/* ============================================================
   global.css — Shared Components & Layout Primitives
   Imports all partials in correct cascade order.
   ============================================================ */

@import './reset.css';
@import './variables.css';
@import './typography.css';
@import './utilities.css';
@import './floating-bar.css?v=20260918b';

/* ----------------------------------------------------------
   Base Layout
   ---------------------------------------------------------- */
body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;

}

main {
  flex: 1;
  padding-top: var(--nav-height);
}

/* 헤더/푸터는 풀폭. 본문만 1280 컬럼 */
.layout-content {
  flex: 1 0 auto;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: var(--container-xl);
  margin-inline: auto;
  align-self: center;
  box-sizing: border-box;
}

/* ----------------------------------------------------------
   Container
   ---------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.container--sm  { max-width: var(--container-sm); }
.container--md  { max-width: var(--container-md); }
.container--lg  { max-width: var(--container-lg); }
.container--2xl { max-width: var(--container-2xl); }

@media (max-width: 768px) {
  .container {
    padding-inline: var(--space-4);
  }

  .text-sm-mobile {
    font-size: 14px !important; 
  }

  .text-lg-mobile {
    font-size: 22px !important; 
  }
}

/* 전체보기 텍스트 옆 화살표 — PC 20px / 모바일 16px */
.showcase__more-icon,
.coupon-section__more-icon,
.events-section__more-icon,
.coupon-card--more .coupon-card__more-icon,
.cell-phone-list__help-icon {
  display: block;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  background: url("../assets/icons/ic20_arrow_right_black.svg") center / contain no-repeat;
}

@media (max-width: 1279.98px) {
  .showcase__more-icon,
  .coupon-section__more-icon,
  .events-section__more-icon,
  .coupon-card--more .coupon-card__more-icon,
  .cell-phone-list__help-icon {
    width: 16px;
    height: 16px;
  }
}



/* ----------------------------------------------------------
   Section
   ---------------------------------------------------------- */
.section {
  padding-block: var(--space-20);
}

.section--sm { padding-block: var(--space-12); }
.section--lg { padding-block: var(--space-32); }

.section__header {
  max-width: 640px;
  margin-inline: auto;
  text-align: center;
  margin-bottom: var(--space-12);
}

.section__label {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-wider);
  text-transform: uppercase;
  color: var(--color-brand-primary);
  margin-bottom: var(--space-3);
}

.section__title {
  font-size: clamp(var(--font-size-2xl), 3vw, var(--font-size-4xl));
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-tight);
  margin-bottom: var(--space-4);
}

.section__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

/* ----------------------------------------------------------
   Navigation
   ---------------------------------------------------------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  z-index: var(--z-sticky);
  transition: background-color var(--transition-base), box-shadow var(--transition-base);
}

.nav.scrolled {
  background-color: var(--color-neutral-0);
  box-shadow: var(--shadow-sm);
}

.nav__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  flex-shrink: 0;
}

.nav__logo-mark {
  width: 32px;
  height: 32px;
  background: var(--gradient-brand);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav__link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  transition: color var(--transition-fast), background-color var(--transition-fast);
  white-space: nowrap;
}

.nav__link:hover,
.nav__link.active {
  color: var(--color-brand-primary);
  background-color: var(--color-info-bg);
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

/* Hamburger toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: var(--space-2);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.nav__toggle:hover {
  background-color: var(--color-bg-muted);
}

.nav__toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-text-primary);
  border-radius: var(--radius-full);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.nav__toggle.open .nav__toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__toggle.open .nav__toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav__toggle.open .nav__toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 768px) {
  .nav__links {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-4);
    gap: var(--space-1);
    box-shadow: var(--shadow-lg);
  }

  .nav__links.open {
    display: flex;
  }

  .nav__link {
    width: 100%;
    padding: var(--space-3) var(--space-4);
  }

  .nav__toggle {
    display: flex;
  }
}

/* ----------------------------------------------------------
   Buttons
   ---------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  border-radius: var(--radius-lg);
  border: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
  text-decoration: none;
}

.btn:hover,
.btn:focus-visible {
  text-decoration: none;
}

.btn:active {
  transform: translateY(1px);
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* Primary */
.btn--primary {
  background: var(--gradient-brand);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-brand);
}

.btn--primary:hover {
  box-shadow: 0 12px 40px rgba(26,107,255,0.35);
  transform: translateY(-1px);
}

/* Secondary */
.btn--secondary {
  background-color: var(--color-bg-muted);
  color: var(--color-text-primary);
}

