/* Combined styles from index.css and App.css */

:root {
  /* Primary Colors */
  --primary-color: #3498db;
  --primary-dark: #2980b9;
  --primary-light: #5dade2;

  /* Secondary Colors */
  --secondary-color: #2c3e50;
  --secondary-light: #34495e;

  /* Accent Colors */
  --accent-color: #e74c3c;
  --accent-light: #f1948a;

  /* Neutral Colors */
  --white: #ffffff;
  --light-gray: #f8f9fa;
  --medium-gray: #e9ecef;
  --dark-gray: #343a40;
  --black: #212529;

  /* Font Families */
  --heading-font: 'Poppins', sans-serif;
  --body-font: 'Roboto', sans-serif;

  /* Font Sizes */
  --fs-xs: 0.75rem;    /* 12px */
  --fs-sm: 0.875rem;   /* 14px */
  --fs-md: 1rem;       /* 16px */
  --fs-lg: 1.125rem;   /* 18px */
  --fs-xl: 1.25rem;    /* 20px */
  --fs-2xl: 1.5rem;    /* 24px */
  --fs-3xl: 1.875rem;  /* 30px */
  --fs-4xl: 2.25rem;   /* 36px */
  --fs-5xl: 3rem;      /* 48px */

  /* Spacing */
  --spacing-xs: 0.25rem;  /* 4px */
  --spacing-sm: 0.5rem;   /* 8px */
  --spacing-md: 1rem;     /* 16px */
  --spacing-lg: 1.5rem;   /* 24px */
  --spacing-xl: 2rem;     /* 32px */
  --spacing-2xl: 3rem;    /* 48px */
  --spacing-3xl: 4rem;    /* 64px */

  /* Border Radius */
  --radius-sm: 0.25rem;   /* 4px */
  --radius-md: 0.5rem;    /* 8px */
  --radius-lg: 1rem;      /* 16px */
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Container Width */
  --container-width: 1200px;

  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

body {
  font-family: var(--body-font);
  color: var(--black);
  background-color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--heading-font);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--secondary-color);
}

h1 {
  font-size: var(--fs-5xl);
}

h2 {
  font-size: var(--fs-4xl);
}

h3 {
  font-size: var(--fs-3xl);
}

h4 {
  font-size: var(--fs-2xl);
}

h5 {
  font-size: var(--fs-xl);
}

h6 {
  font-size: var(--fs-lg);
}

p {
  margin-bottom: var(--spacing-md);
}

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

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

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

button, .button {
  display: inline-block;
  background-color: var(--primary-color);
  color: var(--white);
  font-family: var(--body-font);
  font-weight: 500;
  font-size: var(--fs-md);
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
  text-align: center;
}

button:hover, .button:hover {
  background-color: var(--white);
  color: var(--primary-color);
}

button:focus, .button:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.5);
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.section {
  padding: var(--spacing-3xl) 0;
  scroll-margin-top: 80px; /* Add space for fixed header */
}

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

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

.text-secondary {
  color: var(--secondary-color);
}

.text-accent {
  color: var(--accent-color);
}

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

.bg-primary {
  background-color: var(--primary-color);
  color: var(--white);
}

.bg-secondary {
  background-color: var(--secondary-color);
  color: var(--white);
}

/* Header Styles */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: transparent;
  transition: background-color var(--transition-normal), box-shadow var(--transition-normal);
  padding: var(--spacing-sm) 0;
}

.header.scrolled {
  background-color: var(--primary-color);
  box-shadow: var(--shadow-md);
}

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

.logo-container {
  display: block;
}

.logo {
  height: 48px;
  width: auto;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
}

.nav-list a {
  color: var(--secondary-color);
  font-weight: 500;
  position: relative;
  padding: var(--spacing-xs) 0;
}

.nav-list a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--white);
  transition: width var(--transition-fast);
}

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

/* Show underline on hover */
.nav-list a:hover::after {
  width: 100%;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 10;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--secondary-color);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.menu-toggle.open span:first-child {
  transform: translateY(9px) rotate(45deg);
}

.menu-toggle.open span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.open span:last-child {
  transform: translateY(-9px) rotate(-45deg);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-image: url('../assets/hero-bg.svg');
  background-size: cover;
  background-position: center;
  color: var(--white);
  padding-top: 80px;
}

.hero::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 80%;
  height: 80%;
  background-image: url('../assets/bsl-logo-transparent.svg');
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  opacity: 0.2;
  z-index: 0;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.hero h2 {
  font-size: var(--fs-5xl);
  margin-bottom: var(--spacing-lg);
  color: var(--white);
}

.hero-subtitle {
  font-size: var(--fs-xl);
  margin-bottom: var(--spacing-xl);
  opacity: 0.9;
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
}

.hero-buttons a.button, .hero-buttons a.button-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.button-outline {
  background-color: transparent;
  border: 2px solid var(--white);
}

.button-outline:hover {
  background-color: var(--white);
  color: var(--secondary-color);
}

/* Section Styles */
.section-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.section-subtitle {
  font-size: var(--fs-lg);
  color: var(--dark-gray);
  max-width: 700px;
  margin: 0 auto;
}

/* About Section */
.about-content {
  max-width: 800px;
  margin: 0 auto;
}

.about-text p {
  margin-bottom: var(--spacing-lg);
}

/* Services Section */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
  justify-content: center;
}

.service-card {
  background-color: var(--white);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  text-align: center;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.service-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-lg);
}

.service-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* Benefits Section */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.benefit-card {
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  background-color: var(--white);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal);
  text-align: center;
}

