:root {
  --primary: #0066CC;
  --primary-dark: #0052A3;
  --primary-light: #3385D6;
  --teal: #32B496;
  --teal-dark: #28A085;
  --off: #F4FAF9;
  --white: #FFFFFF;
  --char: #222831;
  --gray: #6B7780;
  --gray-light: #E6EEF2;
  --shadow: rgba(34, 40, 49, 0.1);
  --shadow-lg: rgba(34, 40, 49, 0.15);
  --gradient: linear-gradient(135deg, var(--primary), var(--teal));
  --gradient-hover: linear-gradient(135deg, var(--primary-dark), var(--teal-dark));
}

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

html {
  width: 100%;
  overflow-x: hidden;
}

body {
  font-family: 'Inter', 'Poppins', system-ui, -apple-system, sans-serif;
  background: var(--off);
  color: var(--char);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  margin: 0;
  padding: 0;
  width: 100%;
}

.loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s, visibility 0.5s;
}

.loader.hidden {
  opacity: 0;
  visibility: hidden;
}

.pulse {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--gradient);
  animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.2); opacity: 0.7; }
}

.navbar {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 20px var(--shadow);
  z-index: 1000;
  transition: all 0.3s ease;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.brand-logo:hover {
  transform: scale(1.05);
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 800;
  font-size: 24px;
  box-shadow: 0 4px 15px rgba(0, 102, 204, 0.3);
}

.brand-text {
  font-size: 20px;
  font-weight: 700;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu {
  display: flex;
  gap: 8px;
}

.nav-link {
  padding: 10px 18px;
  border-radius: 10px;
  text-decoration: none;
  color: var(--char);
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
}

.nav-link::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--gradient);
  transition: width 0.3s ease, left 0.3s ease;
}

.nav-link:hover::before,
.nav-link.active::before {
  width: 80%;
  left: 10%;
}

.nav-link:hover {
  color: var(--primary);
  background: rgba(0, 102, 204, 0.05);
}

.nav-link.active {
  color: var(--primary);
  background: rgba(0, 102, 204, 0.1);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.auth-section {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  background: var(--off);
  border-radius: 12px;
  transition: all 0.3s ease;
  cursor: pointer;
}

.user-info:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--shadow);
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--gradient);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 14px;
}

.user-name {
  font-weight: 600;
  color: var(--char);
  font-size: 15px;
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.mobile-toggle span {
  width: 25px;
  height: 3px;
  background: var(--char);
  border-radius: 3px;
  transition: all 0.3s ease;
}

.mobile-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

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

.mobile-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

@media (max-width: 968px) {
  .nav-menu {
    position: fixed;
    top: 72px;
    right: -100%;
    width: 280px;
    height: calc(100vh - 72px);
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    gap: 0;
    padding: 20px 0;
    box-shadow: -5px 0 15px var(--shadow);
    transition: right 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  }

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

  .nav-link {
    width: 100%;
    padding: 16px 24px;
    border-radius: 0;
    text-align: left;
  }

  .nav-link::before {
    left: 0;
    transform: none;
    width: 0;
    height: 100%;
    top: 0;
  }

  .nav-link:hover::before,
  .nav-link.active::before {
    width: 4px;
    left: 0;
  }

  .mobile-toggle {
    display: flex;
  }

  .brand-text {
    font-size: 18px;
  }
}

@media (max-width: 480px) {
  .nav-container {
    padding: 12px 16px;
  }

  .user-name {
    display: none;
  }

  .user-info {
    padding: 8px;
  }
}

.main-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.view {
  display: none;
  animation: fadeInUp 0.6s ease;
}

.view.active {
  display: block;
}

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

.hero-section {
  min-height: calc(100vh - 80px);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 60px 24px;
  width: 100%;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 20% 30%, rgba(0, 102, 204, 0.1), transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(50, 180, 150, 0.1), transparent 50%);
  animation: float 20s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  25% { transform: translate(20px, -20px); }
  50% { transform: translate(-10px, 10px); }
  75% { transform: translate(10px, 20px); }
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

.hero-title {
  font-size: 64px;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 20px;
  color: var(--char);
}

.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 20px;
  color: var(--gray);
  margin-bottom: 40px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.fade-in {
  animation: fadeIn 1s ease;
}

