/* === Reset & Grundlayout === */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Inter', sans-serif;
  background: #0b0c10;
  color: #e0e0e0;
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Links & Fokus */
a {
  color: #57f6ff;
  text-decoration: none;
}
a:hover, a:focus {
  outline: 3px solid #57f6ff;
  outline-offset: 2px;
  border-radius: 4px;
}

/* Container */
.container {
  width: 90%;
  max-width: 1300px;
  margin: 0 auto;
}

/* Header */
header {
  position: sticky;
  top: 0;
  background: rgba(15,15,20,0.85);
  backdrop-filter: blur(12px);
  z-index: 100;
  padding: 1rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 2px 15px rgba(0,0,0,0.5);
}

header nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
}
header nav li a {
  font-weight: 500;
  font-size: 1rem;
}

/* Buttons / Pill style */
button, .btn {
  padding: 0.5rem 1.5rem;
  border-radius: 999px;
  border: none;
  background: linear-gradient(135deg, #57f6ff, #8c00ff);
  color: #0b0c10;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 6px 20px rgba(87,246,255,0.4);
}
button:hover, .btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(87,246,255,0.6);
}
button:focus, .btn:focus {
  outline: 3px solid #57f6ff;
  outline-offset: 2px;
}

/* Main Grid Layout */
.main-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 2rem;
}
@media(min-width:1024px){
  .main-grid {
    grid-template-columns: 250px 2fr 1fr;
  }
}

/* Glass Cards */
.card {
  background: rgba(20,20,30,0.6);
  backdrop-filter: blur(18px);
  border-radius: 24px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 10px 25px rgba(0,0,0,0.6);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 15px 35px rgba(87,246,255,0.4);
}

/* Profile Header */
.profile-header {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 2rem 0;
}
.profile-header img {
  border-radius: 50%;
  width: 120px;
  height: 120px;
  border: 3px solid #57f6ff;
}
.profile-header h2 {
  font-size: 2rem;
}
.profile-header p {
  color: #a1a1aa;
}

/* Post Cards */
.post {
  background: rgba(20,20,30,0.6);
  backdrop-filter: blur(15px);
  border-radius: 24px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 8px 25px rgba(0,0,0,0.5);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.post:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 30px rgba(87,246,255,0.4);
}
.post img {
  width: 100%;
  border-radius: 16px;
  margin: 0.8rem 0;
}
.post h3 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
  color: #57f6ff;
}
.post p {
  color: #cbd5e1;
  margin-bottom: 0.5rem;
}

/* Post Actions */
.post-actions {
  display: flex;
  gap: 1rem;
}

/* Sidebar Cards */
.sidebar-card {
  background: rgba(20,20,30,0.5);
  backdrop-filter: blur(15px);
  padding: 1rem;
  border-radius: 20px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.5);
}

/* Stories / Highlights */
.stories {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  padding: 1rem 0;
}
.story-card {
  min-width: 80px;
  min-height: 80px;
  background: rgba(20,20,30,0.6);
  backdrop-filter: blur(15px);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 15px rgba(0,0,0,0.5);
  cursor: pointer;
  transition: transform 0.3s;
}
.story-card:hover {
  transform: scale(1.1);
}

/* Footer */
footer {
  text-align: center;
  padding: 2rem 0;
  font-size: 0.875rem;
  color: #888;
  border-top: 1px solid #333;
}

/* Inputs / Search */
input, textarea {
  padding: 0.8rem 1rem;
  border-radius: 16px;
  border: 1px solid #333;
  background-color: rgba(20,20,30,0.5);
  color: #e0e0e0;
  width: 100%;
}
input:focus, textarea:focus {
  outline: 3px solid #57f6ff;
}