/* Reset & Base */
@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard/dist/web/static/pretendard.css');

:root {
  --bg: #FDFBF7; /* warm paper-like background */
  --bg-elevated: rgba(255, 255, 255, 0.9);
  --bg-muted: #F4F1EA;
  --text: #4A4036; /* softer, warmer dark brown/gray text */
  --text-secondary: #7A6F62;
  --text-tertiary: #A89F93;
  
  /* Soft, watercolor-inspired pastel colors */
  --primary: #F0A8A8; /* soft watercolor peach/coral */
  --primary-hover: #E29494;
  --primary-soft: #FDEEEE;
  
  --color-pink: #FDF1F1;
  --color-pink-border: #F7DCDC;
  --color-yellow: #FFF9E6;
  --color-yellow-border: #FCEABB;
  --color-green: #F1F9EE;
  --color-green-border: #DCEAD5;
  --color-blue: #F0F6F9;
  --color-blue-border: #D6E6F0;

  --border: rgba(220, 210, 200, 0.6);
  
  --shadow-sm: 0 4px 15px rgba(120, 110, 100, 0.05);
  --shadow: 0 12px 30px rgba(120, 110, 100, 0.08);
  --shadow-hover: 0 20px 40px rgba(240, 168, 168, 0.2);
  
  --radius: 30px;
  --radius-lg: 45px;
  --radius-pill: 999px;
  
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --container: 1000px;
  --header-h: 80px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #2C2825; /* dark warm gray/brown */
    --bg-elevated: rgba(50, 45, 42, 0.9);
    --bg-muted: #3D3834;
    --text: #F7F5F0;
    --text-secondary: #D1CBC3;
    --text-tertiary: #9E968D;
    --border: rgba(90, 85, 80, 0.5);
    --primary-soft: rgba(240, 168, 168, 0.15);
    
    --color-pink: rgba(253, 241, 241, 0.05);
    --color-pink-border: rgba(247, 220, 220, 0.1);
    --color-yellow: rgba(255, 249, 230, 0.05);
    --color-yellow-border: rgba(252, 234, 187, 0.1);
    --color-green: rgba(241, 249, 238, 0.05);
    --color-green-border: rgba(220, 234, 213, 0.1);
    --color-blue: rgba(240, 246, 249, 0.05);
    --color-blue-border: rgba(214, 230, 240, 0.1);
  }
}

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

html {
  scroll-behavior: smooth;
}

@keyframes floatCloud {
  0% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-10px) rotate(1deg); }
  100% { transform: translateY(0px) rotate(0deg); }
}

body {
  font-family: 'Pretendard', 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg);
  /* A subtle watercolor-like soft gradient mesh background */
  background-image: 
    radial-gradient(at 20% 30%, rgba(253, 241, 241, 0.7) 0%, transparent 50%),
    radial-gradient(at 80% 20%, rgba(255, 249, 230, 0.7) 0%, transparent 50%),
    radial-gradient(at 40% 80%, rgba(240, 246, 249, 0.7) 0%, transparent 50%),
    radial-gradient(at 80% 90%, rgba(241, 249, 238, 0.7) 0%, transparent 50%);
  background-attachment: fixed;
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

@media (prefers-color-scheme: dark) {
  body {
    background-image: 
      radial-gradient(at 20% 30%, rgba(240, 168, 168, 0.1) 0%, transparent 50%),
      radial-gradient(at 80% 20%, rgba(252, 234, 187, 0.05) 0%, transparent 50%),
      radial-gradient(at 40% 80%, rgba(214, 230, 240, 0.05) 0%, transparent 50%);
  }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  color: var(--text);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.03em;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

a:hover {
  color: var(--primary-hover);
}

/* Layout */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-md);
  position: relative;
}

/* Header */
.site-header {
  position: sticky;
  top: 1rem;
  z-index: 100;
  margin: 0 var(--space-md);
}

.site-header .container {
  min-height: var(--header-h);
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 20px rgba(150, 140, 130, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-lg);
  transition: all 0.3s ease;
}

