/* ===========================================================
   ПЕРЕМЕННЫЕ (КОФЕЙНАЯ ПАЛИТРА И БАЗОВЫЕ НАСТРОЙКИ)
   =========================================================== */
   :root {
    --color-background-main: #f8f9fb;
    --color-background-item: #ffffff;
    --color-background-tabs: #ffffff;
  
    --color-gray-01: #e1e1e1;
    --color-gray-02: #d3d3d3;
    --color-gray-03: #c0c0c0;
    --color-gray-06: #808080;
    --color-gray-08: #474747;
  
    --color-header: #000000;
  
    --border-radius-button: 4px;
    --border-radius-elements: 8px;
  
    --ion-color-primary: #9d6606;       /* основной тёплый кофейный */
    --ion-color-primary-contrast: #ffffff;
    --ion-color-primary-shade: #8a5a05;
    --ion-color-primary-tint: #a7751f;
  
    --ion-color-secondary: #583208;     /* более тёмный кофейный */
    --ion-color-secondary-contrast: #ffffff;
    --ion-color-secondary-shade: #4d2c07;
    --ion-color-secondary-tint: #694721;
  
    --ion-color-success: #85db14;
    --ion-color-warning: #ead810;
    --ion-color-danger: #eb0c0c;
  
    --btn-padding: 0.8rem 1.6rem;
    --anim-duration: 0.8s;
  }
  
  /* СБРОС И ОБЩИЕ СТИЛИ */
  *,
  *::before,
  *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  html {
    scroll-behavior: smooth;
  }
  
  body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--color-background-main);
    color: #2e2e2e;
    line-height: 1.6;
    overflow-x: hidden;
  }
  
  /* УТИЛИТЫ */
  .container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
  }
  
  .section-title {
    font-size: 2rem;
    font-weight: 500;
    text-align: center;
    color: var(--ion-color-secondary);
    margin-bottom: 1rem;
  }
  
  /* АНИМАЦИЯ ПРИ ЯВКЕ ЭЛЕМЕНТОВ */
  @keyframes fadeInUp {
    0% {
      opacity: 0;
      transform: translateY(20px);
    }
    100% {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  .animate-fade-in {
    opacity: 0;
    animation: fadeInUp var(--anim-duration) ease-out forwards;
  }
  
  /* ===========================================================
     HEADER (ЛИПКОЕ МЕНЮ)
     =========================================================== */
  .header {
    background: linear-gradient(90deg, var(--ion-color-secondary), var(--ion-color-primary));
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  }
  
  .header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  
  .logo {
    display: flex;
    align-items: center;
    text-decoration: none;
  }
  
  .logo__img {
    height: 48px;
    width: 48px;
    margin-right: 0.5rem;
  }
  
  .logo__text {
    color: #ffffff;
    font-size: 1.5rem;
    font-weight: 700;
  }
  
  .nav {
    display: flex;
    gap: 1.5rem;
  }
  
  .nav__link {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    position: relative;
    padding: 0.25rem 0;
    transition: color 0.3s;
  }
  
  .nav__link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 0;
    height: 2px;
    background: #ffffff;
    transition: width 0.3s;
  }
  
  .nav__link:hover {
    color: #ffebc2;
  }
  
  .nav__link:hover::after {
    width: 100%;
  }
  
  /* Бургер-меню (невидимо по умолчанию на десктопе) */
  .nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: transparent;
    border: none;
    cursor: pointer;
  }
  
  .nav-toggle__bar {
    width: 25px;
    height: 3px;
    background: #ffffff;
    border-radius: 2px;
  }
  
  /* ===========================================================
     HERO
     =========================================================== */
  .hero {
    position: relative;
    background-color: var(--color-background-main);
    padding: 8rem 0 10rem 0;
    overflow: hidden;
  }
  
  .hero__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 2rem;
  }
  
  .hero__text {
    flex: 1;
    min-width: 280px;
    max-width: 550px;
    text-align: left;
  }
  
  .hero__title {
    font-size: 2.75rem;
    font-weight: 700;
    color: var(--ion-color-secondary);
    margin-bottom: 1rem;
  }
  
  .hero__subtitle {
    font-size: 1.15rem;
    color: #4d4d4d;
    margin-bottom: 2rem;
  }
  
