/* ==========================================================================
   BASE STYLES
   ========================================================================== */

/* === RESET & BASE === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-gray-900);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  letter-spacing: 0;
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  color: var(--color-gray-900);
  margin-bottom: var(--spacing-sm);
  letter-spacing: 0;
}

h1 {
  font-size: var(--font-size-5xl);
}

h2 {
  font-size: var(--font-size-4xl);
}

h3 {
  font-size: var(--font-size-3xl);
}

h4 {
  font-size: var(--font-size-2xl);
}

h5 {
  font-size: var(--font-size-xl);
}

h6 {
  font-size: var(--font-size-lg);
}

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

a:hover {
  color: var(--color-primary-hover);
}
.bg-fff {
    background-color: #fff;
}
/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-family-primary);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
  line-height: 1;
  padding: 16px 32px;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: background-color var(--transition-normal), color var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal), transform var(--transition-normal);
  text-decoration: none;
  white-space: nowrap;
  min-height: 48px;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

.btn--primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
  color: var(--color-white);
}

.btn--secondary {
  background: var(--color-white);
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn--secondary:hover {
  background: var(--color-gray-50);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn--lg {
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: var(--font-size-lg);
}

/* === UTILITIES === */
/* Bootstrap utilities are used instead of custom ones */

/* Custom Bootstrap container width for 1440px design */
.container {
  max-width: 1280px !important;
}

/* .wrap — основной контейнер темы (hero, cases, strategy, about и др.) */
.wrap {
  max-width: 1280px !important;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding, 16px);
  padding-right: var(--container-padding, 16px);
}

.container-fluid {
  width: 100%;
  padding-right: 15px;
  padding-left: 15px;
  margin-right: auto;
  margin-left: auto;
}

@media (max-width: 1440px) {
  .container {
    max-width: 1320px !important;
  }
  .wrap {
    max-width: 1320px !important;
  }
}

@media (max-width: 1200px) {
  .container {
    max-width: 1140px !important;
  }
  .wrap {
    max-width: 1140px !important;
  }
}

@media (max-width: 992px) {
  .container {
    max-width: 960px !important;
  }
  .wrap {
    max-width: 960px !important;
  }
}

@media (max-width: 768px) {
  .container {
    max-width: 720px !important;
  }
  .wrap {
    max-width: 720px !important;
  }
}

@media (max-width: 576px) {
  .container {
    max-width: 540px !important;
  }
  .wrap {
    max-width: 540px !important;
  }
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  h1 {
    font-size: var(--font-size-4xl);
  }
  
  h2 {
    font-size: var(--font-size-3xl);
  }
  
  h3 {
    font-size: var(--font-size-2xl);
  }
  
  /* Bootstrap handles container padding */
}

@media (max-width: 576px) {
  h1 {
    font-size: var(--font-size-3xl);
  }
  
  h2 {
    font-size: var(--font-size-2xl);
  }
  
  h3 {
    font-size: var(--font-size-xl);
  }
}