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

/* Outline */
.btn--outline {
  background-color: transparent;
  border-color: var(--color-brand-primary);
  color: var(--color-brand-primary);
}

.btn--outline:hover {
  background-color: var(--color-info-bg);
}

/* Ghost */
.btn--ghost {
  background-color: transparent;
  color: var(--color-text-secondary);
}

.btn--ghost:hover {
  background-color: var(--color-bg-muted);
  color: var(--color-text-primary);
}

/* White */
.btn--white {
  background-color: var(--color-neutral-0);
  color: var(--color-brand-primary);
  font-weight: var(--font-weight-bold);
}

.btn--white:hover {
  background-color: var(--color-neutral-100);
}

/* Sizes */
.btn--sm  { padding: var(--space-2) var(--space-4); font-size: var(--font-size-xs); }
.btn--lg  { padding: var(--space-4) var(--space-8); font-size: var(--font-size-base); }
.btn--xl  { padding: var(--space-5) var(--space-10); font-size: var(--font-size-md); }

/* Full width */
.btn--block { width: 100%; }

/* ----------------------------------------------------------
   Cards
   ---------------------------------------------------------- */
.card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.card--hover:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.card--elevated {
  box-shadow: var(--shadow-md);
}

.card--glass {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* ----------------------------------------------------------
   Badge / Chip
   ---------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.badge--brand   { background-color: var(--color-info-bg);    color: var(--color-brand-primary); }
.badge--success { background-color: var(--color-success-bg); color: var(--color-success); }
.badge--warning { background-color: var(--color-warning-bg); color: var(--color-warning); }
.badge--error   { background-color: var(--color-error-bg);   color: var(--color-error); }
.badge--neutral { background-color: var(--color-bg-muted);   color: var(--color-text-secondary); }

/* ----------------------------------------------------------
   Form Elements
   ---------------------------------------------------------- */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-base);
  background-color: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-text-primary);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-brand-primary);
  box-shadow: 0 0 0 3px rgba(26,107,255,0.15);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
}

.form-hint {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.form-error {
  font-size: var(--font-size-xs);
  color: var(--color-error);
}

/* ----------------------------------------------------------
   Divider
   ---------------------------------------------------------- */
.divider {
  height: 1px;
  background-color: var(--color-border);
  border: none;
}

.divider--vertical {
  width: 1px;
  height: auto;
  align-self: stretch;
}

/* ----------------------------------------------------------
   Skeleton Loading
   ---------------------------------------------------------- */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-bg-muted) 25%,
    var(--color-border) 50%,
    var(--color-bg-muted) 75%
  );
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
  border-radius: var(--radius-md);
}

@keyframes skeleton-loading {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ----------------------------------------------------------
   Toast / Alert
   ---------------------------------------------------------- */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-sm);
}

.alert--info    { background-color: var(--color-info-bg);    color: var(--color-brand-primary); border-left: 3px solid var(--color-info); }
.alert--success { background-color: var(--color-success-bg); color: var(--color-success);       border-left: 3px solid var(--color-success); }
.alert--warning { background-color: var(--color-warning-bg); color: var(--color-warning);       border-left: 3px solid var(--color-warning); }
.alert--error   { background-color: var(--color-error-bg);   color: var(--color-error);         border-left: 3px solid var(--color-error); }

/* ----------------------------------------------------------
   Animations
   ---------------------------------------------------------- */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.92); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(24px); }
  to   { opacity: 1; transform: translateX(0); }
}

.animate-fade-in      { animation: fadeIn      0.4s ease both; }
.animate-fade-in-up   { animation: fadeInUp    0.5s ease both; }
.animate-fade-in-down { animation: fadeInDown  0.4s ease both; }
.animate-scale-in     { animation: scaleIn     0.35s ease both; }
.animate-slide-right  { animation: slideInRight 0.4s ease both; }

/* Staggered children */
.stagger > *:nth-child(1)  { animation-delay: 0ms; }
.stagger > *:nth-child(2)  { animation-delay: 80ms; }
.stagger > *:nth-child(3)  { animation-delay: 160ms; }
.stagger > *:nth-child(4)  { animation-delay: 240ms; }
.stagger > *:nth-child(5)  { animation-delay: 320ms; }
.stagger > *:nth-child(6)  { animation-delay: 400ms; }

/* 접근성: 스크린리더 전용 텍스트. 페이지 CSS 미포함 화면(쿠폰/이벤트 등)에서
   헤더 햄버거의 "메뉴 열기" 텍스트가 노출되는 문제 방지를 위해 전역 제공 */
.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;
}