/* ===== PREMIUM DESIGN SYSTEM ===== */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Premium Blue Color Palette */
  --primary: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  --secondary: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
  --accent: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
  --success: linear-gradient(135deg, #10b981 0%, #059669 100%);
  --warning: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  --danger: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  
  /* Modern Colors */
  --dark: #0a0a0a;
  --light: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  
  /* Premium Shadows */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-glow: 0 0 20px rgba(37, 99, 235, 0.15);
  
  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-2xl: 24px;
  --radius-full: 9999px;
  
  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  
  /* Typography */
  --text-sm: 14px;
  --text-base: 16px;
  --text-lg: 18px;
  --text-xl: 20px;
  --text-2xl: 24px;
  --text-3xl: 30px;
  --text-4xl: 36px;
  
  /* Transitions */
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: 'Poppins', 'Segoe UI', 'Roboto', system-ui, sans-serif;
  font-weight: 400;
  line-height: 1.7;
  color: var(--gray-800);
  background: var(--gray-50);
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* ===== ANIMATED BACKGROUND ===== */
.animated-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, 
    rgba(37, 99, 235, 0.03) 0%,
    rgba(29, 78, 216, 0.05) 25%,
    rgba(14, 165, 233, 0.03) 50%,
    rgba(6, 182, 212, 0.04) 75%,
    rgba(37, 99, 235, 0.03) 100%
  );
  background-size: 400% 400%;
  animation: gradientWave 20s ease infinite;
  z-index: -2;
}

@keyframes gradientWave {
  0%, 100% { background-position: 0% 50%; }
  25% { background-position: 100% 50%; }
  50% { background-position: 100% 100%; }
  75% { background-position: 0% 100%; }
}

/* ===== HEADER DESIGN ===== */
.header-section {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--gray-200);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: var(--space-4) 0;
  box-shadow: var(--shadow-sm);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--gray-900);
  text-decoration: none;
}

.navbar-brand i {
  font-size: 2.5rem;
  background: var(--primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.brand-text {
  background: var(--primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.nav-status {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--gray-600);
  font-weight: 600;
  padding: var(--space-2) var(--space-4);
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(5, 150, 105, 0.1) 100%);
  border-radius: var(--radius-full);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.nav-status i {
  color: #10b981;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

/* ===== MAIN CONTENT ===== */
.main-content {
  padding: var(--space-8) 0;
  min-height: calc(100vh - 200px);
  position: relative;
}

.hero-section {
  padding: var(--space-16) 0 var(--space-12);
  text-align: center;
  position: relative;
}

.hero-content {
  animation: fadeInUp 1s ease-out;
  max-width: 800px;
  margin: 0 auto;
}

.hero-icon {
  width: 120px;
  height: 120px;
  background: var(--primary);
  border-radius: var(--radius-2xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-8);
  box-shadow: var(--shadow-2xl), var(--shadow-glow);
  position: relative;
}

.hero-icon i {
  font-size: 3rem;
  color: white;
  animation: float 6s ease-in-out infinite;
}

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

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  margin-bottom: var(--space-6);
  background: var(--primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.hero-subtitle {
  font-size: var(--text-xl);
  color: var(--gray-600);
  font-weight: 500;
  line-height: 1.8;
  margin: 0 auto var(--space-8);
  max-width: 600px;
}

/* ===== ALERT SYSTEM ===== */
.alert-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 var(--space-6);
}

.custom-alert {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  border-radius: var(--radius-xl);
  font-weight: 600;
  font-size: var(--text-base);
  border: none;
  position: relative;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow-lg);
  animation: slideIn 0.6s ease-out;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.custom-alert.alert-info {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.15) 0%, rgba(29, 78, 216, 0.1) 100%);
  color: #1d4ed8;
  border: 1px solid rgba(37, 99, 235, 0.3);
}

