/* ============================================================
   Мур Мяу — Design System
   Aesthetic: Warm Naturalist — refined, organic, tactile
   ============================================================ */

/* --- CSS Variables --- */
:root {
  /* Colors — warm earthy palette */
  --color-primary: #2D8B6E;
  --color-primary-dark: #1F6B53;
  --color-primary-light: #E8F5F0;
  --color-primary-50: #F3FAF7;
  --color-bg: #FAFAF8;
  --color-surface: #FFFFFF;
  --color-text: #1A1E1C;
  --color-text-muted: #5F6B65;
  --color-text-light: #959E99;
  --color-border: #E6EAE7;
  --color-accent: #D4883C;
  --color-accent-light: #FDF3E5;
  --color-star: #E5A040;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.08);

  /* Radii */
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  /* Spacing */
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing: 24px;
  --spacing-lg: 32px;
  --spacing-xl: 48px;
  --spacing-2xl: 72px;

  /* Transitions */
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

  /* Layout */
  --container: 1200px;
  --container-narrow: 800px;
  --header-height: 72px;
}

/* --- Reset --- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Nunito Sans', system-ui, -apple-system, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: 'Rubik', system-ui, sans-serif;
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.section__title {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  text-align: center;
  margin-bottom: var(--spacing-xl);
  letter-spacing: -0.02em;
  position: relative;
}
.section__title::after {
  content: '';
  display: block;
  width: 56px;
  height: 3px;
  background: var(--color-primary);
  border-radius: 2px;
  margin: 14px auto 0;
}

/* --- Utility Classes --- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.section {
  padding: clamp(64px, 9vw, 110px) 0;
}
.section--alt {
  background: var(--color-primary-50);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 34px;
  border-radius: var(--radius-full);
  font-family: 'Rubik', system-ui, sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
  letter-spacing: 0.01em;
}
.btn--primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 16px rgba(45, 139, 110, 0.22);
}
.btn--primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(45, 139, 110, 0.28);
}
.btn--outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.75);
}
.btn--outline:hover {
  background: #fff;
  color: var(--color-text);
  border-color: #fff;
}

/* --- Grid --- */
.grid { display: grid; gap: var(--spacing); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

/* --- Card --- */
.card {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-light);
}


/* ============================================================
   Header
   ============================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-slow);
}
.header--transparent {
  background: transparent;
  backdrop-filter: none;
  box-shadow: none;
}
.header__inner {
  display: flex;
  align-items: center;
  height: var(--header-height);
  gap: 32px;
}
.logo {
  font-family: 'Rubik', system-ui, sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-primary);
  transition: var(--transition-slow);
  display: flex;
  align-items: center;
  gap: 6px;
  z-index: 101;
  flex-shrink: 0;
}
.header--transparent .logo { color: #fff; }

/* Desktop nav */
.nav--desktop { margin-left: auto; }
.nav--desktop .nav__list { display: flex; gap: 28px; }
.nav__link {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-text);
  transition: var(--transition);
  padding: 6px 0;
  position: relative;
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  border-radius: 1px;
  transition: width var(--transition);
}
.nav__link:hover::after { width: 100%; }
.header--transparent .nav__link { color: rgba(255, 255, 255, 0.88); }
.nav__link:hover { color: var(--color-primary); }

/* Mobile nav overlay — hidden on desktop */
.nav--mobile {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 99;
  background: var(--color-bg);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.nav--mobile.nav--open {
  opacity: 1;
  pointer-events: auto;
}
.nav-mobile__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.nav-mobile__link {
  font-family: 'Rubik', system-ui, sans-serif;
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.35s ease, transform 0.35s ease;
}
.nav--open .nav-mobile__link {
  opacity: 1;
  transform: translateY(0);
}
.nav--open .nav-mobile__link:nth-child(1) { transition-delay: 0.10s; }
.nav--open .nav-mobile__link:nth-child(2) { transition-delay: 0.16s; }
.nav--open .nav-mobile__link:nth-child(3) { transition-delay: 0.22s; }
.nav--open .nav-mobile__link:nth-child(4) { transition-delay: 0.28s; }
.nav--open .nav-mobile__link:nth-child(5) { transition-delay: 0.34s; }
.nav--open .nav-mobile__link:nth-child(6) { transition-delay: 0.40s; }

