/* MomSpeak Base Styles */
/* Mobile-first, App-like UI */

@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/variable/pretendardvariable-dynamic-subset.min.css');
@import url('https://fonts.googleapis.com/css2?family=Lexend:wght@300&display=swap');

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont,
    system-ui, Roboto, "Helvetica Neue", "Segoe UI", "Apple SD Gothic Neo",
    "Noto Sans KR", "Malgun Gothic", "Apple Color Emoji", "Segoe UI Emoji",
    "Segoe UI Symbol", sans-serif;
  font-weight: 400;
  line-height: 1.5;
  color: var(--ms-label-normal);
  background-color: var(--ms-bg-normal);
  word-break: keep-all;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 영문 텍스트에 Lexend Light 적용 */
@font-face {
  font-family: 'MomSpeak';
  src: local('Lexend Light'), local('Lexend');
  font-weight: 300;
  unicode-range: U+0041-005A, U+0061-007A, U+0030-0039, U+0020-002F, U+003A-0040, U+005B-0060, U+007B-007E;
}

.preview-text,
.english-text {
  font-family: 'Lexend', "Pretendard Variable", Pretendard, sans-serif;
  font-weight: 500;
}

/* App Container - Mobile First */
.app-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
  max-width: var(--ms-max-width);
  margin: 0 auto;
  background-color: var(--ms-bg-normal);
  position: relative;
}

/* Desktop: Add side shadows */
@media (min-width: 481px) {
  body {
    background-color: var(--ms-gray-100);
  }

  .app-container {
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
  }
}

/* Main Content */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* Typography */
.display-1 { font-size: 56px; line-height: 72px; font-weight: 700; }
.display-2 { font-size: 48px; line-height: 64px; font-weight: 700; }
.display-3 { font-size: 40px; line-height: 52px; font-weight: 700; }
.heading { font-size: 36px; line-height: 48px; font-weight: 700; }
.title-1 { font-size: 26px; line-height: 34px; font-weight: 700; }
.title-2 { font-size: 24px; line-height: 32px; font-weight: 700; }
.title-3 { font-size: 22px; line-height: 30px; font-weight: 700; }
.title-4 { font-size: 20px; line-height: 28px; font-weight: 700; }
.title-5 { font-size: 16px; line-height: 24px; font-weight: 600; }
.body-1 { font-size: 16px; line-height: 24px; font-weight: 400; }
.body-2 { font-size: 15px; line-height: 22px; font-weight: 500; }
.body-3 { font-size: 14px; line-height: 20px; font-weight: 600; }
.body-4 { font-size: 14px; line-height: 20px; font-weight: 400; }
.body-5 { font-size: 13px; line-height: 18px; font-weight: 500; }
.caption-1 { font-size: 13px; line-height: 18px; font-weight: 700; }
.caption-2 { font-size: 12px; line-height: 16px; font-weight: 600; }
.caption-3 { font-size: 11px; line-height: 14px; font-weight: 500; }

/* Color Utilities */
.text-strong { color: var(--ms-label-strong); }
.text-normal { color: var(--ms-label-normal); }
.text-alternative { color: var(--ms-label-alternative); }
.text-disable { color: var(--ms-label-disable); }
.text-primary { color: var(--ms-primary-normal); }
.text-negative { color: var(--ms-status-negative); }
.text-positive { color: var(--ms-status-positive); }
.text-white { color: var(--ms-static-white); }

.bg-normal { background-color: var(--ms-bg-normal); }
.bg-neutral { background-color: var(--ms-bg-neutral); }
.bg-alternative { background-color: var(--ms-bg-alternative); }
.bg-primary { background-color: var(--ms-primary-normal); }
.bg-primary-light { background-color: var(--ms-primary-bg); }

/* Links */
a {
  color: inherit;
  text-decoration: none;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--ms-radius-md);
  font-family: inherit;
  font-size: 16px;
  font-weight: 600;
  line-height: 24px;
  cursor: pointer;
  transition: all 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background-color: var(--ms-primary-normal);
  color: var(--ms-static-white);
}

