/* =============================================
   Velorienna Inc - Corporate Website Styles
   Purple Tech Theme (Bootstrap 4)
   ============================================= */

:root {
  --primary: #543884;
  --primary-dark: #452a74;
  --primary-light: #6b4a9e;
  --secondary: #ec4176;
  --accent: #ec4176;
  --accent-hover: #ff4981;
  --dark: #020b1c;
  --dark-alt: #020917;
  --dark-purple: #362159;
  --dark-card: #061121;
  --text: #333333;
  --text-muted: #6f6f6f;
  --text-light: #b3b3b3;
  --white: #ffffff;
  --light-bg: #f8f8f8;
  --light-purple: #f3eef8;
  --gradient: linear-gradient(135deg, #543884 0%, #ec4176 100%);
  --gradient-dark: linear-gradient(135deg, #020b1c 0%, #452a74 100%);
  --shadow: 0 10px 40px rgba(84, 56, 132, 0.15);
  --shadow-lg: 0 20px 60px rgba(84, 56, 132, 0.25);
  --radius: 6px;
  --radius-lg: 12px;
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Red Hat Display', sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.3;
  color: var(--dark);
}

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

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

/* Preloader */
#preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--dark);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

#preloader.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader {
  display: flex;
  gap: 8px;
}

.loader span {
  width: 12px;
  height: 12px;
  background: var(--secondary);
  border-radius: 50%;
  animation: bounce 1.4s infinite ease-in-out both;
}

.loader span:nth-child(1) { animation-delay: -0.32s; }
.loader span:nth-child(2) { animation-delay: -0.16s; }

@keyframes bounce {
  0%, 80%, 100% { transform: scale(0); }
  40% { transform: scale(1); }
}

/* Top Bar */
.top-bar {
  background: var(--dark-alt);
  padding: 10px 0;
  font-size: 13px;
  color: var(--text-light);
}

.top-info li {
  margin-right: 25px;
}

.top-info i {
  color: var(--secondary);
  margin-right: 8px;
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(84, 56, 132, 0.2);
  color: var(--secondary);
  font-size: 13px;
}

.social-links a:hover {
  background: var(--secondary);
  color: var(--white);
}

/* Navigation */
.navbar {
  padding: 15px 0;
  transition: var(--transition);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(6, 17, 33, 0.95);
  backdrop-filter: blur(10px);
  padding: 10px 0;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.navbar-brand {
  font-size: 24px;
  font-weight: 800;
  color: var(--white) !important;
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: var(--secondary);
  border-radius: 6px;
  font-size: 16px;
  color: var(--white);
  flex-shrink: 0;
}

.brand-icon .brand-logo {
  width: 22px;
  height: 22px;
}

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

.navbar-nav .nav-link {
  color: rgba(255, 255, 255, 0.85) !important;
  font-weight: 500;
  font-size: 15px;
  padding: 8px 18px !important;
  position: relative;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--white) !important;
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--secondary);
  transition: var(--transition);
  transform: translateX(-50%);
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
  width: 30px;
}

.btn-nav {
  padding: 10px 24px !important;
  font-size: 14px;
  border-radius: 4px;
}

/* Buttons */
.btn-primary {
  background: var(--secondary);
  border: none;
  padding: 12px 30px;
  font-weight: 600;
  border-radius: 4px;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(236, 65, 118, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(236, 65, 118, 0.45);
  background: var(--accent-hover);
}

.btn-outline-primary {
  color: var(--secondary);
  border: 2px solid var(--secondary);
  border-radius: 4px;
  font-weight: 600;
  padding: 8px 20px;
}

.btn-outline-primary:hover {
  background: var(--secondary);
  border-color: var(--secondary);
  color: var(--white);
}

.btn-outline-light {
  border: 2px solid rgba(255, 255, 255, 0.5);
  border-radius: 4px;
  font-weight: 600;
  padding: 12px 30px;
}

.btn-outline-light:hover {
  background: var(--secondary);
  color: var(--white);
  border-color: var(--secondary);
}

/* Hero Section */
.hero-section {
  position: relative;
  background: var(--dark);
  min-height: 100vh;
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="rgba(84,56,132,0.2)"/></svg>') repeat;
  background-size: 30px 30px;
  opacity: 0.5;
}

.hero-particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--primary);
  border-radius: 50%;
  opacity: 0.6;
  animation: float 6s infinite ease-in-out;
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); opacity: 0.6; }
  50% { transform: translateY(-30px) scale(1.2); opacity: 1; }
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 120px;
  color: var(--white);
}

