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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: #e2e8f0;
  background: #0a0a0f;
  background-image: 
    radial-gradient(circle at 25% 25%, #1a1a2e 0%, transparent 50%),
    radial-gradient(circle at 75% 75%, #16213e 0%, transparent 50%),
    linear-gradient(135deg, #0f0f23 0%, #1a1a2e 50%, #16213e 100%);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.1) 0%, transparent 50%);
  pointer-events: none;
  z-index: -1;
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: none;
  padding: 15px 20px;
  display: flex;
  justify-content: flex-end;
  align-items: center;
}

.nav-toggle {
  background: none;
  border: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 25px;
  height: 3px;
  background: white;
  transition: all 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 6px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

.nav-menu {
  position: fixed;
  top: 0;
  right: -300px;
  width: 300px;
  height: 100vh;
  background: rgba(10, 10, 15, 0.98);
  backdrop-filter: blur(30px);
  padding: 80px 30px 30px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: right 0.3s ease;
  z-index: 998;
}

.nav-menu.active {
  right: 0;
}

.nav-item {
  padding: 16px 20px;
  color: #94a3b8;
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  border-radius: 12px;
  transition: all 0.3s ease;
  background: rgba(30, 30, 50, 0.5);
}

.nav-item:hover,
.nav-item.active {
  color: #00d4ff;
  background: rgba(0, 212, 255, 0.1);
}

/* Main Content */
.main-content {
  padding-top: 100px;
  padding-bottom: 50px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Room Management */
.room-management {
  margin-bottom: 40px;
}

.room-header {
  background: rgba(15, 15, 35, 0.95);
  backdrop-filter: blur(20px);
  border-radius: 16px;
  padding: 25px;
  border: 1px solid rgba(0, 212, 255, 0.3);
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.1);
  margin-bottom: 30px;
}

.room-info h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #e2e8f0;
  margin-bottom: 15px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.room-details {
  display: flex;
  align-items: center;
  gap: 15px;
  flex-wrap: wrap;
}

.invite-code {
  color: #94a3b8;
  font-weight: 600;
  font-size: 14px;
}

.invite-code strong {
  color: #00d4ff;
  font-family: 'JetBrains Mono', monospace;
  background: rgba(0, 212, 255, 0.1);
  padding: 4px 8px;
  border-radius: 6px;
  margin-left: 8px;
}

.copy-btn, .leave-btn, .sign-out-btn {
  padding: 8px 16px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
}

.copy-btn {
  background: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
  color: #0a0a0f;
  box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.copy-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 212, 255, 0.4);
}

.leave-btn {
  background: linear-gradient(135deg, #ff6b6b 0%, #ee5a52 100%);
  color: white;
  box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.leave-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 107, 107, 0.4);
}

.sign-out-btn {
  background: linear-gradient(135deg, #64748b 0%, #475569 100%);
  color: white;
  box-shadow: 0 4px 15px rgba(100, 116, 139, 0.3);
}

.sign-out-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(100, 116, 139, 0.4);
}

.room-selection {
  background: rgba(15, 15, 35, 0.95);
  backdrop-filter: blur(20px);
  border-radius: 20px;
  padding: 40px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.3);
  margin-bottom: 30px;
}

.room-options {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 30px;
  align-items: center;
}

.room-option {
  text-align: center;
}

.room-option h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: #e2e8f0;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.room-form {
  display: flex;
  flex-direction: column;
  gap: 15px;
  align-items: center;
}

.room-form input {
  width: 100%;
  max-width: 250px;
  padding: 14px 18px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  background: rgba(15, 15, 35, 0.8);
  color: #e2e8f0;
  font-size: 14px;
  transition: all 0.3s ease;
}

.room-form input:focus {
  outline: none;
  border-color: #00d4ff;
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
  background: rgba(15, 15, 35, 0.95);
}

.create-btn, .join-btn {
  padding: 12px 24px;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  min-width: 150px;
}

.create-btn {
  background: linear-gradient(135deg, #7c3aed 0%, #a855f7 100%);
  color: white;
  box-shadow: 0 4px 15px rgba(124, 58, 237, 0.3);
}

.create-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(124, 58, 237, 0.4);
}

.join-btn {
  background: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
  color: #0a0a0f;
  box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.join-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 212, 255, 0.4);
}

.room-divider {
  font-size: 1.2rem;
  font-weight: 700;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Logo */
.logo-container {
  text-align: center;
  margin-bottom: 30px;
}

