/* =============================================================
   BIBLIO SYSTEMS — styles.css
   Custom styles extending Bootstrap 5
   Color palette:
     --clr-primary:   #2f4f4f  (dark teal)
     --clr-secondary: #367588  (medium teal)
     --clr-accent:    #5d8aa8  (steel blue)
     --clr-neutral:   #264348  (deep dark teal)
   ============================================================= */

/* ─────────────────────────────────────────────
   1. CSS CUSTOM PROPERTIES
   ───────────────────────────────────────────── */
:root {
  --clr-primary:       #2f4f4f;
  --clr-secondary:     #367588;
  --clr-accent:        #5d8aa8;
  --clr-neutral:       #264348;

  --clr-primary-dark:  #1e3535;
  --clr-accent-light:  #7aa8c4;
  --clr-accent-pale:   #e8f2f8;

  --clr-white:         #ffffff;
  --clr-off-white:     #f7f9fb;
  --clr-light-gray:    #eef1f4;
  --clr-mid-gray:      #9eacb4;
  --clr-charcoal:      #2c3e3e;
  --clr-text:          #1e2f2f;
  --clr-text-muted:    #5a7070;

  --font-sans:         'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;

  --radius-sm:         6px;
  --radius-md:         12px;
  --radius-lg:         20px;
  --radius-pill:       999px;

  --shadow-sm:         0 1px 4px rgba(30, 53, 53, 0.08);
  --shadow-md:         0 4px 16px rgba(30, 53, 53, 0.12);
  --shadow-lg:         0 8px 32px rgba(30, 53, 53, 0.16);

  --transition-fast:   150ms ease;
  --transition-base:   250ms ease;
  --transition-slow:   400ms ease;

  --nav-height:        72px;
  --nav-height-scrolled: 60px;
}

/* ─────────────────────────────────────────────
   2. RESET & BASE
   ───────────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  font-family: var(--font-sans);
  color: var(--clr-text);
  background-color: var(--clr-white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  padding-top: var(--nav-height);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

a:hover {
  color: var(--clr-primary);
}

a:focus-visible {
  outline: 2px solid var(--clr-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ─────────────────────────────────────────────
   3. TYPOGRAPHY
   ───────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  color: var(--clr-primary);
  line-height: 1.25;
  letter-spacing: -0.02em;
  font-weight: 700;
}

.section-eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-secondary);
  margin-bottom: 0.75rem;
}

.section-header {
  max-width: 620px;
  margin: 0 auto;
}

.section-header h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 1rem;
}

.section-subtext {
  font-size: 1.05rem;
  color: var(--clr-text-muted);
  max-width: 580px;
  margin: 0 auto;
}

.section-subtext.text-start {
  margin: 0;
}

/* ─────────────────────────────────────────────
   4. UTILITY CLASSES
   ───────────────────────────────────────────── */
.section-pad {
  padding-top: 80px;
  padding-bottom: 80px;
}

.section-pad-lg {
  padding-top: 100px;
  padding-bottom: 100px;
}

.section-pad-sm {
  padding-top: 48px;
  padding-bottom: 48px;
}

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

/* Reveal animation utility */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.reveal-on-scroll.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ─────────────────────────────────────────────
   5. BUTTONS
   ───────────────────────────────────────────── */
.btn-cta {
  background-color: var(--clr-secondary);
  color: var(--clr-white);
  border: 2px solid var(--clr-secondary);
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.55rem 1.4rem;
  letter-spacing: 0.01em;
  transition: background-color var(--transition-base), border-color var(--transition-base), transform var(--transition-fast), box-shadow var(--transition-base);
}

.btn-cta:hover,
.btn-cta:focus-visible {
  background-color: var(--clr-primary);
  border-color: var(--clr-primary);
  color: var(--clr-white);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(47, 79, 79, 0.28);
}

.btn-cta:active {
  transform: translateY(0);
}

.btn-cta.btn-lg {
  padding: 0.75rem 2rem;
  font-size: 1rem;
}

.btn-hero-secondary {
  background-color: transparent;
  color: var(--clr-primary);
  border: 2px solid var(--clr-accent);
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.55rem 1.4rem;
  transition: background-color var(--transition-base), color var(--transition-base), transform var(--transition-fast);
}

.btn-hero-secondary:hover,
.btn-hero-secondary:focus-visible {
  background-color: var(--clr-accent-pale);
  color: var(--clr-primary);
  border-color: var(--clr-secondary);
  transform: translateY(-1px);
}

