/* ===== VARIABLES ===== */
:root {
  /* Light Mode Colors */
  --primary: #8a2be2;
  --primary-light: #9370db;
  --primary-dark: #6a1cb7;
  --secondary: #7b68ee;
  --accent: #00bfff;

  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --bg-tertiary: #f0f2f5;

  --text-primary: #333333;
  --text-secondary: #666666;
  --text-tertiary: #999999;

  --border-color: rgba(0, 0, 0, 0.1);
  --shadow-color: rgba(0, 0, 0, 0.1);

  /* Transitions */
  --transition-fast: 0.3s ease;
  --transition-medium: 0.5s ease;
  --transition-slow: 0.8s ease;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 8rem;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-full: 9999px;
}

.dark-mode {
  --primary: #9370db;
  --primary-light: #a58fe2;
  --primary-dark: #7b52db;
  --secondary: #7b68ee;
  --accent: #00bfff;

  --bg-primary: #121212;
  --bg-secondary: #1e1e1e;
  --bg-tertiary: #2d2d2d;

  --text-primary: #f0f0f0;
  --text-secondary: #b0b0b0;
  --text-tertiary: #808080;

  --border-color: rgba(255, 255, 255, 0.1);
  --shadow-color: rgba(0, 0, 0, 0.3);
}

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

html {
  font-size: 62.5%; /* 10px = 1rem */
  scroll-behavior: smooth;
  scroll-padding-top: 8rem;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  font-size: 1.6rem;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
  transition: background-color var(--transition-medium), color var(--transition-medium);
}

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

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

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

a:focus {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

ul {
  list-style: none;
}

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
}

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

/* ===== CUSTOM CURSOR ===== */
.cursor {
  position: fixed;
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  background-color: var(--primary);
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  opacity: 0.7;
  transition: transform 0.1s ease, opacity 0.2s ease, width 0.2s ease, height 0.2s ease;
  mix-blend-mode: difference;
}

.cursor-follower {
  position: fixed;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  border: 1px solid var(--primary);
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.3s ease, width 0.3s ease, height 0.3s ease, opacity 0.3s ease;
}

/* ===== UTILITY CLASSES ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.2rem 2.4rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 1.6rem;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
  z-index: 1;
  box-shadow: 0 4px 6px var(--shadow-color);
}

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

.primary-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 100%;
  background-color: var(--primary-dark);
  transition: width var(--transition-fast);
  z-index: -1;
}

.primary-btn:hover::before {
  width: 100%;
}

.primary-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px var(--shadow-color);
}

.primary-btn:active {
  transform: translateY(-1px);
  box-shadow: 0 5px 10px var(--shadow-color);
}

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

.outline-btn:hover {
  background-color: var(--primary);
  color: white;
  transform: translateY(-3px);
  box-shadow: 0 10px 20px var(--shadow-color);
}

.outline-btn:active {
  transform: translateY(-1px);
  box-shadow: 0 5px 10px var(--shadow-color);
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: inline-block;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  position: relative;
}

.section-subtitle {
  display: block;
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--primary);
  margin-bottom: var(--spacing-xs);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.section-title {
  font-size: 4rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  position: relative;
}

.section-divider {
  width: 6rem;
  height: 0.4rem;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  margin: 0 auto;
  border-radius: var(--radius-full);
}

.text-gradient {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.glass-effect {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.dark-mode .glass-effect {
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ===== HEADER & NAVIGATION ===== */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background-color: var(--bg-primary);
  box-shadow: 0 2px 10px var(--shadow-color);
  transition: all var(--transition-fast);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 2rem 5%;
  max-width: 140rem;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  z-index: 101;
}

.logo img {
  height: 4rem;
  margin-right: 1rem;
  transition: transform var(--transition-medium);
}

.logo:hover img {
  transform: rotate(5deg);
}

.logo-text {
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 1px;
  transition: transform var(--transition-fast);
}

.logo:hover .logo-text {
  transform: translateX(5px);
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-grow: 1;
  margin-left: 5rem;
}

.nav-links {
  display: flex;
  gap: 3rem;
}

.nav-link {
  color: var(--text-primary);
  font-weight: 500;
  font-size: 1.6rem;
  position: relative;
  padding: 0.5rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  transition: width var(--transition-fast);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.theme-toggle {
  font-size: 2rem;
  color: var(--text-primary);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  position: relative;
  overflow: hidden;
}

