@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

  /* 1. CSS Reset & Variables */

:root {

  --color-primary: #0f172a;          
  --color-primary-light: #1e293b;
  --color-accent-rose: #f43f5e;        
  --color-accent-rose-hover: #e11d48;
  --color-accent-teal: #0d9488;       
  --color-accent-teal-hover: #0f766e;
  
  --color-bg-body: #f8fafc;            
  --color-bg-card: #ffffff;
  --color-bg-slate: #f1f5f9;
  
  
  --color-text-main: #1e293b;
  --color-text-muted: #64748b;
  --color-text-light: #94a3b8;
  --color-white: #ffffff;
  
  --color-emerald-100: #d1fae5;
  --color-emerald-600: #059669;
  --color-emerald-700: #047857;
  
  --font-family: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 30px;
  
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.05), 0 2px 4px -1px rgba(0,0,0,0.03);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.05), 0 4px 6px -2px rgba(15, 23, 42, 0.03);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.08), 0 10px 10px -5px rgba(15, 23, 42, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(15, 23, 42, 0.12);
  
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  --transition-spring: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  
  --container-max-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
}

body {
  font-family: var(--font-family);
  background-color: var(--color-bg-body);
  color: var(--color-text-main);
  line-height: 1.6;
  overflow-x: hidden;
  width: 100%;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-fast);
}

button, input, textarea, select {
  font-family: inherit;
  font-size: 1rem;
}

/* 2. Main Layout Structure */
.container {
  width: 90%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  position: relative;
}

section {
  padding: 5.5rem 0;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 3.5rem;
  color: var(--color-primary);
  letter-spacing: -0.02em;
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background-color: var(--color-accent-rose);
  margin: 0.75rem auto 0 auto;
  border-radius: 2px;
}

.section-subtitle {
  text-align: center;
  max-width: 650px;
  margin: -2.5rem auto 3.5rem auto;
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

.grid-fluid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.25rem;
}

.grid-fluid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 2.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.25rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
}

.header-nav {
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(241, 245, 249, 0.8);
  position: sticky;
  top: 0;
  z-index: 999;
  box-shadow: var(--shadow-sm);
}

.navbar-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.03em;
}

.brand-logo .pulse-icon {
  color: var(--color-accent-rose);
  animation: pulse-heart 1.5s infinite;
  display: inline-block;
  font-size: 1.65rem;
}

.menu-toggle {
  display: none;
}

.hamburger {
  display: none;
  cursor: pointer;
  z-index: 1001;
  position: relative;
  width: 28px;
  height: 20px;
}

.hamburger span,
.hamburger span::before,
.hamburger span::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 2.5px;
  background-color: var(--color-primary);
  border-radius: 4px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.hamburger span {
  top: 50%;
  transform: translateY(-50%);
}

.hamburger span::before {
  top: -8px;
}

.hamburger span::after {
  top: 8px;
}

.nav-links {
  display: flex;
  /* align-items: center; */
  gap: 1.75rem;
  list-style: none;
  text-align: center;
  justify-content: center;
}

.nav-links a {
  font-weight: 600;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  position: relative;
  padding: 0.5rem 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2.5px;
  background-color: var(--color-accent-rose);
  border-radius: 4px;
  transition: width var(--transition-fast);
}

.nav-links a:hover {
  color: var(--color-accent-rose);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-links a.active {
  color: var(--color-primary);
}

.nav-btn-wrapper {
  margin-left: 0.5rem;
}

.nav-links a.nav-btn {
  display: inline-block;
  background-color: var(--color-primary);
  color: var(--color-white) !important;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.nav-links a.nav-btn:hover {
  background-color: var(--color-accent-rose);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
  color: var(--color-white) !important;
}

.nav-links a.nav-btn::after {
  display: none !important;
}

.btn {
  display: inline-block;
  padding: 0.8rem 1.75rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-spring);
  text-align: center;
  border: none;
  font-size: 1rem;
}

.btn-primary {
  background-color: var(--color-accent-rose);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(244, 63, 94, 0.4);
}

.btn-primary:hover {
  background-color: var(--color-accent-rose-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(244, 63, 94, 0.5);
}