@media (prefers-color-scheme: dark) {
  .site-header .container {
    background: rgba(50, 45, 42, 0.75);
    border: 1px solid rgba(255, 255, 255, 0.1);
  }
}

/* App pages header variant */
.site-header .container.app-header-container {
  flex-direction: row;
  align-items: center;
  justify-content: flex-start;
  padding: 0 var(--space-lg);
  border-radius: var(--radius-pill);
}
.site-header .container.app-header-container .site-logo {
  margin-right: var(--space-lg);
}
.site-header .container.app-header-container .nav-sub {
  flex-grow: 1;
  margin-top: 0;
  padding-bottom: 0;
  width: auto;
}
.site-header .container.app-header-container .lang-switcher {
  margin-left: var(--space-md);
}

.site-logo {
  display: flex;
  align-items: center;
}

.site-logo img {
  height: 44px;
  width: auto;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(120, 110, 100, 0.15);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.site-logo:hover img {
  transform: scale(1.05) rotate(-2deg);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-links > a {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
  position: relative;
}

.nav-links > a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: all 0.3s ease;
  transform: translateX(-50%);
  border-radius: 2px;
}

.nav-links > a:hover {
  color: var(--primary);
}

.nav-links > a:hover::after {
  width: 100%;
}

.lang-switcher {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  background: var(--bg-muted);
  padding: 0.35rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
}

.lang-switcher button {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-pill);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.lang-switcher button:hover {
  color: var(--text);
  background: rgba(0,0,0,0.03);
}

.lang-switcher button.is-active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 10px rgba(99, 102, 241, 0.3);
  transform: scale(1.05);
}

.lang-switcher span.sep {
  display: none;
}

/* Sub Nav (for app pages) */
.nav-sub {
  display: flex;
  gap: var(--space-sm);
  margin-top: 0;
  overflow-x: auto;
  white-space: nowrap;
  padding-bottom: 0.5rem;
  width: 100%;
}

/* Hide scrollbar for nav-sub */
.nav-sub::-webkit-scrollbar {
  display: none;
}
.nav-sub {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.nav-sub a {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  padding: 0.5rem 1rem;
  background: var(--bg-muted);
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
}

.nav-sub a:hover, .nav-sub a.is-active {
  color: #fff;
  background: var(--text);
  border-color: var(--text);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* Hero Section */
.hero {
  padding: 10rem 0 8rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: url('images/hero_bg.webp') no-repeat center center;
  background-size: cover;
  border-radius: var(--radius-lg);
  margin: var(--space-md);
  box-shadow: var(--shadow);
}

.hero::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(to bottom, rgba(253, 251, 247, 0.4), rgba(253, 251, 247, 0.9));
  z-index: 1;
}

@media (prefers-color-scheme: dark) {
  .hero::after {
    background: linear-gradient(to bottom, rgba(44, 40, 37, 0.6), rgba(44, 40, 37, 0.95));
  }
}

.hero-content {
  position: relative;
  z-index: 10;
}

.hero-badge {
  display: inline-block;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: #B25A5A;
  margin-bottom: var(--space-md);
  padding: 0.6rem 1.4rem;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(240, 168, 168, 0.3);
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 15px rgba(240, 168, 168, 0.15);
  animation: floatCloud 4s ease-in-out infinite;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  margin-bottom: var(--space-md);
  line-height: 1.2;
  color: var(--text);
  text-shadow: 2px 2px 10px rgba(255, 255, 255, 0.8);
}

@media (prefers-color-scheme: dark) {
  .hero h1 {
    text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.8);
  }
}

.hero p.tagline, .hero p.lead {
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  font-weight: 500;
  text-shadow: 1px 1px 5px rgba(255, 255, 255, 0.8);
}

@media (prefers-color-scheme: dark) {
  .hero p.tagline, .hero p.lead {
    text-shadow: 1px 1px 5px rgba(0, 0, 0, 0.8);
  }
}

/* Floating Emojis in Hero */
.floating-emoji {
  position: absolute;
  font-size: 3rem;
  z-index: 2;
  opacity: 0.9;
  filter: drop-shadow(0 10px 15px rgba(0,0,0,0.1));
}