  .hero__btn {
    display: inline-block;
    background-color: var(--ion-color-primary);
    color: var(--ion-color-primary-contrast);
    padding: var(--btn-padding);
    border-radius: var(--border-radius-button);
    font-weight: 500;
    text-decoration: none;
    transition: background 0.3s, transform 0.3s;
  }
  
  .hero__btn:hover {
    background-color: var(--ion-color-primary-shade);
    transform: translateY(-2px);
  }
  
  .hero__image {
    flex: 1;
    min-width: 280px;
    text-align: center;
  }
  
  .hero__img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-elements);
    transition: transform 0.3s;
  }
  
  .hero__img:hover {
    transform: scale(1.02);
  }
  
  /* Фоновая полупрозрачная иллюстрация кофейных зёрен */
  .hero__bg-coffee {
    content: '';
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 400px;
    height: 400px;
    background: url("coffee-bg.png") no-repeat center/contain;
    opacity: 0.08;
    pointer-events: none;
  }
  
  /* ===========================================================
     О ПРИЛОЖЕНИИ
     =========================================================== */
  .about {
    background-color: var(--color-background-tabs);
    padding: 4rem 0;
  }
  
  .about__inner {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap-reverse;
    gap: 2rem;
  }
  
  .about__text {
    flex: 1;
    min-width: 280px;
  }
  
  .about__lead {
    font-size: 1rem;
    margin-bottom: 1rem;
    color: var(--color-gray-08);
  }
  
  .about__features-list {
    list-style: none;
    margin-top: 1rem;
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .about__features-list li {
    display: flex;
    gap: 1rem;
  }
  
  .about__icon {
    font-size: 2rem;
    flex-shrink: 0;
    color: var(--ion-color-primary);
  }
  
  .about__feature-title {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
    color: var(--ion-color-secondary-shade);
  }
  
  .about__features-list p {
    font-size: 0.95rem;
    color: var(--color-gray-06);
    line-height: 1.4;
  }
  
  .about__why {
    margin-top: 1.5rem;
    font-size: 0.95rem;
    color: var(--color-gray-08);
    line-height: 1.4;
  }
  
  .about__footer {
    margin-top: 1.5rem;
    font-size: 0.9rem;
    color: var(--color-gray-06);
    line-height: 1.4;
    font-style: italic;
  }
  
  .about__image {
    flex: 1;
    min-width: 280px;
    text-align: center;
  }
  
  .about__img {
    max-width: 80%;
    height: auto;
    border-radius: var(--border-radius-elements);
  }
  
  /* ===========================================================
     ВОЗМОЖНОСТИ
     =========================================================== */
  .features {
    background-color: var(--color-background-main);
    padding: 4rem 0;
  }
  
  .features__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
  }
  
  .feature-card {
    background-color: var(--color-background-item);
    border-radius: var(--border-radius-elements);
    padding: 2rem 1.5rem;
    text-align: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s, box-shadow 0.3s;
  }
  
  .feature-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
  }
  
  .feature-card__icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--ion-color-primary);
  }
  
  .feature-card__title {
    font-size: 1.25rem;
    color: var(--ion-color-secondary);
    margin-bottom: 0.5rem;
  }
  
  .feature-card__desc {
    font-size: 0.95rem;
    color: var(--color-gray-06);
    line-height: 1.4;
  }
  
  /* ===========================================================
     ОТЗЫВЫ
     =========================================================== */
  .testimonials {
    background-color: var(--color-background-tabs);
    padding: 4rem 0;
  }
  
  .testimonials__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
  }
  
  .testimonial-card {
    background-color: var(--color-background-item);
    border-radius: var(--border-radius-elements);
    padding: 1.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s;
  }
  
  .testimonial-card:hover {
    transform: translateY(-4px);
  }
  
  .testimonial-card__text {
    font-size: 0.95rem;
    color: var(--color-gray-08);
    margin-bottom: 1rem;
    line-height: 1.4;
  }
  
  .testimonial-card__author {
    font-size: 0.9rem;
    color: var(--ion-color-secondary-shade);
    font-weight: 500;
    text-align: right;
  }
  
