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

/* Base Reset & Enhanced Styling */
html {
  scroll-behavior: smooth;
}

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

html, body {
  font-family: 'Poppins', 'Inter', Arial, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  background-attachment: fixed;
  min-height: 100vh;
  color: #2c3e50;
  overflow-x: hidden;
}

/* Animated Background Particles */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="1" fill="%23ffffff" opacity="0.1"><animate attributeName="opacity" values="0.1;0.3;0.1" dur="3s" repeatCount="indefinite"/></circle><circle cx="80" cy="40" r="1.5" fill="%23ffffff" opacity="0.1"><animate attributeName="opacity" values="0.1;0.4;0.1" dur="4s" repeatCount="indefinite"/></circle><circle cx="40" cy="80" r="1" fill="%23ffffff" opacity="0.1"><animate attributeName="opacity" values="0.1;0.2;0.1" dur="2s" repeatCount="indefinite"/></circle></svg>') repeat;
  pointer-events: none;
  z-index: -1;
}

/* Enhanced Navigation with Glassmorphism */
nav {
  background: rgba(0, 51, 124, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: #fff;
  padding: 20px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  position: relative;
  z-index: 1000;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  animation: slideDown 0.8s ease-out;
}

@keyframes slideDown {
  from { transform: translateY(-100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.logo {
  font-size: 24px;
  color: #4fd2ff;
  font-weight: 700;
  background: linear-gradient(135deg, #4fd2ff, #00bfff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 20px rgba(79, 210, 255, 0.5);
  animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
  from { filter: drop-shadow(0 0 5px rgba(79, 210, 255, 0.5)); }
  to { filter: drop-shadow(0 0 20px rgba(79, 210, 255, 0.8)); }
}

nav ul {
  list-style: none;
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0;
}

nav ul li {
  position: relative;
  overflow: hidden;
}

nav ul li a {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  font-weight: 500;
  font-size: 16px;
  padding: 12px 20px;
  border-radius: 25px;
  position: relative;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
}

nav ul li a::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s;
}

nav ul li a:hover::before {
  left: 100%;
}

nav ul li a:hover {
  background: rgba(79, 210, 255, 0.2);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(79, 210, 255, 0.3);
  border-color: rgba(79, 210, 255, 0.3);
}

/* Mobile Navigation Enhancement */
@media (max-width: 768px) {
  nav {
    padding: 15px 20px;
  }
  
  nav ul {
    gap: 5px;
  }
  
  nav ul li a {
    padding: 8px 12px;
    font-size: 14px;
  }
}

/* Enhanced Card/Section with Glassmorphism */
.main, .signup-box, .login-box, .complaint-box, .status-box, .admin-box {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 24px;
  box-shadow: 
    0 20px 40px rgba(0, 153, 255, 0.15),
    0 1px 2px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
  padding: 40px 35px 25px 35px;
  margin: 50px auto;
  position: relative;
  overflow: hidden;
  animation: slideInUp 0.6s ease-out;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideInUp {
  from {
    transform: translateY(60px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.main:hover, .signup-box:hover, .login-box:hover, .complaint-box:hover, .status-box:hover, .admin-box:hover {
  transform: translateY(-5px);
  box-shadow: 
    0 30px 60px rgba(0, 153, 255, 0.25),
    0 1px 2px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

/* Floating elements effect for cards */
.main::before, .signup-box::before, .login-box::before, .complaint-box::before, .status-box::before, .admin-box::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: linear-gradient(45deg, #667eea, #764ba2, #667eea, #764ba2);
  border-radius: 24px;
  z-index: -1;
  background-size: 400% 400%;
  animation: gradientShift 8s ease infinite;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.main:hover::before, .signup-box:hover::before, .login-box:hover::before, 
.complaint-box:hover::before, .status-box:hover::before, .admin-box:hover::before {
  opacity: 0.7;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Enhanced Form Elements with Animations */
input, select, textarea, button {
  font-family: inherit;
  font-size: 16px;
  outline: none;
  border-radius: 12px;
  box-sizing: border-box;
}

/* Input Field Styling */
input, select, textarea {
  width: 100%;
  padding: 16px 18px;
  margin-bottom: 12px;
  border: 2px solid rgba(102, 126, 234, 0.2);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  font-weight: 500;
}

input:focus, select:focus, textarea:focus {
  border-color: #667eea;
  background: rgba(255, 255, 255, 1);
  transform: translateY(-2px);
  box-shadow: 
    0 10px 25px rgba(102, 126, 234, 0.15),
    0 0 0 3px rgba(102, 126, 234, 0.1);
}

input::placeholder, textarea::placeholder {
  color: rgba(44, 62, 80, 0.5);
  transition: all 0.3s ease;
}

input:focus::placeholder, textarea:focus::placeholder {
  opacity: 0;
  transform: translateY(-10px);
}