.emoji-1 { top: 10%; left: 15%; animation: floatCloud 6s ease-in-out infinite; }
.emoji-2 { bottom: 15%; right: 15%; animation: floatCloud 5s ease-in-out infinite alternate-reverse; }
.emoji-3 { top: 30%; right: 10%; animation: floatCloud 7s ease-in-out infinite 1s; font-size: 2.5rem;}
.emoji-4 { bottom: 20%; left: 10%; animation: floatCloud 4s ease-in-out infinite 2s; font-size: 2rem;}

/* Sections */
.section {
  padding: var(--space-xl) 0;
}

.section-head {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.section-label {
  display: inline-block;
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: var(--space-sm);
  background: var(--primary-soft);
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-pill);
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.5rem);
}

/* About Block */
.about-block {
  max-width: 760px;
  margin: 0 auto;
  padding: var(--space-xl);
  background: var(--bg-elevated);
  background-image: radial-gradient(at top left, rgba(255,255,255,0.8) 0%, transparent 70%);
  border: 2px solid rgba(255,255,255,0.6);
  border-radius: 20px 45px 30px 50px; /* playful organic shape */
  text-align: center;
  font-size: 1.15rem;
  color: var(--text-secondary);
  box-shadow: 0 10px 30px rgba(120, 110, 100, 0.05);
  backdrop-filter: blur(12px);
  position: relative;
  line-height: 1.8;
}

.about-block::before {
  content: '🏕️';
  position: absolute;
  top: -25px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 2.5rem;
  background: #fff;
  border-radius: 50%;
  padding: 10px;
  box-shadow: 0 4px 15px rgba(240, 168, 168, 0.2);
}

.about-block strong {
  color: var(--text);
  background: linear-gradient(120deg, var(--color-yellow), var(--primary-soft));
  padding: 0 0.4rem;
  border-radius: 8px;
}

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.card {
  display: flex;
  flex-direction: column;
  padding: 0;
  background: var(--bg-elevated);
  border: 2px solid rgba(255, 255, 255, 0.5);
  border-radius: var(--radius-lg);
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  height: 100%;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  text-align: left;
}

.card-img-wrap {
  width: 140px;
  height: 140px;
  margin: var(--space-lg) auto 0;
  overflow: hidden;
  position: relative;
  border: 4px solid #fff;
  border-radius: 50%;
  box-shadow: 0 8px 20px rgba(120, 110, 100, 0.1);
  flex-shrink: 0;
}

.card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.card:hover .card-img-wrap img {
  transform: scale(1.1);
}

.card-content {
  padding: var(--space-md) var(--space-lg) var(--space-lg);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  text-align: center;
}

.card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-hover);
}

/* Playful Card Colors (Soft Watercolor variants) */
.card:nth-child(1) { background: linear-gradient(135deg, var(--color-pink), #FFF); }
.card:nth-child(2) { background: linear-gradient(135deg, var(--color-blue), #FFF); }
.card:nth-child(3) { background: linear-gradient(135deg, var(--color-yellow), #FFF); }
.card:nth-child(4) { background: linear-gradient(135deg, var(--color-green), #FFF); }

.card-icon {
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.8);
  border-radius: 16px;
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease;
}

.card:hover .card-icon {
  transform: scale(1.1) rotate(5deg);
}

.card-title {
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
  color: var(--text);
}

.card-desc {
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
  flex-grow: 1;
  font-size: 1.05rem;
}

.card-cta {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: auto;
  padding: 0.6rem 1.2rem;
  background: rgba(255,255,255,0.9);
  border-radius: var(--radius-pill);
  width: fit-content;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.card-cta::after {
  content: '→';
  transition: transform 0.2s ease;
  color: var(--primary);
}

.card:hover .card-cta {
  background: var(--primary);
  color: #fff;
}

.card:hover .card-cta::after {
  color: #fff;
  transform: translateX(6px);
}

/* Content Pages (Privacy, Terms, Support) */
.page-content {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-xl) 0;
}