  /* ===========================================================
     СКАЧАТЬ
     =========================================================== */
  .download {
    background: linear-gradient(90deg, var(--ion-color-primary), var(--ion-color-secondary));
    color: #ffffff;
    padding: 4rem 0;
  }
  
  .download__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap-reverse;
    gap: 2rem;
  }
  
  .download__text {
    flex: 1;
    min-width: 280px;
  }
  
  .download__title {
    color: #ffffff;
    margin-bottom: 1rem;
  }
  
  .download__desc {
    color: #f0f0f0;
    margin-bottom: 1rem;
  }
  
  .download__list {
    list-style: none;
    margin-bottom: 1.5rem;
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.5rem;
    padding-left: 1rem;
  }
  
  .download__list li {
    position: relative;
    padding-left: 1.5rem;
    font-size: 1rem;
    color: #f0f0f0;
  }
  
  .download__list li::before {
    content: '☑';
    position: absolute;
    left: 0;
    color: var(--ion-color-warning);
    font-weight: 700;
  }
  
  .download__buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
  }
  
  .btn {
    display: inline-block;
    font-weight: 500;
    border: none;
    border-radius: var(--border-radius-button);
    text-decoration: none;
    text-align: center;
    white-space: nowrap;
    transition: background 0.3s, transform 0.3s;
  }
  
  .btn--primary {
    background-color: var(--ion-color-primary);
    color: var(--ion-color-primary-contrast);
    padding: var(--btn-padding);
  }
  
  .btn--primary:hover {
    background-color: var(--ion-color-primary-shade);
    transform: translateY(-2px);
  }
  
  .btn--secondary {
    background-color: var(--ion-color-secondary);
    color: var(--ion-color-secondary-contrast);
    padding: var(--btn-padding);
  }
  
  .btn--secondary:hover {
    background-color: var(--ion-color-secondary-shade);
    transform: translateY(-2px);
  }
  
  .download__image {
    flex: 1;
    min-width: 280px;
    text-align: center;
  }
  
  .download__img {
    max-width: 80%;
    height: auto;
    border-radius: var(--border-radius-elements);
  }

  .policy__list {
    margin-left: 2rem;
  }
  
  /* ===========================================================
     FOOTER
     =========================================================== */
  .footer {
    background-color: var(--color-gray-02);
    padding: 2rem 0;
  }
  
  .footer__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
  }
  
  .footer__copyright {
    color: var(--color-gray-08);
    font-size: 0.9rem;
  }
  
  .footer__nav {
    display: flex;
    gap: 1rem;
  }
  
  .footer__link {
    color: var(--color-gray-06);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
  }
  
  .footer__link:hover {
    color: var(--ion-color-secondary);
  }
  
  /* ===========================================================
     АДАПТИВ (Tablet / Mobile)
     =========================================================== */
  @media (max-width: 992px) {
    .hero__inner,
    .about__inner,
    .download__inner {
      flex-direction: column;
      text-align: center;
    }
    .hero__text,
    .about__text,
    .download__text {
      max-width: 100%;
    }
  }
  
/* ==============================================
   Мобильное меню (замена transform → display)
   ============================================== */
   @media (max-width: 768px) {
    /* По умолчанию прячем навигацию полностью */
    .nav {
      display: none;
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      background-color: var(--ion-color-secondary);
      flex-direction: column;
      align-items: center;
      gap: 1rem;
      padding: 1rem 0;
      z-index: 200; /* чтобы не «тонуть» под содержимым */
    }
  
    /* Когда добавлен класс nav--open, показываем меню */
    .nav.nav--open {
      display: flex;
    }
  
    /* Ссылки в меню у нас остаются крупными и белыми */
    .nav__link {
      color: #ffffff;
      font-size: 1.1rem;
    }
  
    /* Показываем кнопку-бургер на мобильном */
    .nav-toggle {
      display: flex;
    }
  
    /* Увеличим z-index для самого header, чтобы он был «поверх» */
    .header {
      position: sticky;
      top: 0;
      z-index: 300;
    }
  }
  
  
  @media (max-width: 576px) {
    .hero__title {
      font-size: 2rem;
    }
    .section-title {
      font-size: 1.75rem;
    }
    .btn {
      width: 100%;
      padding: 0.7rem 1rem;
    }
    .download__list {
      padding-left: 0;
    }
  }