.hero-badge {
  display: inline-block;
  background: rgba(84, 56, 132, 0.4);
  border: 1px solid rgba(84, 56, 132, 0.6);
  color: #ddd;
  padding: 8px 20px;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}

.hero-content h1 {
  font-size: 48px;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 20px;
  line-height: 1.2;
}

.text-gradient {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content p {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 30px;
  max-width: 540px;
}

.hero-buttons {
  margin-bottom: 20px;
}

.hero-stats h3 {
  font-size: 36px;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 0;
}

.hero-stats h3::after {
  content: '+';
  color: var(--secondary);
}

.hero-stats p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 0;
}

.hero-image-wrapper {
  position: relative;
  z-index: 2;
}

.hero-image {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 3px solid rgba(84, 56, 132, 0.3);
}

.hero-float-card {
  position: absolute;
  bottom: 30px;
  left: -30px;
  background: var(--white);
  padding: 15px 20px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-lg);
  animation: floatCard 3s infinite ease-in-out;
}

.hero-float-card i {
  font-size: 28px;
  color: #28a745;
}

.hero-float-card strong {
  display: block;
  font-size: 14px;
  color: var(--dark);
}

.hero-float-card span {
  font-size: 12px;
  color: var(--text-muted);
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.hero-wave {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  line-height: 0;
}

.hero-wave svg {
  width: 100%;
  height: 80px;
}

.hero-wave path {
  fill: var(--white);
}

/* Features Strip */
.features-strip {
  padding: 60px 0;
  background: var(--white);
  margin-top: -1px;
}

.feature-item {
  text-align: center;
  padding: 20px;
  transition: var(--transition);
}

.feature-item:hover {
  transform: translateY(-5px);
}

.feature-icon {
  width: 70px;
  height: 70px;
  background: var(--light-purple);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 28px;
  color: var(--primary);
  transition: var(--transition);
}

.feature-item:hover .feature-icon {
  background: var(--secondary);
  color: var(--white);
  box-shadow: var(--shadow);
}

.feature-item h5 {
  font-size: 18px;
  margin-bottom: 10px;
}

.feature-item p {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* Section Common */
.section-padding {
  padding: 100px 0;
}

.section-heading {
  margin-bottom: 60px;
}

.section-tag {
  display: inline-block;
  background: var(--light-purple);
  color: var(--primary);
  padding: 6px 18px;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 15px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.section-heading h2 {
  font-size: 38px;
  margin-bottom: 15px;
}

.section-heading p {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

.section-heading.text-left p {
  margin: 0;
}

/* =============================================
   Reference Template Sections
   ============================================= */

/* Shared reference typography */
.ref-subheading {
  font-size: 1.1rem;
  font-weight: 600;
  color: #ddd;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 10px;
}

.ref-heading-line {
  position: relative;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1rem;
  padding-bottom: 15px;
  line-height: 1.2;
}

.ref-heading-line::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background: var(--secondary);
}

.ref-heading-line::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-12px);
  width: 4px;
  height: 2px;
  background: var(--secondary);
}

.ref-heading-line-left {
  position: relative;
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1rem;
  padding-bottom: 15px;
  line-height: 1.2;
}

.ref-heading-line-left::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--secondary);
}

.ref-heading-line-left::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 38px;
  width: 4px;
  height: 2px;
  background: var(--secondary);
}

.ref-textdetail {
  color: rgba(255, 255, 255, 0.85);
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 0;
}

.ref-header-center {
  text-align: center;
  margin-bottom: 50px;
}

.btn-ref-read {
  display: inline-block;
  padding: 14px 30px;
  background: var(--secondary);
  color: var(--white);
  font-size: 11pt;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: 6px;
  transition: var(--transition);
}

.btn-ref-read:hover {
  background: #262254;
  color: var(--white);
}

/* About Section - Ref Image 3 */
.about-section-ref {
  background: var(--primary);
  padding: 0;
  color: var(--white);
}

.about-ref-image img {
  width: 100%;
  height: 100%;
  min-height: 480px;
  object-fit: cover;
  display: block;
}

.about-ref-content {
  padding: 80px 8%;
}

.about-list-ref {
  list-style: none;
  padding: 0;
  margin: 25px 0 30px;
}

.about-list-ref li {
  display: flex;
  align-items: flex-start;
  padding-bottom: 14px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 15px;
  line-height: 1.6;
}

.about-list-ref li::before {
  content: '✓';
  color: var(--white);
  font-weight: bold;
  font-size: 1.2rem;
  margin-right: 10px;
  flex-shrink: 0;
}

/* Services Section - Ref Image 1 */
.services-section-ref {
  background: var(--primary);
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}

