/* 
  Air Zone Solution - Design System & Stylesheet
  Colors:
  Primary Navy: #0B1F3A
  Professional Blue: #1261A0
  Ice Blue: #41C9F2
  White: #FFFFFF
  Light Background: #F4F8FC
  Dark Text: #172B3A
*/

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Manrope:wght@600;700;800&display=swap');

:root {
  --navy: #0B1F3A;
  --blue: #1261A0;
  --ice: #41C9F2;
  --white: #FFFFFF;
  --bg-light: #F4F8FC;
  --text-dark: #172B3A;
  --text-muted: #526B7E;
  --border-color: rgba(18, 97, 160, 0.15);
  --shadow-sm: 0 4px 12px rgba(11, 31, 58, 0.05);
  --shadow-md: 0 8px 24px rgba(11, 31, 58, 0.09);
  --shadow-lg: 0 16px 40px rgba(11, 31, 58, 0.15);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset & Global */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--text-dark);
  background-color: #FFFFFF;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Manrope', sans-serif;
  color: var(--navy);
  line-height: 1.25;
}

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

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

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

/* Container */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Typography Utilities */
.text-cyan {
  color: var(--ice);
}
.text-blue {
  color: var(--blue);
}
.text-white {
  color: var(--white);
}

/* Section Common */
.section {
  padding: 5rem 0;
}

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

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3.5rem;
}

.section-eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--blue);
  background-color: rgba(18, 97, 160, 0.08);
  padding: 0.35rem 1rem;
  border-radius: 50px;
  margin-bottom: 1rem;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 1rem;
  letter-spacing: -0.5px;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--text-muted);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.75rem;
  font-weight: 700;
  font-size: 1rem;
  border-radius: 50px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--ice);
  color: var(--navy);
  box-shadow: 0 4px 16px rgba(65, 201, 242, 0.35);
}

.btn-primary:hover {
  background-color: #62d5f8;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(65, 201, 242, 0.45);
}

.btn-secondary {
  background-color: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: var(--white);
  transform: translateY(-2px);
}

.btn-blue {
  background-color: var(--blue);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(18, 97, 160, 0.25);
}

.btn-blue:hover {
  background-color: #0d4e82;
  transform: translateY(-2px);
}

.btn-whatsapp {
  background-color: #25D366;
  color: var(--white);
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  background-color: #1eb956;
  transform: translateY(-2px);
}

/* Sticky Header & Navbar */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(11, 31, 58, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: var(--transition);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 96px;
}

.logo-brand {
  display: inline-flex;
  align-items: center;
}

.site-logo-img {
  height: 70px;
  width: auto;
  max-width: 280px;
  max-height: 76px;
  object-fit: contain;
  display: block;
  transition: var(--transition);
}

.site-logo-img:hover {
  transform: scale(1.03);
}

.logo-text {
  font-family: 'Manrope', sans-serif;
  font-weight: 800;
  font-size: 1.65rem;
  color: var(--white);
  letter-spacing: -0.4px;
  line-height: 1.1;
}

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

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  color: rgba(255, 255, 255, 0.85);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.5rem 0;
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--ice);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--ice);
  border-radius: 2px;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  cursor: pointer;
  padding: 0.5rem;
}

/* Mobile Menu Drawer */
.mobile-menu {
  display: none;
  position: fixed;
  top: 96px;
  left: 0;
  width: 100%;
  background-color: var(--navy);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1.5rem;
  box-shadow: var(--shadow-lg);
  z-index: 999;
}

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

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.mobile-nav-link {
  color: var(--white);
  font-size: 1.1rem;
  font-weight: 600;
  display: block;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.mobile-nav-link.active {
  color: var(--ice);
}

/* Hero Section */
.hero-section {
  position: relative;
  min-height: 620px;
  display: flex;
  align-items: center;
  background-image: url('../images/hero-tech.svg');
  background-size: cover;
  background-position: center right;
  color: var(--white);
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(11, 31, 58, 0.95) 0%, rgba(11, 31, 58, 0.85) 45%, rgba(11, 31, 58, 0.4) 100%);
  z-index: 1;
}

.hero-container {
  position: relative;
  z-index: 2;
  padding-top: 3.5rem;
  padding-bottom: 3.5rem;
}

