/* EduPort – Professional theme (user & admin) */
:root {
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --primary-light: #eef2ff;
  --primary-dark: #3730a3;
  --text: #0f172a;
  --text-secondary: #1e293b;
  --text-muted: #64748b;
  --bg: #f8fafc;
  --bg-subtle: #f1f5f9;
  --white: #ffffff;
  --border: #e2e8f0;
  --border-light: #f1f5f9;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-md: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.05);
  --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.05);
  --shadow-xl: 0 25px 50px -12px rgba(0,0,0,0.12);
  --success: #059669;
  --success-bg: #ecfdf5;
  --warning: #d97706;
  --warning-bg: #fffbeb;
  --danger: #dc2626;
  --danger-bg: #fef2f2;
  --camp: #ea580c;
  --camp-light: #ffedd5;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text-secondary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* User nav */
.nav, .navbar {
  background: var(--white);
  padding: 0.875rem 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: var(--shadow-sm);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav .brand, .navbar .brand {
  font-weight: 800;
  color: var(--primary);
  font-size: 1.2rem;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  letter-spacing: -0.02em;
}
.nav .links, .navbar .links { display: flex; gap: 0.25rem; flex-wrap: wrap; }
.nav a, .navbar a {
  text-decoration: none;
  color: var(--text-muted);
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  font-size: 0.9375rem;
  transition: color 0.15s, background 0.15s;
}
.nav a:hover, .navbar a:hover,
.nav a.active, .navbar a.active {
  color: var(--primary);
  background: var(--primary-light);
}

/* Cards */
.card, .form-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

/* Buttons */
.btn, button[class*="btn"] {
  font-family: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}
.btn-primary, .btn-reg, .btn-register {
  background: var(--primary);
  color: var(--white);
}
.btn-primary:hover, .btn-reg:hover, .btn-register:hover {
  background: var(--primary-hover);
  box-shadow: 0 4px 14px rgba(79, 70, 229, 0.35);
  transform: translateY(-1px);
}

/* Form */
label { font-weight: 600; color: var(--text-secondary); }
input, textarea, select {
  font-family: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
}
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

/* Status badges */
.status-accepted, .status-badge.status-accepted { background: var(--success-bg); color: var(--success); }
.status-pending, .status-badge.status-pending { background: var(--warning-bg); color: var(--warning); }
.status-rejected, .status-badge.status-rejected { background: var(--danger-bg); color: var(--danger); }