/* ==================================
   PyLand - Адаптивная сетка и лейауты
   ================================== */

/* === FLEXBOX УТИЛИТЫ === */
.flex {
  display: flex;
}

.inline-flex {
  display: inline-flex;
}

/* Направление */
.flex-row {
  flex-direction: row;
}

.flex-row-reverse {
  flex-direction: row-reverse;
}

.flex-col {
  flex-direction: column;
}

.flex-col-reverse {
  flex-direction: column-reverse;
}

/* Перенос */
.flex-wrap {
  flex-wrap: wrap;
}

.flex-nowrap {
  flex-wrap: nowrap;
}

.flex-wrap-reverse {
  flex-wrap: wrap-reverse;
}

/* Выравнивание по главной оси */
.justify-start {
  justify-content: flex-start;
}

.justify-end {
  justify-content: flex-end;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.justify-around {
  justify-content: space-around;
}

.justify-evenly {
  justify-content: space-evenly;
}

/* Выравнивание по поперечной оси */
.items-start {
  align-items: flex-start;
}

.items-end {
  align-items: flex-end;
}

.items-center {
  align-items: center;
}

.items-baseline {
  align-items: baseline;
}

.items-stretch {
  align-items: stretch;
}

/* Выравнивание содержимого */
.content-start {
  align-content: flex-start;
}

.content-end {
  align-content: flex-end;
}

.content-center {
  align-content: center;
}

.content-between {
  align-content: space-between;
}

.content-around {
  align-content: space-around;
}

.content-evenly {
  align-content: space-evenly;
}

/* Рост и сжатие */
.flex-1 {
  flex: 1 1 0%;
}

.flex-auto {
  flex: 1 1 auto;
}

.flex-initial {
  flex: 0 1 auto;
}

.flex-none {
  flex: none;
}

.grow {
  flex-grow: 1;
}

.grow-0 {
  flex-grow: 0;
}

.shrink {
  flex-shrink: 1;
}

.shrink-0 {
  flex-shrink: 0;
}

/* Самовыравнивание */
.self-auto {
  align-self: auto;
}

.self-start {
  align-self: flex-start;
}

.self-end {
  align-self: flex-end;
}

.self-center {
  align-self: center;
}

.self-stretch {
  align-self: stretch;
}

.self-baseline {
  align-self: baseline;
}

/* === CSS GRID УТИЛИТЫ === */
.grid {
  display: grid;
}

.inline-grid {
  display: inline-grid;
}

/* Колонки */
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.grid-cols-7 { grid-template-columns: repeat(7, minmax(0, 1fr)); }
.grid-cols-8 { grid-template-columns: repeat(8, minmax(0, 1fr)); }
.grid-cols-9 { grid-template-columns: repeat(9, minmax(0, 1fr)); }
.grid-cols-10 { grid-template-columns: repeat(10, minmax(0, 1fr)); }
.grid-cols-11 { grid-template-columns: repeat(11, minmax(0, 1fr)); }
.grid-cols-12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }

/* Ряды */
.grid-rows-1 { grid-template-rows: repeat(1, minmax(0, 1fr)); }
.grid-rows-2 { grid-template-rows: repeat(2, minmax(0, 1fr)); }
.grid-rows-3 { grid-template-rows: repeat(3, minmax(0, 1fr)); }
.grid-rows-4 { grid-template-rows: repeat(4, minmax(0, 1fr)); }
.grid-rows-5 { grid-template-rows: repeat(5, minmax(0, 1fr)); }
.grid-rows-6 { grid-template-rows: repeat(6, minmax(0, 1fr)); }

/* Размещение колонок */
.col-auto { grid-column: auto; }
.col-span-1 { grid-column: span 1 / span 1; }
.col-span-2 { grid-column: span 2 / span 2; }
.col-span-3 { grid-column: span 3 / span 3; }
.col-span-4 { grid-column: span 4 / span 4; }
.col-span-5 { grid-column: span 5 / span 5; }
.col-span-6 { grid-column: span 6 / span 6; }
.col-span-7 { grid-column: span 7 / span 7; }
.col-span-8 { grid-column: span 8 / span 8; }
.col-span-9 { grid-column: span 9 / span 9; }
.col-span-10 { grid-column: span 10 / span 10; }
.col-span-11 { grid-column: span 11 / span 11; }
.col-span-12 { grid-column: span 12 / span 12; }
.col-span-full { grid-column: 1 / -1; }