.theme-toggle::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--bg-tertiary);
  border-radius: 50%;
  transform: scale(0);
  transition: transform var(--transition-fast);
  z-index: -1;
}

.theme-toggle:hover::before {
  transform: scale(1);
}

.theme-toggle:hover {
  color: var(--primary);
}

.login-btn {
  background-color: var(--primary);
  color: white;
  padding: 1rem 2rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.login-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 100%;
  background-color: var(--primary-dark);
  transition: width var(--transition-fast);
  z-index: -1;
}

.login-btn:hover::before {
  width: 100%;
}

.login-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px var(--shadow-color);
}

.login-btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 5px var(--shadow-color);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 4rem;
  height: 4rem;
  cursor: pointer;
  z-index: 101;
}

.nav-toggle-bar {
  position: relative;
  width: 3rem;
  height: 0.3rem;
  background-color: var(--text-primary);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.nav-toggle-bar::before,
.nav-toggle-bar::after {
  content: '';
  position: absolute;
  width: 3rem;
  height: 0.3rem;
  background-color: var(--text-primary);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.nav-toggle-bar::before {
  transform: translateY(-1rem);
}

.nav-toggle-bar::after {
  transform: translateY(1rem);
}

.nav-toggle.active .nav-toggle-bar {
  background-color: transparent;
}

.nav-toggle.active .nav-toggle-bar::before {
  transform: rotate(45deg);
}

.nav-toggle.active .nav-toggle-bar::after {
  transform: rotate(-45deg);
}

/* ===== HERO SECTION ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 8rem 5% 5rem;
  background: linear-gradient(135deg, rgba(138, 43, 226, 0.05) 0%, rgba(0, 191, 255, 0.05) 100%);
  overflow: hidden;
}

.hero-content {
  max-width: 60rem;
  text-align: center;
  z-index: 1;
  animation: fadeInUp 1s ease-out;
}

.hero-title {
  font-size: 6rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  position: relative;
}

.hero-title::after {
  content: '';
  position: absolute;
  bottom: -1rem;
  left: 50%;
  transform: translateX(-50%);
  width: 10rem;
  height: 0.3rem;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  border-radius: var(--radius-full);
}

.hero-subtitle {
  display: block;
  font-size: 4.8rem;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.hero-description {
  font-size: 2rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  max-width: 80%;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  display: flex;
  gap: 2rem;
  justify-content: center;
  animation: fadeIn 1.5s ease-out;
}

.hero-visual {
  position: absolute;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  width: 50%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-image {
  width: 80%;
  max-width: 60rem;
  animation: float 6s ease-in-out infinite;
  filter: drop-shadow(0 10px 20px var(--shadow-color));
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

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

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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

.floating-element {
  position: absolute;
  font-size: 3rem;
  color: var(--primary-light);
  opacity: 0.5;
  animation: floatElement 10s ease-in-out infinite;
  filter: blur(1px);
}

.floating-element:nth-child(1) {
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.floating-element:nth-child(2) {
  top: 60%;
  left: 15%;
  animation-delay: 1s;
}

.floating-element:nth-child(3) {
  top: 30%;
  right: 10%;
  animation-delay: 2s;
}

.floating-element:nth-child(4) {
  top: 70%;
  right: 20%;
  animation-delay: 3s;
}

.floating-element:nth-child(5) {
  top: 40%;
  left: 40%;
  animation-delay: 4s;
}

@keyframes floatElement {
  0%, 100% {
    transform: translate(0, 0);
  }
  25% {
    transform: translate(10px, -10px);
  }
  50% {
    transform: translate(20px, 0);
  }
  75% {
    transform: translate(10px, 10px);
  }
}

.scroll-indicator {
  position: absolute;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  color: var(--text-secondary);
  font-size: 1.4rem;
  animation: bounce 2s infinite;
}

.scroll-indicator i {
  margin-top: 0.5rem;
  font-size: 1.6rem;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-10px);
  }
  60% {
    transform: translateY(-5px);
  }
}

/* ===== SERVICES SECTION ===== */
.services {
  padding: var(--spacing-xl) 5%;
  background-color: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

.services::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 10% 20%, rgba(138, 43, 226, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(28rem, 1fr));
  gap: 3rem;
  max-width: 120rem;
  margin: 0 auto;
}

.service-card {
  background-color: var(--bg-primary);
  border-radius: var(--radius-md);
  padding: 4rem 3rem;
  box-shadow: 0 5px 20px var(--shadow-color);
  transition: all var(--transition-medium);
  position: relative;
  z-index: 1;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 0;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  opacity: 0.1;
  transition: height var(--transition-medium);
  z-index: -1;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px var(--shadow-color);
  border-color: var(--primary-light);
}