.content-section {
  scroll-margin-top: 140px;
}

.page-content h1 {
  font-size: 2.5rem;
  margin-bottom: var(--space-sm);
  text-align: center;
}

.page-content h2 {
  font-size: 1.6rem;
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-xs);
  border-bottom: 2px dashed var(--border);
}

.page-content h3 {
  font-size: 1.25rem;
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
  color: var(--primary);
}

.page-content p, .page-content li {
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
  font-size: 1.05rem;
}

.page-content ul, .page-content ol {
  padding-left: var(--space-lg);
  margin-bottom: var(--space-md);
}

.meta-box, .notice {
  background: var(--bg-elevated);
  border-radius: var(--radius);
  padding: var(--space-lg);
  margin: var(--space-md) 0;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.notice {
  background: var(--color-yellow);
  border-color: var(--color-yellow-border);
  color: #B45309;
}
@media (prefers-color-scheme: dark) {
  .notice {
    color: #FCD34D;
  }
}

.page-content table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: var(--space-md) 0;
  font-size: 0.95rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-content th, .page-content td {
  border-bottom: 1px solid var(--border);
  padding: var(--space-sm);
  text-align: left;
}

.page-content th {
  background: var(--bg-muted);
  font-weight: 700;
}

.page-content tr:last-child td {
  border-bottom: none;
}

/* Footer */
.site-footer {
  padding: var(--space-xl) 0 var(--space-lg);
  margin-top: auto;
}

.site-footer .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(10px);
  padding: var(--space-lg);
  border-radius: 30px 30px 45px 45px;
  border: 1px dashed rgba(200, 190, 180, 0.5);
  box-shadow: 0 4px 15px rgba(120, 110, 100, 0.03);
}

.footer-logo {
  display: inline-block;
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--text);
  letter-spacing: -0.02em;
  padding: 0.5rem 1.5rem;
  border-radius: var(--radius-pill);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  background: var(--bg-muted);
}

.footer-logo:hover {
  color: #fff;
  background: var(--primary);
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 10px 20px rgba(240, 168, 168, 0.3);
}

.footer-copyright {
  color: var(--text-tertiary);
  font-size: 0.95rem;
  font-weight: 600;
}

/* Screenshots */
.screenshot-container {
  margin: var(--space-xl) 0;
  text-align: center;
}

.screenshot-container img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 30px rgba(120, 110, 100, 0.15);
  border: 4px solid #fff;
}

/* Download Badges */
.store-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
  margin-top: var(--space-lg);
}

.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.5rem;
  background: var(--text);
  color: #fff;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 1.1rem;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
  transition: all 0.3s ease;
}

.store-badge:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
  color: #fff;
}

.store-badge.disabled {
  background: var(--bg-muted);
  color: var(--text-tertiary);
  box-shadow: none;
  cursor: not-allowed;
  border: 1px solid var(--border);
}

.store-badge.disabled:hover {
  transform: none;
}
@media (max-width: 768px) {
  .site-header {
    top: 0.5rem;
    margin: 0 0.5rem;
  }
  .site-header .container {
    padding: 0.75rem var(--space-md);
    min-height: auto;
    height: auto;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
    border-radius: 20px;
  }
  .site-header .container.app-header-container {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-between;
    padding: 0.75rem var(--space-md);
    gap: 0.75rem;
    border-radius: 20px;
  }
  .site-header .container.app-header-container .site-logo {
    order: 1;
    margin-right: 0;
  }
  .site-header .container.app-header-container .lang-switcher {
    order: 2;
    margin-left: 0;
  }
  .site-header .container.app-header-container .nav-sub {
    order: 3;
    width: 100%;
    padding-bottom: 0.25rem;
  }
  .nav-links {
    width: 100%;
    justify-content: center;
    gap: var(--space-md);
  }
  .nav-links a[href^="#"] {
    display: none;
  }
  .lang-switcher span {
    display: none;
  }
  .lang-switcher button {
    font-size: 0.75rem;
    padding: 0.3rem 0.6rem;
  }
  .hero {
    padding: 6rem 0 4rem;
  }
  .floating-emoji {
    display: none; /* Hide on mobile to reduce clutter */
  }
}