/* Hamburger — desktop: hidden; mobile: shown, aligned right via margin-left: auto */
.menu-toggle {
  display: none;
  flex-shrink: 0;
  margin-left: auto;
  position: relative;
  z-index: 102;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.menu-toggle__icon,
.menu-toggle__icon::before,
.menu-toggle__icon::after {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}
.menu-toggle__icon { top: 50%; transform: translate(-50%, -50%); }
.menu-toggle__icon::before { content: ''; top: -8px; }
.menu-toggle__icon::after  { content: ''; top: 8px; }
.menu-toggle--active .menu-toggle__icon { background: transparent; }
.menu-toggle--active .menu-toggle__icon::before,
.menu-toggle--active .menu-toggle__icon::after {
  background: var(--color-text);
}
.menu-toggle--active .menu-toggle__icon::before {
  top: 0;
  transform: translate(-50%, 0) rotate(45deg);
}
.menu-toggle--active .menu-toggle__icon::after {
  top: 0;
  transform: translate(-50%, 0) rotate(-45deg);
}


/* ============================================================
   Hero Zigzag
   ============================================================ */

/* --- Header block --- */
.hero-zigzag__header {
  padding: calc(var(--header-height) + 64px) 0 72px;
  text-align: center;
  background: var(--color-bg);
}
.hero-zigzag__header .container {
  max-width: var(--container-narrow);
}
.hero__badge {
  display: inline-block;
  background: var(--color-primary-50);
  color: var(--color-primary-dark);
  padding: 7px 18px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 24px;
  letter-spacing: 0.02em;
}
.hero__title {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.12;
  margin-bottom: 20px;
  font-weight: 800;
  color: var(--color-text);
}
.hero__subtitle {
  font-size: clamp(1rem, 1.8vw, 1.12rem);
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 0 auto 32px;
  line-height: 1.65;
}
.hero__actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}
.hero-zigzag .btn--outline {
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.hero-zigzag .btn--outline:hover {
  background: var(--color-primary);
  color: #fff;
}

/* --- Zigzag section wrapper (full-width background) --- */
.zigzag-section {
  padding: 0;
  background: var(--color-surface);
}
.zigzag-section--alt {
  background: var(--color-primary-50);
}

/* --- Zigzag row (inside container) --- */
.zigzag {
  display: flex;
  align-items: center;
  gap: 48px;
  min-height: 420px;
}
.zigzag--reverse {
  flex-direction: row-reverse;
}
.zigzag__image {
  flex: 0 0 calc(50% - 24px);
  overflow: hidden;
  border-radius: var(--radius);
}
.zigzag__image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}
.zigzag__body {
  flex: 0 0 calc(50% - 24px);
  display: flex;
  align-items: center;
}
.zigzag__content {
  max-width: 440px;
}
.zigzag__title {
  font-size: 1.6rem;
  font-weight: 700;
  margin: 8px 0 4px;
}
.zigzag__price {
  font-family: 'Rubik', system-ui, sans-serif;
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin: 12px 0 0;
}
.zigzag__specs {
  list-style: none;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
}
.zigzag__specs li {
  padding: 5px 0;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 10px;
}
.zigzag__specs li::before {
  content: "✓";
  color: var(--color-primary);
  font-weight: 700;
  flex-shrink: 0;
}

