/* ========================================
   SUNRISE SUSTENANCE - Premium Design System
   ======================================== */

:root {
  /* Light Theme Colors */
  --color-primary: #FF7F50;
  --color-primary-dark: #E57248;
  --color-secondary: #4682B4;
  --color-secondary-light: #5BA3D0;
  --color-accent: #3CB371;
  --color-background: #F9F6F1;
  --color-surface: #FFFFFF;
  --color-text: #2C3E50;
  --color-text-light: #6C7A8A;
  --color-border: #E8E4DC;
  --color-footer: #2F4F4F;

  /* Dark Theme Colors */
  --color-dark-background: #1A1A1A;
  --color-dark-surface: #2D2D2D;
  --color-dark-primary: #FF9566;
  --color-dark-secondary: #5BA3D0;
  --color-dark-accent: #4CAF50;
  --color-dark-text: #E8E8E8;
  --color-dark-text-light: #B0B0B0;
  --color-dark-border: #444444;

  /* Typography */
  --font-serif: 'Georgia', 'Merriweather', serif;
  --font-body: 'Charter', 'Lora', 'Georgia', serif;
  --font-mono: 'JetBrains Mono', 'IBM Plex Mono', monospace;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  /* Transitions */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);

  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
  --shadow-dark-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
  --shadow-dark-md: 0 4px 12px rgba(0, 0, 0, 0.4);
}

body.dark-mode {
  --color-background: var(--color-dark-background);
  --color-surface: var(--color-dark-surface);
  --color-primary: var(--color-dark-primary);
  --color-secondary: var(--color-dark-secondary);
  --color-accent: var(--color-dark-accent);
  --color-text: var(--color-dark-text);
  --color-text-light: var(--color-dark-text-light);
  --color-border: var(--color-dark-border);
  --shadow-sm: var(--shadow-dark-sm);
  --shadow-md: var(--shadow-dark-md);
}

/* ========================================
   GLOBAL STYLES
   ======================================== */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-background);
  color: var(--color-text);
  line-height: 1.6;
  transition: var(--transition);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text);
  transition: var(--transition);
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: var(--spacing-lg);
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: var(--spacing-lg);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: var(--spacing-md);
}

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

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

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

/* ========================================
   NAVBAR & HEADER
   ======================================== */

nav {
  background-color: var(--color-surface);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border-bottom: 1px solid var(--color-border);
}

.navbar-brand {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary) !important;
}

.nav-link {
  font-family: var(--font-body);
  color: var(--color-text) !important;
  transition: var(--transition);
  position: relative;
}

.nav-link:hover {
  color: var(--color-primary) !important;
}

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

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

.navbar-light .navbar-toggler {
  border-color: var(--color-primary);
}

/* Control Panel in Navbar */
.nav-controls {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
  margin-left: var(--spacing-md);
}

.theme-toggle, .lang-toggle {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.25rem;
  padding: var(--spacing-sm);
  color: var(--color-primary);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle:hover, .lang-toggle:hover {
  transform: scale(1.1);
  color: var(--color-primary-dark);
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
  font-family: var(--font-body);
  border-radius: var(--radius-md);
  font-weight: 600;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #FFFFFF;
  padding: 0.75rem 1.75rem;
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: var(--color-secondary);
  color: #FFFFFF;
  padding: 0.75rem 1.75rem;
}

.btn-secondary:hover {
  background-color: var(--color-secondary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline-primary {
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  background-color: transparent;
  padding: 0.65rem 1.65rem;
}

.btn-outline-primary:hover {
  background-color: var(--color-primary);
  color: #FFFFFF;
}

/* ========================================
   BENTO GRID SYSTEM
   ======================================== */

.bento-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
}

@media (min-width: 768px) {
  .bento-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
  }
}

.bento-grid-item {
  border-radius: var(--radius-lg);
  background-color: var(--color-surface);
  padding: var(--spacing-xl);
  border: 1px solid var(--color-border);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  animation: slideIn 0.6s ease-out backwards;
}

.bento-grid-item:nth-child(1) { animation-delay: 0.1s; }
.bento-grid-item:nth-child(2) { animation-delay: 0.2s; }
.bento-grid-item:nth-child(3) { animation-delay: 0.3s; }
.bento-grid-item:nth-child(4) { animation-delay: 0.4s; }
.bento-grid-item:nth-child(5) { animation-delay: 0.5s; }
.bento-grid-item:nth-child(6) { animation-delay: 0.6s; }