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

.btn-secondary:hover {
  background-color: var(--color-bg-slate);
  border-color: var(--color-text-light);
  transform: translateY(-2px);
}

.btn-teal {
  background-color: var(--color-accent-teal);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(13, 148, 136, 0.3);
}

.btn-teal:hover {
  background-color: var(--color-accent-teal-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(13, 148, 136, 0.4);
}
.card {
  background-color: var(--color-bg-card);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-spring);
  border: 1px solid rgba(241, 245, 249, 0.9);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(226, 232, 240, 0.5);
}
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.modal-overlay:target {
  opacity: 1;
  pointer-events: auto;
}

.modal-card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 3rem 2.5rem;
  max-width: 500px;
  width: 90%;
  text-align: center;
  box-shadow: var(--shadow-2xl);
  transform: scale(0.9);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  border: 1px solid rgba(226, 232, 240, 0.8);
}

.modal-overlay:target .modal-card {
  transform: scale(1);
}

.modal-icon-container {
  width: 76px;
  height: 76px;
  background-color: var(--color-emerald-100);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem auto;
}

.modal-icon-container span {
  font-size: 2.5rem;
  color: var(--color-emerald-600);
  line-height: 1;
}

.modal-card h2 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--color-primary);
}

.modal-card p {
  color: var(--color-text-muted);
  margin-bottom: 2rem;
  font-size: 1.05rem;
  line-height: 1.5;
}

.modal-close-btn {
  display: inline-block;
  background-color: var(--color-primary);
  color: var(--color-white) !important;
  font-weight: 600;
  padding: 0.8rem 2.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.modal-close-btn:hover {
  background-color: var(--color-accent-rose);
  box-shadow: 0 4px 14px rgba(244, 63, 94, 0.4);
}

/* Forms */
.form-group {
  margin-bottom: 1.5rem;
  text-align: left;
}

.form-label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-primary);
  font-size: 0.9rem;
}

.form-control {
  width: 100%;
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-bg-slate);
  background-color: var(--color-bg-body);
  color: var(--color-text-main);
  transition: all var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-accent-rose);
  background-color: var(--color-white);
  box-shadow: 0 0 0 4px rgba(244, 63, 94, 0.1);
}

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

/* Table Style */
.vitals-table-wrapper {
  overflow-x: auto;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(226, 232, 240, 0.8);
  margin-top: 2rem;
}

.vitals-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

.vitals-table th {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 1.15rem 1.5rem;
  font-weight: 600;
}

.vitals-table td {
  padding: 1.15rem 1.5rem;
  border-bottom: 1px solid var(--color-bg-slate);
  color: var(--color-text-main);
}

.vitals-table tr:last-child td {
  border-bottom: none;
}

.vitals-table tr:nth-child(even) {
  background-color: var(--color-bg-body);
}

.status-indicator {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
}

.status-indicator.normal { background-color: rgba(13, 148, 136, 0.1); color: var(--color-accent-teal); }
.status-indicator.elevated { background-color: rgba(234, 179, 8, 0.1); color: #b45309; }
.status-indicator.high { background-color: rgba(244, 63, 94, 0.1); color: var(--color-accent-rose); }

/* FAQ */
.faq-details {
  background-color: var(--color-bg-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  margin-bottom: 1rem;
  border: 1px solid rgba(226, 232, 240, 0.8);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.faq-details[open] {
  box-shadow: var(--shadow-md);
  border-color: rgba(244, 63, 94, 0.3);
}

.faq-summary {
  padding: 1.25rem 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
  font-size: 1.1rem;
  cursor: pointer;
  list-style: none;
  position: relative;
  user-select: none;
  outline: none;
}

.faq-summary::-webkit-details-marker {
  display: none;
}

.faq-summary::after {
  content: '+';
  position: absolute;
  right: 1.75rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--color-text-muted);
  transition: transform var(--transition-fast);
}

.faq-details[open] .faq-summary::after {
  content: '−';
}

.faq-content {
  padding: 0 1.75rem 1.5rem 1.75rem;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* HERO SECTION */
.hero {
  padding: 6.5rem 0;
  background: radial-gradient(circle at 80% 20%, rgba(244, 63, 94, 0.04) 0%, rgba(255, 255, 255, 0) 50%),
  adial-gradient(circle at 10% 80%, rgba(13, 148, 136, 0.03) 0%, rgba(255, 255, 255, 0) 50%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4.5rem;
  align-items: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgba(244, 63, 94, 0.08);
  color: var(--color-accent-rose);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-xl);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
}

