/* ========================================
   LABHANSH INFRA PROJECTS - MAIN STYLES
   ======================================== */

/* === ROOT VARIABLES === */
:root {
  --primary-color: #fbb03b;
  --secondary-color: #c18a40;
  --dark-color: #2c3e50;
  --light-gray: #f5f5f5;
  --medium-gray: #7a8691;
  --white: #ffffff;
  --transition: all 0.3s ease;
}

/* === RESET & BASE === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Arial", "Helvetica", sans-serif;
  line-height: 1.6;
  color: var(--dark-color);
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

/* === CONTAINER === */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* === NAVIGATION === */
.navbar {
  background: var(--white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 15px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo img {
  height: 80px;
}

.nav-menu {
  display: flex;
  gap: 30px;
}

.nav-menu a {
  color: var(--dark-color);
  font-weight: 600;
  transition: var(--transition);
  position: relative;
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--primary-color);
}

.nav-menu a.active::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--primary-color);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: var(--dark-color);
  transition: var(--transition);
}

/* === HERO SECTION === */
.hero {
  height: 100vh;
  position: relative;
  overflow: hidden;
}

.hero-slider {
  height: 100%;
  position: relative;
}

.hero-slide {
  position: absolute;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1s ease-in-out;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-slide.active {
  opacity: 1;
}

.hero-content {
  text-align: center;
  color: var(--white);
  z-index: 1;
  padding: 20px;
}

.hero-title {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 900;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 2px;
  animation: fadeInUp 1s ease;
}

.hero-subtitle {
  font-size: clamp(18px, 3vw, 28px);
  margin-bottom: 40px;
  animation: fadeInUp 1s ease 0.3s backwards;
}

.hero-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 1s ease 0.6s backwards;
}

.hero-nav {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 15px;
  z-index: 2;
}

.hero-nav-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  border: 2px solid var(--white);
  cursor: pointer;
  transition: var(--transition);
}

.hero-nav-dot.active {
  background: var(--primary-color);
  transform: scale(1.3);
}

/* === BUTTONS === */
.btn {
  display: inline-block;
  padding: 15px 40px;
  font-size: 16px;
  font-weight: 700;
  text-transform: uppercase;
  border-radius: 50px;
  transition: var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
}

.btn-primary {
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
  color: var(--white);
  border-color: var(--primary-color);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(251, 176, 59, 0.4);
}

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

.btn-secondary:hover {
  background: var(--white);
  color: var(--dark-color);
}

.btn-white {
  background: var(--white);
  color: var(--dark-color);
}

.btn-white:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(255, 255, 255, 0.3);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}

.btn-outline:hover {
  background: var(--white);
  color: var(--dark-color);
}

/* === PAGE HEADER === */
.page-header {
  height: 50vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
}

.page-header h1 {
  font-size: clamp(36px, 6vw, 56px);
  font-weight: 900;
  margin-bottom: 15px;
  text-transform: uppercase;
}

.page-header p {
  font-size: clamp(16px, 3vw, 24px);
}

/* === SECTIONS === */
.section-white {
  background: var(--white);
  padding: 80px 20px;
}

.section-gray {
  background: var(--light-gray);
  padding: 80px 20px;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-title {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 900;
  color: var(--dark-color);
  margin-bottom: 15px;
}

.title-underline {
  width: 80px;
  height: 4px;
  background: transparent;
  margin: 0 auto 20px;
  display: none;
}

.section-subtitle {
  font-size: clamp(16px, 2vw, 20px);
  color: var(--medium-gray);
  max-width: 800px;
  margin: 0 auto;
}

/* === CONTENT GRID === */
.content-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

@media (min-width: 768px) {
  .content-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.content-text p {
  margin-bottom: 20px;
  line-height: 1.8;
  color: var(--medium-gray);
}

.intro-text {
  font-size: 18px;
  line-height: 1.8;
}

.content-image {
  position: relative;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.content-image img {
  width: 100%;
  height: auto;
}

.image-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
  padding: 30px;
  display: flex;
  justify-content: space-around;
}

.overlay-stat {
  text-align: center;
  color: var(--white);
}

.overlay-stat h3 {
  font-size: 36px;
  color: var(--primary-color);
}

/* === FEATURE LIST === */
.feature-list {
  margin-top: 30px;
}

.feature-item {
  display: flex;
  gap: 15px;
  margin-bottom: 20px;
  align-items: flex-start;
}