/* Label Animation */
label {
  font-weight: 600;
  color: #2c3e50;
  margin-bottom: 8px;
  display: block;
  transition: all 0.3s ease;
  position: relative;
}

label::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #667eea, #764ba2);
  transition: width 0.3s ease;
}

label:hover::after {
  width: 100%;
}

/* Enhanced Button Styling */
button {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #fff;
  padding: 16px 24px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  border-radius: 25px;
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 14px;
}

button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.5s;
}

button:hover::before {
  left: 100%;
}

button:hover:not(:disabled) {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(102, 126, 234, 0.4);
}

button:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: 0 5px 15px rgba(102, 126, 234, 0.3);
}

button:disabled {
  background: linear-gradient(135deg, #b3b3b3 0%, #cccccc 100%);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Special CTA Button */
.cta-btn {
  background: linear-gradient(135deg, #ff6b6b 0%, #ffa500 100%);
  color: #fff;
  padding: 18px 36px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  border-radius: 30px;
  text-decoration: none;
  display: inline-block;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 10px 30px rgba(255, 107, 107, 0.3);
  position: relative;
  overflow: hidden;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-size: 16px;
  margin: 20px 0;
}

.cta-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.6s;
}

.cta-btn:hover::before {
  left: 100%;
}

.cta-btn:hover {
  transform: translateY(-5px) scale(1.05);
  box-shadow: 0 20px 40px rgba(255, 107, 107, 0.4);
}

/* Alert styles */
.msg {
  font-size: 14.5px;
  margin-bottom: 3px;
  margin-top: 2px;
}
.msg.error {
  color: #b11d30;
}
.msg.success {
  color: #27ae60;
}
.alert {
  margin: 12px 0;
  color: #c0392b;
  background: #ffd3cf;
  border-radius: 8px;
  padding: 10px 13px;
  font-size: 15px;
}

/* Enhanced Table Styles */
table {
  width: 100%;
  border-collapse: collapse;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  animation: slideInUp 0.6s ease-out;
}

th, td {
  padding: 16px 12px;
  border-bottom: 1px solid rgba(102, 126, 234, 0.1);
  text-align: left;
  transition: all 0.3s ease;
}

th {
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: #ffffff;
  font-weight: 600;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
  position: relative;
  overflow: hidden;
}

th::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.6s;
}

th:hover::before {
  left: 100%;
}

tbody tr {
  transition: all 0.3s ease;
  animation: fadeInUp 0.6s ease-out;
  animation-fill-mode: both;
}

tbody tr:nth-child(1) { animation-delay: 0.1s; }
tbody tr:nth-child(2) { animation-delay: 0.2s; }
tbody tr:nth-child(3) { animation-delay: 0.3s; }
tbody tr:nth-child(4) { animation-delay: 0.4s; }
tbody tr:nth-child(5) { animation-delay: 0.5s; }

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

tbody tr:hover {
  background: rgba(102, 126, 234, 0.05);
  transform: translateX(5px);
  box-shadow: 5px 0 15px rgba(102, 126, 234, 0.1);
}

tbody td {
  color: #2c3e50;
  font-weight: 500;
}

.status-cell {
  text-align: center;
}

/* Enhanced Status Chips */
.status-chip {
  display: inline-block;
  min-width: 80px;
  text-align: center;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.status-chip::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.5s;
}

.status-chip:hover::before {
  left: 100%;
}

.status-chip:hover {
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.status-Registered {
  background: linear-gradient(135deg, #95a5a6, #7f8c8d);
  color: #ffffff;
}

.status-Processing {
  background: linear-gradient(135deg, #3498db, #2980b9);
  color: #ffffff;
  animation: pulse 2s ease-in-out infinite alternate;
}

@keyframes pulse {
  from { box-shadow: 0 0 10px rgba(52, 152, 219, 0.5); }
  to { box-shadow: 0 0 20px rgba(52, 152, 219, 0.8); }
}

.status-Review {
  background: linear-gradient(135deg, #f39c12, #e67e22);
  color: #ffffff;
}

.status-Resolved {
  background: linear-gradient(135deg, #2ecc71, #27ae60);
  color: #ffffff;
  animation: success-glow 3s ease-in-out infinite alternate;
}

