1px solid var(--border-glass);
    }
    .header-nav {
      display: flex;
      gap: 25px;
    }
    .header-nav a {
      color: var(--white);
      text-decoration: none;
      font-size: 0.85rem;
      font-weight: 500;
      transition: 0.3s;
      opacity: 0.7;
    }
    .header-nav a:hover {
      opacity: 1;
      color: var(--primary-blue);
    }
    .articul-text {
      color: var(--text-dim);
      font-size: 0.8rem;
      border-right: 1px solid var(--border-glass);
      padding-right: 20px;
    }

    @media (max-width: 850px) {
      .header-nav { display: none; } /* Скрываем меню на мобилках для чистоты дизайна */
      .articul-text { display: none; }
    }
    .logo { font-family: 'Syncopate', sans-serif; font-size: 1.2rem; letter-spacing: 2px; }
    .logo span { color: var(--primary-blue); }

    /* --- HERO SECTION --- */
    .hero-modern {
      min-height: 85vh;
      display: flex;
      align-items: center;
      padding: 60px 0;
      background: radial-gradient(circle at 80% 20%, rgba(0, 122, 255, 0.1), transparent 50%);
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.2fr 1fr;
      gap: 60px;
      align-items: center;
    }
    .stock-tag { color: #34c759; font-size: 0.9rem; font-weight: 600; margin-bottom: 20px; display: flex; align-items: center; gap: 8px; }
    .hero-content h1 {
      font-size: clamp(3rem, 6vw, 5rem);
      line-height: 1;
      margin-bottom: 25px;
      font-weight: 800;
      letter-spacing: -2px;
    }
    .hero-content h1 span { color: var(--primary-blue); }
    .hero-features { display: flex; gap: 30px; margin: 40px 0; }
    .h-feat { display: flex; flex-direction: column; }
    .h-feat strong { font-size: 1.8rem; color: var(--white); }
    .h-feat span { color: var(--text-dim); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 1px; }

    /* --- BUTTONS --- */
    .btn {
      background: var(--primary-blue);
      color: white;
      padding: 20px 45px;
      text-decoration: none;
      border-radius: 14px;
      font-weight: 700;
      display: inline-block;
      box-shadow: 0 10px 30px rgba(0, 122, 255, 0.3);
      transition: 0.3s;
      border: none;
      cursor: pointer;
      text-transform: uppercase;
      font-size: 0.9rem;
    }
    .btn:hover { transform: translateY(-3px); box-shadow: 0 15px 40px rgba(0, 122, 255, 0.5); }

    /* --- PHOTO GALLERY GRID --- */
    .photo-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      grid-template-rows: repeat(2, 300px);
      gap: 20px;
      margin: 80px 0;
    }
    .photo-item { border-radius: 24px; overflow: hidden; border: 1px solid var(--border-glass); }
    .photo-item img { width: 100%; height: 100%; object-fit: cover; transition: 0.5s; }
    .photo-item:hover img { transform: scale(1.05); }
    .p-large { grid-column: span 2; grid-row: span 2; }
    /* --- NEW FEATURE SHOWCASE --- */
    .feature-showcase {
        position: relative;
        background: var(--card-bg);
        border-radius: 40px;
        overflow: hidden;
        border: 1px solid var(--border-glass);
        margin: 60px 0;
        min-height: 500px;
        display: flex;
        align-items: center;
    }
    .showcase-bg {
        position: absolute;
        right: 0;
        top: 0;
        width: 60%;
        height: 100%;
        background: url('https://via.placeholder.com/800x600/16161a/007aff?text=PRODUCT+IMAGE') no-repeat center center;
        background-size: cover;
        z-index: 1;
    }
    .showcase-bg::before {
        content: '';
        position: absolute;
        left: 0;
        width: 100%;
        height: 100%;
        background: linear-gradient(to right, var(--card-bg) 10%, transparent 100%);
    }
    .showcase-content {
        position: relative;
        z-index: 2;
        padding: 60px;
        width: 50%;
    }
    .feature-point {
        display: flex;
        align-items: flex-start;
        gap: 15px;
        margin-bottom: 30px;
    }
    .point-icon {
        background: var(--primary-blue);
        color: white;
        width: 32px;
        height: 32px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 800;
        flex-shrink: 0;
        box-shadow: 0 0 15px rgba(0, 122, 255, 0.4);
    }
    .point-text h4 { font-size: 1.2rem; margin-bottom: 5px; color: var(--white); }
    .point-text p { font-size: 0.9rem; color: var(--text-dim); }

    @media (max-width: 992px) {
        .feature-showcase { flex-direction: column; }
        .showcase-bg { position: relative; width: 100%; height: 300px; order: 1; }
        .showcase-bg::before { background: linear-gradient(to top, var(--card-bg) 10%, transparent 100%); }
        .showcase-content { width: 100%; padding: 40px 30px; order: 2; }
    }
    /* --- CONTENT BLOCKS --- */
    .section-title { font-size: 3rem; font-weight: 800; margin-bottom: 50px; text-align: center; }
    .info-card {
      background: var(--card-bg);
      border-radius: 40px;
      padding: 60px;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 60px;
      align-items: center;
      border: 1px solid var(--border-glass);
      margin-bottom: 40px;
    }
    .info-card.rev { direction: rtl; }
    .info-card.rev .info-text { direction: ltr; }
    .info-text h3 { font-size: 2.5rem; margin-bottom: 20px; }
    .info-text p { color: var(--text-dim); font-size: 1.1rem; margin-bottom: 30px; }
    .info-img { border-radius: 24px; overflow: hidden; background: #000; }
    .info-img img { width: 100%; display: block; }

