/* SaltedAI Website - Component Styles */

/* ===== NAVIGATION ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-200);
  transition: all var(--transition-normal);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-md);
}

.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) 0;
}

.navbar-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  font-family: var(--font-secondary);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--text-dark);
}

.brand-text {
  font-family: 'Montserrat', 'Source Sans Pro', 'Nunito Sans', var(--font-primary);
  font-weight: 600;
  font-size: 1.75rem;
  color: var(--text-dark);
  letter-spacing: 1px;
  text-transform: none;
  transition: all var(--transition-fast);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
  font-style: normal;
}

.navbar-brand:hover .brand-text {
  color: var(--primary-blue);
  text-shadow: 0 2px 4px rgba(34, 145, 209, 0.2);
}

.navbar-brand img,
.navbar-logo {
  height: 80px;
  width: auto;
  margin-right: var(--space-lg);
  border-radius: var(--radius-md);
  transition: transform var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.navbar-brand:hover img,
.navbar-brand:hover .navbar-logo {
  transform: scale(1.05);
}

.navbar-nav {
  display: flex;
  align-items: center;
  list-style: none;
  gap: var(--space-xl);
}

.navbar-nav a {
  text-decoration: none;
  color: var(--gray-700);
  font-weight: 500;
  transition: color var(--transition-fast);
}

.navbar-nav a:hover {
  color: var(--primary-blue);
}

/* Ensure navbar button text is white */
.navbar-nav .btn-primary {
  color: var(--white) !important;
}

.navbar-nav .btn-primary:hover {
  color: var(--white) !important;
}

.navbar-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
}

.navbar-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background: var(--text-dark);
  margin: 5px 0;
  transition: all var(--transition-fast);
}

/* Mobile Navigation */
@media (max-width: 768px) {
  .navbar-nav {
    position: fixed;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: var(--space-xl);
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
  }
  
  .navbar-nav.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .navbar-toggle {
    display: block;
  }
  
  .navbar-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .navbar-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .navbar-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }

  .brand-text {
    font-size: 1.5rem;
    letter-spacing: 0.8px;
  }
}

/* ===== HERO SECTION ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: var(--gradient-primary);
  opacity: 0.05;
  transform: skewX(-15deg);
  transform-origin: top;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-title {
  margin-bottom: var(--space-lg);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--gray-600);
  margin-bottom: var(--space-2xl);
  max-width: 600px;
}

.hero-cta {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

/* ===== FEATURE CARDS ===== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-3xl);
}

@media (max-width: 1200px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
  }
}

@media (max-width: 768px) {
  .feature-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
}

.feature-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  border: 1px solid var(--gray-200);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-teal);
}

.feature-icon {
  width: 50px;
  height: 50px;
  margin: 0 auto var(--space-md);
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--white);
}

.feature-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--text-dark);
}

.feature-description {
  color: var(--gray-600);
  line-height: 1.5;
  font-size: 0.9rem;
}

/* ===== STATS SECTION ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-xl);
  text-align: center;
}

.stat-item {
  padding: var(--space-lg);
}

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  color: var(--primary-blue);
  display: block;
  line-height: 1;
}

.stat-label {
  font-size: 1rem;
  color: var(--gray-600);
  margin-top: var(--space-sm);
}

/* ===== TESTIMONIALS ===== */
.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-md);
  position: relative;
}

.testimonial-quote {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--gray-700);
  margin-bottom: var(--space-lg);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.testimonial-avatar {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 600;
}

.testimonial-info h4 {
  margin: 0;
  font-size: 1rem;
  color: var(--text-dark);
}

.testimonial-info p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--gray-500);
}

/* ===== FORMS ===== */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: var(--space-sm);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-md);
  border: 2px solid var(--gray-300);
  border-radius: var(--radius-md);
  font-size: 1rem;
  transition: border-color var(--transition-fast);
  background: var(--white);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(34, 145, 209, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-error {
  color: #EF4444;
  font-size: 0.875rem;
  margin-top: var(--space-sm);
}

.form-success {
  color: #10B981;
  font-size: 0.875rem;
  margin-top: var(--space-sm);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--gradient-dark);
  color: var(--white);
  padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-section h3 {
  color: var(--white);
  margin-bottom: var(--space-lg);
}

.footer-section p,
.footer-section a {
  color: var(--gray-300);
  text-decoration: none;
  line-height: 1.6;
}

.footer-section a:hover {
  color: var(--primary-teal);
}

.footer-links {
  list-style: none;
}

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

.footer-bottom {
  border-top: 1px solid var(--gray-700);
  padding-top: var(--space-xl);
  text-align: center;
  color: var(--gray-400);
}

.footer-social {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  color: var(--white);
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background: var(--primary-teal);
  transform: translateY(-2px);
}

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

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

.animate-fade-in-left {
  animation: fadeInLeft 0.6s ease-out;
}

.animate-fade-in-right {
  animation: fadeInRight 0.6s ease-out;
}

/* ===== UTILITY CLASSES ===== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.hidden { display: none; }
.visible { display: block; }

.relative { position: relative; }
.absolute { position: absolute; }

.w-full { width: 100%; }
.h-full { height: 100%; }

.overflow-hidden { overflow: hidden; }
.overflow-visible { overflow: visible; }

.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }

/* ===== MODALS ===== */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--white);
  border-radius: var(--radius-xl);
  max-width: 500px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.9);
  transition: transform var(--transition-normal);
}

.modal.active .modal-content {
  transform: scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-xl);
  border-bottom: 1px solid var(--gray-200);
}

.modal-header h2 {
  margin: 0;
  color: var(--text-dark);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--gray-500);
  transition: color var(--transition-fast);
}

.modal-close:hover {
  color: var(--text-dark);
}

.modal-body {
  padding: var(--space-xl);
}

.modal-footer {
  padding: var(--space-xl);
  border-top: 1px solid var(--gray-200);
  display: flex;
  justify-content: flex-end;
  gap: var(--space-md);
}

/* ===== TOAST NOTIFICATIONS ===== */
.toast {
  position: fixed;
  top: 20px;
  right: 20px;
  background: var(--white);
  color: var(--text-dark);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--primary-blue);
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  z-index: 1100;
  max-width: 300px;
}

.toast.show {
  transform: translateX(0);
}

.toast-success {
  border-left-color: #10B981;
}

.toast-error {
  border-left-color: #EF4444;
}

.toast-warning {
  border-left-color: #F59E0B;
}