.hero-title span {
  color: var(--color-accent-rose);
}

.hero-text {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  margin-bottom: 2.5rem;
  max-width: 550px;
}

.hero-actions {
  display: flex;
  gap: 1.25rem;
}

/* Hero Art */
.hero-art-container {
  position: relative;
}

.mockup-dashboard {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-2xl);
  padding: 1.5rem;
  border: 1px solid rgba(226, 232, 240, 0.8);
  position: relative;
  z-index: 2;
}

.mockup-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--color-bg-slate);
  padding-bottom: 1rem;
  margin-bottom: 1.25rem;
}

.mockup-dots {
  display: flex;
  gap: 6px;
}

.mockup-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #cbd5e1;
}

.mockup-dot.red { background-color: #f43f5e; }
.mockup-dot.yellow { background-color: #eab308; }
.mockup-dot.green { background-color: #22c55e; }

.mockup-user {
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.mockup-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.mockup-card {
  background-color: var(--color-bg-slate);
  border-radius: var(--radius-md);
  padding: 1rem;
}

.mockup-card-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.mockup-card-val {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-primary);
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.mockup-card-val span {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.mockup-card-desc {
  font-size: 0.7rem;
  font-weight: 600;
  margin-top: 0.25rem;
}

.mockup-card-desc.rose { color: var(--color-accent-rose); }
.mockup-card-desc.teal { color: var(--color-accent-teal); }

.mockup-graph {
  background-color: var(--color-bg-slate);
  border-radius: var(--radius-md);
  padding: 1rem;
  height: 120px;
  position: relative;
  overflow: hidden;
}

.mockup-graph-header {
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  display: flex;
  justify-content: space-between;
}

.mockup-wave {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 60px;
  background: linear-gradient(180deg, rgba(244, 63, 94, 0.15) 0%, rgba(244, 63, 94, 0) 100%);
  clip-path: polygon(0 50%, 15% 45%, 30% 25%, 45% 65%, 60% 15%, 75% 55%, 90% 30%, 100% 45%, 100% 100%, 0 100%);
}

.mockup-wave-line {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 60px;
  background: none;
  border-top: 2px solid var(--color-accent-rose);
  clip-path: polygon(0 50%, 15% 45%, 30% 25%, 45% 65%, 60% 15%, 75% 55%, 90% 30%, 100% 45%, 100% 100%, 0 100%);
}

.floating-badge {
  position: absolute;
  background-color: var(--color-white);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border: 1px solid rgba(226, 232, 240, 0.8);
  z-index: 3;
}

.badge-1 {
  top: 15%;
  left: -40px;
  animation: float-y 4s ease-in-out infinite alternate;
}

.badge-2 {
  bottom: 10%;
  right: -30px;
  animation: float-y 4s ease-in-out infinite alternate-reverse;
}

.badge-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: rgba(13, 148, 136, 0.1);
  color: var(--color-accent-teal);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.badge-icon.rose {
  background-color: rgba(244, 63, 94, 0.1);
  color: var(--color-accent-rose);
}

.badge-info h4 {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-primary);
}

.badge-info p {
  font-size: 0.7rem;
  color: var(--color-text-muted);
}

.interactive-dashboard-section {
  background-color: var(--color-bg-slate);
  padding: 6rem 0;
}

.dashboard-tabs-container {
  display: flex;
  flex-direction: column;
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  border: 1px solid rgba(226, 232, 240, 0.8);
}

.dashboard-tab-radio {
  display: none;
}

/* Tabs Sidebar */
.dashboard-tabs-header {
  display: flex;
  background-color: var(--color-primary);
  border-bottom: 1px solid var(--color-primary-light);
  overflow-x: auto;
}

.dashboard-tab-label {
  flex: 1;
  padding: 1.5rem 1.25rem;
  text-align: center;
  font-weight: 700;
  color: var(--color-text-light);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.dashboard-tab-label:hover {
  color: var(--color-white);
}