.custom-alert.alert-warning {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.15) 0%, rgba(217, 119, 6, 0.1) 100%);
  color: #d97706;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.custom-alert.alert-success {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.15) 0%, rgba(5, 150, 105, 0.1) 100%);
  color: #059669;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.custom-alert i {
  font-size: var(--text-xl);
  flex-shrink: 0;
}

/* ===== FORM DESIGN ===== */
.proxy-form-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--radius-2xl);
  padding: var(--space-10);
  box-shadow: var(--shadow-2xl), var(--shadow-glow);
  border: 1px solid rgba(255, 255, 255, 0.2);
  position: relative;
  overflow: hidden;
  animation: fadeInUp 1s ease-out 0.3s both;
  max-width: 500px;
  margin: 0 auto;
}

.proxy-form-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: var(--primary);
  border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
}

.form-header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.form-title {
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
}

.form-title i {
  background: var(--primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.form-subtitle {
  color: var(--gray-600);
  font-size: var(--text-base);
  font-weight: 500;
  margin: 0;
}

.form-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.input-group {
  position: relative;
  display: flex;
  width: 100%;
  background: var(--gray-50);
  border-radius: var(--radius-xl);
  border: 2px solid var(--gray-200);
  transition: var(--transition);
  overflow: hidden;
}

.input-group:focus-within {
  border-color: transparent;
  background: linear-gradient(white, white) padding-box, var(--primary) border-box;
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1), var(--shadow-lg);
  transform: translateY(-2px);
}

.input-group-text {
  background: transparent;
  border: none;
  padding: var(--space-5);
  display: flex;
  align-items: center;
  color: var(--gray-500);
  transition: var(--transition);
  font-size: var(--text-lg);
}

.input-group:focus-within .input-group-text {
  color: #2563eb;
  transform: scale(1.1);
}

.form-control {
  flex: 1;
  border: none;
  padding: var(--space-5) var(--space-4);
  font-size: var(--text-lg);
  font-weight: 500;
  background: transparent;
  color: var(--gray-800);
  outline: none;
  transition: var(--transition);
}

.form-control::placeholder {
  color: var(--gray-400);
  font-weight: 400;
}

.btn-submit {
  background: var(--primary);
  border: none;
  border-radius: var(--radius-xl);
  padding: var(--space-5) var(--space-8);
  color: white;
  font-size: var(--text-lg);
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.btn-submit:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-2xl), 0 0 30px rgba(37, 99, 235, 0.4);
}

.btn-submit:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.btn-text,
.btn-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
}

/* ===== FEATURES SECTION ===== */
.features-section {
  margin-top: var(--space-16);
  padding: var(--space-12) 0;
  position: relative;
}

.feature-card {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.3);
  transition: var(--transition);
  height: 100%;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  margin-bottom: var(--space-6);
}

.feature-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-2xl);
}

.feature-icon {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-2xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-6);
  position: relative;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
}

.feature-card:nth-child(1) .feature-icon {
  background: var(--primary);
}

.feature-card:nth-child(2) .feature-icon {
  background: var(--success);
}

.feature-card:nth-child(3) .feature-icon {
  background: var(--secondary);
}

.feature-icon i {
  font-size: 2rem;
  color: white;
}

.feature-card h4 {
  font-size: var(--text-2xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
  color: var(--gray-900);
}

.feature-card p {
  color: var(--gray-600);
  font-size: var(--text-base);
  margin: 0;
  line-height: 1.7;
  font-weight: 500;
}

/* ===== FOOTER ===== */
.footer-section {
  background: linear-gradient(135deg, var(--gray-900) 0%, var(--gray-800) 100%);
  border-top: 1px solid var(--gray-700);
  padding: var(--space-12) 0 var(--space-8);
  margin-top: var(--space-16);
  position: relative;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-6);
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: white;
  margin-bottom: var(--space-3);
}

.footer-brand i {
  background: var(--primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 2rem;
}

.footer-text {
  color: var(--gray-400);
  font-size: var(--text-sm);
  margin: 0;
}