/* Размещение рядов */
.row-auto { grid-row: auto; }
.row-span-1 { grid-row: span 1 / span 1; }
.row-span-2 { grid-row: span 2 / span 2; }
.row-span-3 { grid-row: span 3 / span 3; }
.row-span-4 { grid-row: span 4 / span 4; }
.row-span-5 { grid-row: span 5 / span 5; }
.row-span-6 { grid-row: span 6 / span 6; }
.row-span-full { grid-row: 1 / -1; }

/* Начальная позиция колонок */
.col-start-1 { grid-column-start: 1; }
.col-start-2 { grid-column-start: 2; }
.col-start-3 { grid-column-start: 3; }
.col-start-4 { grid-column-start: 4; }
.col-start-5 { grid-column-start: 5; }
.col-start-6 { grid-column-start: 6; }
.col-start-7 { grid-column-start: 7; }
.col-start-8 { grid-column-start: 8; }
.col-start-9 { grid-column-start: 9; }
.col-start-10 { grid-column-start: 10; }
.col-start-11 { grid-column-start: 11; }
.col-start-12 { grid-column-start: 12; }
.col-start-13 { grid-column-start: 13; }
.col-start-auto { grid-column-start: auto; }

/* Конечная позиция колонок */
.col-end-1 { grid-column-end: 1; }
.col-end-2 { grid-column-end: 2; }
.col-end-3 { grid-column-end: 3; }
.col-end-4 { grid-column-end: 4; }
.col-end-5 { grid-column-end: 5; }
.col-end-6 { grid-column-end: 6; }
.col-end-7 { grid-column-end: 7; }
.col-end-8 { grid-column-end: 8; }
.col-end-9 { grid-column-end: 9; }
.col-end-10 { grid-column-end: 10; }
.col-end-11 { grid-column-end: 11; }
.col-end-12 { grid-column-end: 12; }
.col-end-13 { grid-column-end: 13; }
.col-end-auto { grid-column-end: auto; }

/* Начальная позиция рядов */
.row-start-1 { grid-row-start: 1; }
.row-start-2 { grid-row-start: 2; }
.row-start-3 { grid-row-start: 3; }
.row-start-4 { grid-row-start: 4; }
.row-start-5 { grid-row-start: 5; }
.row-start-6 { grid-row-start: 6; }
.row-start-7 { grid-row-start: 7; }
.row-start-auto { grid-row-start: auto; }

/* Конечная позиция рядов */
.row-end-1 { grid-row-end: 1; }
.row-end-2 { grid-row-end: 2; }
.row-end-3 { grid-row-end: 3; }
.row-end-4 { grid-row-end: 4; }
.row-end-5 { grid-row-end: 5; }
.row-end-6 { grid-row-end: 6; }
.row-end-7 { grid-row-end: 7; }
.row-end-auto { grid-row-end: auto; }

/* Промежутки */
.gap-0 { gap: 0px; }
.gap-1 { gap: var(--spacing-1); }
.gap-2 { gap: var(--spacing-2); }
.gap-3 { gap: var(--spacing-3); }
.gap-4 { gap: var(--spacing-4); }
.gap-5 { gap: var(--spacing-5); }
.gap-6 { gap: var(--spacing-6); }
.gap-8 { gap: var(--spacing-8); }
.gap-10 { gap: var(--spacing-10); }
.gap-12 { gap: var(--spacing-12); }
.gap-16 { gap: var(--spacing-16); }
.gap-20 { gap: var(--spacing-20); }
.gap-24 { gap: var(--spacing-24); }

.gap-x-0 { column-gap: 0px; }
.gap-x-1 { column-gap: var(--spacing-1); }
.gap-x-2 { column-gap: var(--spacing-2); }
.gap-x-3 { column-gap: var(--spacing-3); }
.gap-x-4 { column-gap: var(--spacing-4); }
.gap-x-5 { column-gap: var(--spacing-5); }
.gap-x-6 { column-gap: var(--spacing-6); }
.gap-x-8 { column-gap: var(--spacing-8); }
.gap-x-10 { column-gap: var(--spacing-10); }
.gap-x-12 { column-gap: var(--spacing-12); }
.gap-x-16 { column-gap: var(--spacing-16); }
.gap-x-20 { column-gap: var(--spacing-20); }
.gap-x-24 { column-gap: var(--spacing-24); }

.gap-y-0 { row-gap: 0px; }
.gap-y-1 { row-gap: var(--spacing-1); }
.gap-y-2 { row-gap: var(--spacing-2); }
.gap-y-3 { row-gap: var(--spacing-3); }
.gap-y-4 { row-gap: var(--spacing-4); }
.gap-y-5 { row-gap: var(--spacing-5); }
.gap-y-6 { row-gap: var(--spacing-6); }
.gap-y-8 { row-gap: var(--spacing-8); }
.gap-y-10 { row-gap: var(--spacing-10); }
.gap-y-12 { row-gap: var(--spacing-12); }
.gap-y-16 { row-gap: var(--spacing-16); }
.gap-y-20 { row-gap: var(--spacing-20); }
.gap-y-24 { row-gap: var(--spacing-24); }

