/*
 * This is a manifest file that'll be compiled into application.css.
 *
 * With Propshaft, assets are served efficiently without preprocessing steps. You can still include
 * application-wide styles in this file, but keep in mind that CSS precedence will follow the standard
 * cascading order, meaning styles declared later in the document or manifest will override earlier ones,
 * depending on specificity.
 *
 * Consider organizing styles into separate files for maintainability.
 */

/* ===========================================
 * GLOBAL STYLES
 * =========================================== */

/*
 * NOTE: With Propshaft, CSS @import doesn't work.
 * Include design-tokens.css and components.css separately
 * in your layout using stylesheet_link_tag.
 */

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', var(--font-family-ui);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--stitch-navy);
  background-color: var(--stitch-cream);
  background-image:
    radial-gradient(circle at 20% 30%, rgba(123, 123, 168, 0.03) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(245, 197, 66, 0.02) 0%, transparent 50%);
  background-attachment: fixed;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
}

img {
  max-width: 100%;
  height: auto;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-weight: var(--font-weight-bold);
}

p {
  margin: 0;
}

ul, ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

/* ===========================================
 * FOCUS STYLES
 * =========================================== */

:focus-visible {
  outline: 2px solid var(--interactive-focus);
  outline-offset: 2px;
}

/* Editor에서 trix-editor focus 스타일 제거 */
trix-editor:focus-visible,
.editor__content trix-editor:focus-visible {
  outline: none;
}

/* ===========================================
 * SELECTION STYLES
 * =========================================== */

::selection {
  background-color: var(--bg-accent-subtle);
  color: var(--text-primary);
}

/* ===========================================
 * AESTHETIC RESPONSIVE SYSTEM
 * 미적 감각을 유지하는 반응형 유틸리티
 * =========================================== */

/* -------------------------------------------
 * 반응형 컨테이너
 * ------------------------------------------- */
.container-responsive {
  width: 100%;
  max-width: var(--container-sm);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-4);
  padding-right: var(--spacing-4);
}

@media (min-width: 768px) {
  .container-responsive {
    max-width: var(--container-md);
    padding-left: var(--spacing-6);
    padding-right: var(--spacing-6);
  }
}

@media (min-width: 1024px) {
  .container-responsive {
    max-width: var(--container-lg);
    padding-left: var(--spacing-8);
    padding-right: var(--spacing-8);
  }
}

@media (min-width: 1280px) {
  .container-responsive {
    max-width: var(--container-xl);
  }
}

/* 아티클 컨테이너 - 가독성 최적화 */
.container-article {
  width: 100%;
  max-width: var(--container-article);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--article-padding-x);
  padding-right: var(--article-padding-x);
}

/* 와이드 컨테이너 */
.container-wide {
  width: 100%;
  max-width: var(--container-wide);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-4);
  padding-right: var(--spacing-4);
}

@media (min-width: 768px) {
  .container-wide {
    padding-left: var(--spacing-6);
    padding-right: var(--spacing-6);
  }
}

@media (min-width: 1024px) {
  .container-wide {
    padding-left: var(--spacing-8);
    padding-right: var(--spacing-8);
  }
}

/* -------------------------------------------
 * 황금비율 레이아웃
 * ------------------------------------------- */
.layout-golden {
  display: grid;
  gap: var(--spacing-6);
  grid-template-columns: 1fr;
}

@media (min-width: 1024px) {
  .layout-golden {
    grid-template-columns: var(--golden-main) var(--golden-side);
    gap: calc(var(--spacing-6) * var(--space-scale));
  }
}

/* 역 황금비율 (사이드바 왼쪽) */
.layout-golden-reverse {
  display: grid;
  gap: var(--spacing-6);
  grid-template-columns: 1fr;
}

@media (min-width: 1024px) {
  .layout-golden-reverse {
    grid-template-columns: var(--golden-side) var(--golden-main);
    gap: calc(var(--spacing-6) * var(--space-scale));
  }
}

/* -------------------------------------------
 * 적응형 그리드
 * ------------------------------------------- */
.grid-responsive {
  display: grid;
  gap: var(--spacing-4);
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .grid-responsive {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-5);
  }
}

@media (min-width: 1024px) {
  .grid-responsive {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-6);
  }
}

/* 자동 적응 카드 그리드 */
.grid-auto {
  display: grid;
  gap: calc(var(--spacing-4) * var(--space-scale));
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
}