.social-links {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.social-text {
  color: var(--gray-400);
  font-size: var(--text-sm);
  font-weight: 500;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--gray-800);
  border: 1px solid var(--gray-700);
  border-radius: var(--radius-xl);
  color: var(--gray-400);
  text-decoration: none;
  transition: var(--transition);
  font-size: var(--text-lg);
}

.social-link:hover {
  color: white;
  border-color: transparent;
  background: var(--primary);
  transform: translateY(-3px);
}

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

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
  .hero-title {
    font-size: clamp(2rem, 8vw, 3rem);
  }
  
  .hero-icon {
    width: 100px;
    height: 100px;
  }
  
  .proxy-form-card {
    padding: var(--space-8);
    margin: 0 var(--space-4);
  }
  
  .form-title {
    font-size: var(--text-2xl);
  }
  
  .alert-container {
    padding: 0 var(--space-4);
  }
  
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
  
  .nav-status {
    font-size: 12px;
    padding: var(--space-1) var(--space-3);
  }
}

@media (max-width: 576px) {
  .proxy-form-card {
    padding: var(--space-6);
    margin: 0 var(--space-3);
  }
  
  .navbar {
    padding: 0 var(--space-3);
  }
  
  .nav-status {
    display: none;
  }
}
  
  /* Modern Colors */
  --dark: #0a0a0a;
  --light: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  
  /* Premium Shadows */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);
  --shadow-glow: 0 0 20px rgba(102, 126, 234, 0.15);
  
  /* Border Radius */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-2xl: 24px;
  --radius-full: 9999px;
  
  /* Spacing */
  --space-px: 1px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;
  
  /* Typography */
  --text-xs: 12px;
  --text-sm: 14px;
  --text-base: 16px;
  --text-lg: 18px;
  --text-xl: 20px;
  --text-2xl: 24px;
  --text-3xl: 30px;
  --text-4xl: 36px;
  --text-5xl: 48px;
  --text-6xl: 60px;
  
  /* Animations */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;
}

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

*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Poppins', 'Segoe UI', 'Roboto', system-ui, sans-serif;
  font-weight: 400;
  line-height: 1.7;
  color: var(--gray-800);
  background: var(--gray-50);
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* ===== PREMIUM ANIMATED BACKGROUND ===== */
.animated-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, 
    rgba(37, 99, 235, 0.03) 0%,
    rgba(29, 78, 216, 0.05) 25%,
    rgba(14, 165, 233, 0.03) 50%,
    rgba(6, 182, 212, 0.04) 75%,
    rgba(37, 99, 235, 0.03) 100%
  );
  background-size: 400% 400%;
  animation: gradientWave 20s ease infinite;
  z-index: -2;
}

.animated-bg::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(circle at 25% 25%, rgba(37, 99, 235, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 75% 75%, rgba(14, 165, 233, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(6, 182, 212, 0.06) 0%, transparent 50%);
  animation: floatBubbles 30s linear infinite;
}

@keyframes gradientWave {
  0%, 100% { background-position: 0% 50%; }
  25% { background-position: 100% 50%; }
  50% { background-position: 100% 100%; }
  75% { background-position: 0% 100%; }
}

@keyframes floatBubbles {
  0% { transform: translateY(0px) rotate(0deg); opacity: 0.3; }
  33% { transform: translateY(-30px) rotate(120deg); opacity: 0.8; }
  66% { transform: translateY(30px) rotate(240deg); opacity: 0.5; }
  100% { transform: translateY(0px) rotate(360deg); opacity: 0.3; }
}

/* ===== PREMIUM HEADER DESIGN ===== */
.header-section {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--gray-200);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: var(--space-4) 0;
  box-shadow: var(--shadow-sm);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--gray-900);
  text-decoration: none;
  position: relative;
}