.fade-in-delay {
  animation: fadeIn 1s ease 0.3s both;
}

.fade-in-delay-2 {
  animation: fadeIn 1s ease 0.6s both;
}

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

.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 80px;
}

.btn {
  padding: 14px 32px;
  border: none;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn-primary {
  background: var(--gradient);
  color: white;
  box-shadow: 0 4px 20px rgba(0, 102, 204, 0.3);
}

.btn-primary:hover {
  background: var(--gradient-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(0, 102, 204, 0.4);
}

.btn-secondary {
  background: white;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-secondary:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(0, 102, 204, 0.2);
}

.pulse-btn {
  animation: buttonPulse 2s infinite;
}

@keyframes buttonPulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(0, 102, 204, 0.3); }
  50% { box-shadow: 0 4px 30px rgba(0, 102, 204, 0.5); }
}

.hero-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  margin-top: 60px;
}

.feature-card {
  background: white;
  padding: 30px 20px;
  border-radius: 16px;
  box-shadow: 0 8px 30px var(--shadow);
  transition: all 0.4s ease;
  cursor: pointer;
}

.feature-card:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: 0 15px 50px var(--shadow-lg);
}

.feature-icon {
  font-size: 48px;
  margin-bottom: 16px;
  display: inline-block;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.feature-card:nth-child(1) .feature-icon { animation-delay: 0s; }
.feature-card:nth-child(2) .feature-icon { animation-delay: 0.2s; }
.feature-card:nth-child(3) .feature-icon { animation-delay: 0.4s; }
.feature-card:nth-child(4) .feature-icon { animation-delay: 0.6s; }

.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--char);
}

.feature-card p {
  font-size: 14px;
  color: var(--gray);
}

.section-content {
  padding: 80px 24px;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-title {
  font-size: 42px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--char);
}

.section-subtitle {
  font-size: 18px;
  color: var(--gray);
}

.checker-container {
  max-width: 800px;
  margin: 0 auto;
}

.input-card {
  background: white;
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 10px 40px var(--shadow);
  margin-bottom: 40px;
  transition: all 0.3s ease;
}

.input-card:hover {
  box-shadow: 0 15px 60px var(--shadow-lg);
}

.input-group {
  margin-bottom: 24px;
}

.input-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--char);
}

.optional {
  font-weight: 400;
  color: var(--gray);
  font-size: 14px;
}

textarea,
input {
  width: 100%;
  padding: 14px 18px;
  border: 2px solid var(--gray-light);
  border-radius: 12px;
  font-size: 16px;
  font-family: inherit;
  transition: all 0.3s ease;
  background: var(--off);
}

textarea:focus,
input:focus {
  outline: none;
  border-color: var(--primary);
  background: white;
  box-shadow: 0 0 0 4px rgba(0, 102, 204, 0.1);
  transform: scale(1.01);
}

textarea {
  resize: vertical;
  min-height: 120px;
}

.input-row {
  display: flex;
  gap: 16px;
  align-items: flex-end;
}

.flex-1 {
  flex: 1;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}

.btn-icon {
  font-size: 20px;
  transition: transform 0.3s ease;
}

.btn-lg:hover .btn-icon {
  transform: translateX(5px);
}

.result-container {
  display: grid;
  gap: 24px;
}

.result-card {
  background: white;
  padding: 32px;
  border-radius: 20px;
  box-shadow: 0 10px 40px var(--shadow);
  animation: slideIn 0.5s ease;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.confidence-high {
  border-left: 5px solid #28A745;
}

.confidence-medium {
  border-left: 5px solid #FFC107;
}

.confidence-low {
  border-left: 5px solid #DC3545;
}

.result-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.result-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--char);
}

.confidence-badge {
  padding: 8px 16px;
  border-radius: 20px;
  font-weight: 600;
  font-size: 14px;
}

.badge-high {
  background: rgba(40, 167, 69, 0.1);
  color: #28A745;
}

.badge-medium {
  background: rgba(255, 193, 7, 0.1);
  color: #FFC107;
}

.badge-low {
  background: rgba(220, 53, 69, 0.1);
  color: #DC3545;
}

.medicine-grid {
  display: grid;
  gap: 16px;
  margin-top: 20px;
}

.medicine-item {
  background: var(--off);
  padding: 20px;
  border-radius: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.3s ease;
}

.medicine-item:hover {
  background: white;
  transform: translateX(5px);
  box-shadow: 0 4px 20px var(--shadow);
}