/* --- Shared product tag/weight (used in zigzag) --- */
.product-card__tag {
  display: inline-block;
  padding: 5px 12px;
  border-radius: 7px;
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.product-card__tag--blue  { background: #E0EDFF; color: #3B6EC4; }
.product-card__tag--green { background: #D6F3E9; color: #1E7A5C; }
.product-card__weight {
  display: block;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-top: 6px;
}


/* ============================================================
   About
   ============================================================ */
.about__inner {
  max-width: var(--container-narrow);
  text-align: center;
}
.about__text {
  font-size: 1.12rem;
  color: var(--color-text-muted);
  line-height: 1.75;
}


/* ============================================================
   Advantage Cards
   ============================================================ */
.advantage-card {
  text-align: center;
  padding: 36px 24px;
}
.advantage-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  font-size: 2rem;
  background: var(--color-primary-50);
  border-radius: var(--radius);
  margin-bottom: 20px;
}
.advantage-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.advantage-card__text {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}


/* ============================================================
   Comparison Table
   ============================================================ */
.comparison__table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}
.comparison__table { width: 100%; border-collapse: collapse; }
.comparison__table th,
.comparison__table td {
  padding: 16px 24px;
  text-align: left;
  white-space: nowrap;
}
.comparison__table th {
  font-family: 'Rubik', system-ui, sans-serif;
  background: #F1F4F2;
  font-weight: 600;
  font-size: 0.95rem;
}
.comparison__table td { border-bottom: 1px solid var(--color-border); }
.comparison__table tr:last-child td { border-bottom: none; }
.comparison__table td:first-child { font-weight: 600; }


/* ============================================================
   Reviews
   ============================================================ */
.review-card { padding: 30px; position: relative; }
.review-card::before {
  content: '\201C';
  position: absolute;
  top: 12px;
  left: 20px;
  font-family: 'Rubik', system-ui, sans-serif;
  font-size: 3.5rem;
  line-height: 1;
  color: var(--color-primary-light);
  pointer-events: none;
}
.review-card__stars {
  color: var(--color-star);
  font-size: 1rem;
  letter-spacing: 3px;
  margin-bottom: 14px;
}
.review-card__text {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 18px;
  font-style: italic;
  position: relative;
  z-index: 1;
}
.review-card__author {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  padding-top: 16px;
}
.review-card__author strong { color: var(--color-text); }


/* ============================================================
   Partners
   ============================================================ */
.partners__content { max-width: 740px; margin: 0 auto; }
.partners__list { display: grid; gap: 18px; }
.partners__item {
  display: flex;
  gap: 22px;
  background: var(--color-surface);
  padding: 26px 28px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}
.partners__item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-light);
}
.partners__icon {
  font-size: 1.7rem;
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-50);
  border-radius: var(--radius-sm);
}
.partners__item h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 4px; }
.partners__item p { color: var(--color-text-muted); font-size: 0.9rem; }
.partners__action { text-align: center; margin-top: 36px; }


/* ============================================================
   Contacts
   ============================================================ */
.contacts__cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--spacing);
  max-width: 860px;
  margin: 0 auto;
}
.contact-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 40px 24px;
  text-decoration: none;
  color: inherit;
  position: relative;
  overflow: hidden;
}
.contact-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition);
}
.contact-card:hover::before { transform: scaleX(1); }
.contact-card--phone:hover,
.contact-card--email:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}
.contact-card__emoji { font-size: 2.2rem; margin-bottom: 10px; }
.contact-card__action {
  font-family: 'Rubik', system-ui, sans-serif;
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: 14px;
}
.contact-card__value {
  font-family: 'Rubik', system-ui, sans-serif;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
  word-break: break-word;
}
.contact-card--phone .contact-card__value,
.contact-card--email .contact-card__value { color: var(--color-primary-dark); }
.contact-card__note { font-size: 0.85rem; color: var(--color-text-muted); }


