/* ========= Root & Global ========= */
:root {
  --bg-page: #f3f4f6;
  --bg-section: #ffffff;
  --bg-section-alt: #f9fafb;
  --border-subtle: #e5e7eb;
  --text-main: #111827;
  --text-muted: #4b5563;
  --accent-navy: #1e3a8a;
  --accent-teal: #0f766e;
  --accent-soft: #e0f2fe;
  --shadow-soft: 0 10px 30px rgba(15, 23, 42, 0.08);
  --radius-lg: 0.9rem;
  --font-base: "Inter", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-base);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.6;
}

/* ===== Medical Billing & RCM Two-Column Layout (if you use later) ===== */
.billing-flex {
  display: flex;
  align-items: flex-start;
  gap: 2.5rem;
  padding-top: 1rem;
}

.billing-text {
  flex: 1.1;
}

.billing-image {
  flex: 0.9;
  display: flex;
  justify-content: center;
  align-items: center;
}

.billing-image img {
  width: 100%;
  max-width: 420px;
  height: auto;
  object-fit: contain;
}

/* Mobile Responsive for billing flex */
@media (max-width: 900px) {
  .billing-flex {
    flex-direction: column;
    text-align: left;
  }

  .billing-image {
    justify-content: flex-start;
  }

  .billing-image img {
    max-width: 320px;
  }
}

/* ========= Layout Helpers ========= */
.container {
  width: min(1120px, 100%);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.section {
  padding: 3.5rem 0;
  background-color: var(--bg-section);
}

.section-alt {
  background-color: var(--bg-section-alt);
}

.section-inner {
  max-width: 900px;
  margin: 0 auto;
}

.section-header {
  margin-bottom: 1.4rem;
}

.section-header h2 {
  font-size: 1.7rem;
  margin: 0 0 0.3rem;
}

.section-actions {
  margin-top: 1.3rem;
}

/* ========= Typography ========= */
h1, h2, h3 {
  color: var(--text-main);
  font-weight: 600;
}

p {
  margin: 0 0 0.9rem;
  color: var(--text-muted);
}

ul {
  margin: 0.3rem 0 1rem 1.1rem;
  padding: 0;
  color: var(--text-muted);
}

li::marker {
  color: var(--accent-navy);
}

/* ========= Header / Nav ========= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background-color: #ffffff;
  border-bottom: 1px solid var(--border-subtle);
  box-shadow: 0 4px 10px rgba(15, 23, 42, 0.03);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 0;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  text-decoration: none;
  color: inherit;
}

.brand-logo {
  width: 42px;
  height: 42px;
  object-fit: contain;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.9rem;
  color: var(--accent-navy);
}

.brand-tagline {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.3rem;
  font-size: 0.9rem;
}

.main-nav a {
  text-decoration: none;
  color: var(--text-muted);
  position: relative;
  padding-bottom: 0.1rem;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.2rem;
  width: 0;
  height: 2px;
  background: linear-gradient(to right, var(--accent-navy), var(--accent-teal));
  transition: width 0.2s ease;
}

.main-nav a:hover {
  color: var(--accent-navy);
}

.main-nav a:hover::after {
  width: 100%;
}

/* ========= Hero ========= */
.hero {
  padding: 3rem 0 2.5rem;
  background: linear-gradient(to bottom, #ffffff, #f3f4f6);
}

.hero-inner {
  max-width: 900px;
  margin: 0 auto;
}

.hero-content {
  background-color: #ffffff;
  border-radius: 1rem;
  padding: 2rem 1.75rem;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--border-subtle);
}

.hero h1 {
  font-size: clamp(2rem, 4vw, 2.6rem);
  margin: 0 0 0.7rem;
}

.hero-lead {
  font-size: 0.98rem;
}

/* ========= Buttons ========= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.35rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease,
    box-shadow 0.2s ease, transform 0.1s ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-navy), var(--accent-teal));
  color: #ffffff;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.18);
}