.btn-hero-secondary.btn-lg {
  padding: 0.75rem 2rem;
  font-size: 1rem;
}

.btn-cta-outline {
  background-color: transparent;
  color: var(--clr-accent-light);
  border: 2px solid var(--clr-accent);
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 0.5rem 1.25rem;
  transition: background-color var(--transition-base), color var(--transition-base);
}

.btn-cta-outline:hover,
.btn-cta-outline:focus-visible {
  background-color: rgba(93, 138, 168, 0.15);
  color: var(--clr-white);
  border-color: var(--clr-accent-light);
}

/* ─────────────────────────────────────────────
   6. HEADER & NAVBAR
   ───────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1050;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(47, 79, 79, 0.08);
  transition: box-shadow var(--transition-base), padding var(--transition-base), background-color var(--transition-base);
  height: var(--nav-height);
  display: flex;
  align-items: center;
  width: 100%;
}

.site-header .navbar {
  width: 100%;
  padding: 0;
}

/* Scrolled state — added via JS */
.site-header.scrolled {
  height: var(--nav-height-scrolled);
  box-shadow: var(--shadow-md);
  background-color: rgba(255, 255, 255, 0.98);
}

/* Brand */
.navbar-brand,
.footer-brand,
.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand-icon {
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.navbar-brand:hover .brand-icon {
  transform: rotate(-8deg) scale(1.05);
}

.brand-name {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--clr-primary);
  letter-spacing: -0.02em;
}

.brand-accent {
  color: var(--clr-secondary);
}

/* Nav links */
.navbar-nav .nav-link {
  color: var(--clr-charcoal);
  font-size: 0.88rem;
  font-weight: 500;
  padding: 0.35rem 0.65rem !important;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.navbar-nav .nav-link:hover {
  color: var(--clr-secondary);
  background-color: var(--clr-accent-pale);
}

.navbar-nav .nav-link.active {
  color: var(--clr-secondary);
  font-weight: 600;
}

/* Mobile hamburger button */
.sidebar-toggle {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--clr-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast), color var(--transition-fast);
  margin-left: auto;
}

.sidebar-toggle:hover {
  background-color: var(--clr-accent-pale);
  color: var(--clr-secondary);
}

/* ─────────────────────────────────────────────
   7. SIDEBAR (MOBILE DRAWER)
   ───────────────────────────────────────────── */
.sidebar-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(30, 47, 47, 0.5);
  z-index: 1040;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.sidebar-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.site-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: 280px;
  height: 100%;
  background-color: var(--clr-primary);
  z-index: 1050;
  display: flex;
  flex-direction: column;
  padding: 0;
  transform: translateX(-100%);
  transition: transform var(--transition-slow) cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
}

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

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-brand .brand-name {
  color: var(--clr-white);
}

.sidebar-brand .brand-accent {
  color: var(--clr-accent-light);
}

.sidebar-close {
  background: none;
  border: none;
  cursor: pointer;
  color: rgba(255, 255, 255, 0.7);
  display: flex;
  align-items: center;
  padding: 6px;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.sidebar-close:hover {
  color: var(--clr-white);
  background-color: rgba(255, 255, 255, 0.1);
}

.sidebar-nav {
  padding: 24px;
  flex: 1;
}

.sidebar-nav-list {
  list-style: none;
  margin: 0 0 32px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sidebar-nav-link {
  display: block;
  padding: 12px 16px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 1rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.sidebar-nav-link:hover {
  color: var(--clr-white);
  background-color: rgba(255, 255, 255, 0.1);
}

.sidebar-nav-link.active {
  color: var(--clr-white);
  background-color: rgba(93, 138, 168, 0.3);
}

.sidebar-cta .btn-cta {
  background-color: var(--clr-secondary);
  border-color: var(--clr-secondary);
  font-size: 0.95rem;
  padding: 0.7rem 1.5rem;
}

.sidebar-footer {
  padding: 20px 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-tagline {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  margin: 0;
  text-transform: uppercase;
}

/* ─────────────────────────────────────────────
   8. FOOTER
   ───────────────────────────────────────────── */
.site-footer {
  background-color: var(--clr-primary-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 64px 0 32px;
}

.site-footer .footer-brand .brand-name {
  color: var(--clr-white);
}

.site-footer .footer-brand .brand-accent {
  color: var(--clr-accent-light)
}

.footer-tagline {
  font-size: 0.9rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.55);
  max-width: 300px;
}

.footer-contact-item a {
  color: var(--clr-accent-light);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-contact-item a:hover {
  color: var(--clr-white);
}

.footer-col-heading {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 1rem;
}