.navbar-brand::before {
  content: '';
  position: absolute;
  inset: -8px;
  background: var(--primary);
  border-radius: var(--radius-xl);
  opacity: 0;
  z-index: -1;
  transition: var(--transition-normal);
}

.navbar-brand:hover::before {
  opacity: 0.1;
}

.navbar-brand i {
  font-size: 2.5rem;
  background: var(--primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 8px rgba(102, 126, 234, 0.3));
  animation: iconGlow 3s ease-in-out infinite alternate;
}

.brand-text {
  background: var(--primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.nav-status {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--gray-600);
  font-weight: 600;
  padding: var(--space-2) var(--space-4);
  background: var(--success);
  background: linear-gradient(135deg, rgba(67, 233, 123, 0.1) 0%, rgba(56, 249, 215, 0.1) 100%);
  border-radius: var(--radius-full);
  border: 1px solid rgba(67, 233, 123, 0.2);
}

.nav-status i {
  color: #10b981;
  animation: statusPulse 2s ease-in-out infinite;
}

@keyframes iconGlow {
  0% { filter: drop-shadow(0 0 8px rgba(102, 126, 234, 0.3)); }
  100% { filter: drop-shadow(0 0 15px rgba(102, 126, 234, 0.5)); }
}

@keyframes statusPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(1.1); }
}

/* ===== PREMIUM HERO SECTION ===== */
.main-content {
  padding: var(--space-8) 0;
  min-height: calc(100vh - 200px);
  position: relative;
}

.hero-section {
  padding: var(--space-16) 0 var(--space-12);
  text-align: center;
  position: relative;
}

.hero-content {
  animation: heroFadeIn 1.2s cubic-bezier(0.4, 0, 0.2, 1) both;
  max-width: 800px;
  margin: 0 auto;
}

.hero-icon {
  width: 120px;
  height: 120px;
  background: var(--primary);
  border-radius: var(--radius-2xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-8);
  box-shadow: var(--shadow-2xl), var(--shadow-glow);
  position: relative;
  overflow: hidden;
}

.hero-icon::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(45deg, rgba(255,255,255,0.3) 0%, transparent 50%, rgba(255,255,255,0.1) 100%);
  border-radius: var(--radius-2xl);
}

.hero-icon i {
  font-size: 3rem;
  color: white;
  z-index: 1;
  position: relative;
  animation: iconFloat 6s ease-in-out infinite;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  margin-bottom: var(--space-6);
  background: var(--primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
  letter-spacing: -0.03em;
  position: relative;
}

.hero-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 4px;
  background: var(--secondary);
  border-radius: var(--radius-full);
  animation: underlineGrow 1s ease-out 0.8s both;
}

.hero-subtitle {
  font-size: var(--text-xl);
  color: var(--gray-600);
  font-weight: 500;
  line-height: 1.8;
  margin: 0 auto var(--space-8);
  max-width: 600px;
  animation: subtitleSlide 1s ease-out 0.4s both;
}

@keyframes heroFadeIn {
  from {
    opacity: 0;
    transform: translateY(60px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes iconFloat {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  25% { transform: translateY(-10px) rotate(2deg); }
  50% { transform: translateY(0px) rotate(0deg); }
  75% { transform: translateY(-5px) rotate(-2deg); }
}

@keyframes underlineGrow {
  from {
    width: 0;
    opacity: 0;
  }
  to {
    width: 100px;
    opacity: 1;
  }
}

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

/* ===== PREMIUM ALERT SYSTEM ===== */
.alert-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 var(--space-6);
}

.custom-alert {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  border-radius: var(--radius-xl);
  font-weight: 600;
  font-size: var(--text-base);
  border: none;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow-lg);
  animation: alertSlideIn 0.8s cubic-bezier(0.4, 0, 0.2, 1) both;
}

.custom-alert::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  border-radius: var(--radius-sm);
  animation: progressBar 3s ease-in-out infinite;
}