#preview-tab-heart:checked ~ .dashboard-tabs-header label[for="preview-tab-heart"],
#preview-tab-bp:checked ~ .dashboard-tabs-header label[for="preview-tab-bp"],
#preview-tab-sleep:checked ~ .dashboard-tabs-header label[for="preview-tab-sleep"] {
  color: var(--color-white);
  background-color: var(--color-primary-light);
  border-bottom-color: var(--color-accent-rose);
}

.dashboard-tabs-content {
  padding: 3rem;
  background-color: var(--color-white);
}

.tab-preview-pane {
  display: none;
  animation: fade-in 0.4s ease;
}

#preview-tab-heart:checked ~ .dashboard-tabs-content .pane-heart-preview,
#preview-tab-bp:checked ~ .dashboard-tabs-content .pane-bp-preview,
#preview-tab-sleep:checked ~ .dashboard-tabs-content .pane-sleep-preview {
  display: block;
}

.vitals-preview-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 3rem;
  align-items: center;
}

.vitals-indicator-card {
  text-align: center;
  padding: 2rem;
  border-radius: var(--radius-md);
  background-color: var(--color-bg-body);
  border: 1px solid var(--color-bg-slate);
}

.vitals-indicator-card .vitals-val {
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin: 1rem 0;
}

.vitals-indicator-card .vitals-val span {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  font-weight: 600;
}

.bar-chart-sim {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  height: 180px;
  padding-top: 1rem;
  border-bottom: 2px solid var(--color-bg-slate);
  position: relative;
}

.bar-item-sim {
  flex: 1;
  margin: 0 8px;
  background-color: var(--color-accent-teal);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  position: relative;
  transition: height 0.5s ease;
  min-height: 10px;
}

.bar-item-sim.rose {
  background-color: var(--color-accent-rose);
}

.bar-item-sim::after {
  content: attr(data-val);
  position: absolute;
  top: -25px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-text-muted);
}

.bar-label-sim {
  text-align: center;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-top: 0.5rem;
}

.home-services {
  background-color: var(--color-bg-card);
}

.service-card-icon {
  width: 56px;
  height: 56px;
  background-color: rgba(244, 63, 94, 0.08);
  color: var(--color-accent-rose);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  /* margin-bottom: 1.5rem; */
  margin: 0 auto 1.5rem;
}

.service-card-icon.teal {
  background-color: rgba(13, 148, 136, 0.08);
  color: var(--color-accent-teal);
}

.service-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--color-primary);
}

.service-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-accent-rose);
}

.service-link:hover {
  color: var(--color-accent-rose-hover);
}

.service-link:hover span {
  transform: translateX(4px);
}

.service-link span {
  transition: transform var(--transition-fast);
}

.stats {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 4.5rem 0;
}
.stats-grid {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.stat-item h3 {
  font-size: 3.25rem;
  font-weight: 800;
  color: var(--color-accent-rose);
  margin-bottom: 0.25rem;
  line-height: 1.1;
}

.stat-item p {
  color: var(--color-text-light);
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 3px;
  background-color: var(--color-bg-slate);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  width: 50%;
  padding: 2rem;
  box-sizing: border-box;
}

.timeline-item::after {
  content: '';
  position: absolute;
  top: 2.5rem;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background-color: var(--color-white);
  border: 4px solid var(--color-accent-rose);
  z-index: 1;
}

.timeline-left {
  left: 0;
  text-align: right;
  padding-right: 3.5rem;
}

.timeline-left::after {
  right: -10px;
}

.timeline-right {
  left: 50%;
  text-align: left;
  padding-left: 3.5rem;
}

.timeline-right::after {
  left: -10px;
}

.timeline-badge {
  display: inline-block;
  background-color: var(--color-accent-teal);
  color: var(--color-white);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-sm);
  margin-bottom: 0.75rem;
}

.timeline-item h3 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.timeline-item p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.story-card {
  background-color: var(--color-bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(226, 232, 240, 0.8);
}

.story-card-top {
  height: 6px;
  background: linear-gradient(90deg, var(--color-accent-rose), var(--color-accent-teal));
}

.story-content {
  padding: 2.5rem;
}

.story-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.story-badge {
  background-color: rgba(13, 148, 136, 0.08);
  color: var(--color-accent-teal);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-xl);
}