.footer-nav-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-nav-list a {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.88rem;
  transition: color var(--transition-fast);
}

.footer-nav-list a:hover {
  color: var(--clr-white);
}

.footer-cta-text {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.88rem;
  margin-bottom: 1rem;
}

.footer-divider {
  border-color: rgba(255, 255, 255, 0.1);
  margin: 40px 0 24px;
}

.footer-copy {
  font-size: 0.83rem;
  color: rgba(255, 255, 255, 0.35);
  margin: 0;
}

.footer-legal {
  font-size: 0.83rem;
  color: rgba(255, 255, 255, 0.35);
  margin: 0;
}

.footer-legal a {
  color: rgba(255, 255, 255, 0.4);
  transition: color var(--transition-fast);
}

.footer-legal a:hover {
  color: rgba(255, 255, 255, 0.75);
}

/* ─────────────────────────────────────────────
   9. HERO SECTION
   ───────────────────────────────────────────── */
.hero-section {
  position: relative;
  min-height: calc(100vh - var(--nav-height));
  background-color: var(--clr-off-white);
  overflow: hidden;
  display: flex;
  align-items: center;
}

.hero-bg-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.06;
}

.shape-1 {
  width: 600px;
  height: 600px;
  background: var(--clr-secondary);
  top: -200px;
  right: -100px;
}

.shape-2 {
  width: 400px;
  height: 400px;
  background: var(--clr-accent);
  bottom: -150px;
  left: -100px;
}

.shape-3 {
  width: 250px;
  height: 250px;
  background: var(--clr-primary);
  top: 30%;
  right: 25%;
}

.hero-container {
  position: relative;
  z-index: 1;
  padding-top: 60px;
  padding-bottom: 60px;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clr-secondary);
  margin-bottom: 1rem;
}

.hero-headline {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  color: var(--clr-primary);
  margin-bottom: 1.25rem;
  max-width: 580px;
}

.hero-subtext {
  font-size: 1.1rem;
  color: var(--clr-text-muted);
  max-width: 500px;
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.hero-trust {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.hero-trust-label {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.hero-trust-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.hero-trust-tags span {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--clr-secondary);
  background-color: rgba(54, 117, 136, 0.08);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(54, 117, 136, 0.2);
}

/* Hero diagram visual */
.hero-visual {
  position: relative;
  width: 100%;
  max-width: 420px;
}

.hero-diagram {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 16px;
  padding: 24px;
}

.hd-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background-color: var(--clr-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: 24px 16px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.hd-node:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.hd-node i {
  font-size: 1.8rem;
}

.hd-cloud {
  color: var(--clr-text-muted);
}

.hd-cloud i {
  color: var(--clr-accent);
}

.hd-data i {
  color: var(--clr-secondary);
}

.hd-ai i {
  color: var(--clr-primary);
}

.hd-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--clr-secondary), var(--clr-primary));
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(47, 79, 79, 0.3);
  z-index: 2;
}

.hd-center i {
  font-size: 1.5rem;
  color: var(--clr-white);
}

/* ─────────────────────────────────────────────
   10. SERVICES SECTION
   ───────────────────────────────────────────── */
.services-section {
  background-color: var(--clr-white);
}

.service-card {
  background-color: var(--clr-white);
  border: 1px solid var(--clr-light-gray);
  border-radius: var(--radius-lg);
  padding: 38px 32px;
  display: flex;
  flex-direction: column;
  gap: 0;
  transition: box-shadow var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-secondary), var(--clr-accent));
  opacity: 0;
  transition: opacity var(--transition-base);
}

.service-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: transparent;
}

.service-card:hover::before {
  opacity: 1;
}

.service-card--featured {
  background: linear-gradient(145deg, var(--clr-primary) 0%, var(--clr-secondary) 100%);
  border-color: transparent;
  color: var(--clr-white);
}

.service-card--featured::before {
  display: none;
}

.service-card--featured h3,
.service-card--featured p,
.service-card--featured li {
  color: rgba(255, 255, 255, 0.9);
}

.service-card--featured h3 {
  color: var(--clr-white);
}

.service-card--featured .service-icon {
  color: rgba(255, 255, 255, 0.85);
}

.service-card--featured .service-link {
  color: rgba(255, 255, 255, 0.7);
}

.service-card--featured .service-link:hover {
  color: var(--clr-white);
}

.service-icon-wrap {
  margin-bottom: 20px;
}

.service-icon {
  font-size: 2.2rem;
  color: var(--clr-secondary);
  display: block;
  transition: transform var(--transition-base);
}

