@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
  --bg-primary: #0b0f19;
  --bg-secondary: #121824;
  --bg-card: rgba(18, 24, 36, 0.75);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --accent-cyan: #38bdf8;
  --accent-cyan-hover: #0284c7;
  --border-color: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(56, 189, 248, 0.2);
  
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
  background-color: var(--bg-primary);
  background-image: 
    radial-gradient(circle at 0% 0%, rgba(56, 189, 248, 0.05) 0%, transparent 30%),
    radial-gradient(circle at 100% 100%, rgba(99, 102, 241, 0.04) 0%, transparent 35%);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  padding-bottom: 5rem;
}

/* Header & Nav */
header {
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 100;
  background: rgba(11, 15, 25, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  padding: 1.2rem 2rem;
}

.nav-container {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  text-decoration: none;
  color: var(--text-main);
  letter-spacing: -0.01em;
}

.logo span {
  color: var(--accent-cyan);
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition-smooth);
}

.nav-links a:hover, .nav-links a.active {
  color: var(--accent-cyan);
}

/* Main Post Container */
.post-container {
  max-width: 900px;
  margin: 4rem auto;
  padding: 0 2rem;
}

.post-container h1 {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 800;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.post-container h1 span {
  color: var(--accent-cyan);
}

/* Grids & Cards */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin: 3rem 0;
}

.card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 2rem;
  transition: var(--transition-smooth);
}

.card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.card h3 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.8rem;
  color: var(--accent-cyan);
}

.card p {
  color: var(--text-muted);
  font-size: 0.92rem;
}

/* Quotes */
blockquote {
  border-left: 4px solid var(--accent-cyan);
  padding: 1rem 1.5rem;
  background: rgba(56, 189, 248, 0.03);
  margin: 2rem 0;
  border-radius: 0 8px 8px 0;
}

blockquote p {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-style: italic;
  color: var(--text-main);
  margin-bottom: 0;
}

/* Blog list details */
.blog-item {
  margin-bottom: 3rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 2rem;
}

.blog-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.blog-title-link {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-main);
  text-decoration: none;
  transition: var(--transition-smooth);
  display: block;
  margin-bottom: 0.8rem;
}

.blog-title-link:hover {
  color: var(--accent-cyan);
}

/* Audio Player Wrap */
.audio-player-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 1.5rem;
  border-radius: 12px;
  margin: 2rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.audio-player-wrap h4 {
  font-family: var(--font-heading);
  font-size: 1.05rem;
}

.audio-player-wrap audio {
  width: 100%;
}

/* Video Wrapper */
.video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  margin: 2rem 0;
}

.video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Forms */
form {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  margin: 2rem 0;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

.form-group input, .form-group textarea {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 0.75rem;
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 8px rgba(56, 189, 248, 0.15);
}

.btn-submit {
  background: var(--accent-cyan);
  color: var(--bg-primary);
  border: none;
  border-radius: 6px;
  padding: 0.8rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition-smooth);
  text-align: center;
  text-decoration: none;
}

.btn-submit:hover {
  background: var(--accent-cyan-hover);
  transform: translateY(-1px);
}

footer {
  text-align: center;
  margin-top: 5rem;
  padding: 3rem 0;
  border-top: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.85rem;
}