.feature-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 900;
  flex-shrink: 0;
}

.feature-text h4 {
  color: var(--dark-color);
  margin-bottom: 5px;
}

.feature-text p {
  color: var(--medium-gray);
  margin: 0;
}

/* === SERVICES GRID === */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.service-card {
  background: var(--white);
  padding: 40px 30px;
  border-radius: 15px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid rgba(251, 176, 59, 0.1);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--secondary-color)
  );
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card:hover {
  transform: translateY(-12px);
  box-shadow: var(--shadow-hover);
}

.service-icon {
  font-size: 52px;
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: 22px;
  color: var(--dark-color);
  margin-bottom: 15px;
  font-weight: 700;
}

.service-card p {
  color: var(--medium-gray);
  line-height: 1.6;
  font-size: 15px;
}

/* === SERVICE DETAIL CARDS === */
.services-detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.service-detail-card {
  background: var(--white);
  padding: 40px;
  border-radius: 15px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(251, 176, 59, 0.1);
  transition: var(--transition);
}

.service-detail-card:hover {
  box-shadow: var(--shadow-hover);
}

.service-detail-icon {
  font-size: 56px;
  margin-bottom: 20px;
}

.service-detail-card h3 {
  font-size: 24px;
  color: var(--dark-color);
  margin-bottom: 15px;
  font-weight: 700;
}

.service-detail-text {
  color: var(--medium-gray);
  line-height: 1.8;
  margin-bottom: 20px;
  font-size: 15px;
}

.service-features {
  list-style: none;
}

.service-features li {
  padding: 10px 0;
  color: var(--medium-gray);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  font-size: 14px;
}

.service-features li:last-child {
  border-bottom: none;
}

/* === LEADERS GRID === */
.leaders-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

@media (min-width: 768px) {
  .leaders-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.leader-card {
  background: var(--white);
  padding: 40px;
  border-radius: 15px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid rgba(251, 176, 59, 0.1);
}

.leader-card:hover {
  transform: translateY(-12px);
  box-shadow: var(--shadow-hover);
}

.leader-avatar {
  width: 180px;
  height: 180px;
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin: 0 auto 25px;
  box-shadow: 0 8px 20px rgba(251, 176, 59, 0.3);
  padding: 2px; /* Creates a border effect with the gradient */
}

.leader-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%; /* Slightly smaller radius to fit inside the container */
  background: var(--white); /* Fallback background */
}

.leader-content h3 {
  font-size: 28px;
  color: var(--dark-color);
  margin-bottom: 10px;
  text-align: center;
  font-weight: 700;
}

.leader-role {
  font-size: 16px;
  color: var(--primary-color);
  font-weight: 700;
  margin-bottom: 20px;
  text-align: center;
}

.leader-description {
  color: var(--medium-gray);
  line-height: 1.8;
  margin-bottom: 25px;
  font-size: 15px;
}

.skills-container {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.skill-tag {
  background: linear-gradient(
    135deg,
    rgba(251, 176, 59, 0.1),
    rgba(193, 138, 64, 0.05)
  );
  color: var(--secondary-color);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  border: 2px solid rgba(251, 176, 59, 0.2);
  transition: var(--transition);
}

.skill-tag:hover {
  border-color: var(--primary-color);
  background: rgba(251, 176, 59, 0.15);
}

/* === VALUES GRID === */
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.value-card {
  background: var(--white);
  padding: 40px 30px;
  border-radius: 15px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid rgba(251, 176, 59, 0.1);
}

.value-card:hover {
  transform: translateY(-12px);
  box-shadow: var(--shadow-hover);
}

.value-icon {
  font-size: 52px;
  margin-bottom: 20px;
}

.value-card h3 {
  font-size: 22px;
  color: var(--dark-color);
  margin-bottom: 15px;
  font-weight: 700;
}

.value-card p {
  color: var(--medium-gray);
  line-height: 1.6;
  font-size: 15px;
}

/* === WHY GRID === */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.why-card {
  background: var(--white);
  padding: 40px 30px;
  border-radius: 15px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid rgba(251, 176, 59, 0.1);
}

.why-card:hover {
  transform: translateY(-12px);
  box-shadow: var(--shadow-hover);
}

