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

/* Base Styles & Premium Variables */
:root {
  --primary: #6D28D9;
  --primary-dark: #5b21b6;
  --secondary: #4F46E5;
  --accent: #F59E0B;
  --dark: #0F172A;
  --light: #F8FAFC;
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(255, 255, 255, 0.2);
  --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.1);
  
  --dark-glass-bg: rgba(15, 23, 42, 0.7);
  --dark-glass-border: rgba(255, 255, 255, 0.1);
}

html {
  scroll-behavior: smooth;
  font-family: 'Poppins', sans-serif;
}

body {
  background-color: var(--light);
  color: var(--dark);
  overflow-x: hidden;
  transition: background-color 0.3s ease, color 0.3s ease;
}

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

/* Glassmorphism Utilities */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}

.dark-mode .glass {
  background: var(--dark-glass-bg);
  border: 1px solid var(--dark-glass-border);
}

.glass-card {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 4px 20px rgba(0,0,0,0.05);
  border-radius: 1rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.dark-mode .glass-card {
  background: rgba(30, 41, 59, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}

.glass-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(109, 40, 217, 0.15);
}

.dark-mode .glass-card:hover {
  box-shadow: 0 10px 30px rgba(109, 40, 217, 0.3);
}

/* Gradients */
.text-gradient {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.bg-gradient-premium {
  background: linear-gradient(135deg, rgba(109,40,217,0.05) 0%, rgba(79,70,229,0.05) 100%);
}

.dark-mode .bg-gradient-premium {
  background: linear-gradient(135deg, rgba(109,40,217,0.1) 0%, rgba(79,70,229,0.1) 100%);
}

/* Animations */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Buttons */
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 9999px;
  font-weight: 500;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(109, 40, 217, 0.3);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(109, 40, 217, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
  padding: 0.75rem 1.5rem;
  border-radius: 9999px;
  font-weight: 500;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.dark-mode .btn-outline {
  color: var(--light);
  border-color: var(--light);
}

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

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

/* Image Hover Zoom */
.img-zoom-container {
  overflow: hidden;
  border-radius: 1rem;
}

.img-zoom {
  transition: transform 0.5s ease;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.img-zoom-container:hover .img-zoom {
  transform: scale(1.05);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

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

.dark-mode ::-webkit-scrollbar-track {
  background: var(--dark);
}

::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
}

.dark-mode ::-webkit-scrollbar-thumb {
  background: #475569;
}

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

/* Back to Top */
#backToTop {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 50;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  transform: translateY(20px);
}

#backToTop.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* Loader */
.loader-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--light);
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: opacity 0.5s ease;
}

.dark-mode .loader-wrapper {
  background: var(--dark);
}

.loader {
  width: 50px;
  height: 50px;
  border: 3px solid rgba(109, 40, 217, 0.3);
  border-radius: 50%;
  border-top-color: var(--primary);
  animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* OTP Inputs */
.otp-input {
  width: 3rem;
  height: 4rem;
  text-align: center;
  font-size: 1.5rem;
  font-weight: 600;
  border: 1px solid #e2e8f0;
  border-radius: 0.75rem;
  background: white;
  transition: all 0.2s ease;
}

.dark-mode .otp-input {
  background: #1e293b;
  border-color: #334155;
  color: white;
}

.otp-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(109, 40, 217, 0.2);
}

/* Toast Notifications */
.toast {
  position: fixed;
  bottom: -100%;
  left: 50%;
  transform: translateX(-50%);
  padding: 1rem 2rem;
  border-radius: 9999px;
  color: white;
  font-weight: 500;
  z-index: 1000;
  transition: bottom 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.toast.show {
  bottom: 2rem;
}

.toast-success { background: #10b981; box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3); }
.toast-error { background: #ef4444; box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3); }

/* Progress Bar */
#scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  z-index: 9999;
  transition: width 0.1s ease;
}

/* Lightbox */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.lightbox.active {
  opacity: 1;
  pointer-events: all;
}

.lightbox-img {
  max-width: 90%;
  max-height: 90vh;
  border-radius: 0.5rem;
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
  transform: scale(0.95);
  transition: transform 0.3s ease;
}

.lightbox.active .lightbox-img {
  transform: scale(1);
}

.lightbox-close {
  position: absolute;
  top: 2rem;
  right: 2rem;
  color: white;
  font-size: 2rem;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.lightbox-close:hover {
  transform: rotate(90deg);
}

/* Slider Customization */
.testimonial-container {
  overflow: hidden;
  position: relative;
}
.testimonial-track {
  display: flex;
  transition: transform 0.5s ease-in-out;
}
.testimonial-slide {
  min-width: 100%;
  padding: 1rem;
}