@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;800&display=swap');

:root {
  --bg-color: #0f1115;
  --text-primary: #ffffff;
  --text-secondary: #9ca3af;
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #ec4899 100%);
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
  --card-radius: 24px;
  --font-main: 'Outfit', sans-serif;
}

body {
  margin: 0;
  background-color: var(--bg-color);
  color: var(--text-primary);
  font-family: var(--font-main);
  overflow-x: hidden;
  line-height: 1.6;
}

/* ✅ 로고 + 애니메이션 헤더 (Backdrop blur) */
header.sticky-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1000;
  transition: all 0.4s ease;
}

header.scrolled {
  background: rgba(15, 17, 21, 0.8);
  backdrop-filter: blur(12px);
  padding: 1rem 2rem;
  border-bottom: 1px solid var(--glass-border);
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.02em;
}

/* ✅ MASSIVE 타이포그래피 */
.hero-section {
  padding: 10rem 2rem 6rem;
  text-align: center;
  position: relative;
}

h1.massive-title {
  font-size: clamp(3rem, 10vw, 6rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.04em;
  background: linear-gradient(to bottom right, #fff, #999);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.8s forwards;
}

/* ✅ 비대칭 레이아웃 & Grid */
.grid-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  padding: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

/* ✅ 독특한 카드 디자인 (Glassmorphism + Hover Scale) */
.post-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--card-radius);
  padding: 2rem;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease;
  overflow: hidden;
  position: relative;
}

.post-card:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  background: rgba(255, 255, 255, 0.08);
}

.card-tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  background: rgba(99, 102, 241, 0.2);
  color: #a5b4fc;
  font-size: 0.875rem;
  margin-bottom: 1rem;
}

/* ✅ 깊이감 있는 미디어 (3D Tilt) */
.media-container {
  perspective: 1000px;
  margin: 3rem 0;
}

.tilt-image {
  width: 100%;
  border-radius: var(--card-radius);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  transform: rotateX(2deg) rotateY(-2deg);
  transition: transform 0.3s ease;
}

.tilt-image:hover {
  transform: rotateX(0) rotateY(0);
}

/* ✅ 독특한 CTA 디자인 */
.cta-button {
  display: inline-block;
  padding: 1rem 2.5rem;
  background: var(--accent-gradient);
  color: white;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  position: relative;
  overflow: hidden;
}

.cta-button:hover {
  transform: scale(1.05);
  box-shadow: 0 0 20px rgba(168, 85, 247, 0.6);
}

/* ✅ 애니메이션된 소셜 프루프 */
.social-proof {
  display: flex;
  gap: 3rem;
  justify-content: center;
  padding: 4rem 0;
  background: rgba(0, 0, 0, 0.3);
}

.stat-item h3 {
  font-size: 3rem;
  font-weight: 800;
  margin: 0;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-item p {
  color: var(--text-secondary);
}

/* ✅ 드라마틱한 최종 CTA (Footer) */
.footer-cta {
  background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.9)), url('https://source.unsplash.com/random/1920x600/?technology');
  background-size: cover;
  background-attachment: fixed;
  padding: 8rem 2rem;
  text-align: center;
}

/* Utility Animations */
@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.stagger-1 {
  animation-delay: 0.1s;
}

.stagger-2 {
  animation-delay: 0.2s;
}

.stagger-3 {
  animation-delay: 0.3s;
}

/* AdSense Slot Styles */
.ad-slot {
  margin: 3rem auto;
  padding: 2rem;
  border: 1px dashed var(--glass-border);
  border-radius: var(--card-radius);
  text-align: center;
  background: rgba(0, 0, 0, 0.2);
  color: #666;
}

/* ✅ Premium Table Styles (Restored) */
table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 2rem 0;
  border-radius: var(--card-radius);
  overflow: hidden;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

th {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  padding: 1.25rem 1.5rem;
  text-align: left;
  border-bottom: 1px solid var(--glass-border);
}

td {
  padding: 1.25rem 1.5rem;
  color: var(--text-secondary);
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
  transition: background 0.2s ease;
}

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

tr:hover td {
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-primary);
}

/* Add responsive wrapper */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--card-radius);
  margin: 2rem 0;
}

/* ✅ Post Content Images */
.post-content img {
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--card-radius);
  margin: 3rem 0;
  display: block;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
  object-fit: cover;
}