.hero-content {
  max-width: 680px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--ice);
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 1.8px;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.hero-heading {
  font-size: 3.1rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 1.25rem;
  letter-spacing: -0.5px;
}

.hero-heading .highlight {
  color: var(--ice);
}

.hero-desc {
  font-size: 1.2rem;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 2.25rem;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.hero-phone-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background-color: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 0.6rem 1.25rem;
  border-radius: 50px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--white);
}

/* Service Cards Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.service-card {
  background-color: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(18, 97, 160, 0.3);
}

.service-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background-color: var(--navy);
}

.service-card-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-card-title {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
  color: var(--navy);
}

.service-card-desc {
  font-size: 0.98rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.service-card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  color: var(--blue);
  font-size: 0.95rem;
}

.service-card-link:hover {
  color: var(--navy);
  gap: 0.75rem;
}

/* Why Choose Us Section */
.why-us-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.why-us-img-box {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.why-us-content h2 {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 1.25rem;
}

.why-us-intro {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.why-us-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.why-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background-color: var(--white);
  padding: 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.why-feature-icon {
  width: 42px;
  height: 42px;
  min-width: 42px;
  border-radius: 10px;
  background-color: rgba(18, 97, 160, 0.1);
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
}

.why-feature-title {
  font-weight: 700;
  font-size: 1rem;
  color: var(--navy);
  margin-bottom: 0.25rem;
}

.why-feature-text {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* How Service Works - Timeline */
.timeline-wrapper {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  position: relative;
  margin-top: 2rem;
}

.timeline-step {
  background-color: var(--white);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: var(--transition);
}

.timeline-step:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.timeline-num {
  font-family: 'Manrope', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  color: rgba(18, 97, 160, 0.18);
  position: absolute;
  top: 1rem;
  right: 1.25rem;
  line-height: 1;
}

.timeline-icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--navy), var(--blue));
  color: var(--ice);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.timeline-title {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.timeline-desc {
  font-size: 0.92rem;
  color: var(--text-muted);
}

/* Call to Action Banner */
.cta-banner {
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 100%);
  color: var(--white);
  border-radius: var(--radius-lg);
  padding: 3.5rem 2.5rem;
  text-align: center;
  box-shadow: var(--shadow-lg);
  margin-top: 3rem;
}

.cta-banner h2 {
  color: var(--white);
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.cta-banner p {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.88);
  max-width: 640px;
  margin: 0 auto 2rem;
}

.cta-banner-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

/* Page Header (About, Services, Contact) */
.page-header {
  background: linear-gradient(135deg, var(--navy) 0%, #061427 100%);
  color: var(--white);
  padding: 4rem 0;
  text-align: center;
  position: relative;
}

.page-header h1 {
  color: var(--white);
  font-size: 2.75rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.page-header p {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.85);
  max-width: 650px;
  margin: 0 auto;
}

/* About Us Layout */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.about-content h2 {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 1.25rem;
}

.about-lead {
  font-size: 1.1rem;
  color: var(--text-dark);
  font-weight: 500;
  margin-bottom: 1.75rem;
  line-height: 1.7;
}

.about-section-block {
  margin-bottom: 1.5rem;
}

.about-section-block h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--blue);
}

.about-section-block p {
  color: var(--text-muted);
  font-size: 0.98rem;
}

/* Services Detailed Grid & Accordion */
.services-detail-list {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.service-detail-card {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 3rem;
  background-color: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  align-items: center;
}

.service-detail-card:nth-child(even) {
  grid-template-columns: 1.3fr 1fr;
}

.service-detail-card:nth-child(even) .service-detail-img {
  order: 2;
}

.service-detail-img {
  height: 100%;
  min-height: 320px;
  object-fit: cover;
}

.service-detail-content {
  padding: 2.5rem;
}

.service-detail-content h3 {
  font-size: 1.75rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.service-detail-content p {
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.service-issues-box {
  background-color: var(--bg-light);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}

.service-issues-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--navy);
  margin-bottom: 0.5rem;
}

.service-issues-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.service-issues-list li {
  font-size: 0.88rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.service-issues-list li::before {
  content: '•';
  color: var(--blue);
  font-weight: bold;
}