/* ============================================================
   Footer
   ============================================================ */
.footer {
  background: #121814;
  color: var(--color-text-light);
  padding: 32px 0;
  font-size: 0.9rem;
}
.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.footer__links { display: flex; gap: 24px; }
.footer__links a { color: #6EA895; transition: var(--transition); }
.footer__links a:hover { color: #8FC9B2; }


/* ============================================================
   Animations
   ============================================================ */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* Staggered animation delays for cards in a grid */
.grid > .fade-up:nth-child(1) { transition-delay: 0s; }
.grid > .fade-up:nth-child(2) { transition-delay: 0.1s; }
.grid > .fade-up:nth-child(3) { transition-delay: 0.2s; }
.grid > .fade-up:nth-child(4) { transition-delay: 0.3s; }


/* ============================================================
   Static Pages
   ============================================================ */
.static-page { padding: 120px 0 80px; }
.static-page h1 {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  margin-bottom: 12px;
}
.static-page .last-updated {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-bottom: 44px;
}
.static-page__content { max-width: var(--container-narrow); margin: 0 auto; }
.static-page__content h2 { font-size: 1.25rem; margin: 40px 0 14px; }
.static-page__content p {
  color: var(--color-text-muted);
  margin-bottom: 18px;
  line-height: 1.75;
}
.static-page__content ul {
  list-style: disc;
  padding-left: 24px;
  color: var(--color-text-muted);
  margin-bottom: 18px;
}
.static-page__content ul li { margin-bottom: 8px; line-height: 1.65; }


/* ============================================================
   Reduced Motion
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .fade-up { opacity: 1; transform: none; }
  .nav-mobile__link { opacity: 1; transform: none; }
}


/* ============================================================
   Responsive: Tablet / Mobile (≤ 768px)
   ============================================================ */
@media (max-width: 768px) {
  :root { --header-height: 62px; }

  /* --- Mobile Header --- */
  .header__inner { gap: 0; }
  .nav--desktop { display: none; }
  .menu-toggle { display: block; }
  .nav--mobile { display: flex; }

  /* --- Hamburger colors --- */
  .menu-toggle__icon,
  .menu-toggle__icon::before,
  .menu-toggle__icon::after { background: var(--color-text); }

  .menu-toggle--active .menu-toggle__icon { background: transparent; }
  .menu-toggle--active .menu-toggle__icon::before,
  .menu-toggle--active .menu-toggle__icon::after { background: var(--color-text); }

  /* --- Hero Zigzag: stack vertically --- */
  .hero-zigzag__header {
    padding: calc(var(--header-height) + 40px) 0 48px;
  }
  .hero__subtitle { max-width: 100%; }
  .hero__actions {
    flex-direction: column;
    align-items: center;
  }
  .hero__actions .btn { width: 100%; max-width: 300px; }

  .zigzag {
    flex-direction: column;
    min-height: auto;
    gap: 0;
  }
  .zigzag--reverse {
    flex-direction: column;
  }
  .zigzag__image {
    flex: 0 0 auto;
    height: 36vh;
    min-height: 260px;
    max-height: none;
    border-radius: 0;
  }
  .zigzag__body {
    flex: 0 0 auto;
    padding: 36px 0;
  }
  .zigzag__content {
    max-width: 100%;
    text-align: center;
    padding: 0;
  }
  .zigzag__specs li {
    justify-content: center;
  }

  /* --- Comparison --- */
  .comparison__table-wrap {
    margin: 0 -24px;
    border-radius: 0;
    border-left: none;
    border-right: none;
  }
  .comparison__table th,
  .comparison__table td { padding: 14px 18px; font-size: 0.9rem; }

  /* --- Partners --- */
  .partners__item { flex-direction: column; gap: 14px; }

  /* --- Footer --- */
  .footer__inner { flex-direction: column; text-align: center; }
  .footer__links { flex-direction: column; gap: 14px; align-items: center; }

  /* --- Animation — faster on mobile --- */
  .fade-up { transition-duration: 0.5s; }
}