.service-card:hover .service-icon {
  transform: scale(1.1);
}

.service-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--clr-primary);
  margin-bottom: 12px;
}

.service-desc {
  font-size: 0.92rem;
  color: var(--clr-text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}

.service-points {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.service-points li {
  font-size: 0.85rem;
  color: var(--clr-text-muted);
  padding-left: 16px;
  position: relative;
}

.service-points li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--clr-accent);
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--clr-secondary);
  text-decoration: none;
  margin-top: auto;
  transition: color var(--transition-fast), gap var(--transition-fast);
}

.service-link:hover {
  color: var(--clr-primary);
  gap: 10px;
}

/* ─────────────────────────────────────────────
   11. CUSTOMER LOGO SLIDER
   ───────────────────────────────────────────── */
.logo-slider-section {
  padding: 48px 0;
  background-color: var(--clr-off-white);
  overflow: hidden;
}

.logos-header {
  margin-bottom: 36px;
}

.logos-heading {
  font-size: clamp(1.2rem, 2.5vw, 1.55rem);
  color: var(--clr-primary);
  margin-bottom: 10px;
}

.logos-subtext {
  font-size: 0.92rem;
  color: var(--clr-text-muted);
  max-width: 520px;
  margin: 0 auto;
}

/* Slider track */
.logo-track-wrapper {
  position: relative;
  overflow: hidden;
  width: 100%;
  /* Fade-out edges */
  mask-image: linear-gradient(
    to right,
    transparent 0%,
    black 10%,
    black 90%,
    transparent 100%
  );
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100% );
}

.logo-track {
  display: flex;
  gap: 0;
  width: max-content;
  /* Animation applied via JS */
}

.logo-item {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 180px;
  height: 72px;
  flex-shrink: 0;
  padding: 0 24px;
  transition: filter var(--transition-base), opacity var(--transition-base);
  filter: grayscale(100%) opacity(0.45);
  cursor: default;
}

.logo-item:hover {
  filter: grayscale(0%) opacity(1);
}

.logo-img {
  max-width: 120px;
  max-height: 40px;
  object-fit: contain;
}

.logo-text-fallback {
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--clr-primary);
  letter-spacing: -0.01em;
  white-space: nowrap;
}


/* ─────────────────────────────────────────────
   12. CAPABILITIES SECTION
   ───────────────────────────────────────────── */
.capabilities-section {
  background-color: var(--clr-white);
}

.capability-tile {
  background-color: var(--clr-off-white);
  border: 1px solid var(--clr-light-gray);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  height: 100%;
  transition: background-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

.capability-tile:hover {
  background-color: var(--clr-white);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.cap-icon-wrap {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--clr-accent-pale), rgba(54, 117, 136, 0.08));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  transition: background var(--transition-base);
}

.capability-tile:hover .cap-icon-wrap {
  background: linear-gradient(135deg, rgba(54, 117, 136, 0.15), rgba(47, 79, 79, 0.1));
}

.cap-icon-wrap i {
  font-size: 1.3rem;
  color: var(--clr-secondary);
}

.cap-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-primary);
  margin-bottom: 10px;
}

.cap-desc {
  font-size: 0.88rem;
  color: var(--clr-text-muted);
  line-height: 1.65;
  margin: 0;
}

/* ─────────────────────────────────────────────
   13. WHY CHOOSE US SECTION
   ───────────────────────────────────────────── */
.why-section {
  background-color: var(--clr-off-white);
}

.why-section h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 1rem;
}

.why-card {
  background-color: var(--clr-white);
  border-radius: var(--radius-md);
  padding: 24px;
  height: 100%;
  border: 1px solid var(--clr-light-gray);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.why-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.why-icon-wrap {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--clr-accent-pale), rgba(54, 117, 136, 0.08));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}

.why-icon-wrap i {
  font-size: 1.2rem;
  color: var(--clr-secondary);
}

.why-title {
  font-size: 0.97rem;
  font-weight: 700;
  color: var(--clr-primary);
  margin-bottom: 8px;
}

.why-desc {
  font-size: 0.875rem;
  color: var(--clr-text-muted);
  line-height: 1.65;
  margin: 0;
}

/* ─────────────────────────────────────────────
   14. PAGE HERO (shared across inner pages)
   ───────────────────────────────────────────── */
.page-hero {
  background: linear-gradient(135deg, var(--clr-primary) 0%, var(--clr-secondary) 100%);
  padding: 72px 0 56px;
  position: relative;
  overflow: hidden;
}

.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 80% 20%, rgba(93, 138, 168, 0.25) 0%, transparent 60%);
  pointer-events: none;
}