.custom-alert.alert-info {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.15) 0%, rgba(29, 78, 216, 0.1) 100%);
  color: #1d4ed8;
  border: 1px solid rgba(37, 99, 235, 0.3);
}

.custom-alert.alert-info::before {
  background: var(--primary);
}

.custom-alert.alert-warning {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.15) 0%, rgba(217, 119, 6, 0.1) 100%);
  color: #d97706;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.custom-alert.alert-warning::before {
  background: var(--warning);
}

.custom-alert.alert-success {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.15) 0%, rgba(5, 150, 105, 0.1) 100%);
  color: #059669;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.custom-alert.alert-success::before {
  background: var(--success);
}

.custom-alert i {
  font-size: var(--text-xl);
  flex-shrink: 0;
  animation: alertIconPulse 2s ease-in-out infinite;
}

@keyframes alertSlideIn {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes progressBar {
  0% { transform: scaleY(1); opacity: 0.8; }
  50% { transform: scaleY(0.5); opacity: 1; }
  100% { transform: scaleY(1); opacity: 0.8; }
}

@keyframes alertIconPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

/* ===== PREMIUM FORM DESIGN ===== */
.proxy-form-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--radius-2xl);
  padding: var(--space-10);
  box-shadow: var(--shadow-2xl), 0 0 40px rgba(102, 126, 234, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  position: relative;
  overflow: hidden;
  animation: formCardFadeIn 1s cubic-bezier(0.4, 0, 0.2, 1) 0.6s both;
  max-width: 500px;
  margin: 0 auto;
}

.proxy-form-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: var(--primary);
  border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
}

.proxy-form-card::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: conic-gradient(from 0deg, transparent, rgba(102, 126, 234, 0.03), transparent);
  animation: cardRotate 20s linear infinite;
  z-index: -1;
}

.form-header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.form-title {
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  line-height: 1.3;
}

.form-title i {
  background: var(--primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: titleIconSpin 4s ease-in-out infinite;
}

.form-subtitle {
  color: var(--gray-600);
  font-size: var(--text-base);
  font-weight: 500;
  margin: 0;
  line-height: 1.7;
}

.form-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.input-group {
  position: relative;
  display: flex;
  width: 100%;
  background: var(--gray-50);
  border-radius: var(--radius-xl);
  border: 2px solid var(--gray-200);
  transition: var(--transition-normal);
  overflow: hidden;
}

.input-group:focus-within {
  border-color: transparent;
  background: linear-gradient(white, white) padding-box, var(--primary) border-box;
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1), var(--shadow-lg);
  transform: translateY(-2px);
}

.input-group-text {
  background: transparent;
  border: none;
  padding: var(--space-5) var(--space-5);
  display: flex;
  align-items: center;
  color: var(--gray-500);
  transition: var(--transition-normal);
  font-size: var(--text-lg);
}

.input-group:focus-within .input-group-text {
  color: #2563eb;
  transform: scale(1.1);
}

.form-control {
  flex: 1;
  border: none;
  padding: var(--space-5) var(--space-4);
  font-size: var(--text-lg);
  font-weight: 500;
  background: transparent;
  color: var(--gray-800);
  outline: none;
  transition: var(--transition-normal);
}

.form-control::placeholder {
  color: var(--gray-400);
  font-weight: 400;
}

.btn-submit {
  background: var(--primary);
  border: none;
  border-radius: var(--radius-xl);
  padding: var(--space-5) var(--space-8);
  color: white;
  font-size: var(--text-lg);
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
  text-transform: none;
  letter-spacing: 0.5px;
  box-shadow: var(--shadow-lg);
}

.btn-submit::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(45deg, rgba(255,255,255,0.1) 0%, transparent 50%, rgba(255,255,255,0.1) 100%);
  transform: translateX(-100%);
  transition: var(--transition-slow);
}

.btn-submit:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-2xl), 0 0 30px rgba(37, 99, 235, 0.4);
}