.btn-primary:hover {
  background-color: var(--ms-orange-600);
}

.btn-primary:disabled {
  background-color: var(--ms-primary-disable);
  cursor: not-allowed;
}

.btn-secondary {
  background-color: var(--ms-bg-alternative);
  color: var(--ms-label-normal);
}

.btn-outline {
  background-color: transparent;
  border: 1px solid var(--ms-border-normal);
  color: var(--ms-label-normal);
}

.btn-ghost {
  background-color: transparent;
  color: var(--ms-label-normal);
}

.btn-full {
  width: 100%;
}

.btn-lg {
  padding: 1rem 1.5rem;
  font-size: 18px;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 14px;
}

/* Cards */
.card {
  background-color: var(--ms-bg-normal);
  border-radius: var(--ms-radius-md);
  border: 1px solid var(--ms-border-normal);
  overflow: hidden;
}

.card-body {
  padding: var(--ms-spacing-md);
}

/* Input */
input, textarea, select {
  font-family: inherit;
  font-size: 16px; /* Prevents zoom on iOS */
}

.input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--ms-border-normal);
  border-radius: var(--ms-radius-sm);
  font-size: 16px;
  line-height: 24px;
  background-color: var(--ms-bg-normal);
  color: var(--ms-label-normal);
  transition: border-color 0.2s ease;
}

.input:focus {
  outline: none;
  border-color: var(--ms-primary-normal);
}

.input::placeholder {
  color: var(--ms-label-alternative);
}

/* Spacing Utilities */
.p-0 { padding: 0; }
.p-1 { padding: var(--ms-spacing-xs); }
.p-2 { padding: var(--ms-spacing-sm); }
.p-3 { padding: var(--ms-spacing-md); }
.p-4 { padding: var(--ms-spacing-lg); }
.p-5 { padding: var(--ms-spacing-xl); }

.px-3 { padding-left: var(--ms-spacing-md); padding-right: var(--ms-spacing-md); }
.px-4 { padding-left: var(--ms-spacing-lg); padding-right: var(--ms-spacing-lg); }
.py-2 { padding-top: var(--ms-spacing-sm); padding-bottom: var(--ms-spacing-sm); }
.py-3 { padding-top: var(--ms-spacing-md); padding-bottom: var(--ms-spacing-md); }

.m-0 { margin: 0; }
.m-1 { margin: var(--ms-spacing-xs); }
.m-2 { margin: var(--ms-spacing-sm); }
.m-3 { margin: var(--ms-spacing-md); }
.mt-2 { margin-top: var(--ms-spacing-sm); }
.mt-3 { margin-top: var(--ms-spacing-md); }
.mt-4 { margin-top: var(--ms-spacing-lg); }
.mb-2 { margin-bottom: var(--ms-spacing-sm); }
.mb-3 { margin-bottom: var(--ms-spacing-md); }
.mb-4 { margin-bottom: var(--ms-spacing-lg); }

/* Flexbox Utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.gap-1 { gap: var(--ms-spacing-xs); }
.gap-2 { gap: var(--ms-spacing-sm); }
.gap-3 { gap: var(--ms-spacing-md); }
.gap-4 { gap: var(--ms-spacing-lg); }

/* Text Utilities */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.whitespace-pre { white-space: pre-line; }

/* Visibility */
.hidden { display: none !important; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

/* HTMX Loading States */
.htmx-request .htmx-indicator {
  display: inline-block;
}

.htmx-indicator {
  display: none;
}

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

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

/* Smooth Page Transitions */
.page-enter {
  opacity: 0;
  transform: translateY(10px);
}

.page-enter-active {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

/* Pull to Refresh Area */
.ptr-element {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  color: var(--ms-label-alternative);
  z-index: 10;
  text-align: center;
  height: 50px;
}

/* Safe Area Padding for iOS */
@supports (padding: max(0px)) {
  .safe-area-top {
    padding-top: max(var(--ms-spacing-md), env(safe-area-inset-top));
  }

  .safe-area-bottom {
    padding-bottom: max(var(--ms-spacing-md), env(safe-area-inset-bottom));
  }
}