/* === ГОТОВЫЕ ЛЕЙАУТЫ === */

/* Основной лейаут страницы */
.page-layout {
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  grid-template-areas:
    "header"
    "main"
    "footer";
}

.page-header {
  grid-area: header;
}

.page-main {
  grid-area: main;
}

.page-footer {
  grid-area: footer;
}

/* Лейаут с боковой панелью */
.sidebar-layout {
  display: grid;
  grid-template-columns: 250px 1fr;
  grid-template-areas: "sidebar content";
  min-height: 100vh;
  gap: var(--spacing-6);
}

.sidebar {
  grid-area: sidebar;
  background: var(--gray-50);
  padding: var(--spacing-6);
  border-right: 1px solid var(--gray-200);
}

.main-content {
  grid-area: content;
  padding: var(--spacing-6);
}

/* Сетка курсов */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-6);
  margin-bottom: var(--spacing-8);
}

/* Сетка статей блога */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-8);
  margin-bottom: var(--spacing-8);
}

/* Сетка команды */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-6);
  margin-bottom: var(--spacing-8);
}

/* Сетка отзывов */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-6);
  margin-bottom: var(--spacing-8);
}

/* Сетка статистики */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-4);
  margin-bottom: var(--spacing-8);
}

/* Сетка особенностей */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-8);
  margin-bottom: var(--spacing-8);
}

/* Мазонери лейаут */
.masonry {
  column-count: 3;
  column-gap: var(--spacing-6);
}

.masonry-item {
  break-inside: avoid;
  margin-bottom: var(--spacing-6);
}

/* Sticky sidebar */
.sticky-sidebar {
  position: sticky;
  top: var(--spacing-6);
  height: fit-content;
}

/* === АДАПТИВНЫЕ МОДИФИКАТОРЫ === */

/* Mobile First - базовые стили для мобильных */
@media (min-width: 640px) {
  /* SM и выше */
  .sm\:flex { display: flex; }
  .sm\:grid { display: grid; }
  .sm\:hidden { display: none; }
  .sm\:block { display: block; }
  
  .sm\:grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
  .sm\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sm\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .sm\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  
  .sm\:col-span-1 { grid-column: span 1 / span 1; }
  .sm\:col-span-2 { grid-column: span 2 / span 2; }
  .sm\:col-span-3 { grid-column: span 3 / span 3; }
  .sm\:col-span-4 { grid-column: span 4 / span 4; }
  
  .sm\:flex-row { flex-direction: row; }
  .sm\:flex-col { flex-direction: column; }
  
  .sm\:justify-start { justify-content: flex-start; }
  .sm\:justify-center { justify-content: center; }
  .sm\:justify-end { justify-content: flex-end; }
  .sm\:justify-between { justify-content: space-between; }
  
  .sm\:items-start { align-items: flex-start; }
  .sm\:items-center { align-items: center; }
  .sm\:items-end { align-items: flex-end; }
  
  .sidebar-layout {
    grid-template-columns: 200px 1fr;
  }
  
  .masonry {
    column-count: 2;
  }
}

@media (min-width: 768px) {
  /* MD и выше */
  .md\:flex { display: flex; }
  .md\:grid { display: grid; }
  .md\:hidden { display: none; }
  .md\:block { display: block; }
  
  .md\:grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
  .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .md\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .md\:grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .md\:grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  
  .md\:col-span-1 { grid-column: span 1 / span 1; }
  .md\:col-span-2 { grid-column: span 2 / span 2; }
  .md\:col-span-3 { grid-column: span 3 / span 3; }
  .md\:col-span-4 { grid-column: span 4 / span 4; }
  .md\:col-span-5 { grid-column: span 5 / span 5; }
  .md\:col-span-6 { grid-column: span 6 / span 6; }
  
  .md\:flex-row { flex-direction: row; }
  .md\:flex-col { flex-direction: column; }
  
  .md\:justify-start { justify-content: flex-start; }
  .md\:justify-center { justify-content: center; }
  .md\:justify-end { justify-content: flex-end; }
  .md\:justify-between { justify-content: space-between; }
  
  .md\:items-start { align-items: flex-start; }
  .md\:items-center { align-items: center; }
  .md\:items-end { align-items: flex-end; }
  