.story-pulse-stat {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-accent-rose);
  display: flex;
  align-items: center;
  gap: 4px;
}

.story-quote {
  font-size: 1.1rem;
  font-style: italic;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
  font-weight: 500;
  line-height: 1.5;
}

.story-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.story-avatar-mock {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--color-bg-slate);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  border: 2px solid var(--color-white);
  box-shadow: var(--shadow-sm);
}

.story-author-details h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
}

.story-author-details p {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.blog-card {
  padding: 0;
  overflow: hidden;
}

.blog-img-placeholder {
  height: 200px;
  background: linear-gradient(135deg, #f1f5f9 0%, #cbd5e1 100%);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
}

.blog-img-placeholder svg {
  opacity: 0.4;
}

.blog-info {
  padding: 2rem;
}

.blog-cat {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--color-accent-rose);
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.blog-info h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.blog-info h3:hover {
  color: var(--color-accent-rose);
}

.blog-info p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.blog-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--color-bg-slate);
  padding-top: 1rem;
  font-size: 0.8rem;
  color: var(--color-text-light);
}

.blog-author {
  font-weight: 600;
  color: var(--color-text-muted);
}

.split-form-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: flex-start;
}

.form-info-pane {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 3rem;
  box-shadow: var(--shadow-lg);
}

.form-info-pane h3 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.form-info-list {
  list-style: none;
  margin-bottom: 2.5rem;
}

.form-info-list li {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.form-info-icon {
  width: 32px;
  height: 32px;
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-accent-rose);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  flex-shrink: 0;
  font-size: 0.95rem;
}

.form-info-text h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-white);
}

.form-info-text p {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.form-pane-illustration {
  background: linear-gradient(135deg, rgba(244, 63, 94, 0.1) 0%, rgba(13, 148, 136, 0.1) 100%);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.auth-container {
  max-width: 480px;
  margin: 0 auto;
}

.auth-tabs {
  display: flex;
  margin-bottom: 2rem;
  background-color: var(--color-bg-slate);
  padding: 4px;
  border-radius: var(--radius-md);
  position: relative;
}

.auth-tab-btn {
  flex: 1;
  text-align: center;
  padding: 0.75rem;
  font-weight: 700;
  color: var(--color-text-muted);
  cursor: pointer;
  z-index: 2;
  transition: color var(--transition-fast);
}

.auth-slider {
  position: absolute;
  top: 4px;
  bottom: 4px;
  left: 4px;
  width: calc(50% - 4px);
  background-color: var(--color-white);
  border-radius: calc(var(--radius-md) - 2px);
  box-shadow: var(--shadow-sm);
  z-index: 1;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.auth-toggle {
  display: none;
}

.auth-toggle:checked ~ .auth-tabs .auth-slider {
  transform: translateX(100%);
}

.auth-toggle:checked ~ .auth-tabs label[for="auth-toggle-signup"] {
  color: var(--color-primary);
}

.auth-toggle:not(:checked) ~ .auth-tabs label[for="auth-toggle-login"] {
  color: var(--color-primary);
}

.login-form-container,
.signup-form-container {
  display: none;
}

.auth-toggle:not(:checked) ~ .login-form-container {
  display: block;
  animation: fade-in 0.3s ease;
}

.auth-toggle:checked ~ .signup-form-container {
  display: block;
  animation: fade-in 0.3s ease;
}


   /* Footer Section */
   
.footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 5rem 0 2rem 0;
  border-top: 1px solid var(--color-primary-light);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr 0.75fr 1.25fr;
  gap: 3.5rem;
  margin-bottom: 4rem;
}

.footer-brand h3 {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-brand h3 .pulse-icon {
  color: var(--color-accent-rose);
}

.footer-brand p {
  color: var(--color-text-light);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.footer-socials {
  display: flex;
  gap: 0.75rem;
}

.social-link {
  width: 36px;
  height: 36px;
  background-color: var(--color-primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light);
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

.social-link:hover {
  background-color: var(--color-accent-rose);
  color: var(--color-white);
  transform: translateY(-2px);
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--color-white);
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background-color: var(--color-accent-rose);
}