/* FAQ Accordion */
.faq-accordion {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.faq-item {
  background-color: var(--white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  padding: 1.25rem 1.5rem;
  text-align: left;
  background: none;
  border: none;
  font-family: 'Manrope', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
}

.faq-answer {
  padding: 0 1.5rem 1.25rem;
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.6;
  display: none;
}

.faq-item.open .faq-answer {
  display: block;
}

.faq-item.open .faq-icon {
  transform: rotate(180deg);
}

.faq-icon {
  transition: var(--transition);
  color: var(--blue);
}

/* Contact Us Layout */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3.5rem;
  align-items: start;
}

.contact-info-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.contact-info-card h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
}

.contact-details-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.contact-detail-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact-detail-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background-color: rgba(18, 97, 160, 0.1);
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
}

.contact-detail-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 0.2rem;
}

.contact-detail-value {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy);
}

.contact-action-btns {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* Contact Form */
.contact-form-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
}

.contact-form-card h3 {
  font-size: 1.75rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.contact-form-card p {
  color: var(--text-muted);
  margin-bottom: 1.75rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.4rem;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid #CBD5E1;
  border-radius: var(--radius-sm);
  font-size: 0.98rem;
  color: var(--text-dark);
  background-color: #FFFFFF;
  transition: var(--transition);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(18, 97, 160, 0.15);
}

.form-error {
  color: #DC2626;
  font-size: 0.82rem;
  margin-top: 0.3rem;
  display: none;
}

.form-group.error .form-input,
.form-group.error .form-select,
.form-group.error .form-textarea {
  border-color: #DC2626;
}

.form-group.error .form-error {
  display: block;
}

/* Modal Popup */
.modal-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background-color: rgba(11, 31, 58, 0.7);
  backdrop-filter: blur(4px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal-backdrop.active {
  display: flex;
}

.modal-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  max-width: 500px;
  width: 100%;
  padding: 2.5rem;
  text-align: center;
  box-shadow: var(--shadow-lg);
  position: relative;
  animation: modalIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.modal-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background-color: #DCFCE7;
  color: #16A34A;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
}

.modal-title {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.modal-desc {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

/* Footer */
.site-footer {
  background-color: var(--navy);
  color: var(--white);
  padding: 4.5rem 0 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.site-footer .logo-brand {
  margin-bottom: 1.25rem;
  display: inline-block;
}

.footer-logo-img {
  height: 85px;
  width: auto;
  max-width: 320px;
  max-height: 95px;
  object-fit: contain;
  filter: drop-shadow(0 4px 14px rgba(65, 201, 242, 0.4));
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-col h4 {
  color: var(--white);
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: 1.25rem;
}

.footer-desc {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
  margin-top: 1rem;
  line-height: 1.6;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.95rem;
}

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

.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.95rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.88rem;
}

.back-to-top {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--white);
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.back-to-top:hover {
  background-color: var(--ice);
  color: var(--navy);
}

/* Floating WhatsApp & Call Action Buttons (Bottom Right Side) */
.floating-actions-bar {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 1050;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: flex-end;
}

.floating-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1.35rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.95rem;
  color: #FFFFFF;
  text-decoration: none;
  box-shadow: 0 6px 20px rgba(11, 31, 58, 0.28);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.25s ease, background-color 0.2s ease;
}

.floating-btn:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 10px 28px rgba(11, 31, 58, 0.38);
  color: #FFFFFF;
}

.floating-btn-whatsapp {
  background-color: #25D366;
}

.floating-btn-whatsapp:hover {
  background-color: #1eb956;
}

.floating-btn-phone {
  background-color: var(--blue);
}

.floating-btn-phone:hover {
  background-color: #0d4e82;
}

.floating-btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .timeline-wrapper {
    grid-template-columns: repeat(2, 1fr);
  }
  .why-us-wrapper {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .about-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .service-detail-card, .service-detail-card:nth-child(even) {
    grid-template-columns: 1fr;
  }
  .service-detail-card:nth-child(even) .service-detail-img {
    order: 0;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .hero-section {
    min-height: 520px;
    background-position: center;
  }
  .hero-heading {
    font-size: 2.25rem;
  }
  .hero-desc {
    font-size: 1.05rem;
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .timeline-wrapper {
    grid-template-columns: 1fr;
  }
  .why-us-features {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}