.medicine-info h4 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 4px;
}

.medicine-price {
  color: var(--teal);
  font-weight: 700;
  font-size: 16px;
}

.tip-list {
  list-style: none;
  padding: 0;
  margin: 20px 0;
}

.tip-list li {
  padding: 12px 16px;
  background: var(--off);
  border-radius: 10px;
  margin-bottom: 10px;
  padding-left: 40px;
  position: relative;
}

.tip-list li::before {
  content: '✓';
  position: absolute;
  left: 16px;
  color: var(--teal);
  font-weight: 700;
}

.doctors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 30px;
}

.doctor-card {
  background: white;
  border-radius: 20px;
  padding: 30px;
  box-shadow: 0 8px 30px var(--shadow);
  transition: all 0.4s ease;
  cursor: pointer;
}

.doctor-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 50px var(--shadow-lg);
}

.doctor-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.doctor-avatar {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 28px;
  font-weight: 700;
  box-shadow: 0 4px 15px rgba(0, 102, 204, 0.3);
}

.doctor-info h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 4px;
}

.doctor-specialty {
  color: var(--gray);
  font-size: 14px;
}

.doctor-rating {
  display: inline-block;
  background: rgba(255, 193, 7, 0.1);
  color: #FFC107;
  padding: 4px 10px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 14px;
  margin-top: 8px;
}

.doctor-slots {
  margin-bottom: 20px;
}

.slot-label {
  font-weight: 600;
  font-size: 14px;
  color: var(--gray);
  margin-bottom: 10px;
  display: block;
}

.slots {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.slot {
  padding: 6px 12px;
  background: var(--off);
  border-radius: 8px;
  font-size: 13px;
  color: var(--char);
  transition: all 0.3s ease;
  cursor: pointer;
}

.slot:hover {
  background: var(--teal);
  color: white;
}

.slot.selected {
  background: var(--primary);
  color: white;
  font-weight: 600;
}

.pharmacy-container {
  display: grid;
  grid-template-columns: 1fr 350px;
  gap: 40px;
}

.products-grid {
  display: grid;
  gap: 20px;
}

.product-card {
  background: white;
  padding: 24px;
  border-radius: 16px;
  box-shadow: 0 6px 25px var(--shadow);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.3s ease;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 40px var(--shadow-lg);
}

.product-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, rgba(0, 102, 204, 0.1), rgba(50, 180, 150, 0.1));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  margin-right: 20px;
}

.product-details h4 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
}

.product-tags {
  display: flex;
  gap: 6px;
  margin-top: 8px;
}

.tag {
  font-size: 11px;
  padding: 3px 8px;
  background: rgba(50, 180, 150, 0.1);
  color: var(--teal);
  border-radius: 6px;
  font-weight: 600;
}

.product-actions {
  text-align: right;
}

.product-price {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
}

.cart-sidebar {
  background: white;
  padding: 30px;
  border-radius: 20px;
  box-shadow: 0 8px 30px var(--shadow);
  position: sticky;
  top: 100px;
  max-height: 600px;
  overflow-y: auto;
}

.cart-sidebar h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--char);
}

.cart-items {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.cart-item {
  padding: 16px;
  background: var(--off);
  border-radius: 12px;
  transition: all 0.3s ease;
}

.cart-item:hover {
  background: rgba(50, 180, 150, 0.1);
}

.cart-empty {
  text-align: center;
  color: var(--gray);
  padding: 40px 0;
}

.community-search {
  max-width: 600px;
  margin: 0 auto 30px;
  display: flex;
  gap: 12px;
}

.community-search input {
  flex: 1;
  padding: 14px 20px;
  border: 2px solid var(--gray-light);
  border-radius: 12px;
  font-size: 16px;
  transition: all 0.3s ease;
}

.community-search input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(0, 102, 204, 0.1);
  outline: none;
}

.community-grid {
  display: grid;
  gap: 30px;
}

.topic-card {
  background: white;
  padding: 30px;
  border-radius: 20px;
  box-shadow: 0 8px 30px var(--shadow);
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.topic-card:hover {
  box-shadow: 0 12px 45px var(--shadow-lg);
  border-color: rgba(0, 102, 204, 0.1);
}