.page-hero .section-eyebrow {
  color: var(--clr-accent-light);
}

.page-hero-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  color: var(--clr-white);
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
}

.page-hero-subtext {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.75);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.7;
  position: relative;
  z-index: 1;
}

/* ─────────────────────────────────────────────
   15. ABOUT PAGE
   ───────────────────────────────────────────── */
.about-section {
  background-color: var(--clr-white);
}

.about-stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--clr-light-gray);
}

.about-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px 20px;
  background-color: var(--clr-off-white);
  text-align: center;
  transition: background-color var(--transition-base);
}

.about-stat:hover {
  background-color: var(--clr-accent-pale);
}

.stat-number {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--clr-primary);
  line-height: 1;
  letter-spacing: -0.03em;
  display: block;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--clr-text-muted);
  font-weight: 500;
}

.values-section {
  background-color: var(--clr-off-white);
}

.value-card {
  background-color: var(--clr-white);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  height: 100%;
  border: 1px solid var(--clr-light-gray);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.value-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.value-icon {
  font-size: 1.8rem;
  color: var(--clr-secondary);
  margin-bottom: 14px;
  display: block;
}

.value-card h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-primary);
  margin-bottom: 10px;
}

.value-card p {
  font-size: 0.88rem;
  color: var(--clr-text-muted);
  line-height: 1.65;
  margin: 0;
}

.approach-section {
  background-color: var(--clr-white);
}

.approach-step {
  text-align: center;
  padding: 20px 8px;
}

.step-number {
  font-size: 3rem;
  font-weight: 800;
  color: var(--clr-light-gray);
  line-height: 1;
  margin-bottom: 12px;
  letter-spacing: -0.04em;
  transition: color var(--transition-base);
}

.approach-step:hover .step-number {
  color: var(--clr-accent-pale);
}

.step-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--clr-primary);
  margin-bottom: 8px;
}

.step-desc {
  font-size: 0.88rem;
  color: var(--clr-text-muted);
  line-height: 1.65;
  margin: 0;
}

/* CTA strip */
.cta-strip {
  background: linear-gradient(135deg, var(--clr-primary) 0%, var(--clr-secondary) 100%);
}

.cta-strip-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--clr-white);
  margin-bottom: 0.75rem;
}

.cta-strip-subtext {
  color: rgba(255, 255, 255, 0.75);
  font-size: 1.05rem;
  margin-bottom: 2rem;
}

.cta-strip .btn-hero-secondary {
  color: rgba(255, 255, 255, 0.85);
  border-color: rgba(255, 255, 255, 0.45);
}

.cta-strip .btn-hero-secondary:hover {
  background-color: rgba(255, 255, 255, 0.12);
  color: var(--clr-white);
  border-color: rgba(255, 255, 255, 0.75);
}

/* ─────────────────────────────────────────────
   16. CONTACT PAGE
   ───────────────────────────────────────────── */
.contact-section {
  background-color: var(--clr-off-white);
}

.contact-form-wrap {
  background-color: var(--clr-white);
  border-radius: var(--radius-lg);
  padding: 40px;
  border: 1px solid var(--clr-light-gray);
  box-shadow: var(--shadow-sm);
}

.contact-form-title {
  font-size: 1.4rem;
  color: var(--clr-primary);
  margin-bottom: 6px;
}

.contact-form-sub {
  font-size: 0.85rem;
  color: var(--clr-text-muted);
  margin-bottom: 24px;
}

/* Form controls */
.form-control,
.form-select {
  border-color: var(--clr-light-gray);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--clr-text);
  padding: 0.6rem 0.9rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  background-color: var(--clr-off-white);
}

.form-control:focus,
.form-select:focus {
  border-color: var(--clr-secondary);
  box-shadow: 0 0 0 3px rgba(54, 117, 136, 0.15);
  background-color: var(--clr-white);
}

.form-control.is-invalid,
.form-select.is-invalid {
  border-color: #c0392b;
  background-color: #fdf6f6;
}

.form-control.is-invalid:focus,
.form-select.is-invalid:focus {
  box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.12);
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--clr-primary);
  margin-bottom: 6px;
}

.form-label span[aria-hidden] {
  color: var(--clr-secondary);
  margin-left: 2px;
}

.invalid-feedback {
  font-size: 0.8rem;
  color: #c0392b;
  margin-top: 5px;
}

.form-success-msg {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background-color: rgba(54, 117, 136, 0.08);
  border: 1px solid rgba(54, 117, 136, 0.25);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-top: 16px;
  font-size: 0.9rem;
  color: var(--clr-primary);
}