.main-logo {
  width: 400px;
  height: 120px;
  filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.3));
  transition: all 0.3s ease;
  max-width: 90%;
}

.main-logo:hover {
  transform: scale(1.05);
  filter: drop-shadow(0 0 30px rgba(0, 212, 255, 0.5));
}

/* Title */
#titleh {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 800;
  margin: 0 0 15px 0;
  background: linear-gradient(135deg, #00d4ff 0%, #7c3aed 50%, #ff0080 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 30px rgba(0, 212, 255, 0.3);
  text-transform: uppercase;
  letter-spacing: 2px;
}

#titlep {
  text-align: center;
  color: #94a3b8;
  font-size: 1.2rem;
  margin-bottom: 40px;
  font-weight: 400;
}

/* Add User Form */
.add-user-container {
  background: rgba(15, 15, 35, 0.95);
  backdrop-filter: blur(20px);
  border-radius: 20px;
  padding: 30px;
  margin-bottom: 40px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.3);
}

.add-user-container h2 {
  text-align: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: #e2e8f0;
  margin-bottom: 25px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.add-user-form {
  display: flex;
  justify-content: center;
}

.form-row {
  display: flex;
  gap: 15px;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
}

.form-row input[type="text"] {
  padding: 14px 18px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  background: rgba(15, 15, 35, 0.8);
  color: #e2e8f0;
  font-size: 14px;
  transition: all 0.3s ease;
  min-width: 200px;
}

.form-row input[type="text"]:focus {
  outline: none;
  border-color: #00d4ff;
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
  background: rgba(15, 15, 35, 0.95);
}

.file-upload-container {
  position: relative;
}

.file-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.file-upload-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 20px;
  background: linear-gradient(135deg, #7c3aed 0%, #a855f7 100%);
  color: white;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 600;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(124, 58, 237, 0.3);
  min-width: 160px;
}

.file-upload-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(124, 58, 237, 0.4);
}

.add-btn {
  padding: 14px 24px;
  background: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
  color: #0a0a0f;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
  min-width: 120px;
}

.add-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 212, 255, 0.4);
}

/* Number Line */
.number-line-container {
  background: rgba(15, 15, 35, 0.95);
  backdrop-filter: blur(20px);
  border-radius: 20px;
  padding: 40px;
  margin-bottom: 40px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.3);
  position: relative;
}

.number-line {
  position: relative;
  height: 120px;
  margin: 40px 0;
}

.line {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #ff0080 0%, #7c3aed 25%, #00d4ff 50%, #7c3aed 75%, #ff0080 100%);
  border-radius: 2px;
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
  transform: translateY(-50%);
}

.markers {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.marker {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 5;
}

.marker::before {
  content: '';
  width: 3px;
  height: 20px;
  background: #e2e8f0;
  border-radius: 2px;
  box-shadow: 0 0 10px rgba(226, 232, 240, 0.3);
}

.center-marker::before {
  height: 30px;
  background: #00d4ff;
  box-shadow: 0 0 15px rgba(0, 212, 255, 0.5);
}

.marker-label {
  font-size: 12px;
  font-weight: 700;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  background: rgba(15, 15, 35, 0.9);
  padding: 4px 8px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.center-marker .marker-label {
  color: #00d4ff;
  border-color: rgba(0, 212, 255, 0.3);
  box-shadow: 0 0 10px rgba(0, 212, 255, 0.2);
  background: rgba(15, 15, 35, 0.95);
}

/* User Circles */
.user-circles {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 100%;
  pointer-events: none;
}

.user-circle {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 45px;
  height: 45px;
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
  box-shadow: 
    0 8px 25px rgba(0, 0, 0, 0.3),
    0 0 20px rgba(0, 212, 255, 0.2);
  pointer-events: all;
  z-index: 1;
  overflow: hidden;
  min-width: 45px;
}

.user-circle.above-line {
  top: 25%;
}

.user-circle.below-line {
  top: 75%;
}
.user-circle:hover {
  transform: translate(-50%, -50%) scale(1.1);
  box-shadow: 
    0 12px 35px rgba(0, 0, 0, 0.4),
    0 0 30px rgba(0, 212, 255, 0.4);
}

.user-circle.above-line:hover {
  transform: translate(-50%, -50%) scale(1.1);
}

.user-circle.below-line:hover {
  transform: translate(-50%, -50%) scale(1.1);
}
.user-circle.selected {
  border: 3px solid #ff0080;
  box-shadow: 
    0 12px 35px rgba(0, 0, 0, 0.4),
    0 0 30px rgba(255, 0, 128, 0.5);
  transform: translate(-50%, -50%) scale(1.15);
}