.topic-card.joined {
  border-color: var(--primary);
  background: linear-gradient(to bottom, rgba(0, 102, 204, 0.02), white);
}

.topic-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.topic-info {
  display: flex;
  align-items: center;
  gap: 16px;
}

.topic-icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}

.topic-details {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.topic-title {
  font-size: 22px;
  font-weight: 700;
}

.topic-stats {
  font-size: 14px;
  color: var(--gray);
  display: flex;
  align-items: center;
  gap: 8px;
}

.topic-actions {
  display: flex;
  gap: 10px;
}

.join-btn {
  padding: 8px 20px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 14px;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
}

.join-btn.joined {
  background: var(--gradient);
  color: white;
}

.join-btn:not(.joined) {
  background: var(--off);
  color: var(--primary);
  border: 2px solid var(--primary);
}

.join-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--shadow);
}

.posts {
  margin: 20px 0;
  max-height: 300px;
  overflow-y: auto;
}

.post {
  padding: 16px;
  background: var(--off);
  border-radius: 12px;
  margin-bottom: 12px;
  transition: all 0.3s ease;
}

.post:hover {
  background: rgba(0, 102, 204, 0.05);
  transform: translateX(5px);
}

.post-user {
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 4px;
}

.post-text {
  color: var(--char);
  line-height: 1.5;
}

.post-time {
  font-size: 12px;
  color: var(--gray);
  margin-top: 8px;
}

.post-input {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.post-input input {
  flex: 1;
}

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

.profile-header {
  background: white;
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 8px 30px var(--shadow);
  display: flex;
  gap: 40px;
  margin-bottom: 30px;
  align-items: center;
}

.profile-photo-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.profile-photo {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  overflow: hidden;
  position: relative;
  border: 4px solid var(--gray-light);
  transition: all 0.3s ease;
  cursor: pointer;
}

.profile-photo:hover {
  border-color: var(--primary);
  transform: scale(1.05);
}

.profile-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.profile-avatar {
  width: 100%;
  height: 100%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 60px;
  color: white;
}

.profile-info {
  flex: 1;
}

.profile-info h2 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 16px;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.profile-details {
  display: grid;
  gap: 12px;
  margin-bottom: 20px;
}

.detail-item {
  display: flex;
  gap: 12px;
}

.detail-label {
  font-weight: 600;
  color: var(--gray);
  min-width: 120px;
}

.detail-value {
  color: var(--char);
  font-weight: 500;
}

.logout-btn {
  margin-top: 16px;
}

.profile-tabs {
  display: flex;
  gap: 8px;
  background: white;
  padding: 8px;
  border-radius: 16px;
  box-shadow: 0 4px 20px var(--shadow);
  margin-bottom: 30px;
}

.profile-tab {
  flex: 1;
  padding: 12px 20px;
  border: none;
  background: transparent;
  border-radius: 10px;
  font-weight: 600;
  color: var(--gray);
  cursor: pointer;
  transition: all 0.3s ease;
}

.profile-tab:hover {
  background: var(--off);
  color: var(--primary);
}

.profile-tab.active {
  background: var(--gradient);
  color: white;
}

.profile-content {
  background: white;
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 8px 30px var(--shadow);
  min-height: 400px;
}

.profile-tab-content {
  display: none;
}

.profile-tab-content.active {
  display: block;
  animation: fadeInUp 0.4s ease;
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--gray);
}

.empty-state p {
  font-size: 16px;
}

.settings-section {
  margin-bottom: 40px;
}

.settings-section h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--char);
}

.setting-item {
  padding: 16px;
  background: var(--off);
  border-radius: 12px;
  margin-bottom: 12px;
  transition: all 0.3s ease;
}

.setting-item:hover {
  background: rgba(0, 102, 204, 0.05);
}

.setting-item label {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  font-weight: 500;
}

.setting-item input[type="checkbox"] {
  width: 20px;
  height: 20px;
  cursor: pointer;
}

.icon-picker {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 10px;
  margin-top: 10px;
}

.icon-option {
  padding: 12px;
  border: 2px solid var(--gray-light);
  background: white;
  border-radius: 10px;
  font-size: 24px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.icon-option:hover {
  border-color: var(--primary);
  transform: scale(1.1);
}

.icon-option.selected {
  border-color: var(--primary);
  background: rgba(0, 102, 204, 0.1);
}

