* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 400;
  line-height: 1.6;
  font-family: 'Outfit', sans-serif;
  color: #2d3748;
  background-color: #f7fafc;
}

h1, h2, h3, h4, h5, h6 {
  margin-top: 0;
  margin-bottom: 0;
  font-weight: 600;
  line-height: 1.3;
}

h1 { font-size: calc(1.875rem + 1.5vw); }
h2 { font-size: calc(1.425rem + 1.1vw); }
h3 { font-size: calc(1.375rem + .8vw); }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.125rem; }

p {
  margin-top: 0;
  margin-bottom: 1rem;
}

a {
  text-decoration: none;
  display: inline-block;
  transition: all .2s ease-in-out;
  color: #e53e3e;
}

a:hover {
  color: #c53030;
  opacity: .9;
}

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

button {
  cursor: pointer;
}

input, button, select, textarea {
  margin: 0;
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}

:root {
  --primary-color: #e53e3e;
  --primary-dark: #c53030;
  --secondary-color: #fd7900;
  --accent-color: #ff6b35;
  --text-color: #2d3748;
  --text-light: #ffffff;
  --bg-color: #f7fafc;
  --bg-light: #ffffff;
  --bg-dark: #1a202c;
  --border-color: #e2e8f0;
}

.display-3 {
  font-size: calc(1.875rem + 2.5vw);
  font-weight: 700;
  line-height: 1.2;
}

.display-5 {
  font-size: calc(1.425rem + 1.8vw);
  font-weight: 600;
  line-height: 1.3;
}

.container {
  width: 100%;
  padding-right: 1rem;
  padding-left: 1rem;
  margin-right: auto;
  margin-left: auto;
  max-width: 1200px;
}

.row {
  display: flex;
  flex-wrap: wrap;
  margin-right: -0.75rem;
  margin-left: -0.75rem;
}

.row > * {
  flex-shrink: 0;
  width: 100%;
  max-width: 100%;
  padding-right: 0.75rem;
  padding-left: 0.75rem;
}

.col-4 { width: 33.33333333%; }
.col-5 { width: 41.66666667%; }
.col-6 { width: 50%; }
.col-8 { width: 66.66666667%; }
.col-12 { width: 100%; }

@media (min-width: 576px) {
  .col-sm-6 { width: 50%; }
  .col-sm-8 { width: 66.66666667%; }
  .col-sm-10 { width: 83.33333333%; }
}

@media (min-width: 768px) {
  .container { max-width: 740px; }
  .col-md-4 { width: 33.33333333%; }
  .col-md-5 { width: 41.66666667%; }
  .col-md-6 { width: 50%; }
  .col-md-7 { width: 58.33333333%; }
  .col-md-8 { width: 66.66666667%; }
  .col-md-9 { width: 75%; }
  .col-md-10 { width: 83.33333333%; }
}

@media (min-width: 992px) {
  .container { max-width: 960px; }
  .col-lg-4 { width: 33.33333333%; }
  .col-lg-5 { width: 41.66666667%; }
  .col-lg-6 { width: 50%; }
  .col-lg-7 { width: 58.33333333%; }
  .col-lg-8 { width: 66.66666667%; }
  .col-lg-9 { width: 75%; }
  .col-lg-10 { width: 83.33333333%; }
  .py-lg-21 { padding-top: 4rem !important; padding-bottom: 4rem !important; }
}

@media (min-width: 1200px) {
  .container { max-width: 1140px; }
  .col-xl-3 { width: 25%; }
  .col-xl-4 { width: 33.33333333%; }
  .col-xl-5 { width: 41.66666667%; }
  .col-xl-6 { width: 50%; }
  .col-xl-7 { width: 58.33333333%; }
  .col-xl-8 { width: 66.66666667%; }
  .col-xl-10 { width: 83.33333333%; }
}

@media (min-width: 1400px) {
  .container { max-width: 1320px; }
  .col-xxl-4 { width: 33.33333333%; }
  .col-xxl-5 { width: 41.66666667%; }
  .col-xxl-6 { width: 50%; }
}

.navbar {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  background-color: var(--bg-light);
  box-shadow: 0 2px 10px rgba(0,0,0,0.08);
  z-index: 1000;
}

.navbar > .container {
  display: flex;
  flex-wrap: inherit;
  align-items: center;
  justify-content: space-between;
}

.navbar-brand {
  padding: 0.5rem 0;
  margin-right: 2rem;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--primary-color);
  text-decoration: none;
}

.navbar-nav {
  display: flex;
  flex-direction: row;
  padding-left: 0;
  margin-bottom: 0;
  list-style: none;
  gap: 2rem;
}

.nav-link {
  display: block;
  padding: 0.5rem 0;
  color: var(--text-color);
  font-weight: 500;
  transition: color .2s ease-in-out;
  position: relative;
}