.user-circle.above-line.selected {
  transform: translate(-50%, -50%) scale(1.15);
}

.user-circle.below-line.selected {
  transform: translate(-50%, -50%) scale(1.15);
}
.user-circle.dragging {
  transform: translate(-50%, -50%) scale(1.2);
  z-index: 20;
  box-shadow: 
    0 15px 40px rgba(0, 0, 0, 0.5),
    0 0 40px rgba(0, 212, 255, 0.6);
}

.user-circle.above-line.dragging {
  transform: translate(-50%, -50%) scale(1.2);
}

.user-circle.below-line.dragging {
  transform: translate(-50%, -50%) scale(1.2);
}
.circle-image {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  overflow: hidden;
  margin-bottom: 0px;
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.circle-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.placeholder-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, #7c3aed 0%, #a855f7 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: 0px;
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.circle-name {
  font-size: 10px;
  font-weight: 700;
  color: #e2e8f0;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  line-height: 1;
  max-width: 60px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(15, 15, 35, 0.98);
  padding: 3px 6px;
  border-radius: 4px;
  border: 1px solid rgba(0, 212, 255, 0.3);
  box-shadow: 
    0 2px 8px rgba(0, 0, 0, 0.4),
    0 0 10px rgba(0, 212, 255, 0.2);
  z-index: 15;
  backdrop-filter: blur(10px);
}

.user-circle.below-line .circle-name {
  top: auto;
  bottom: -20px;
}

/* Selected User Info */
.selected-user-info {
  background: rgba(15, 15, 35, 0.95);
  backdrop-filter: blur(20px);
  border-radius: 20px;
  padding: 30px;
  margin-bottom: 40px;
  border: 1px solid rgba(255, 0, 128, 0.3);
  box-shadow: 0 0 30px rgba(255, 0, 128, 0.1);
}

.selected-user-info h3 {
  text-align: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: #e2e8f0;
  margin-bottom: 25px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.user-details {
  display: flex;
  flex-direction: column;
  gap: 25px;
  align-items: center;
}

.user-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
}

.user-name {
  font-size: 1.3rem;
  font-weight: 700;
  color: #e2e8f0;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.user-position {
  font-size: 2rem;
  font-weight: 900;
  background: linear-gradient(135deg, #00d4ff 0%, #7c3aed 50%, #ff0080 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: 'JetBrains Mono', monospace;
}

.aura-adjustment {
  width: 100%;
  max-width: 500px;
  text-align: center;
}

.aura-adjustment label {
  display: block;
  color: #e2e8f0;
  font-weight: 600;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 15px;
}

.aura-controls {
  display: flex;
  gap: 15px;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
}

#auraAmount {
  width: 160px;
  padding: 12px 16px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  background: rgba(15, 15, 35, 0.8);
  color: #e2e8f0;
  font-size: 14px;
  font-family: 'JetBrains Mono', monospace;
  text-align: center;
  transition: all 0.3s ease;
}

#auraAmount:focus {
  outline: none;
  border-color: #00d4ff;
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
  background: rgba(15, 15, 35, 0.95);
}

.aura-btn {
  padding: 12px 20px;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  min-width: 120px;
}

.gain-btn {
  background: linear-gradient(135deg, #4ade80 0%, #22c55e 100%);
  color: #0a0a0f;
  box-shadow: 0 4px 15px rgba(74, 222, 128, 0.3);
}

.gain-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(74, 222, 128, 0.4);
}

.loss-btn {
  background: linear-gradient(135deg, #ff6b6b 0%, #ee5a52 100%);
  color: white;
  box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.loss-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 107, 107, 0.4);
}

.delete-btn {
  padding: 12px 24px;
  background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
  color: white;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(220, 38, 38, 0.3);
}

.delete-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(220, 38, 38, 0.4);
}

/* Rankings */
.rankings-container {
  background: rgba(15, 15, 35, 0.95);
  backdrop-filter: blur(20px);
  border-radius: 20px;
  padding: 30px;
  margin-bottom: 40px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.3);
}

.rankings-container h2 {
  text-align: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: #e2e8f0;
  margin-bottom: 25px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.rankings-table {
  width: 100%;
  border-collapse: collapse;
  background: rgba(30, 30, 50, 0.6);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.table-header {
  display: grid;
  grid-template-columns: 80px 1fr 150px;
  background: rgba(0, 212, 255, 0.1);
  border-bottom: 1px solid rgba(0, 212, 255, 0.3);
}

