/* reset & variables */
* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

:root {
  --primary: #f97316;
  --primary-dark: #ea580c;
  --primary-light: #fb923c;
  --bg-dark: #1a1a1a;
  --card-bg: #252525;
  --text-light: #f3f4f6;
  --text-gray: #9ca3af;
  --radius: 10px;
}

body {
  font-family: 'Poppins', sans-serif;
  background: var(--bg-dark);
  color: var(--text-light);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 30px 15px;
  line-height: 1.6;
}

/* container */
.container { width: 100%; max-width: 800px; }

/* header */
header { text-align: center; margin-bottom: 30px; }

h1 {
  font-size: 2.2rem;
  margin-bottom: 10px;
  color: var(--primary);
}

header p { color: var(--text-gray); font-size: 1rem; }

/* search */
.search-container {
  display: flex;
  margin-bottom: 30px;
  gap: 10px;
}

input[type="text"] {
  flex: 1;
  padding: 12px 16px;
  font-size: 1rem;
  border-radius: var(--radius);
  border: none;
  background: var(--card-bg);
  color: var(--text-light);
  outline: none;
}

input[type="text"]:focus { box-shadow: 0 0 0 2px var(--primary); }

button {
  background: var(--primary);
  color: #000;
  border: none;
  border-radius: var(--radius);
  padding: 0 20px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.3s;
}

button:hover { background: var(--primary-dark); }

/* profile */
#profile-container {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 25px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  margin-bottom: 20px;
}

.profile-header {
  display: flex;
  align-items: flex-start;
  gap: 25px;
  margin-bottom: 25px;
}

#avatar {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--primary);
}

.profile-info { flex: 1; }

#name { font-size: 1.5rem; margin-bottom: 5px; }

#username { color: var(--primary); margin-bottom: 10px; }

.bio { color: var(--text-gray); margin-bottom: 15px; }

.location-date {
  display: flex;
  gap: 20px;
  margin-bottom: 15px;
  color: var(--text-gray);
  font-size: 0.9rem;
}

.location-date i { color: var(--primary); margin-right: 5px; }

.btn {
  display: inline-block;
  padding: 8px 16px;
  background: var(--primary);
  color: #000;
  text-decoration: none;
  border-radius: 20px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: background 0.3s;
}

.btn:hover { background: var(--primary-dark); }

/* stats */
.stats {
  display: flex;
  gap: 15px;
  justify-content: space-between;
}

.stat {
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius);
  padding: 12px;
  text-align: center;
  flex: 1;
}

.stat i { color: var(--primary); margin-right: 5px; }

/* error */
#error-container {
  background: rgba(239, 68, 68, 0.2);
  color: #ef4444;
  padding: 15px;
  border-radius: var(--radius);
  text-align: center;
}

.hidden { display: none; }

/* additional info */
.additional-info {
  margin-top: 25px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 15px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 20px;
}

.info-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-gray);
  font-size: 0.9rem;
}

.info-item i {
  color: var(--primary);
  width: 20px;
  text-align: center;
}

.info-item a {
  color: var(--text-gray);
  text-decoration: none;
  word-break: break-all;
}

.info-item a:hover { color: var(--primary-light); text-decoration: underline; }

/* repositories */
.repos-section { margin-top: 30px; }

.repos-section h3 {
  font-size: 1.2rem;
  margin-bottom: 15px;
  color: var(--text-light);
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.repos-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 15px;
}

.repo-card {
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius);
  padding: 15px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: transform 0.2s, background 0.2s;
}

.repo-card:hover { transform: translateY(-3px); background: rgba(255, 255, 255, 0.05); }

.repo-name {
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--primary-light);
  text-decoration: none;
  display: block;
}

.repo-name:hover { text-decoration: underline; }

.repo-description {
  color: var(--text-gray);
  font-size: 0.9rem;
  margin-bottom: 12px;
  min-height: 35px;
}

.repo-meta {
  display: flex;
  gap: 15px;
  font-size: 0.85rem;
  color: var(--text-gray);
}

.repo-meta-item {
  display: flex;
  align-items: center;
  gap: 5px;
}

.repo-meta-item i { color: var(--primary); }

.loading-repos {
  color: var(--text-gray);
  text-align: center;
  padding: 20px;
  grid-column: 1 / -1;
}

.no-repos {
  color: var(--text-gray);
  text-align: center;
  padding: 30px;
  grid-column: 1 / -1;
  border: 1px dashed rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
}

/* responsive */
@media (max-width: 600px) {
  .profile-header {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .location-date {
    justify-content: center;
    flex-direction: column;
    gap: 5px;
  }

  .stats, .additional-info { flex-direction: column; grid-template-columns: 1fr; }

  .info-item { justify-content: center; }
}