/* =========================================
   1. VARIABLES & RESET
   ========================================= */
:root {
  /* Colors */
  --primary-blue: #0066CC;
  --primary-dark: #004C99;
  --secondary-cyan: #00B4D8;
  --light-blue: #E0F2FE;
  --white: #FFFFFF;
  --light-gray: #F8F9FA;
  --medium-gray: #6C757D;
  --dark-gray: #343A40;
  --black: #212529;
  --success-green: #28A745;
  --warning-yellow: #FFC107;
  --error-red: #DC3545;

  /* Typography */
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;

  /* Borders & Shadows */
  --border-radius: 8px;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--dark-gray);
  background-color: var(--white);
  -webkit-font-smoothing: antialiased;
}

/* =========================================
   2. TYPOGRAPHY
   ========================================= */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--black);
  margin-bottom: var(--spacing-sm);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.25rem; }

p { margin-bottom: var(--spacing-sm); }

a {
  color: var(--primary-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover { color: var(--primary-dark); }

/* Accessibility: Focus states */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--secondary-cyan);
  outline-offset: 2px;
}

.section-title {
  text-align: center;
  font-size: 2rem;
  margin-bottom: var(--spacing-lg);
  color: var(--primary-blue);
}

/* =========================================
   3. LAYOUT & UTILITIES
   ========================================= */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* =========================================
   4. BUTTONS
   ========================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--border-radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-align: center;
}

.btn--primary {
  background-color: var(--primary-blue);
  color: var(--white);
}

.btn--primary:hover {
  background-color: var(--primary-dark);
  color: var(--white);
}

.btn--secondary {
  background-color: transparent;
  color: var(--primary-blue);
  border-color: var(--primary-blue);
}

.btn--secondary:hover {
  background-color: var(--primary-blue);
  color: var(--white);
}

.btn--large {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

.btn--full {
  width: 100%;
}

/* =========================================
   5. HEADER & NAVIGATION
   ========================================= */
.header {
  background-color: var(--white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: var(--spacing-sm) 0;
}

.header__content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-sm);
}

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

.header__menu {
  display: none;
  list-style: none;
  gap: var(--spacing-md);
}

.header__link {
  color: var(--dark-gray);
  font-weight: 500;
  padding: 0.5rem 0;
  position: relative;
}

.header__link:hover, .header__link.active {
  color: var(--primary-blue);
}

.header__link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--primary-blue);
}

.header__badge {
  display: none;
  align-items: center;
  gap: 0.25rem;
  background-color: var(--success-green);
  color: var(--white);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 600;
}

.header__burger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.header__burger span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--dark-gray);
  border-radius: 2px;
  transition: var(--transition-fast);
}

/* Mobile Menu Active State */
.header__nav.is-open .header__menu {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background-color: var(--white);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-md);
  border-top: 1px solid var(--light-gray);
}

/* =========================================
   6. HERO SECTION
   ========================================= */
.hero {
  position: relative;
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
  background-size: cover;
  background-position: center;
  padding: var(--spacing-xl) var(--spacing-sm);
  background-image: url('../images/hero/home-hero.jpg');
}

.hero--about { background-image: url('../images/hero/about-hero.jpg'); }
.hero--services { background-image: url('../images/hero/services-hero.jpg'); }
.hero--contact { background-image: url('../images/hero/contact-hero.jpg'); }
/* Fallback for home if image not loaded */
.hero:not(.hero--about):not(.hero--services):not(.hero--contact) {
  background-color: var(--primary-blue); 
  /* In production, use: background-image: url('../images/hero/home-hero.jpg'); */
}

.hero__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.7));
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}

.hero__title {
  color: var(--white);
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

.hero__subtitle {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
  opacity: 0.9;
}

/* =========================================
   7. SECTIONS (Features, Process, etc.)
   ========================================= */
section {
  padding: var(--spacing-lg) 0;
}

.features, .values, .testimonials {
  background-color: var(--light-gray);
}

.features__grid, .values__grid, .testimonials__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}

.feature-card, .value-card, .testimonial-card {
  background: var(--white);
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.feature-card:hover, .value-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.feature-card__icon, .value-card__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--spacing-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
}

.feature-card__icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* Process Section */
.process__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  text-align: center;
}

.process__step {
  position: relative;
  padding: var(--spacing-md);
}

.process__icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-sm);
}

.process__icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.process__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background-color: var(--primary-blue);
  color: var(--white);
  border-radius: 50%;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

/* =========================================
   8. SERVICES & PACKAGES
   ========================================= */
.packages__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}

/* Исправленные стили для иконок в карточках услуг */
.service-card__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--spacing-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-card__icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  max-width: 64px;
  max-height: 64px;
}

/* Также исправьте для feature-card (если есть похожая проблема) */
.feature-card__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--spacing-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
}

.feature-card__icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.package-card {
  background: var(--white);
  border: 1px solid var(--light-gray);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition-normal);
}

.package-card--featured {
  border: 2px solid var(--primary-blue);
  box-shadow: var(--shadow-md);
  transform: scale(1.02);
}

.package-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--warning-yellow);
  color: var(--black);
  padding: 0.25rem 1rem;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 700;
}

.package-card__header {
  text-align: center;
  margin-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--light-gray);
  padding-bottom: var(--spacing-md);
}

/* Для package-card (на странице services.html) */
.package-card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--spacing-xs);
}

.package-card__icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  max-width: 48px;
  max-height: 48px;
}

.package-card__price {
  margin-top: var(--spacing-sm);
}

.package-card__price-from {
  display: block;
  font-size: 0.875rem;
  color: var(--medium-gray);
}

