/* UCN Telehealth - Layout */
/* Navigation, page structure, and layout components */

/* ========================================
   HEADER / NAVIGATION
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 72px;
  background-color: var(--white);
  border-bottom: 1px solid var(--border-light);
  z-index: 50;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background-color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-icon svg {
  width: 24px;
  height: 24px;
  color: var(--white);
}

.logo-text {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--text-primary);
}

.logo-text span {
  color: var(--primary);
}

/* Main Navigation */
.nav-main {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: var(--font-medium);
  transition: all var(--transition-fast);
}

.nav-link:hover {
  color: var(--primary);
  background-color: var(--gray-50);
}

.nav-link.active {
  color: var(--primary);
  background-color: var(--primary-light);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

/* Notification Bell */
.notification-btn {
  position: relative;
  background: none;
  border: none;
  padding: var(--space-2);
  cursor: pointer;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.notification-btn:hover {
  color: var(--primary);
}

.notification-badge {
  position: absolute;
  top: 0;
  right: 0;
  width: 18px;
  height: 18px;
  background-color: var(--danger);
  color: var(--white);
  font-size: 10px;
  font-weight: var(--font-bold);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* User Menu */
.user-menu {
  position: relative;
}

.user-menu-trigger {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  background: none;
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.user-menu-trigger:hover {
  border-color: var(--primary);
}

.user-menu-name {
  font-weight: var(--font-medium);
  color: var(--text-primary);
}

.user-menu-role {
  font-size: var(--text-xs);
  color: var(--text-muted);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  padding: var(--space-2);
  cursor: pointer;
  color: var(--text-primary);
}

@media (max-width: 768px) {
  .nav-main {
    display: none;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .user-menu-name,
  .user-menu-role {
    display: none;
  }
}

/* ========================================
   SIDEBAR
   ======================================== */
.sidebar {
  position: fixed;
  top: 72px;
  left: 0;
  bottom: 0;
  width: 260px;
  background-color: var(--white);
  border-right: 1px solid var(--border-light);
  overflow-y: auto;
  z-index: 40;
}

.sidebar-nav {
  padding: var(--space-4);
}

.sidebar-section {
  margin-bottom: var(--space-6);
}

.sidebar-section-title {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  padding: var(--space-2) var(--space-3);
  margin-bottom: var(--space-2);
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: var(--font-medium);
  transition: all var(--transition-fast);
  margin-bottom: var(--space-1);
}

.sidebar-link:hover {
  color: var(--primary);
  background-color: var(--gray-50);
}

.sidebar-link.active {
  color: var(--primary);
  background-color: var(--primary-light);
  border-left: 3px solid var(--primary);
  margin-left: -3px;
}

.sidebar-link-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.sidebar-link-badge {
  margin-left: auto;
  background-color: var(--primary);
  color: var(--white);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  padding: 2px 8px;
}

@media (max-width: 1024px) {
  .sidebar {
    transform: translateX(-100%);
    transition: transform var(--transition-base);
  }

  .sidebar.open {
    transform: translateX(0);
  }
}

/* ========================================
   MAIN CONTENT AREA
   ======================================== */
.main-content {
  margin-top: 72px;
  min-height: calc(100vh - 72px);
}

/* With sidebar */
.main-content.with-sidebar {
  margin-left: 260px;
}

@media (max-width: 1024px) {
  .main-content.with-sidebar {
    margin-left: 0;
  }
}

/* Page wrapper */
.page {
  padding: var(--space-8);
  max-width: 1200px;
  margin: 0 auto;
}

.page-full {
  max-width: none;
}

/* Page header */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-8);
  gap: var(--space-4);
}

.page-title {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.page-subtitle {
  color: var(--text-secondary);
  font-size: var(--text-base);
}

.page-actions {
  display: flex;
  gap: var(--space-3);
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .page {
    padding: var(--space-4);
  }

  .page-header {
    flex-direction: column;
    align-items: stretch;
  }

  .page-title {
    font-size: var(--text-2xl);
  }
}

/* ========================================
   DASHBOARD GRID
   ======================================== */
.dashboard-grid {
  display: grid;
  gap: var(--space-6);
}