.form-success-msg[hidden] {
  display: none;
}

/* Honeypot — visually removed but not display:none so bots don't skip it */
.hp-field {
  position: absolute;
  left: -9999px;
  top: -9999px;
  width: 0;
  height: 0;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

.form-success-msg i {
  font-size: 1.4rem;
  color: var(--clr-secondary);
  flex-shrink: 0;
  margin-top: 2px;
}

/* Contact info column */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding-top: 8px;
}

.contact-info-block {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.contact-info-icon {
  width: 40px;
  height: 40px;
  background: var(--clr-accent-pale);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info-icon i {
  font-size: 1.1rem;
  color: var(--clr-secondary);
}

.contact-info-label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--clr-text-muted);
  margin-bottom: 4px;
}

.contact-info-value {
  font-size: 0.92rem;
  color: var(--clr-primary);
  margin: 0;
}

a.contact-info-value {
  color: var(--clr-secondary);
  font-weight: 500;
}

a.contact-info-value:hover {
  color: var(--clr-primary);
}

.contact-prefer {
  background-color: var(--clr-off-white);
  border-radius: var(--radius-md);
  padding: 24px;
  border: 1px solid var(--clr-light-gray);
  margin-top: 8px;
}

.contact-prefer-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--clr-primary);
  margin-bottom: 8px;
}

.contact-prefer p {
  font-size: 0.87rem;
  color: var(--clr-text-muted);
  margin-bottom: 14px;
}

/* ─────────────────────────────────────────────
   17. CTA / BOOK PAGE
   ───────────────────────────────────────────── */
.book-section {
  background-color: var(--clr-off-white);
}

.book-title {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  color: var(--clr-primary);
  margin-bottom: 1rem;
}

.book-subtext {
  font-size: 1.05rem;
  color: var(--clr-text-muted);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}

.book-value-list {
  background-color: var(--clr-white);
  border-radius: var(--radius-lg);
  padding: 36px;
  border: 1px solid var(--clr-light-gray);
  height: 100%;
}

.book-value-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-primary);
  margin-bottom: 20px;
}

.book-list {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.book-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--clr-text-muted);
  line-height: 1.5;
}

.book-list li i {
  color: var(--clr-secondary);
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.book-best-for {
  border-top: 1px solid var(--clr-light-gray);
  padding-top: 20px;
}

.book-best-for h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: 12px;
}

.best-for-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.best-for-tags span {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--clr-secondary);
  background-color: rgba(54, 117, 136, 0.07);
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(54, 117, 136, 0.18);
}

.book-form-wrap {
  background-color: var(--clr-white);
  border-radius: var(--radius-lg);
  padding: 40px;
  border: 1px solid var(--clr-light-gray);
  box-shadow: var(--shadow-sm);
}

.book-form-title {
  font-size: 1.3rem;
  color: var(--clr-primary);
  margin-bottom: 6px;
}

.book-form-sub {
  font-size: 0.85rem;
  color: var(--clr-text-muted);
  margin-bottom: 24px;
}

.cta-trust {
  background-color: var(--clr-off-white);
}

.trust-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 8px 16px;
}

.trust-icon {
  font-size: 1.5rem;
  color: var(--clr-secondary);
}

.trust-item p {
  font-size: 0.88rem;
  color: var(--clr-text-muted);
  margin: 0;
  line-height: 1.5;
}

/* ─────────────────────────────────────────────
   18. FAQ PAGE
   ───────────────────────────────────────────── */
.faq-section {
  background-color: var(--clr-off-white);
}

.faq-category-heading {
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.faq-item {
  border: 1px solid var(--clr-light-gray) !important;
  border-radius: var(--radius-md) !important;
  overflow: hidden;
  background-color: var(--clr-white);
  transition: box-shadow var(--transition-base);
}

.faq-item:hover {
  box-shadow: var(--shadow-sm);
}

.faq-btn {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--clr-primary) !important;
  background-color: var(--clr-white) !important;
  padding: 18px 20px !important;
  border: none !important;
  box-shadow: none !important;
}

.faq-btn:not(.collapsed) {
  color: var(--clr-secondary) !important;
  background-color: var(--clr-accent-pale) !important;
}

.faq-btn::after {
  filter: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%232f4f4f'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e") !important;
}

.faq-body {
  font-size: 0.92rem;
  color: var(--clr-text-muted);
  line-height: 1.75;
  padding: 16px 20px 20px !important;
  background-color: var(--clr-white);
}