.package-card__price-amount {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-blue);
  font-family: var(--font-heading);
}

.package-card__features {
  list-style: none;
  margin-bottom: var(--spacing-md);
  flex-grow: 1;
}

.package-card__features li {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--light-gray);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.check-icon {
  color: var(--success-green);
  font-weight: 700;
}

.package-card__time {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  color: var(--medium-gray);
  font-size: 0.875rem;
  margin-bottom: var(--spacing-md);
}

/* Addons */
.addons__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-sm);
}

.addon-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm);
  background-color: var(--light-gray);
  border-radius: var(--border-radius);
}

.addon-item__title {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.addon-item__description {
  font-size: 0.875rem;
  color: var(--medium-gray);
  margin-bottom: 0;
}

.addon-item__price {
  font-weight: 700;
  color: var(--primary-blue);
  white-space: nowrap;
  margin-left: var(--spacing-sm);
}

/* =========================================
   9. TESTIMONIALS
   ========================================= */
.testimonial-card__header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  text-align: left;
}

.testimonial-card__avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
}

.testimonial-card__name {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.testimonial-card__rating {
  color: var(--warning-yellow);
  font-size: 1rem;
}

.testimonial-card__text {
  font-style: italic;
  color: var(--medium-gray);
  margin-bottom: 0;
  text-align: left;
}

/* =========================================
   10. CONTACT FORM
   ========================================= */
.contact-info__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.contact-info__card {
  text-align: center;
  padding: var(--spacing-md);
  background: var(--light-gray);
  border-radius: var(--border-radius);
}

.contact-info__icon {
  font-size: 2rem;
  margin-bottom: var(--spacing-xs);
}

.contact-form__wrapper {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  background: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.contact-form__info {
  padding: var(--spacing-md);
  background-color: var(--primary-blue);
  color: var(--white);
}

.contact-form__info h2 {
  color: var(--white);
}

.contact-form__benefits {
  margin-top: var(--spacing-md);
  display: grid;
  gap: var(--spacing-sm);
}

.benefit-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.benefit-icon {
  color: var(--success-green);
  background: var(--white);
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 700;
}

.contact-form {
  padding: var(--spacing-md);
}

.form-group {
  margin-bottom: var(--spacing-sm);
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--dark-gray);
}

.required {
  color: var(--error-red);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #CED4DA;
  border-radius: var(--border-radius);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--primary-blue);
  outline: none;
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.form-error {
  display: block;
  color: var(--error-red);
  font-size: 0.875rem;
  margin-top: 0.25rem;
  min-height: 1.25rem;
}

.form-input.is-invalid, .form-select.is-invalid, .form-textarea.is-invalid {
  border-color: var(--error-red);
}

.form-success {
  text-align: center;
  padding: var(--spacing-md);
  background-color: var(--light-blue);
  border-radius: var(--border-radius);
  color: var(--primary-dark);
}

.success-icon {
  font-size: 3rem;
  color: var(--success-green);
  margin-bottom: var(--spacing-sm);
}

/* =========================================
   11. FAQ
   ========================================= */
.faq__grid {
  display: grid;
  gap: var(--spacing-sm);
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--light-gray);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.faq-item__question {
  padding: var(--spacing-sm) var(--spacing-md);
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  list-style: none; /* Hide default triangle */
}

.faq-item__question::-webkit-details-marker {
  display: none;
}

.faq-icon {
  font-size: 1.5rem;
  color: var(--primary-blue);
  transition: transform var(--transition-fast);
}

.faq-item[open] .faq-icon {
  transform: rotate(45deg);
}

.faq-item__answer {
  padding: 0 var(--spacing-md) var(--spacing-md);
  color: var(--medium-gray);
  border-top: 1px solid var(--light-gray);
  padding-top: var(--spacing-sm);
}

/* =========================================
   12. CTA & FOOTER
   ========================================= */
.cta {
  background-color: var(--primary-blue);
  color: var(--white);
  text-align: center;
}

.cta__title {
  color: var(--white);
}

.cta__text {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
  opacity: 0.9;
}

.footer {
  background-color: var(--dark-gray);
  color: var(--white);
  padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer__content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.footer__logo {
  height: 40px;
  margin-bottom: var(--spacing-sm);
 /* Make logo white */
}

.footer__description {
  color: #ADB5BD;
  font-size: 0.875rem;
}

.footer__title {
  color: var(--white);
  font-size: 1.125rem;
  margin-bottom: var(--spacing-sm);
}

.footer__address, .footer__links {
  font-style: normal;
  color: #ADB5BD;
  font-size: 0.875rem;
  line-height: 1.8;
}

.footer__links {
  list-style: none;
}

.footer__link {
  color: #ADB5BD;
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--white);
}

.footer__bottom {
  border-top: 1px solid #495057;
  padding-top: var(--spacing-md);
  text-align: center;
  font-size: 0.875rem;
  color: #ADB5BD;
}

.footer__owner {
  margin-top: 0.5rem;
  font-size: 0.75rem;
  opacity: 0.7;
}

/* =========================================
   13. RESPONSIVE DESIGN (Tablet & Desktop)
   ========================================= */
@media (min-width: 768px) {
  h1 { font-size: 3rem; }
  h2 { font-size: 2.5rem; }
  
  .header__menu {
    display: flex;
  }
  
  .header__burger {
    display: none;
  }
  
  .header__badge {
    display: flex;
  }

  .features__grid, .values__grid, .testimonials__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .process__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .packages__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .addons__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-info__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-form__wrapper {
    grid-template-columns: 1fr 1.5fr;
  }

  .footer__content {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .packages__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .addons__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .contact-info__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .footer__content {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}