.service-card:hover::before {
  height: 100%;
}

.service-icon {
  font-size: 4rem;
  color: var(--primary);
  margin-bottom: 2rem;
  transition: all var(--transition-medium);
  display: inline-block;
}

.service-card:hover .service-icon {
  transform: scale(1.1) rotate(5deg);
  color: var(--accent);
}

.service-card h3 {
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

.service-card:hover h3 {
  color: var(--primary);
}

.service-card p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.service-link {
  display: inline-flex;
  align-items: center;
  color: var(--primary);
  font-weight: 600;
  transition: all var(--transition-fast);
}

.service-link i {
  margin-left: 0.5rem;
  transition: transform var(--transition-fast);
}

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

.service-link:hover i {
  transform: translateX(5px);
}

/* ===== ABOUT SECTION ===== */
.about {
  padding: var(--spacing-xl) 5%;
  position: relative;
  overflow: hidden;
}

.about::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 30%;
  height: 30%;
  background: radial-gradient(circle, rgba(0, 191, 255, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.about-container {
  display: flex;
  align-items: center;
  gap: 5rem;
  max-width: 120rem;
  margin: 0 auto;
}

.about-content {
  flex: 1;
}

.about-text {
  font-size: 1.8rem;
  color: var(--text-secondary);
  margin-bottom: 4rem;
  line-height: 1.8;
}

.about-text p {
  margin-bottom: 2rem;
}

.about-text p:last-child {
  margin-bottom: 0;
}

.stats-container {
  display: flex;
  gap: 3rem;
  margin-bottom: 4rem;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  padding: 2rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-medium);
}

.stat-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
  z-index: -1;
  transition: all var(--transition-medium);
  opacity: 0.5;
}

.stat-item:hover::before {
  transform: scale(1.05);
  background-color: var(--primary);
  opacity: 0.1;
}

.stat-number {
  font-size: 4rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.5rem;
  position: relative;
}

.stat-number::after {
  content: '+';
  font-size: 2.5rem;
  position: absolute;
  top: 0;
  right: -1.5rem;
}

.stat-label {
  font-size: 1.6rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.about-image {
  flex: 1;
  position: relative;
}

.about-image img {
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px var(--shadow-color);
  transition: all var(--transition-medium);
  transform: perspective(1000px) rotateY(-5deg);
}

.about-image:hover img {
  transform: perspective(1000px) rotateY(0);
}

.experience-badge {
  position: absolute;
  bottom: -2rem;
  right: -2rem;
  width: 12rem;
  height: 12rem;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: 0 5px 15px var(--shadow-color);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(138, 43, 226, 0.4);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(138, 43, 226, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(138, 43, 226, 0);
  }
}

.experience-badge .years {
  font-size: 3.6rem;
  font-weight: 700;
  line-height: 1;
}

.experience-badge .text {
  font-size: 1.4rem;
  text-align: center;
}

/* ===== CONTACT SECTION ===== */
.contact {
  padding: var(--spacing-xl) 5%;
  background-color: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

.contact::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 90% 10%, rgba(0, 191, 255, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

.contact-container {
  display: flex;
  gap: 5rem;
  max-width: 120rem;
  margin: 0 auto;
}

.contact-info {
  flex: 1;
}

.contact-text {
  font-size: 1.8rem;
  color: var(--text-secondary);
  margin-bottom: 4rem;
  line-height: 1.8;
}

.info-items {
  display: flex;
  flex-direction: column;
  gap: 3rem;
  margin-bottom: 4rem;
}

.info-item {
  display: flex;
  align-items: flex-start;
  transition: transform var(--transition-fast);
}

.info-item:hover {
  transform: translateX(5px);
}

.info-icon {
  width: 5rem;
  height: 5rem;
  background-color: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 2rem;
  margin-right: 2rem;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.info-icon::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
}

.info-item:hover .info-icon {
  transform: scale(1.1) rotate(5deg);
}

.info-content h4 {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

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

.social-links {
  display: flex;
  gap: 1.5rem;
}

.social-link {
  width: 4rem;
  height: 4rem;
  background-color: var(--bg-tertiary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.8rem;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.social-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--primary);
  transform: scale(0);
  transition: transform var(--transition-fast);
  border-radius: 50%;
  z-index: -1;
}