.dashboard-grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.dashboard-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

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

@media (max-width: 1024px) {
  .dashboard-grid-3,
  .dashboard-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .dashboard-grid-2,
  .dashboard-grid-3,
  .dashboard-grid-4 {
    grid-template-columns: 1fr;
  }
}

/* ========================================
   STAT CARDS
   ======================================== */
.stat-card {
  background-color: var(--white);
  border: 1px solid var(--border-light);
  padding: var(--space-6);
}

.stat-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-3);
}

.stat-card-label {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-card-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--primary-light);
  color: var(--primary);
}

.stat-card-value {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.stat-card-change {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.stat-card-change.positive {
  color: var(--success);
}

.stat-card-change.negative {
  color: var(--danger);
}

/* ========================================
   SECTION
   ======================================== */
.section {
  margin-bottom: var(--space-8);
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.section-title {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background-color: var(--white);
  border-top: 1px solid var(--border-light);
  padding: var(--space-8) 0;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--space-8);
}

.footer-brand {
  max-width: 300px;
}

.footer-brand-text {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  margin-top: var(--space-4);
  line-height: 1.7;
}

.footer-section-title {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--space-3);
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: var(--text-sm);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--primary);
}

.footer-bottom {
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--border-light);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-sm);
  color: var(--text-muted);
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
  }

  .footer-brand {
    grid-column: span 2;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-3);
    text-align: center;
  }
}

/* ========================================
   LANDING PAGE SECTIONS
   ======================================== */
.hero {
  min-height: calc(100vh - 72px);
  display: flex;
  align-items: center;
  padding: var(--space-16) var(--space-6);
}

.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.hero-text h1 {
  font-size: var(--text-5xl);
  font-weight: var(--font-bold);
  line-height: 1.1;
  margin-bottom: var(--space-6);
}

.hero-text h1 span {
  color: var(--primary);
}

.hero-text p {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  margin-bottom: var(--space-8);
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: var(--space-4);
}

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image-placeholder {
  width: 100%;
  max-width: 500px;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--blue-100) 0%, var(--blue-200) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--blue-200);
}

@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-text h1 {
    font-size: var(--text-4xl);
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-image {
    order: -1;
  }

  .hero-image-placeholder {
    max-width: 400px;
  }
}

/* Feature Section */
.features-section {
  padding: var(--space-20) var(--space-6);
  background-color: var(--white);
}

.features-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-12);
}

.features-header h2 {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-4);
}

.features-header p {
  color: var(--text-secondary);
  font-size: var(--text-lg);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  max-width: 1200px;
  margin: 0 auto;
}

.feature-card {
  text-align: center;
  padding: var(--space-8);
}

.feature-icon {
  width: 64px;
  height: 64px;
  background-color: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-5);
}

.feature-icon svg {
  width: 32px;
  height: 32px;
}

.feature-card h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
}

.feature-card p {
  color: var(--text-secondary);
  font-size: var(--text-base);
}

@media (max-width: 768px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
}

/* CTA Section */
.cta-section {
  padding: var(--space-20) var(--space-6);
  background-color: var(--primary);
  text-align: center;
}

.cta-content {
  max-width: 700px;
  margin: 0 auto;
}

.cta-content h2 {
  font-size: var(--text-3xl);
  color: var(--white);
  margin-bottom: var(--space-4);
}

.cta-content p {
  font-size: var(--text-lg);
  color: var(--blue-100);
  margin-bottom: var(--space-8);
}

/* How It Works Section */
.how-it-works {
  padding: var(--space-20) var(--space-6);
}

.how-it-works-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-12);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  max-width: 1200px;
  margin: 0 auto;
}

.step-card {
  text-align: center;
  padding: var(--space-6);
  position: relative;
}

.step-number {
  width: 48px;
  height: 48px;
  background-color: var(--primary);
  color: var(--white);
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
}

.step-card h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}

.step-card p {
  color: var(--text-secondary);
  font-size: var(--text-sm);
}

@media (max-width: 1024px) {
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .steps-grid {
    grid-template-columns: 1fr;
  }
}