/* -------------------------------------------
 * 적응형 스택 (수직 간격)
 * ------------------------------------------- */
.stack-adaptive > * + * {
  margin-top: calc(var(--spacing-4) * var(--space-scale));
}

.stack-adaptive-sm > * + * {
  margin-top: calc(var(--spacing-2) * var(--space-scale));
}

.stack-adaptive-lg > * + * {
  margin-top: calc(var(--spacing-6) * var(--space-scale));
}

.stack-adaptive-xl > * + * {
  margin-top: calc(var(--spacing-8) * var(--space-scale));
}

/* -------------------------------------------
 * 적응형 섹션 패딩
 * ------------------------------------------- */
.section-padding {
  padding-top: calc(var(--spacing-8) * var(--space-scale));
  padding-bottom: calc(var(--spacing-8) * var(--space-scale));
}

.section-padding-sm {
  padding-top: calc(var(--spacing-6) * var(--space-scale));
  padding-bottom: calc(var(--spacing-6) * var(--space-scale));
}

.section-padding-lg {
  padding-top: calc(var(--spacing-12) * var(--space-scale));
  padding-bottom: calc(var(--spacing-12) * var(--space-scale));
}

/* -------------------------------------------
 * 반응형 표시/숨기기
 * ------------------------------------------- */
.hide-mobile {
  display: block;
}

@media (max-width: 767px) {
  .hide-mobile {
    display: none !important;
  }
}

.hide-tablet {
  display: block;
}

@media (min-width: 768px) and (max-width: 1023px) {
  .hide-tablet {
    display: none !important;
  }
}

.hide-desktop {
  display: block;
}

@media (min-width: 1024px) {
  .hide-desktop {
    display: none !important;
  }
}

/* 특정 브레이크포인트 이상에서만 표시 */
.show-md {
  display: none;
}

@media (min-width: 768px) {
  .show-md {
    display: block;
  }
}

.show-lg {
  display: none;
}

@media (min-width: 1024px) {
  .show-lg {
    display: block;
  }
}

/* Flex용 표시/숨기기 */
.show-md-flex {
  display: none;
}

@media (min-width: 768px) {
  .show-md-flex {
    display: flex;
  }
}

.show-lg-flex {
  display: none;
}

@media (min-width: 1024px) {
  .show-lg-flex {
    display: flex;
  }
}

/* -------------------------------------------
 * 반응형 텍스트 정렬
 * ------------------------------------------- */
.text-center-mobile {
  text-align: center;
}

@media (min-width: 768px) {
  .text-center-mobile {
    text-align: left;
  }
}

/* -------------------------------------------
 * 터치 친화성
 * ------------------------------------------- */
.touch-target {
  min-height: var(--touch-target-min);
  min-width: var(--touch-target-min);
}

.touch-target-comfortable {
  min-height: var(--touch-target-comfortable);
  min-width: var(--touch-target-comfortable);
}

/* -------------------------------------------
 * 호버/터치 상태 분리
 * ------------------------------------------- */
@media (hover: hover) {
  .hover-lift:hover {
    transform: translateY(-2px);
    transition: transform var(--transition-normal);
  }

  .hover-shadow:hover {
    box-shadow: var(--shadow-md);
    transition: box-shadow var(--transition-normal);
  }

  .hover-scale:hover {
    transform: scale(1.02);
    transition: transform var(--transition-normal);
  }
}

@media (hover: none) {
  .hover-lift:active,
  .hover-shadow:active,
  .hover-scale:active {
    transform: scale(0.98);
    transition: transform var(--transition-fast);
  }
}

/* -------------------------------------------
 * 가독성 최적화 텍스트
 * ------------------------------------------- */
.prose {
  font-size: calc(var(--font-size-base) * var(--type-scale));
  line-height: var(--line-height-relaxed);
  max-width: var(--content-width);
}

.prose > * + * {
  margin-top: calc(var(--spacing-4) * var(--space-scale));
}

.prose h2,
.prose h3 {
  margin-top: calc(var(--spacing-8) * var(--space-scale));
}

/* -------------------------------------------
 * 적응형 카드 패딩
 * ------------------------------------------- */
.card-padding {
  padding: var(--spacing-4);
}

@media (min-width: 768px) {
  .card-padding {
    padding: var(--spacing-5);
  }
}

@media (min-width: 1024px) {
  .card-padding {
    padding: var(--spacing-6);
  }
}