.services-section-ref::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 200 40"><path d="M0 20 Q50 0 100 20 T200 20" fill="none" stroke="rgba(255,255,255,0.04)" stroke-width="1"/></svg>') repeat;
  background-size: 200px 40px;
  pointer-events: none;
}

.service-box-ref {
  background: var(--dark-purple);
  color: var(--white);
  border-radius: 4px;
  padding: 35px 25px;
  text-align: center;
  margin-top: 45px;
  height: calc(100% - 45px);
  transition: var(--transition);
}

.service-box-ref:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.service-box-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: var(--secondary);
}

.service-box-ref h5 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 12px;
}

.service-box-ref p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 0;
  line-height: 1.7;
}

/* Features Section - Ref Image 2 */
.features-section-ref {
  background: var(--primary-dark);
  padding: 100px 0;
  color: var(--white);
}

.feature-col-ref {
  display: block;
}

.feature-col-img {
  width: 100%;
  height: 240px;
  overflow: hidden;
  border-radius: 4px;
}

.feature-col-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.feature-col-ref:hover .feature-col-img img {
  transform: scale(1.05);
}

.feature-col-body {
  padding: 15px 0;
}

.feature-col-body h4 {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 8px;
}

.feature-col-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 5px 15px;
  margin-bottom: 12px;
}

.feature-col-meta span {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--secondary);
}

.feature-col-meta span i {
  margin-right: 5px;
}

.feature-col-body p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 18px;
}

/* CTA Banner */
.cta-banner {
  background: var(--primary);
  padding: 60px 0;
  color: var(--white);
}

.cta-banner h3 {
  color: var(--white);
  font-size: 28px;
  margin-bottom: 8px;
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 0;
  font-size: 16px;
}

.cta-banner .btn-light {
  border-radius: 4px;
  font-weight: 600;
  padding: 14px 32px;
  color: var(--secondary);
}

.cta-banner .btn-light:hover {
  background: var(--secondary);
  color: var(--white);
}

/* Stats Section */
.stats-section {
  background: var(--primary-dark);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="rgba(84,56,132,0.25)"/></svg>') repeat;
  background-size: 25px 25px;
}

.stat-item {
  position: relative;
  z-index: 1;
  color: var(--white);
}

.stat-item i {
  font-size: 36px;
  color: var(--secondary);
  margin-bottom: 15px;
}

.stat-item h3 {
  font-size: 42px;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 5px;
}

.stat-item h3::after {
  content: '+';
  color: var(--secondary);
}

.stat-item p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 0;
}

/* Team Section */
.team-section {
  background: var(--light-bg);
}

.team-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.06);
  transition: var(--transition);
}

.team-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow);
}

.team-image {
  position: relative;
  overflow: hidden;
}

.team-image img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: var(--transition);
}

.team-card:hover .team-image img {
  transform: scale(1.05);
}

.team-social {
  position: absolute;
  bottom: -50px;
  left: 0;
  width: 100%;
  display: flex;
  justify-content: center;
  gap: 10px;
  padding: 15px;
  background: rgba(236, 65, 118, 0.9);
  transition: var(--transition);
}

.team-card:hover .team-social {
  bottom: 0;
}

.team-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  color: var(--white);
  font-size: 14px;
}

.team-social a:hover {
  background: var(--white);
  color: var(--secondary);
}

.team-info {
  padding: 20px;
  text-align: center;
}

.team-info h5 {
  font-size: 18px;
  margin-bottom: 4px;
}

.team-info span {
  font-size: 14px;
  color: var(--secondary);
  font-weight: 500;
}

/* Testimonials */
.testimonials-section {
  background: var(--white);
}

.testimonial-card {
  background: var(--light-bg);
  padding: 35px 30px;
  border-radius: var(--radius-lg);
  height: 100%;
  transition: var(--transition);
  border: 1px solid transparent;
}

.testimonial-card:hover {
  border-color: rgba(84, 56, 132, 0.2);
  box-shadow: var(--shadow);
}

.testimonial-rating {
  margin-bottom: 18px;
}

.testimonial-rating i {
  color: #ffc107;
  font-size: 14px;
}

.testimonial-card > p {
  font-size: 15px;
  color: var(--text-muted);
  font-style: italic;
  margin-bottom: 22px;
  line-height: 1.8;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-author img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--secondary);
}

.testimonial-author strong {
  display: block;
  font-size: 15px;
  color: var(--dark);
}

.testimonial-author span {
  font-size: 13px;
  color: var(--text-muted);
}

/* Contact Section */
.contact-section {
  background: var(--light-bg);
}

.contact-info-card {
  background: var(--primary-dark);
  color: var(--white);
  padding: 40px 35px;
  border-radius: var(--radius-lg);
  height: 100%;
}