    /* --- NEW GRID BLOCK --- */
    .four-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-bottom: 80px;
    }
    .four-item {
      background: var(--card-bg);
      border-radius: 24px;
      padding: 15px;
      border: 1px solid var(--border-glass);
      text-align: center;
    }
    .four-item img {
      width: 100%;
      border-radius: 16px;
      margin-bottom: 15px;
      display: block;
    }
    .four-item span {
      font-weight: 600;
      font-size: 0.95rem;
      color: var(--white);
    }

    /* --- SPECS TABLE --- */
    .specs-container {
      background: var(--card-bg);
      border-radius: 32px;
      padding: 50px;
      border: 1px solid var(--border-glass);
    }
    .specs-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 30px 60px;
      list-style: none;
    }
    .specs-list li {
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
      border-bottom: 1px solid var(--border-glass);
      padding-bottom: 12px;
    }
    .specs-list span { color: var(--text-dim); text-transform: uppercase; font-size: 0.8rem; }
    .specs-list strong { font-size: 1.2rem; }

    /* --- UNBOXING --- */
    .unboxing-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
      gap: 20px;
    }
    .unboxing-card {
      background: var(--glass);
      padding: 30px;
      border-radius: 20px;
      border: 1px solid var(--border-glass);
      display: flex;
      align-items: center;
      gap: 20px;
    }
    .unboxing-num {
      background: var(--primary-blue);
      width: 35px;
      height: 35px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      flex-shrink: 0;
    }

    /* --- ORDER FORM --- */
    .order-section { padding: 100px 0; background: linear-gradient(to bottom, var(--dark-bg), #001a33); }
    .order-wrapper {
      max-width: 1000px;
      margin: 0 auto;
      background: var(--white);
      border-radius: 40px;
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      overflow: hidden;
      color: #000;
    }
    .order-info-side { background: var(--primary-blue); color: #fff; padding: 60px; }
    .order-form-side { padding: 60px; }
    .field {
      width: 100%;
      padding: 20px;
      margin-bottom: 15px;
      border: 1px solid #ddd;
      border-radius: 12px;
      font-size: 1rem;
      font-family: inherit;
    }
    .stock-badge {
      display: inline-block;
      background: rgba(255, 59, 48, 0.1);
      color: var(--accent-red);
      border: 1px solid var(--accent-red);
      padding: 8px 20px;
      border-radius: 50px;
      font-weight: 600;
      margin-bottom: 20px;
    }

    /* --- REVIEWS --- */
    .review-card { background: var(--card-bg); padding: 40px; border-radius: 24px; border: 1px solid var(--border-glass); }
    .review-user { display: flex; align-items: center; gap: 15px; margin-top: 20px; }
    .review-user div { width: 45px; height: 45px; background: var(--primary-blue); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 800; }
    /* --- СТИЛИ ДЛЯ БЛОКА "КАК ЗАКАЗАТЬ" --- */
    .order-steps-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
      margin: 60px 0;
    }
    .step-card {
      background: var(--card-bg);
      border-radius: 30px;
      padding: 40px 30px;
      border: 1px solid var(--border-glass);
      position: relative;
      transition: 0.3s;
      text-align: center;
    }
    .step-card:hover {
      border-color: var(--primary-blue);
      transform: translateY(-5px);
    }
    .step-number {
      width: 50px;
      height: 50px;
      background: var(--primary-blue);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1.2rem;
      margin: 0 auto 20px auto;
      box-shadow: 0 10px 20px rgba(0, 122, 255, 0.3);
    }
    .step-card h3 {
      font-size: 1.5rem;
      margin-bottom: 15px;
      color: var(--white);
    }
    .step-card p {
      color: var(--text-dim);
      font-size: 1rem;
      line-height: 1.5;
    }

    /* Адаптив для мобильных устройств */
    @media (max-width: 900px) {
      .order-steps-grid {
        grid-template-columns: 1fr;
      }
    }
    @media (max-width: 1024px) {
      .hero-grid, .info-card, .order-wrapper { grid-template-columns: 1fr; }
      .info-card.rev { direction: ltr; }
      .four-grid { grid-template-columns: repeat(2, 1fr); }
      .photo-grid { grid-template-columns: repeat(2, 1fr); height: auto; grid-template-rows: auto; }
      .p-large { grid-column: span 2; height: 350px; }
      .specs-list { grid-template-columns: 1fr; }
      .hero-content h1 { font-size: 3.5rem; }
    }
    @media (max-width: 600px) {
      .four-grid { grid-template-columns: 1fr; }
    }