.table-header > div {
  padding: 15px 20px;
  font-weight: 700;
  color: #00d4ff;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.table-body {
  min-height: 100px;
}

.table-row {
  display: grid;
  grid-template-columns: 80px 1fr 150px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
  cursor: pointer;
}

.table-row:hover {
  background: rgba(0, 212, 255, 0.05);
  transform: translateX(5px);
}

.table-row > div {
  padding: 15px 20px;
  display: flex;
  align-items: center;
  color: #e2e8f0;
  font-size: 14px;
}

.rank-col {
  font-weight: 700;
  color: #00d4ff;
  justify-content: center;
}

.user-col {
  display: flex;
  align-items: center;
  gap: 12px;
}

.table-user-image {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.table-placeholder {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: linear-gradient(135deg, #7c3aed 0%, #a855f7 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.aura-col {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  justify-content: flex-end;
}

.positive {
  color: #4ade80;
  text-shadow: 0 0 10px rgba(74, 222, 128, 0.3);
}

.negative {
  color: #ff6b6b;
  text-shadow: 0 0 10px rgba(255, 107, 107, 0.3);
}

.empty-state {
  padding: 40px 20px;
  text-align: center;
  color: #64748b;
  font-style: italic;
}

/* Navigation Links */
.navigation {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 40px;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  flex-wrap: wrap;
  gap: 20px;
}

.nav-link {
  color: #94a3b8;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  padding: 12px 20px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(30, 30, 50, 0.6);
  backdrop-filter: blur(10px);
}

.nav-link:hover {
  color: #00d4ff;
  border-color: rgba(0, 212, 255, 0.3);
  background: rgba(0, 212, 255, 0.1);
  box-shadow: 0 0 15px rgba(0, 212, 255, 0.2);
  transform: translateY(-2px);
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
  .nav-menu {
    width: 100%;
    right: -100%;
  }
  
  .main-content {
    padding-top: 80px;
  }
  
  .container {
    padding: 0 15px;
  }
  
  .main-logo {
    width: 350px;
    height: 120px;
  }
  
  #titleh {
    font-size: 2rem;
    letter-spacing: 1px;
  }
  
  #titlep {
    font-size: 1rem;
  }
  
  .room-options {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .room-divider {
    font-size: 1rem;
  }
  
  .room-details {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  
  .form-row {
    flex-direction: column;
    gap: 15px;
    width: 100%;
  }
  
  .form-row input[type="text"] {
    width: 100%;
    min-width: unset;
  }
  
  .file-upload-btn,
  .add-btn {
    width: 100%;
    max-width: 250px;
  }
  
  .number-line-container {
    padding: 25px 20px;
  }
  
  .number-line {
    height: 100px;
    margin: 30px 0;
  }
  
  .marker-label {
    font-size: 10px;
    padding: 3px 6px;
  }
  
  .table-header,
  .table-row {
    grid-template-columns: 60px 1fr 120px;
  }
  
  .table-header > div,
  .table-row > div {
    padding: 12px 15px;
    font-size: 13px;
  }
  
  .aura-controls {
    flex-direction: column;
    gap: 12px;
  }
  
  #auraAmount {
    width: 100%;
    max-width: 200px;
  }
  
  .aura-btn {
    width: 100%;
    max-width: 200px;
  }
  
  .navigation {
    flex-direction: column;
    gap: 15px;
  }
  
  .nav-link {
    width: 100%;
    max-width: 250px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .nav {
    padding: 12px 15px;
  }
  
  .main-content {
    padding-top: 70px;
  }
  
  .container {
    padding: 0 10px;
  }
  
  .main-logo {
    width: 250px;
    height: 75px;
  }
  
  #titleh {
    font-size: 1.8rem;
  }
  
  #titlep {
    font-size: 0.9rem;
  }
  
  .room-header,
  .room-selection,
  .add-user-container,
  .number-line-container,
  .selected-user-info,
  .rankings-container {
    padding: 20px 15px;
    margin-bottom: 25px;
  }
  
  .marker-label {
    font-size: 9px;
    padding: 2px 4px;
  }
  
  .table-header,
  .table-row {
    grid-template-columns: 50px 1fr 100px;
  }
  
  .table-header > div,
  .table-row > div {
    padding: 10px 12px;
    font-size: 12px;
  }
  
  .user-position {
    font-size: 1.5rem;
  }
  
  .aura-btn {
    padding: 10px 16px;
    font-size: 12px;
  }
}