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

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: var(--color-text-light);
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--color-accent-rose);
  padding-left: 4px;
}

.footer-newsletter p {
  color: var(--color-text-light);
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
}

.newsletter-form {
  display: flex;
  gap: 0.5rem;
}

.newsletter-input {
  flex: 1;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-primary-light);
  background-color: var(--color-primary-light);
  color: var(--color-white);
}

.newsletter-input:focus {
  outline: none;
  border-color: var(--color-accent-rose);
  background-color: var(--color-primary-light);
}

.newsletter-btn {
  background-color: var(--color-accent-rose);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-md);
  padding: 0 1.25rem;
  cursor: pointer;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.newsletter-btn:hover {
  background-color: var(--color-accent-rose-hover);
}

.footer-bottom {
  border-top: 1px solid var(--color-primary-light);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--color-text-light);
  font-size: 0.85rem;
}

.footer-policies {
  display: flex;
  gap: 1.5rem;
}

/* 7. CSS Animations */
@keyframes pulse-heart {
  0% { transform: scale(1); }
  14% { transform: scale(1.15); }
  28% { transform: scale(1); }
  42% { transform: scale(1.15); }
  70% { transform: scale(1); }
}

@keyframes float-y {
  0% { transform: translateY(0); }
  100% { transform: translateY(-15px); }
}

@keyframes fade-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Media Queries */
@media (max-width: 1024px) {
  section {
    padding: 4.5rem 0;
  }

  .section-title {
    font-size: 2.2rem;
    margin-bottom: 2.75rem;
  }

  .section-subtitle {
    margin-top: -2rem;
    margin-bottom: 2.75rem;
  }

  .hamburger {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    width: 300px;
    height: 100vh;
    background-color: var(--color-bg-card);
    flex-direction: column;
    align-items: flex-start;
    padding: 100px 2.5rem 2.5rem 2.5rem;
    box-shadow: -10px 0 40px rgba(15, 23, 42, 0.15);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.4s;
    gap: 1.5rem;
    transform: translateX(100%);
    visibility: hidden;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    font-size: 1.15rem;
    display: block;
    width: 100%;
    padding: 0.5rem 0;
  }

  .nav-links a::after {
    height: 2px;
  }

  .nav-btn-wrapper {
    margin-left: 0;
    margin-top: 1rem;
    width: 100%;
  }

  .nav-links a.nav-btn {
    display: block;
    width: 100%;
    text-align: center;
  }

  .menu-toggle:checked ~ .nav-links {
    transform: translateX(0);
    visibility: visible;
  }

  .menu-toggle:checked ~ .hamburger span {
    background-color: transparent;
  }

  .menu-toggle:checked ~ .hamburger span::before {
    transform: rotate(45deg);
    top: 0;
  }

  .menu-toggle:checked ~ .hamburger span::after {
    transform: rotate(-45deg);
    top: 0;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3.5rem;
    text-align: center;
  }

  .hero-title {
    font-size: 2.8rem;
  }

  .hero-text {
    margin: 0 auto 2rem auto;
  }

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

  .floating-badge {
    display: none; 
  }

  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
  }

  .grid-2 {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .split-form-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
  }

  .vitals-preview-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  section {
    padding: 3.5rem 0;
  }
  
  .section-title {
    font-size: 1.9rem;
    margin-bottom: 2.5rem;
  }
  
  .section-subtitle {
    margin-top: -1.75rem;
    margin-bottom: 2.5rem;
    font-size: 0.95rem;
  }

  .hero-title {
    font-size: 2.15rem;
  }

  .grid-3 {
    grid-template-columns: 1fr;
  }

  .grid-4 {
    grid-template-columns: 1fr;
  }

  .timeline::before {
    left: 20px;
  }
  
  .timeline-item {
    width: 100%;
    padding-left: 45px;
    padding-right: 0;
    text-align: left !important;
  }
  
  .timeline-item::after {
    left: 10px !important;
    right: auto !important;
  }
  
  .timeline-right {
    left: 0;
  }

  .dashboard-tabs-content {
    padding: 1.5rem;
  }

  .form-info-pane {
    padding: 2rem 1.5rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

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

  .stats .stat-item {
    text-align: center;
  }
}