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

:root {
  --black: #09090b;
  --dark-blue: #0f172a;
  --blue: #3b82f6;
  --turquoise: #06b6d4;
  --white: #fafafa;
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-hover: rgba(255, 255, 255, 0.08);
}

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

body {
  font-family: 'Inter', sans-serif;
  background: linear-gradient(135deg, var(--black), var(--dark-blue));
  background-attachment: fixed;
  color: var(--white);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

/* Auth & Form Container */
.auth-container, .form-container {
  max-width: 400px;
  width: 100%;
  margin: auto;
  padding: 3rem 2rem;
  text-align: center;
}

.auth-container h2, .form-container h2 {
  color: var(--turquoise);
  margin-bottom: 0.5rem;
}
.auth-container p, .form-container p { color: #a1a1aa; margin-bottom: 2rem; }

.form-group { margin-bottom: 1.5rem; text-align: left; }
.form-group label { display: block; margin-bottom: 0.5rem; font-size: 0.9rem; color: #d4d4d8;}
.form-control {
  width: 100%;
  padding: 0.8rem 1rem;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  color: var(--white);
  outline: none;
  transition: 0.3s;
}
.form-control:focus { border-color: var(--turquoise); box-shadow: 0 0 0 2px rgba(6, 182, 212, 0.2); }

.btn {
  display: inline-block;
  width: 100%;
  padding: 0.8rem 1rem;
  background: linear-gradient(90deg, var(--blue), var(--turquoise));
  border: none;
  border-radius: 8px;
  color: var(--white);
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  transition: 0.3s;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 5px 15px rgba(6, 182, 212, 0.4); }

.btn-sm { width: auto; padding: 0.5rem 1rem; font-size: 0.9rem; }
.btn-danger { background: #ef4444; }
.btn-danger:hover { box-shadow: 0 5px 15px rgba(239, 68, 68, 0.4); }
.btn-warning { background: #f59e0b; }
.btn-warning:hover { box-shadow: 0 5px 15px rgba(245, 158, 11, 0.4); }
.btn-secondary { background: var(--glass-bg); border: 1px solid var(--glass-border); }

/* Dashboard */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 5%;
  background: rgba(0,0,0,0.3);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--glass-border);
}
.nav-brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--turquoise);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-links { display: flex; align-items: center; gap: 1rem; }

main { flex: 1; padding: 2rem 5%; }

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.table-glass {
  width: 100%;
  border-collapse: collapse;
}
.table-glass th, .table-glass td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid var(--glass-border);
}
.table-glass th { color: var(--turquoise); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 1px;}
.table-glass tr:hover { background: var(--glass-hover); }

.badge {
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}
.badge-admin { background: rgba(59, 130, 246, 0.2); color: #93c5fd; border: 1px solid var(--blue); }
.badge-yonetici { background: rgba(6, 182, 212, 0.2); color: #67e8f9; border: 1px solid var(--turquoise); }

.corner-logo { position: fixed; bottom: 20px; right: 20px; width: 80px; opacity: 0.5; pointer-events: none;}

/* Main Header for Login and Public List */
.main-header {
  text-align: center;
  margin: 2rem auto;
  padding: 1rem;
  width: 100%;
}
.main-header img {
  width: 200px;
  height: 200px;
  display: block;
  margin: 0 auto 1.5rem auto;
  object-fit: contain;
  filter: drop-shadow(0 0 15px rgba(6, 182, 212, 0.4));
}
.main-header h1 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--turquoise);
  text-transform: uppercase;
  letter-spacing: 2px;
  text-shadow: 0 0 10px rgba(6, 182, 212, 0.3);
  margin: 0;
}