@keyframes success-glow {
  from { box-shadow: 0 0 10px rgba(46, 204, 113, 0.5); }
  to { box-shadow: 0 0 20px rgba(46, 204, 113, 0.8); }
}

/* Enhanced Category Cards */
.cat-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  justify-content: center;
  margin: 30px 0 20px 0;
  animation: fadeInStagger 0.8s ease-out;
}

@keyframes fadeInStagger {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.cat-card {
  background: rgba(241, 248, 255, 0.9);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  width: 200px;
  border-radius: 20px;
  padding: 30px 15px 25px 15px;
  text-align: center;
  box-shadow: 
    0 8px 32px rgba(0, 140, 255, 0.15),
    0 1px 2px rgba(0, 0, 0, 0.1);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  border: 2px solid rgba(224, 241, 255, 0.5);
  position: relative;
  overflow: hidden;
  animation: slideInUp 0.6s ease-out;
  animation-fill-mode: both;
}

.cat-card:nth-child(1) { animation-delay: 0.1s; }
.cat-card:nth-child(2) { animation-delay: 0.2s; }
.cat-card:nth-child(3) { animation-delay: 0.3s; }
.cat-card:nth-child(4) { animation-delay: 0.4s; }
.cat-card:nth-child(5) { animation-delay: 0.5s; }

.cat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  transition: left 0.6s;
}

.cat-card:hover::before {
  left: 100%;
}

.cat-card:hover, .cat-card.selected {
  background: rgba(225, 245, 255, 0.95);
  border: 2px solid #4fd2ff;
  transform: translateY(-8px) scale(1.05);
  box-shadow: 
    0 20px 40px rgba(0, 170, 255, 0.25),
    0 1px 2px rgba(0, 0, 0, 0.1);
}

.cat-card:active {
  transform: translateY(-4px) scale(1.02);
  transition: transform 0.1s;
}

.cat-card .icon { 
  font-size: 40px; 
  margin-bottom: 15px;
  display: block;
  transition: transform 0.3s ease;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.cat-card:hover .icon {
  transform: scale(1.2) rotate(10deg);
  animation: bounce 0.6s ease;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: scale(1.2) translateY(0); }
  40% { transform: scale(1.2) translateY(-10px); }
  60% { transform: scale(1.2) translateY(-5px); }
}

.cat-card .count { 
  font-weight: 700; 
  color: #667eea; 
  font-size: 24px;
  margin: 10px 0;
  transition: all 0.3s ease;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.cat-card:hover .count {
  color: #4fd2ff;
  transform: scale(1.1);
}

.cat-card .title { 
  font-size: 18px; 
  color: #2c3e50; 
  margin-bottom: 10px; 
  font-weight: 600;
  transition: color 0.3s ease;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.cat-card:hover .title {
  color: #1a252f;
}

/* Tracker Steps */
.steps { display: flex; justify-content: space-between; margin:13px 0 3px 0;}
.step {
  width: 41px; height: 41px; border-radius: 50%;
  background: #ececec; color: #bbb;
  font-weight: bold; font-size: 16.5px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 1px 8px #79c6ea08; transition: .18s;
}
.step.active { background: #007bff; color: #fff; }
.labels { display: flex; justify-content: space-between; font-size: 13px; color: #207acb; }

.nodata {
  text-align: center;
  color: #aaa;
  margin: 18px;
}

/* Custom scrollbars for cards */
.cat-cards::-webkit-scrollbar {
  height: 7px;
  background: #e6f0ff;
}
.cat-cards::-webkit-scrollbar-thumb {
  background: #bbdefb;
  border-radius: 8px;
}

/* Responsive Design */
@media (max-width: 950px) {
  .main, .signup-box, .login-box, .admin-box, .complaint-box, .status-box {
    padding: 12vw 5vw;
    max-width: 99vw;
  }
}
@media (max-width: 700px) {
  nav, .cat-cards, .filters, .main { flex-direction: column; }
  .cat-card { width: 97vw; max-width: 99vw; }
  table, th, td { font-size: 13px; }
}

/* Button float (dashboard) */
.add-btn {
  display: inline-block;
  float: right;
  background: #007bff;
  color: #fff;
  border-radius: 16px;
  padding: 10px 22px;
  font-size: 15px;
  font-weight: bold;
  text-decoration: none;
  border: none;
  cursor:pointer;
  margin-bottom: 18px;
  transition: background .14s;
}
.add-btn:hover {background: #005aac;}