.why-icon {
  font-size: 52px;
  margin-bottom: 20px;
}

.why-card h3 {
  font-size: 22px;
  color: var(--dark-color);
  margin-bottom: 15px;
  font-weight: 700;
}

.why-card p {
  color: var(--medium-gray);
  line-height: 1.6;
  font-size: 15px;
}

/* === PEB SECTIONS === */
.peb-features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.peb-feature-card {
  background: var(--white);
  padding: 35px;
  border-radius: 15px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid rgba(251, 176, 59, 0.1);
}

.peb-feature-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-hover);
}

.peb-feature-icon {
  font-size: 56px;
  margin-bottom: 20px;
}

.peb-feature-card h3 {
  font-size: 22px;
  color: var(--dark-color);
  margin-bottom: 15px;
}

.peb-feature-card p {
  color: var(--medium-gray);
  line-height: 1.7;
}

.applications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.application-card {
  background: var(--white);
  padding: 30px 20px;
  border-radius: 15px;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  transition: var(--transition);
}

.application-card:hover {
  transform: translateY(-5px);
}

.application-icon {
  font-size: 42px;
  margin-bottom: 15px;
}

.application-card h4 {
  font-size: 16px;
  color: var(--dark-color);
  font-weight: 600;
}

.specs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.spec-card {
  background: var(--white);
  padding: 35px;
  border-radius: 20px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.spec-card h4 {
  font-size: 22px;
  color: var(--dark-color);
  margin-bottom: 20px;
}

.spec-card ul {
  list-style: none;
}

.spec-card li {
  padding: 8px 0;
  color: var(--medium-gray);
  padding-left: 25px;
  position: relative;
}

.spec-card li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: 900;
}

.peb-highlight {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

@media (min-width: 768px) {
  .peb-highlight {
    grid-template-columns: 1fr 1fr;
  }
}

.peb-highlight-content h2 {
  font-size: 36px;
  color: var(--dark-color);
  margin-bottom: 20px;
}

.peb-highlight-content p {
  color: var(--medium-gray);
  line-height: 1.8;
  margin-bottom: 20px;
}

.peb-features {
  list-style: none;
  margin-bottom: 30px;
}

.peb-features li {
  padding: 10px 0;
  color: var(--medium-gray);
  font-size: 16px;
}

.peb-highlight-image {
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.peb-commitment {
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
  padding: 60px 20px;
  text-align: center;
  color: var(--white);
}

.peb-commitment h2 {
  font-size: 32px;
  margin-bottom: 20px;
}

.peb-commitment p {
  font-size: 18px;
  line-height: 1.8;
  max-width: 900px;
  margin: 0 auto;
}

/* === PROCESS SECTION === */
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.process-step {
  background: var(--white);
  padding: 40px 30px;
  border-radius: 20px;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.process-number {
  width: 60px;
  height: 60px;
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 900;
  color: var(--white);
  margin: 0 auto 20px;
}

.process-step h3 {
  font-size: 22px;
  color: var(--dark-color);
  margin-bottom: 15px;
}

.process-step p {
  color: var(--medium-gray);
  line-height: 1.6;
}

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

.timeline-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 30px;
  margin-bottom: 40px;
  position: relative;
}

.timeline-item:not(:last-child)::before {
  content: "";
  position: absolute;
  left: 40px;
  top: 80px;
  bottom: -40px;
  width: 2px;
  background: var(--primary-color);
}

.timeline-number {
  width: 80px;
  height: 80px;
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  font-weight: 900;
  color: var(--white);
  z-index: 1;
}

.timeline-content h3 {
  font-size: 24px;
  color: var(--dark-color);
  margin-bottom: 10px;
}

.timeline-content p {
  color: var(--medium-gray);
  line-height: 1.7;
}

/* === CONTACT SECTION === */
.contact-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.contact-info-card {
  background: var(--white);
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  transition: var(--transition);
  text-align: center;
}

.contact-info-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px rgba(251, 176, 59, 0.2);
}

.contact-card-icon {
  font-size: 56px;
  margin-bottom: 20px;
}

.contact-info-card h3 {
  font-size: 24px;
  color: var(--dark-color);
  margin-bottom: 20px;
}

.contact-details p {
  color: var(--medium-gray);
  line-height: 1.8;
  margin-bottom: 8px;
}