.btn-primary:hover {
  box-shadow: 0 14px 32px rgba(15, 23, 42, 0.24);
  transform: translateY(-1px);
}

.btn-outline {
  background-color: #ffffff;
  color: var(--accent-navy);
  border-color: var(--accent-navy);
}

.btn-outline:hover {
  background-color: var(--accent-soft);
  border-color: var(--accent-teal);
  color: var(--accent-teal);
}

/* ========= Cards ========= */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.4rem;
  margin-top: 1.2rem;
  align-items: stretch;
  grid-auto-rows: 1fr; 
}
.cards-grid .card {
  height: 100%;
  display: flex;
  flex-direction: column;
}
.card {
  background-color: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-soft);
  padding: 1.35rem 1.4rem 1.25rem;
  display: flex;
  flex-direction: column;
}

.card h3 {
  margin-top: 0;
  margin-bottom: 0.6rem;
  font-size: 1.05rem;
}

.card .btn,
.card .btn-outline,
.card .btn-primary {
  margin-top: auto;
  margin-bottom: 30px; /* fixed leangth form bottom */
}

.card p:empty {
  margin-bottom: 1.6rem;
}

/* ========= Contact ========= */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.2rem;
  margin-top: 1rem;
}

.contact-item {
  background-color: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  padding: 1rem 1.1rem;
  box-shadow: var(--shadow-soft);
}

.contact-label {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 0.2rem;
}

.contact-value {
  font-weight: 500;
  color: var(--accent-navy);
}

/* ========= Footer ========= */
.site-footer {
  background-color: #ffffff;
  border-top: 1px solid var(--border-subtle);
  padding: 1.6rem 0 1.8rem;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.4rem;
}

.footer-brand {
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-navy);
}

.footer-text {
  margin: 0.3rem 0 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-copy {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ===== RCM Cycle Image Wrap ===== */
.cycle-image {
  width: 360px;
  float: right;
  margin: 0 0 1rem 1.5rem;
  shape-outside: circle();
  shape-margin: 10px;
}

/* ========= Responsive ========= */
@media (max-width: 900px) {
  .contact-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}
@media (max-width: 900px) {
  .cards-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .main-nav {
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 0.8rem;
  }

  .hero {
    padding-top: 2.5rem;
  }

  .hero-content {
    padding: 1.6rem 1.4rem;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .main-nav {
    font-size: 0.85rem;
  }

  .brand-tagline {
    max-width: 180px;
  }
}

/* ============================
   RCM EXPAND LIST STYLING
   ============================ */

/* Remove default list styles */
.rcm-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.rcm-item {
  border-radius: 12px;
  margin-bottom: 16px;
  cursor: pointer;
  transition: background 0.2s ease;
  overflow: hidden; /* important for clipping animation */
}

/* Header row (clickable area) */
.rcm-item-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  font-weight: 600;
  user-select: none;
}

/* Arrow styling */
.rcm-item .arrow {
  transition: transform 0.25s ease;
  display: inline-block;
}

/* Rotate arrow when open */
.rcm-item.open .arrow {
  transform: rotate(90deg);
}

/* Option 2 – Grey background expand box */
.rcm-expand {
  background: #e8f0ff; /* soft grey-blue box */
  border-left: 6px solid #2563eb; /* blue bar on left */
  padding: 18px 20px;
  margin-top: 6px;

  display: none;
  animation: fadeSlide 0.25s ease;
  border-radius: 10px;
}

/* Show expand when parent has .open */
.rcm-item.open .rcm-expand {
  display: block;
}

/* Animation */
@keyframes fadeSlide {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Label text */
.rcm-label {
  font-size: 15px;
  line-height: 1.4;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Better spacing for buttons inside expand */
.rcm-expand .btn {
  margin-top: 12px;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
  .rcm-expand {
    padding: 16px;
  }

  .rcm-item-header {
    padding: 12px 16px;
  }
}