/* Complete redesign with modern dark theme inspired by Vercel dashboard */

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

:root {
  --background: #000000;
  --foreground: #ededed;
  --card: #111111;
  --card-foreground: #ededed;
  --primary: #0070f3;
  --primary-foreground: #ffffff;
  --secondary: #333333;
  --secondary-foreground: #ededed;
  --muted: #1a1a1a;
  --muted-foreground: #888888;
  --accent: #0070f3;
  --accent-foreground: #ffffff;
  --border: #333333;
  --input: #1a1a1a;
  --ring: #0070f3;
  --success: #0dda83;
  --error: #ff3860;
  --radius: 8px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", sans-serif;
  background: var(--background);
  color: var(--foreground);
  line-height: 1.6;
  min-height: 100vh;
}

/* Header Navigation */
header {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

header .header-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

header h1 {
  font-size: 18px;
  font-weight: 600;
  color: var(--foreground);
}

header nav {
  display: flex;
  gap: 8px;
}

header nav a {
  color: var(--muted-foreground);
  text-decoration: none;
  padding: 8px 16px;
  border-radius: var(--radius);
  font-size: 14px;
  transition: all 0.2s;
  border: 1px solid transparent;
}

header nav a:hover {
  color: var(--foreground);
  background: var(--muted);
  border-color: var(--border);
}

header nav a.active {
  color: var(--foreground);
  background: var(--muted);
  border-color: var(--border);
}

/* Main Content */
main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 32px 24px;
}

/* Login Box */
.login-box {
  max-width: 400px;
  margin: 80px auto;
  padding: 32px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.login-box h2 {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 24px;
  text-align: center;
}

/* Cards Grid */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: all 0.2s;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

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

.card a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
}

.card a:hover {
  text-decoration: underline;
}

/* Forms */
label {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--foreground);
}

input[type="text"],
input[type="password"],
input[type="email"],
textarea,
select {
  width: 100%;
  padding: 10px 12px;
  background: var(--input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--foreground);
  font-size: 14px;
  font-family: inherit;
  transition: all 0.2s;
  margin-bottom: 16px;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 112, 243, 0.1);
}

textarea {
  resize: vertical;
  min-height: 100px;
}

/* Buttons */
button,
.btn {
  padding: 10px 20px;
  background: var(--primary);
  color: var(--primary-foreground);
  border: none;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

button:hover,
.btn:hover {
  background: #0060df;
  transform: translateY(-1px);
}

button:active,
.btn:active {
  transform: translateY(0);
}

button[type="button"] {
  background: var(--secondary);
  color: var(--secondary-foreground);
}

button[type="button"]:hover {
  background: #444444;
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

th,
td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}

th {
  background: var(--muted);
  font-weight: 600;
  color: var(--foreground);
}

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

tr:hover {
  background: var(--muted);
}

td a {
  color: var(--primary);
  text-decoration: none;
}

td a:hover {
  text-decoration: underline;
}

/* Messages */
.success {
  background: rgba(13, 218, 131, 0.1);
  border: 1px solid var(--success);
  color: var(--success);
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 24px;
  font-size: 14px;
}

.error {
  background: rgba(255, 56, 96, 0.1);
  border: 1px solid var(--error);
  color: var(--error);
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 24px;
  font-size: 14px;
}

/* Section Titles */
.section-title {
  font-size: 18px;
  font-weight: 600;
  margin: 32px 0 16px 0;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

section h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 16px;
}

/* Lists */
ul {
  list-style: none;
}

ul li {
  padding: 12px 16px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

ul li small {
  color: var(--muted-foreground);
  font-size: 12px;
}

/* Back Link */
a[href*="index.php"]:first-child {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted-foreground);
  text-decoration: none;
  margin-bottom: 24px;
  font-size: 14px;
}

a[href*="index.php"]:first-child:hover {
  color: var(--foreground);
}

/* Responsive */
@media (max-width: 768px) {
  header .header-content {
    flex-direction: column;
    gap: 16px;
  }

  header nav {
    flex-wrap: wrap;
    justify-content: center;
  }

  .cards {
    grid-template-columns: 1fr;
  }

  main {
    padding: 24px 16px;
  }
}