.contact-details a {
  color: var(--primary-color);
  transition: var(--transition);
}

.contact-details a:hover {
  text-decoration: underline;
}

.contact-form-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  max-width: 1000px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .contact-form-container {
    grid-template-columns: 2fr 1fr;
  }
}

.contact-form {
  background: var(--white);
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 600px) {
  .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  color: var(--dark-color);
  font-weight: 600;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 15px;
  border: 2px solid #e0e0e0;
  border-radius: 10px;
  font-size: 16px;
  transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}

.form-submit {
  text-align: center;
}

.form-sidebar {
  background: var(--white);
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.form-sidebar h3 {
  font-size: 24px;
  color: var(--dark-color);
  margin-bottom: 15px;
}

.form-sidebar p {
  color: var(--medium-gray);
  line-height: 1.7;
  margin-bottom: 20px;
}

.quick-contact-buttons {
  display: flex;
  flex-direction: column;
  gap: 15px;
  margin-bottom: 30px;
}

.quick-contact-btn {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 15px 20px;
  border-radius: 10px;
  transition: var(--transition);
  font-weight: 600;
}

.quick-contact-btn.whatsapp {
  background: #25d366;
  color: var(--white);
}

.quick-contact-btn.phone {
  background: var(--primary-color);
  color: var(--white);
}

.quick-contact-btn.email {
  background: var(--secondary-color);
  color: var(--white);
}

.quick-contact-btn:hover {
  transform: translateX(5px);
}

.btn-icon {
  font-size: 24px;
}

.business-hours {
  padding: 20px;
  background: var(--light-gray);
  border-radius: 10px;
}

.business-hours h4 {
  font-size: 18px;
  color: var(--dark-color);
  margin-bottom: 15px;
}

.business-hours p {
  color: var(--medium-gray);
  margin-bottom: 8px;
}

.map-container {
  margin-top: 40px;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

/* === CTA SECTION === */
.cta-section {
  background: linear-gradient(135deg, var(--dark-color), #34495e);
  padding: 80px 20px;
  text-align: center;
  color: var(--white);
}

.cta-section h2 {
  font-size: clamp(32px, 5vw, 48px);
  margin-bottom: 20px;
}

.cta-section p {
  font-size: clamp(16px, 3vw, 22px);
  margin-bottom: 40px;
}

.cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

/* === FOOTER === */
.footer {
  background: var(--dark-color);
  color: var(--white);
  padding: 60px 20px 20px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h3 {
  font-size: 24px;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.footer-col h4 {
  font-size: 18px;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.footer-col p {
  color: #bdc3c7;
  line-height: 1.7;
  margin-bottom: 10px;
}

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

.footer-col ul li a {
  color: #bdc3c7;
  transition: var(--transition);
}

.footer-col ul li a:hover {
  color: var(--primary-color);
}

.whatsapp-btn {
  display: inline-block;
  background: #25d366;
  color: var(--white);
  padding: 12px 25px;
  border-radius: 10px;
  font-weight: 600;
  transition: var(--transition);
  margin-top: 15px;
}

.whatsapp-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(37, 211, 102, 0.4);
}

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #bdc3c7;
}

/* === FLOATING WHATSAPP BUTTON === */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #25d366, #128c7e);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.5);
  z-index: 9999;
  transition: var(--transition);
  animation: whatsappPulse 2s ease-in-out infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 40px rgba(37, 211, 102, 0.7);
}

.whatsapp-icon {
  font-size: 32px;
}

@keyframes whatsappPulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

/* === ANIMATIONS === */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* === UTILITIES === */
.text-center {
  text-align: center;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    left: -100%;
    top: 80px;
    flex-direction: column;
    background: var(--white);
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
    padding: 20px 0;
  }

  .nav-menu.active {
    left: 0;
  }

  .hamburger {
    display: flex;
  }

  .hamburger.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
  }

  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }

  .hamburger.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .whatsapp-float {
    bottom: 20px;
    right: 20px;
    width: 55px;
    height: 55px;
  }

  .whatsapp-icon {
    font-size: 28px;
  }
}

@media (max-width: 480px) {
  .section-white,
  .section-gray {
    padding: 60px 15px;
  }

  .service-card,
  .value-card,
  .why-card {
    padding: 30px 20px;
  }
}