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

.benefit-icon {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
}

/* Process Section */
.process-steps {
  max-width: 800px;
  margin: 0 auto;
}

.process-step {
  display: flex;
  margin-bottom: var(--spacing-xl);
  position: relative;
}

.process-step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 50px;
  left: 25px;
  width: 2px;
  height: calc(100% + var(--spacing-xl));
  background-color: var(--primary-light);
}

.process-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background-color: var(--primary-color);
  color: var(--white);
  border-radius: var(--radius-full);
  font-weight: 600;
  margin-right: var(--spacing-lg);
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.process-content {
  flex-grow: 1;
}

/* Contact Section */
.contact-container {
  display: flex;
  justify-content: center;
  gap: var(--spacing-xl);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.contact-item i {
  font-size: 1.5rem;
  color: var(--primary-color);
}

.contact-item p {
  margin: 0;
  line-height: 1.5;
}

.social-links {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--primary-color);
  color: var(--white);
  border-radius: var(--radius-full);
  transition: background-color var(--transition-fast);
}

.social-links a:hover {
  background-color: var(--primary-dark);
}

/* Footer */
.footer {
  padding-top: var(--spacing-2xl);
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--spacing-md);
}

.footer-logo .logo {
  height: 60px;
  width: auto;
  filter: brightness(0) invert(1);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
}

.footer-links-column h4 {
  color: var(--white);
  margin-bottom: var(--spacing-md);
}

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

.footer-links-column li {
  margin-bottom: var(--spacing-sm);
}

.footer-links-column a {
  color: rgba(255, 255, 255, 0.8);
  transition: color var(--transition-fast);
}

.footer-links-column a:hover {
  color: var(--white);
}

.footer-bottom {
  padding: var(--spacing-lg) 0;
  text-align: center;
  color: rgba(255, 255, 255, 0.6);
}

/* Dark mode overrides */
.dark-mode {
  --primary-color: #5dade2;
  --primary-dark: #3498db;
  --primary-light: #2980b9;

  --secondary-color: #f8f9fa;
  --secondary-light: #e9ecef;

  --accent-color: #f1948a;
  --accent-light: #e74c3c;

  --white: #212529;
  --light-gray: #343a40;
  --medium-gray: #2c3e50;
  --dark-gray: #e9ecef;
  --black: #f8f9fa;
}

.dark-mode body {
  background-color: var(--white);
  color: var(--black);
}

.dark-mode h1, .dark-mode h2, .dark-mode h3, .dark-mode h4, .dark-mode h5, .dark-mode h6 {
  color: var(--secondary-color);
}

.dark-mode a {
  color: var(--primary-color);
}

.dark-mode a:hover {
  color: var(--primary-dark);
}

.dark-mode .bg-light {
  background-color: var(--light-gray);
}

.dark-mode .bg-primary {
  background-color: var(--primary-color);
  color: var(--white);
}

.dark-mode .bg-secondary {
  background-color: var(--secondary-color);
  color: var(--white);
}

/* Responsive Styles */
@media (max-width: 992px) {
  .contact-container {
    flex-direction: column;
    align-items: center;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }

  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70%;
    height: 100vh;
    background-color: var(--white);
    box-shadow: var(--shadow-lg);
    padding: 80px var(--spacing-lg) var(--spacing-lg);
    transition: right var(--transition-normal);
    z-index: 5;
  }

  .nav.open {
    right: 0;
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero h1 {
    font-size: var(--fs-4xl);
  }

  .hero-subtitle {
    font-size: var(--fs-lg);
  }

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

  .services-grid,
  .benefits-grid {
    grid-template-columns: 1fr;
  }

  .process-step {
    flex-direction: column;
  }

  .process-number {
    margin-bottom: var(--spacing-md);
  }

  .process-step:not(:last-child)::after {
    left: 25px;
    top: 50px;
    height: calc(100% - 50px);
  }

  .contact-form {
    grid-template-columns: 1fr;
  }

  .form-group:nth-child(3),
  .form-group:nth-child(4),
  .contact-form button {
    grid-column: span 1;
  }

  .footer-links {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 576px) {
  .nav {
    width: 85%;
  }
}

/* Dark Mode Toggle */
.dark-mode-toggle {
  display: flex;
  align-items: center;
  cursor: pointer;
  margin-left: var(--spacing-md);
}

.dark-mode-toggle input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: var(--radius-full);
  background-color: transparent;
  color: var(--secondary-color);
  transition: all var(--transition-fast);
}

.dark-mode-toggle input:checked + .toggle-icon {
  color: var(--white);
  background-color: var(--secondary-color);
}

/* Responsive Utilities */
@media (max-width: 1200px) {
  :root {
    --container-width: 960px;
  }
}

@media (max-width: 992px) {
  :root {
    --container-width: 720px;
  }

  h1 {
    font-size: var(--fs-4xl);
  }

  h2 {
    font-size: var(--fs-3xl);
  }

  h3 {
    font-size: var(--fs-2xl);
  }
}

@media (max-width: 768px) {
  :root {
    --container-width: 540px;
  }

  .section {
    padding: var(--spacing-2xl) 0;
  }
}

@media (max-width: 576px) {
  :root {
    --container-width: 100%;
  }

  h1 {
    font-size: var(--fs-3xl);
  }

  h2 {
    font-size: var(--fs-2xl);
  }

  h3 {
    font-size: var(--fs-xl);
  }

  .container {
    padding: 0 var(--spacing-md);
  }
}