.nav-link:hover {
  color: var(--primary-color);
}

.nav-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -5px;
  left: 0;
  background-color: var(--primary-color);
  transition: width 0.3s ease-in-out;
}

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

.hero-section {
  min-height: 85vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('src-img/dfgreq5.webp');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: 1;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(229, 62, 62, 0.85) 0%, rgba(253, 121, 0, 0.8) 50%, rgba(255, 107, 53, 0.85) 100%);
  z-index: 2;
}

.hero-section .container {
  position: relative;
  z-index: 3;
}

.hero-title, .hero-subtitle {
  color: var(--text-light);
  text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.hero-subtitle {
  font-size: 1.25rem;
  max-width: 600px;
  margin: 0 auto;
}

.btn {
  display: inline-block;
  font-weight: 600;
  line-height: 1.4;
  text-align: center;
  cursor: pointer;
  user-select: none;
  border: 2px solid transparent;
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
  border-radius: 0.5rem;
  transition: all .3s ease-in-out;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--text-light);
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
  color: var(--text-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(229, 62, 62, 0.3);
}

.btn-light {
  background-color: var(--bg-light);
  border-color: var(--bg-light);
  color: var(--text-color);
}

.btn-light:hover {
  background-color: var(--bg-color);
  border-color: var(--bg-color);
  color: var(--text-color);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.125rem;
  border-radius: 0.75rem;
}

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

.bg-white {
  background-color: var(--bg-light) !important;
}

.bg-dark {
  background-color: var(--bg-dark) !important;
  color: var(--text-light) !important;
}

.bg-primary {
  background-color: var(--primary-color) !important;
  color: var(--text-light) !important;
}

.bg-primary-dark {
  background-color: var(--primary-dark) !important;
}

.text-white {
  color: var(--text-light) !important;
}

.text-light {
  color: var(--text-light) !important;
}

.text-primary {
  color: var(--primary-color) !important;
}

.service-icon {
  font-size: 2.5rem;
  display: inline-block;
  margin-bottom: 1rem;
}

.shadow-sm {
  box-shadow: 0 0.125rem 0.25rem rgba(0,0,0,0.075) !important;
}

.shadow {
  box-shadow: 0 0.5rem 1rem rgba(0,0,0,0.15) !important;
}

.rounded {
  border-radius: 0.5rem !important;
}

.card-service {
  background: var(--bg-light);
  border-radius: 1rem;
  padding: 2rem 1.5rem;
  height: 100%;
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

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

.card-service:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0,0,0,0.1);
  border-color: var(--primary-color);
}

.card-service h5 {
  color: var(--text-color);
  font-size: 1.25rem;
  margin-bottom: 1rem;
  font-weight: 600;
}

.card-service p {
  color: #4a5568;
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.card-service a {
  color: var(--primary-color);
  font-weight: 600;
  text-decoration: none;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.card-service a::after {
  content: '→';
  transition: transform 0.2s ease;
}

.card-service a:hover::after {
  transform: translateX(3px);
}

.contact-info {
  background: var(--bg-light);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  padding: 2rem;
  height: 100%;
}

.contact-info h4 {
  color: var(--text-color);
  margin-bottom: 1.5rem;
}

.contact-info strong {
  color: var(--text-color);
  display: block;
  margin-bottom: 0.5rem;
}

.contact-form {
  background: var(--bg-light);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  padding: 2rem;
}

.form-label {
  margin-bottom: 0.5rem;
  display: inline-block;
  font-weight: 500;
  color: var(--text-color);
}

.form-control, .form-select {
  display: block;
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5;
  color: var(--text-color);
  background-color: var(--bg-light);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  transition: all .15s ease-in-out;
}

.form-control:focus, .form-select:focus {
  outline: 0;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(229, 62, 62, 0.25);
  background-color: #fff;
}

.form-check {
  display: block;
  min-height: 1.5rem;
  padding-left: 1.5rem;
  margin-bottom: 0.125rem;
}

.form-check-input {
  width: 1em;
  height: 1em;
  margin-top: 0.25em;
  margin-left: -1.5rem;
  vertical-align: top;
  background-color: var(--bg-light);
  border: 1px solid var(--border-color);
  appearance: none;
  border-radius: 0.25rem;
  transition: all 0.15s ease-in-out;
}

.form-check-input:checked {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
}

.form-check-input:checked::after {
  content: '✓';
  display: block;
  text-align: center;
  color: white;
  font-size: 0.75em;
  line-height: 1;
}