.social-link:hover::before {
  transform: scale(1);
}

.social-link:hover {
  color: white;
  transform: translateY(-3px);
  box-shadow: 0 5px 15px var(--shadow-color);
}

.contact-form-container {
  flex: 1;
  background-color: var(--bg-primary);
  border-radius: var(--radius-md);
  padding: 4rem;
  box-shadow: 0 5px 20px var(--shadow-color);
  border: 1px solid var(--border-color);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.contact-form-container:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px var(--shadow-color);
  border-color: var(--primary-light);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.form-group {
  position: relative;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 1.5rem 2rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: transparent;
  color: var(--text-primary);
  font-size: 1.6rem;
  transition: all var(--transition-fast);
}

.form-group label {
  position: absolute;
  top: 50%;
  left: 2rem;
  transform: translateY(-50%);
  color: var(--text-tertiary);
  pointer-events: none;
  transition: all var(--transition-fast);
}

.form-group textarea ~ label {
  top: 2rem;
  transform: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group input:not(:placeholder-shown),
.form-group textarea:not(:placeholder-shown) {
  border-color: var(--primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(138, 43, 226, 0.1);
}

.form-group input:focus ~ label,
.form-group textarea:focus ~ label,
.form-group input:not(:placeholder-shown) ~ label,
.form-group textarea:not(:placeholder-shown) ~ label {
  top: 0;
  left: 1.5rem;
  font-size: 1.2rem;
  padding: 0 0.5rem;
  background-color: var(--bg-primary);
  color: var(--primary);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: transparent;
}

.focus-border {
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background-color: var(--primary);
  transition: all var(--transition-fast);
}

.form-group input:focus ~ .focus-border,
.form-group textarea:focus ~ .focus-border {
  width: 100%;
  left: 0;
}

.submit-btn {
  align-self: flex-start;
  display: flex;
  align-items: center;
  gap: 1rem;
  position: relative;
  overflow: hidden;
}

.submit-btn i {
  transition: transform var(--transition-fast);
}

.submit-btn:hover i {
  transform: translateX(5px);
}

/* ===== FOOTER ===== */
.footer {
  background-color: var(--bg-tertiary);
  padding: 8rem 5% 2rem;
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
}

.footer-container {
  max-width: 120rem;
  margin: 0 auto;
}

.footer-top {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(25rem, 1fr));
  gap: 4rem;
  margin-bottom: 5rem;
}

.footer-logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.footer-logo img {
  height: 4rem;
  margin-bottom: 1rem;
  transition: transform var(--transition-medium);
}

.footer-logo:hover img {
  transform: rotate(5deg);
}

.footer-logo p {
  font-weight: 600;
  color: var(--primary);
  font-size: 1.8rem;
}

.footer-links h3,
.footer-services h3,
.footer-newsletter h3 {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 2rem;
  color: var(--text-primary);
  position: relative;
  display: inline-block;
}

.footer-links h3::after,
.footer-services h3::after,
.footer-newsletter h3::after {
  content: '';
  position: absolute;
  bottom: -0.5rem;
  left: 0;
  width: 3rem;
  height: 2px;
  background-color: var(--primary);
}

.footer-links ul,
.footer-services ul {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-links a {
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  display: inline-block;
  position: relative;
  padding-left: 1.5rem;
}

.footer-links a::before {
  content: '→';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  color: var(--primary);
  opacity: 0;
  transition: all var(--transition-fast);
}

.footer-links a:hover {
  color: var(--primary);
  transform: translateX(5px);
}

.footer-links a:hover::before {
  opacity: 1;
}

.footer-services li {
  color: var(--text-secondary);
  padding-left: 1.5rem;
  position: relative;
}

.footer-services li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--primary);
}

.footer-newsletter p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.newsletter-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.newsletter-form .btn {
  align-self: flex-start;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  text-align: center;
  color: var(--text-tertiary);
}

/* ===== MODAL ===== */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: none;
  z-index: 1000;
}

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(5px);
  animation: fadeIn 0.3s ease;
}

.modal-container {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 90%;
  max-width: 50rem;
  background-color: var(--bg-primary);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px var(--shadow-color);
  overflow: hidden;
  animation: scaleIn 0.3s ease;
}

@keyframes scaleIn {
  from {
    transform: translate(-50%, -50%) scale(0.9);
    opacity: 0;
  }
  to {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
  }
}

.modal-header {
  padding: 2rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h2 {
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--text-primary);
}