.btn-danger {
  background: #dc3545;
  color: white;
}

.btn-danger:hover {
  background: #c82333;
}

@media (max-width: 768px) {
  .profile-header {
    flex-direction: column;
    text-align: center;
  }

  .profile-tabs {
    flex-direction: column;
  }

  .profile-content {
    padding: 20px;
  }

  .icon-picker {
    grid-template-columns: repeat(4, 1fr);
  }
}

.tracker-container {
  max-width: 800px;
  margin: 0 auto;
}

.tracker-input {
  display: flex;
  gap: 16px;
  margin-bottom: 40px;
  background: white;
  padding: 30px;
  border-radius: 20px;
  box-shadow: 0 8px 30px var(--shadow);
}

.tracker-input input {
  flex: 1;
}

.timeline {
  position: relative;
  padding-left: 40px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--gray-light);
}

.timeline-item {
  position: relative;
  padding: 20px 24px;
  background: white;
  border-radius: 16px;
  margin-bottom: 20px;
  box-shadow: 0 6px 25px var(--shadow);
  transition: all 0.3s ease;
  animation: slideIn 0.5s ease;
}

.timeline-item:hover {
  transform: translateX(10px);
  box-shadow: 0 8px 35px var(--shadow-lg);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -33px;
  top: 30px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--gradient);
  border: 3px solid white;
  box-shadow: 0 0 0 3px var(--gray-light);
}

.timeline-action {
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 1px;
}

.timeline-time {
  font-size: 13px;
  color: var(--gray);
  margin-bottom: 12px;
}

.timeline-details {
  background: var(--off);
  padding: 12px;
  border-radius: 8px;
  font-size: 14px;
  color: var(--char);
  font-family: 'Courier New', monospace;
}

.notification-container {
  position: fixed;
  top: 100px;
  right: 20px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.notification {
  background: white;
  padding: 16px 24px;
  border-radius: 12px;
  box-shadow: 0 8px 30px var(--shadow-lg);
  min-width: 300px;
  animation: slideInRight 0.4s ease;
  border-left: 4px solid var(--teal);
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(100px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.notification.success {
  border-left-color: #28A745;
}

.notification.error {
  border-left-color: #DC3545;
}

.notification.info {
  border-left-color: var(--primary);
}

.auth-section {
  display: flex;
  align-items: center;
  gap: 12px;
}

.auth-section .user-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.auth-section .user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 14px;
}

.auth-section .user-name {
  font-weight: 600;
  color: var(--char);
}

.auth-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(5px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 3000;
  animation: fadeIn 0.3s ease;
}

.auth-modal-content {
  background: white;
  border-radius: 20px;
  padding: 40px;
  max-width: 450px;
  width: 90%;
  position: relative;
  animation: slideInUp 0.4s ease;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.auth-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  font-size: 32px;
  color: var(--gray);
  cursor: pointer;
  transition: all 0.3s ease;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.auth-close:hover {
  background: var(--off);
  color: var(--char);
  transform: rotate(90deg);
}

.auth-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 30px;
  border-bottom: 2px solid var(--gray-light);
}

.auth-tab {
  flex: 1;
  padding: 12px;
  background: none;
  border: none;
  font-weight: 600;
  font-size: 16px;
  color: var(--gray);
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
}

.auth-tab.active {
  color: var(--primary);
}

.auth-tab.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--gradient);
}

.auth-form {
  display: none;
}

.auth-form.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

.auth-form h2 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--char);
}

.auth-form .input-group {
  margin-bottom: 20px;
}

.auth-form .btn {
  width: 100%;
  margin-top: 10px;
}

.hidden {
  display: none !important;
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  
  .mobile-toggle {
    display: flex;
  }
  
  .hero-title {
    font-size: 36px;
  }
  
  .hero-subtitle {
    font-size: 16px;
  }
  
  .hero-buttons {
    flex-direction: column;
  }
  
  .hero-features {
    grid-template-columns: 1fr;
  }
  
  .section-title {
    font-size: 32px;
  }
  
  .input-row {
    flex-direction: column;
  }
  
  .doctors-grid {
    grid-template-columns: 1fr;
  }
  
  .pharmacy-container {
    grid-template-columns: 1fr;
  }
  
  .cart-sidebar {
    position: static;
  }
  
  .input-card {
    padding: 24px;
  }
  
  .btn-lg {
    width: 100%;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}