  .sidebar-layout {
    grid-template-columns: 250px 1fr;
  }
}

@media (min-width: 1024px) {
  /* LG и выше */
  .lg\:flex { display: flex; }
  .lg\:grid { display: grid; }
  .lg\:hidden { display: none; }
  .lg\:block { display: block; }
  
  .lg\:grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
  .lg\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lg\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .lg\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .lg\:grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .lg\:grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .lg\:grid-cols-8 { grid-template-columns: repeat(8, minmax(0, 1fr)); }
  .lg\:grid-cols-12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }
  
  .lg\:col-span-1 { grid-column: span 1 / span 1; }
  .lg\:col-span-2 { grid-column: span 2 / span 2; }
  .lg\:col-span-3 { grid-column: span 3 / span 3; }
  .lg\:col-span-4 { grid-column: span 4 / span 4; }
  .lg\:col-span-5 { grid-column: span 5 / span 5; }
  .lg\:col-span-6 { grid-column: span 6 / span 6; }
  .lg\:col-span-8 { grid-column: span 8 / span 8; }
  .lg\:col-span-12 { grid-column: span 12 / span 12; }
  
  .lg\:flex-row { flex-direction: row; }
  .lg\:flex-col { flex-direction: column; }
  
  .lg\:justify-start { justify-content: flex-start; }
  .lg\:justify-center { justify-content: center; }
  .lg\:justify-end { justify-content: flex-end; }
  .lg\:justify-between { justify-content: space-between; }
  
  .lg\:items-start { align-items: flex-start; }
  .lg\:items-center { align-items: center; }
  .lg\:items-end { align-items: flex-end; }
  
  .sidebar-layout {
    grid-template-columns: 280px 1fr;
  }
  
  .masonry {
    column-count: 3;
  }
}

@media (min-width: 1280px) {
  /* XL и выше */
  .xl\:flex { display: flex; }
  .xl\:grid { display: grid; }
  .xl\:hidden { display: none; }
  .xl\:block { display: block; }
  
  .xl\:grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
  .xl\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .xl\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .xl\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .xl\:grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .xl\:grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .xl\:grid-cols-8 { grid-template-columns: repeat(8, minmax(0, 1fr)); }
  .xl\:grid-cols-12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }
  
  .xl\:col-span-1 { grid-column: span 1 / span 1; }
  .xl\:col-span-2 { grid-column: span 2 / span 2; }
  .xl\:col-span-3 { grid-column: span 3 / span 3; }
  .xl\:col-span-4 { grid-column: span 4 / span 4; }
  .xl\:col-span-5 { grid-column: span 5 / span 5; }
  .xl\:col-span-6 { grid-column: span 6 / span 6; }
  .xl\:col-span-8 { grid-column: span 8 / span 8; }
  .xl\:col-span-12 { grid-column: span 12 / span 12; }
  
  .masonry {
    column-count: 4;
  }
}

/* === МОБИЛЬНАЯ АДАПТАЦИЯ === */
@media (max-width: 767px) {
  .sidebar-layout {
    grid-template-columns: 1fr;
    grid-template-areas: 
      "content"
      "sidebar";
  }
  
  .sidebar {
    border-right: none;
    border-top: 1px solid var(--gray-200);
  }
  
  .courses-grid {
    grid-template-columns: 1fr;
  }
  
  .blog-grid {
    grid-template-columns: 1fr;
  }
  
  .team-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }
  
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .masonry {
    column-count: 1;
  }
}

/* === УТИЛИТЫ ОТОБРАЖЕНИЯ === */
.hidden {
  display: none;
}

.block {
  display: block;
}

.inline-block {
  display: inline-block;
}

.inline {
  display: inline;
}

/* === ПОЗИЦИОНИРОВАНИЕ === */
.relative {
  position: relative;
}

.absolute {
  position: absolute;
}

.fixed {
  position: fixed;
}

.sticky {
  position: sticky;
}

.static {
  position: static;
}

/* === FLOAT === */
.float-left {
  float: left;
}

.float-right {
  float: right;
}

.float-none {
  float: none;
}

.clearfix::after {
  content: "";
  display: table;
  clear: both;
}

/* === OVERFLOW === */
.overflow-auto {
  overflow: auto;
}

.overflow-hidden {
  overflow: hidden;
}

.overflow-visible {
  overflow: visible;
}

.overflow-scroll {
  overflow: scroll;
}

.overflow-x-auto {
  overflow-x: auto;
}

.overflow-x-hidden {
  overflow-x: hidden;
}

.overflow-y-auto {
  overflow-y: auto;
}

.overflow-y-hidden {
  overflow-y: hidden;
}