.faq-cta {
  padding: 40px;
  background-color: var(--clr-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--clr-light-gray);
}

.faq-cta-text {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--clr-primary);
  margin-bottom: 16px;
}

/* ─────────────────────────────────────────────
   19. RESPONSIVE BREAKPOINTS
   ───────────────────────────────────────────── */

/* Medium screens */
@media (max-width: 991.98px) {
  .hero-section {
    min-height: auto;
    padding: 56px 0;
  }

  .hero-visual {
    max-width: 320px;
    margin: 0 auto;
  }

  .contact-form-wrap {
    padding: 28px 24px;
  }

  .book-form-wrap,
  .book-value-list {
    padding: 28px 24px;
  }
}

/* Small screens */
@media (max-width: 767.98px) {
  .section-pad {
    padding-top: 56px;
    padding-bottom: 56px;
  }

  .section-pad-lg {
    padding-top: 64px;
    padding-bottom: 64px;
  }

  .hero-headline {
    font-size: 1.8rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-actions .btn {
    width: 100%;
    text-align: center;
  }

  .hero-diagram {
    padding: 16px;
    gap: 10px;
  }

  .hd-node {
    padding: 16px 8px;
    font-size: 0.7rem;
  }

  .hd-node i {
    font-size: 1.3rem;
  }

  .hd-center {
    width: 44px;
    height: 44px;
  }

  .hd-center i {
    font-size: 1.1rem;
  }

  .service-card {
    padding: 28px 24px;
  }

  .about-stat-grid {
    grid-template-columns: 1fr 1fr;
  }

  .contact-form-wrap {
    padding: 24px 20px;
  }

  .book-form-wrap,
  .book-value-list {
    padding: 24px 20px;
  }

  .faq-cta {
    padding: 28px 20px;
  }

  .logo-item {
    width: 150px;
  }
}

/* Extra small screens */
@media (max-width: 575.98px) {
  .hero-trust-tags {
    gap: 6px;
  }

  .stat-number {
    font-size: 2rem;
  }

  .best-for-tags span {
    font-size: 0.74rem;
  }
}

/* ─────────────────────────────────────────────
   20. PRINT STYLES
   ───────────────────────────────────────────── */
@media print {
  .site-header,
  .site-sidebar,
  .sidebar-backdrop,
  .logo-slider-section,
  .hero-bg-shapes {
    display: none !important;
  }

  .hero-section {
    min-height: auto;
    background: none;
  }

  a[href]::after {
    content: " (" attr(href) ")";
    font-size: 0.75rem;
    color: #666;
  }
}

/* ─────────────────────────────────────────────
   BACK TO TOP BUTTON
   ───────────────────────────────────────────── */
#back-to-top {
  position: fixed;
  bottom: 20px;
  right: 80px;
  z-index: 9997;

  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  cursor: pointer;

  background: var(--clr-secondary);
  color: var(--clr-white);
  box-shadow: var(--shadow-md);

  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition:
    opacity var(--transition-base),
    visibility var(--transition-base),
    transform var(--transition-base),
    background var(--transition-fast);
}

#back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

#back-to-top:hover,
#back-to-top:focus-visible {
  background: var(--clr-primary);
  outline: 2px solid var(--clr-accent-light);
  outline-offset: 2px;
}

#back-to-top i {
  font-size: 1.15rem;
  line-height: 1;
}

/* ─────────────────────────────────────────────
   CHAT ASSISTANT WIDGET
   ───────────────────────────────────────────── */

/* Root container — sits above everything */
#bs-chat-root {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1100;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}

/* ── Toggle Button ── */
.bs-chat-toggle {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: var(--clr-secondary);
  color: var(--clr-white);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(47, 79, 79, 0.35);
  transition: background var(--transition-base), transform var(--transition-fast), box-shadow var(--transition-base);
  position: relative;
  flex-shrink: 0;
}

.bs-chat-toggle:hover,
.bs-chat-toggle:focus-visible {
  background: var(--clr-primary);
  transform: scale(1.08);
  box-shadow: 0 6px 24px rgba(47, 79, 79, 0.45);
  outline: 2px solid var(--clr-accent-light);
  outline-offset: 3px;
}

.bs-chat-toggle-icon {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Notification badge */
.bs-chat-badge {
  position: absolute;
  top: 1px;
  right: 1px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #e05555;
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  line-height: 18px;
  text-align: center;
  pointer-events: none;
}

/* ── Panel ── */
.bs-chat-panel {
  width: 340px;
  max-width: calc(100vw - 32px);
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  box-shadow: 0 12px 48px rgba(30, 53, 53, 0.2);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  max-height: 520px;
  animation: chatSlideIn 0.22s ease;
}