.form-check-label {
  cursor: pointer;
  color: var(--text-color);
}

.form-check-label a {
  color: var(--primary-color);
}

.list-unstyled {
  padding-left: 0;
  list-style: none;
}

.border-secondary {
  border-color: #6c757d !important;
}

.position-relative {
  position: relative !important;
}

.position-absolute {
  position: absolute !important;
}

.d-flex {
  display: flex !important;
}

.d-block {
  display: block !important;
}

.d-none {
  display: none !important;
}

.w-100 {
  width: 100% !important;
}

.h-100 {
  height: 100% !important;
}

.flex-wrap {
  flex-wrap: wrap !important;
}

.flex-column {
  flex-direction: column !important;
}

.align-items-center {
  align-items: center !important;
}

.justify-content-center {
  justify-content: center !important;
}

.justify-content-between {
  justify-content: space-between !important;
}

.text-center {
  text-align: center !important;
}

.text-decoration-none {
  text-decoration: none !important;
}

.fw-bold {
  font-weight: 700 !important;
}

.fw-normal {
  font-weight: 400 !important;
}

.fs-1 { font-size: 2rem !important; }
.fs-2 { font-size: 1.5rem !important; }
.fs-3 { font-size: 1.25rem !important; }

.mb-0 { margin-bottom: 0 !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.mb-3 { margin-bottom: 1rem !important; }
.mb-4 { margin-bottom: 1.5rem !important; }
.mb-5 { margin-bottom: 2rem !important; }
.mb-6 { margin-bottom: 2.5rem !important; }
.mb-7 { margin-bottom: 3rem !important; }
.mb-8 { margin-bottom: 3.5rem !important; }
.mb-9 { margin-bottom: 4rem !important; }
.mb-13 { margin-bottom: 5rem !important; }
.mb-16 { margin-bottom: 6rem !important; }

.mt-6 { margin-top: 2.5rem !important; }
.mt-7 { margin-top: 3rem !important; }
.mt-8 { margin-top: 3.5rem !important; }
.mt-9 { margin-top: 4rem !important; }

.p-4 { padding: 1.5rem !important; }
.p-6 { padding: 2.5rem !important; }
.p-8 { padding: 3.5rem !important; }
.p-9 { padding: 4rem !important; }

.py-3 { padding-top: 1rem !important; padding-bottom: 1rem !important; }
.py-8 { padding-top: 3.5rem !important; padding-bottom: 3.5rem !important; }
.py-11 { padding-top: 4rem !important; padding-bottom: 4rem !important; }

.ms-auto { margin-left: auto !important; }
.ms-3 { margin-left: 1rem !important; }

.small {
  font-size: 0.875em;
}

.navbar-toggler {
  display: none;
  padding: 0.375rem 0.875rem;
  font-size: 1.25rem;
  line-height: 1;
  background-color: transparent;
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
}

@media (min-width: 768px) {
  .text-md-start { text-align: left !important; }
  .mb-md-0 { margin-bottom: 0 !important; }
  .col-md-6 { width: 50%; }
}

@media (min-width: 992px) {
  .mb-lg-0 { margin-bottom: 0 !important; }
  .text-lg-start { text-align: left !important; }
  .d-lg-block { display: block !important; }
}

@media (max-width: 991px) {
  .navbar-nav {
    flex-direction: column !important;
    gap: 0.5rem;
    margin-top: 1rem;
    padding: 1rem 0;
    border-top: 1px solid var(--border-color);
  }
  
  .navbar-nav .nav-link {
    padding: 0.75rem 0;
  }
}

@media (max-width: 767px) {
  .hero-section {
    min-height: 70vh;
    padding: 2rem 0;
  }
  
  .display-3 {
    font-size: 2.25rem;
  }
  
  .display-5 {
    font-size: 1.75rem;
  }
  
  .hero-subtitle {
    font-size: 1.125rem;
  }
  
  .py-11 {
    padding-top: 2.5rem !important;
    padding-bottom: 2.5rem !important;
  }
  
  .card-service {
    padding: 1.5rem 1rem;
    margin-bottom: 1.5rem;
  }
  
  .contact-info, .contact-form {
    padding: 1.5rem;
  }
  
  .navbar-nav {
    gap: 0.25rem;
  }
  
  .nav-link {
    font-size: 0.9rem;
  }
}

.performance-card {
  background: var(--bg-light);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 1.5rem;
  text-align: center;
  height: 100%;
  transition: all 0.3s ease;
}

.performance-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.performance-card h5 {
  color: var(--primary-color);
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.performance-card p {
  color: var(--text-color);
  font-weight: 700;
  font-size: 1.125rem;
  margin: 0;
}

.testimonial-card {
  background: var(--bg-light);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  padding: 2rem;
  height: 100%;
  transition: all 0.3s ease;
}

.testimonial-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.testimonial-card h4 {
  color: var(--primary-color);
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.testimonial-card p {
  color: #4a5568;
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.testimonial-avatar {
  background-color: var(--primary-color);
  border-radius: 50%;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: bold;
  font-size: 1rem;
}

.testimonial-info h6 {
  color: var(--text-color);
  font-size: 1rem;
  font-weight: 600;
  margin: 0;
}

.testimonial-info small {
  color: #718096;
  font-size: 0.875rem;
}