.btn-submit:hover::before {
  transform: translateX(100%);
}

.btn-submit:active {
  transform: translateY(-1px);
}

.btn-submit:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.btn-submit:disabled::before {
  display: none;
}

.btn-text,
.btn-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  position: relative;
  z-index: 1;
}

@keyframes formCardFadeIn {
  from {
    opacity: 0;
    transform: translateY(50px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes cardRotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes titleIconSpin {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(5deg); }
  75% { transform: rotate(-5deg); }
}

/* ===== PREMIUM FEATURES SECTION ===== */
.features-section {
  margin-top: var(--space-16);
  padding: var(--space-12) 0;
  position: relative;
}

.features-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 200px;
  height: 2px;
  background: var(--secondary);
  border-radius: var(--radius-full);
}

.feature-card {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.3);
  transition: var(--transition-normal);
  height: 100%;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  margin-bottom: var(--space-6);
}

.feature-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(45deg, transparent 30%, rgba(102, 126, 234, 0.05) 50%, transparent 70%);
  transform: translateX(-100%);
  transition: var(--transition-slow);
}

.feature-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-2xl), 0 0 40px rgba(37, 99, 235, 0.15);
  border-color: rgba(37, 99, 235, 0.3);
}

.feature-card:hover::before {
  transform: translateX(100%);
}

.feature-icon {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-2xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-6);
  position: relative;
  box-shadow: var(--shadow-lg);
  transition: var(--transition-normal);
}

/* Different colors for each feature card */
.feature-card:nth-child(1) .feature-icon {
  background: var(--primary); /* Blue for speed */
}

.feature-card:nth-child(2) .feature-icon {
  background: var(--success); /* Green for security */
}

.feature-card:nth-child(3) .feature-icon {
  background: var(--secondary); /* Light blue for uptime */
}

.feature-card:hover .feature-icon {
  transform: scale(1.1) rotate(5deg);
  box-shadow: var(--shadow-2xl);
}

.feature-icon::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(45deg, rgba(255,255,255,0.2) 0%, transparent 50%, rgba(255,255,255,0.1) 100%);
  border-radius: var(--radius-2xl);
}

.feature-icon i {
  font-size: 2rem;
  color: white;
  z-index: 1;
  position: relative;
  transition: var(--transition-normal);
}

.feature-card:hover .feature-icon i {
  animation: iconBounce 0.6s ease-in-out;
}

.feature-card h4 {
  font-size: var(--text-2xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
  color: var(--gray-900);
  transition: var(--transition-normal);
}

.feature-card:nth-child(1):hover {
  box-shadow: var(--shadow-2xl), 0 0 40px rgba(37, 99, 235, 0.15);
  border-color: rgba(37, 99, 235, 0.3);
}

.feature-card:nth-child(2):hover {
  box-shadow: var(--shadow-2xl), 0 0 40px rgba(16, 185, 129, 0.15);
  border-color: rgba(16, 185, 129, 0.3);
}

.feature-card:nth-child(3):hover {
  box-shadow: var(--shadow-2xl), 0 0 40px rgba(14, 165, 233, 0.15);
  border-color: rgba(14, 165, 233, 0.3);
}

.feature-card:hover h4 {
  color: var(--gray-900);
  font-weight: 800;
}

.feature-card:nth-child(1):hover h4 {
  background: var(--primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.feature-card:nth-child(2):hover h4 {
  background: var(--success);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.feature-card:nth-child(3):hover h4 {
  background: var(--secondary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.feature-card p {
  color: var(--gray-600);
  font-size: var(--text-base);
  margin: 0;
  line-height: 1.7;
  font-weight: 500;
}

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

/* ===== PREMIUM FOOTER ===== */
.footer-section {
  background: linear-gradient(135deg, var(--gray-900) 0%, var(--gray-800) 100%);
  border-top: 1px solid var(--gray-700);
  padding: var(--space-12) 0 var(--space-8);
  margin-top: var(--space-16);
  position: relative;
}