.contact-info-card h4 {
  color: var(--white);
  font-size: 24px;
  margin-bottom: 15px;
}

.contact-info-card > p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 15px;
  margin-bottom: 30px;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 25px;
}

.contact-icon {
  width: 50px;
  height: 50px;
  background: rgba(236, 65, 118, 0.2);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--secondary);
  flex-shrink: 0;
}

.contact-info-item strong {
  display: block;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 4px;
}

.contact-info-item a {
  color: var(--white);
  font-size: 16px;
  font-weight: 500;
}

.contact-info-item a:hover {
  color: var(--secondary);
}

.contact-info-item span {
  color: var(--white);
  font-size: 15px;
}

.contact-form-card {
  background: var(--white);
  padding: 40px 35px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.contact-form-card label {
  font-size: 14px;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 6px;
}

.contact-form-card .form-control {
  border: 2px solid #eee;
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: 15px;
  transition: var(--transition);
}

.contact-form-card .form-control:focus {
  border-color: var(--secondary);
  box-shadow: 0 0 0 3px rgba(236, 65, 118, 0.15);
}

.form-success {
  text-align: center;
  padding: 40px;
}

.form-success i {
  font-size: 48px;
  color: #28a745;
  margin-bottom: 15px;
}

.form-success h5 {
  margin-bottom: 10px;
}

.form-success p {
  color: var(--text-muted);
}

/* Footer */
.site-footer {
  background: var(--dark-alt);
  color: rgba(255, 255, 255, 0.7);
}

.footer-top {
  padding: 70px 0 50px;
}

.footer-brand {
  font-size: 22px;
  font-weight: 800;
  color: var(--white);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
}

.footer-top > .container > .row > div:first-child p {
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 20px;
}

.footer-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(84, 56, 132, 0.2);
  color: var(--secondary);
  font-size: 14px;
  margin-right: 8px;
}

.footer-social a:hover {
  background: var(--secondary);
  color: var(--white);
}

.footer-top h5 {
  color: var(--white);
  font-size: 18px;
  margin-bottom: 22px;
  position: relative;
  padding-bottom: 12px;
}

.footer-top h5::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--secondary);
}

.footer-links {
  list-style: none;
  padding: 0;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.65);
  font-size: 14px;
}

.footer-links a:hover {
  color: var(--secondary);
  padding-left: 5px;
}

.footer-contact {
  list-style: none;
  padding: 0;
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
  font-size: 14px;
}

.footer-contact i {
  color: var(--secondary);
  margin-top: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 0;
}

.footer-bottom p {
  font-size: 14px;
  margin-bottom: 0;
}

.footer-bottom-links a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
}

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

/* Back to Top */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 45px;
  height: 45px;
  background: var(--secondary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 999;
  box-shadow: var(--shadow);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-4px);
  color: var(--white);
}

/* Responsive */
@media (max-width: 991px) {
  .hero-content h1 {
    font-size: 36px;
  }

  .section-heading h2 {
    font-size: 30px;
  }

  .hero-content {
    padding-top: 100px;
    text-align: center;
  }

  .hero-content p {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
  }

  .hero-buttons .ml-2 {
    margin-left: 0 !important;
  }

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

  .navbar-collapse {
    background: rgba(6, 17, 33, 0.98);
    padding: 20px;
    border-radius: var(--radius);
    margin-top: 10px;
  }

  .btn-nav {
    margin-top: 10px;
    display: inline-block;
  }
}

@media (max-width: 767px) {
  .section-padding {
    padding: 70px 0;
  }

  .hero-content h1 {
    font-size: 28px;
  }

  .hero-stats h3 {
    font-size: 28px;
  }

  .section-heading h2 {
    font-size: 26px;
  }

  .cta-banner h3 {
    font-size: 22px;
  }

  .stat-item h3 {
    font-size: 32px;
  }

  .about-ref-content {
    padding: 50px 6%;
  }

  .about-ref-image img {
    min-height: 320px;
  }

  .ref-heading-line {
    font-size: 2rem;
  }

  .ref-heading-line-left {
    font-size: 1.8rem;
  }

  .services-section-ref,
  .features-section-ref {
    padding: 70px 0;
  }
}

@media (max-width: 575px) {
  .hero-content h1 {
    font-size: 24px;
  }

  .hero-badge {
    font-size: 11px;
    padding: 6px 14px;
  }

  .contact-info-card,
  .contact-form-card {
    padding: 25px 20px;
  }
}