.close-modal {
  font-size: 3rem;
  color: var(--text-tertiary);
  transition: color var(--transition-fast);
}

.close-modal:hover {
  color: var(--primary);
  transform: rotate(90deg);
}

.modal-body {
  padding: 3rem;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.password-toggle {
  position: absolute;
  top: 50%;
  right: 2rem;
  transform: translateY(-50%);
  color: var(--text-tertiary);
  font-size: 1.6rem;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.password-toggle:hover {
  color: var(--primary);
}

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

.remember-me {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.remember-me input {
  width: 1.6rem;
  height: 1.6rem;
  accent-color: var(--primary);
}

.forgot-password {
  color: var(--primary);
  font-size: 1.4rem;
}

.login-submit {
  width: 100%;
  margin-top: 1rem;
}

.social-login {
  margin-top: 3rem;
  text-align: center;
}

.social-login p {
  color: var(--text-tertiary);
  margin-bottom: 1.5rem;
  position: relative;
}

.social-login p::before,
.social-login p::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 30%;
  height: 1px;
  background-color: var(--border-color);
}

.social-login p::before {
  left: 0;
}

.social-login p::after {
  right: 0;
}

.social-login-buttons {
  display: flex;
  gap: 1.5rem;
}

.social-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 1rem;
  border-radius: var(--radius-md);
  font-weight: 500;
  transition: all var(--transition-fast);
}

.google {
  background-color: #f2f2f2;
  color: #333;
}

.facebook {
  background-color: #3b5998;
  color: white;
}

.social-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 5px 15px var(--shadow-color);
}

.signup-link {
  margin-top: 2rem;
  text-align: center;
  color: var(--text-secondary);
}

.signup-link a {
  color: var(--primary);
  font-weight: 600;
}

/* ===== RESPONSIVE STYLES ===== */
@media (max-width: 1200px) {
  html {
    font-size: 58%;
  }

  .hero-visual {
    width: 45%;
  }
}

@media (max-width: 992px) {
  html {
    font-size: 56%;
  }

  .header-container {
    padding: 1.5rem 5%;
  }

  .main-nav {
    margin-left: 3rem;
  }

  .nav-links {
    gap: 2rem;
  }

  .hero {
    flex-direction: column;
    padding-top: 12rem;
  }

  .hero-content {
    text-align: center;
    margin-bottom: 5rem;
  }

  .hero-visual {
    position: relative;
    top: 0;
    right: 0;
    transform: none;
    width: 100%;
    height: auto;
  }

  .hero-image {
    width: 60%;
    margin: 0 auto;
  }

  .about-container,
  .contact-container {
    flex-direction: column;
  }

  .about-image {
    order: -1;
    margin-bottom: 5rem;
  }

  .about-image img {
    width: 100%;
  }
}

@media (max-width: 768px) {
  html {
    font-size: 54%;
  }

  .header-container {
    padding: 1.5rem 5%;
  }

  .nav-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 40rem;
    height: 100vh;
    background-color: var(--bg-primary);
    flex-direction: column;
    justify-content: center;
    padding: 5rem 3rem;
    box-shadow: -5px 0 20px var(--shadow-color);
    transition: right var(--transition-medium);
    margin-left: 0;
  }

  .main-nav.active {
    right: 0;
  }

  .nav-links {
    flex-direction: column;
    gap: 3rem;
    margin-bottom: 5rem;
  }

  .nav-link {
    font-size: 2rem;
  }

  .hero-title {
    font-size: 4.8rem;
  }

  .hero-subtitle {
    font-size: 3.6rem;
  }

  .section-title {
    font-size: 3.6rem;
  }

  .stats-container {
    flex-direction: column;
    gap: 2rem;
  }

  .stat-item {
    flex-direction: row;
    gap: 1.5rem;
    align-items: center;
  }

  .experience-badge {
    width: 10rem;
    height: 10rem;
  }

  .experience-badge .years {
    font-size: 3rem;
  }
}

@media (max-width: 576px) {
  html {
    font-size: 52%;
  }

  .hero-cta {
    flex-direction: column;
    gap: 1.5rem;
  }

  .hero-cta .btn {
    width: 100%;
  }

  .section-header {
    margin-bottom: 4rem;
  }

  .contact-form-container {
    padding: 3rem 2rem;
  }

  .social-login-buttons {
    flex-direction: column;
  }

  .modal-body {
    padding: 2rem;
  }
}