.footer-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(102, 126, 234, 0.5) 50%, transparent 100%);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-6);
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.footer-info {
  flex: 1;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: white;
  margin-bottom: var(--space-3);
}

.footer-brand i {
  background: var(--primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 2rem;
  filter: drop-shadow(0 0 10px rgba(37, 99, 235, 0.5));
}

.footer-text {
  color: var(--gray-400);
  font-size: var(--text-sm);
  margin: 0;
  line-height: 1.6;
}

.footer-links {
  flex-shrink: 0;
}

.social-links {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.social-text {
  color: var(--gray-400);
  font-size: var(--text-sm);
  font-weight: 500;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--gray-800);
  border: 1px solid var(--gray-700);
  border-radius: var(--radius-xl);
  color: var(--gray-400);
  text-decoration: none;
  transition: var(--transition-normal);
  font-size: var(--text-lg);
  position: relative;
  overflow: hidden;
}

.social-link::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--primary);
  opacity: 0;
  transition: var(--transition-normal);
}

.social-link:hover {
  color: white;
  border-color: transparent;
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.social-link:hover::before {
  opacity: 1;
}

.social-link i {
  position: relative;
  z-index: 1;
}

/* ===== PREMIUM RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
  .navbar {
    padding: 0 var(--space-4);
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: clamp(2rem, 8vw, 3rem);
  }
  
  .hero-subtitle {
    font-size: var(--text-lg);
  }
  
  .hero-icon {
    width: 100px;
    height: 100px;
  }
  
  .hero-icon i {
    font-size: 2.5rem;
  }
  
  .proxy-form-card {
    padding: var(--space-8);
    margin: 0 var(--space-4);
  }
  
  .form-title {
    font-size: var(--text-2xl);
  }
  
  .alert-container {
    padding: 0 var(--space-4);
  }
  
  .custom-alert {
    padding: var(--space-4) var(--space-5);
    font-size: var(--text-sm);
  }
  
  .feature-card {
    padding: var(--space-6);
  }
  
  .footer-content {
    flex-direction: column;
    text-align: center;
    gap: var(--space-8);
  }
  
  .main-content {
    padding: var(--space-6) 0;
  }
  
  .hero-section {
    padding: var(--space-12) 0 var(--space-8);
  }
  
  .features-section {
    margin-top: var(--space-12);
    padding: var(--space-8) 0;
  }
  
  .navbar-brand {
    font-size: var(--text-xl);
  }
  
  .navbar-brand i {
    font-size: 2rem;
  }
  
  .nav-status {
    font-size: var(--text-xs);
    padding: var(--space-1) var(--space-3);
  }
}

@media (max-width: 576px) {
  .hero-title {
    font-size: var(--text-4xl);
  }
  
  .proxy-form-card {
    padding: var(--space-6);
    margin: 0 var(--space-3);
  }
  
  .btn-submit {
    padding: var(--space-4) var(--space-6);
    font-size: var(--text-base);
  }
  
  .input-group-text,
  .form-control {
    padding: var(--space-4);
  }
  
  .form-control {
    font-size: var(--text-base);
  }
  
  .navbar {
    padding: 0 var(--space-3);
  }
  
  .navbar-brand {
    font-size: var(--text-lg);
  }
  
  .navbar-brand i {
    font-size: 1.5rem;
  }
  
  .nav-status {
    display: none;
  }
  
  .footer-section {
    padding: var(--space-8) 0 var(--space-6);
  }
  
  .footer-content {
    padding: 0 var(--space-3);
  }
  
  .social-links {
    gap: var(--space-3);
  }
  
  .social-link {
    width: 44px;
    height: 44px;
  }
}

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

@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== UTILITY CLASSES ===== */
.text-gradient {
  background: var(--primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.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);
}

.floating {
  animation: float 6s ease-in-out infinite;
}

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

/* ===== SCROLLBAR STYLING ===== */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--secondary);
}