@keyframes chatSlideIn {
  from { opacity: 0; transform: translateY(16px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0)   scale(1); }
}

/* ── Header ── */
.bs-chat-header {
  background: var(--clr-primary);
  color: var(--clr-white);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.bs-chat-header-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.bs-chat-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--clr-white);
}

.bs-chat-title {
  display: block;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--clr-white);
  line-height: 1.2;
}

.bs-chat-status {
  display: block;
  font-size: 0.72rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.2;
}

.bs-chat-close {
  background: none;
  border: none;
  color: rgba(255,255,255,0.8);
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  transition: color var(--transition-fast), background var(--transition-fast);
}

.bs-chat-close:hover,
.bs-chat-close:focus-visible {
  color: var(--clr-white);
  background: rgba(255,255,255,0.15);
  outline: none;
}

/* ── Messages ── */
.bs-chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--clr-off-white);
  scroll-behavior: smooth;
}

.bs-chat-row {
  display: flex;
  align-items: flex-end;
}

.bs-chat-row--bot {
  justify-content: flex-start;
}

.bs-chat-row--user {
  justify-content: flex-end;
}

.bs-chat-bubble {
  max-width: 82%;
  padding: 9px 13px;
  border-radius: 14px;
  font-size: 0.85rem;
  line-height: 1.55;
  color: var(--clr-text);
}

.bs-chat-row--bot .bs-chat-bubble {
  background: var(--clr-white);
  border: 1px solid var(--clr-light-gray);
  border-bottom-left-radius: 4px;
  box-shadow: var(--shadow-sm);
}

.bs-chat-row--user .bs-chat-bubble {
  background: var(--clr-secondary);
  color: var(--clr-white);
  border-bottom-right-radius: 4px;
}

.bs-chat-bubble p {
  margin: 0 0 6px;
}

.bs-chat-bubble p:last-child {
  margin-bottom: 0;
}

.bs-chat-bubble a {
  color: var(--clr-secondary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.bs-chat-row--user .bs-chat-bubble a {
  color: rgba(255,255,255,0.85);
}

/* Results list */
.bs-chat-results {
  margin: 4px 0 0;
  padding-left: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.bs-chat-results li a {
  display: block;
  padding: 5px 8px;
  border-radius: var(--radius-sm);
  background: var(--clr-accent-pale);
  color: var(--clr-secondary);
  font-size: 0.82rem;
  font-weight: 500;
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.bs-chat-results li a:hover {
  background: var(--clr-secondary);
  color: var(--clr-white);
}

/* Typing indicator */
.bs-chat-typing {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 12px 14px;
  min-width: 56px;
}

.bs-chat-typing span {
  display: block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--clr-mid-gray);
  animation: typingBounce 1.1s infinite ease-in-out both;
}

.bs-chat-typing span:nth-child(1) { animation-delay: 0s; }
.bs-chat-typing span:nth-child(2) { animation-delay: 0.18s; }
.bs-chat-typing span:nth-child(3) { animation-delay: 0.36s; }

@keyframes typingBounce {
  0%, 80%, 100% { transform: translateY(0); }
  40%           { transform: translateY(-6px); }
}

/* ── Input Row ── */
.bs-chat-input-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  background: var(--clr-white);
  border-top: 1px solid var(--clr-light-gray);
  flex-shrink: 0;
}

.bs-chat-input {
  flex: 1;
  border: 1.5px solid var(--clr-light-gray);
  border-radius: var(--radius-pill);
  padding: 8px 14px;
  font-size: 0.85rem;
  font-family: var(--font-sans);
  color: var(--clr-text);
  background: var(--clr-off-white);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.bs-chat-input:focus {
  border-color: var(--clr-secondary);
  box-shadow: 0 0 0 3px rgba(54, 117, 136, 0.15);
  background: var(--clr-white);
}

.bs-chat-send {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--clr-secondary);
  color: var(--clr-white);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--transition-base), transform var(--transition-fast);
}

.bs-chat-send:hover,
.bs-chat-send:focus-visible {
  background: var(--clr-primary);
  transform: scale(1.08);
  outline: 2px solid var(--clr-accent-light);
  outline-offset: 2px;
}

/* ── Responsive ── */
@media (max-width: 400px) {
  #bs-chat-root {
    bottom: 16px;
    right: 16px;
  }

  .bs-chat-panel {
    width: calc(100vw - 32px);
    max-height: 460px;
  }
}