.bento-grid-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.bento-grid-item.lg {
  grid-column: span 1;
}

@media (min-width: 768px) {
  .bento-grid-item.lg:nth-child(1) {
    grid-column: span 2;
    grid-row: span 2;
  }

  .bento-grid-item.lg:nth-child(2) {
    grid-column: span 2;
  }
}

.bento-icon {
  font-size: 3rem;
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
  transition: var(--transition);
}

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

/* ========================================
   HERO SECTIONS
   ======================================== */

.hero {
  background: linear-gradient(135deg, var(--color-surface) 0%, rgba(255, 127, 80, 0.05) 100%);
  padding: var(--spacing-3xl) var(--spacing-xl);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-2xl);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 127, 80, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.hero h1 {
  color: var(--color-text);
  margin-bottom: var(--spacing-lg);
}

.hero p {
  font-size: 1.25rem;
  max-width: 600px;
  margin: 0 auto var(--spacing-lg);
}

/* ========================================
   CARDS
   ======================================== */

.card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.card-header {
  background-color: transparent;
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-lg);
  margin: -var(--spacing-xl) -var(--spacing-xl) var(--spacing-lg) -var(--spacing-xl);
}

.card-body {
  padding: var(--spacing-lg) 0;
}

.card-footer {
  background-color: transparent;
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-lg);
  margin: var(--spacing-lg) -var(--spacing-xl) -var(--spacing-xl) -var(--spacing-xl);
}

/* ========================================
   PRICING CARDS
   ======================================== */

.pricing-card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  border: 2px solid var(--color-border);
}

.pricing-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
  border-color: var(--color-primary);
  box-shadow: 0 0 20px rgba(255, 127, 80, 0.2);
}

.pricing-header {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #FFFFFF;
  padding: var(--spacing-xl);
  text-align: center;
  position: relative;
}

.pricing-header h3 {
  color: #FFFFFF;
  margin: 0;
}

.pricing-badge {
  position: absolute;
  top: -12px;
  right: 20px;
  background-color: var(--color-accent);
  color: #FFFFFF;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.875rem;
}

.pricing-body {
  padding: var(--spacing-xl);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.price {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.price-period {
  font-size: 1rem;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-lg);
}

.features-list {
  list-style: none;
  margin-bottom: var(--spacing-lg);
  flex-grow: 1;
}

.features-list li {
  padding: var(--spacing-sm) 0;
  color: var(--color-text-light);
  display: flex;
  align-items: center;
}

.features-list li::before {
  content: '✓';
  color: var(--color-accent);
  font-weight: bold;
  margin-right: var(--spacing-md);
  font-size: 1.25rem;
}

/* ========================================
   TESTIMONIALS
   ======================================== */

.testimonial-card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  border: 1px solid var(--color-border);
  text-align: center;
  transition: var(--transition);
}

.testimonial-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.testimonial-image {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto var(--spacing-lg);
  border: 3px solid var(--color-primary);
}

.testimonial-text {
  font-style: italic;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
}

.testimonial-author {
  font-weight: 600;
  color: var(--color-text);
}

.rating {
  font-size: 1.5rem;
  color: #FFD700;
  margin-bottom: var(--spacing-md);
  letter-spacing: 2px;
}

/* ========================================
   FORMS
   ======================================== */

.form-group {
  margin-bottom: var(--spacing-lg);
}

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

.form-control {
  width: 100%;
  padding: 0.75rem var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 1rem;
  background-color: var(--color-surface);
  color: var(--color-text);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(255, 127, 80, 0.1);
}

textarea.form-control {
  resize: vertical;
  min-height: 150px;
}

/* ========================================
   FOOTER
   ======================================== */

footer {
  background-color: var(--color-footer);
  color: #FFFFFF;
  padding: var(--spacing-3xl) var(--spacing-xl) var(--spacing-xl);
  margin-top: var(--spacing-3xl);
  transition: var(--transition);
}

.footer-section {
  margin-bottom: var(--spacing-2xl);
}

.footer-section h5 {
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--spacing-lg);
  color: var(--color-primary);
}

.footer-section p {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--spacing-sm);
}

.footer-section a {
  color: rgba(255, 255, 255, 0.8);
}

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

.footer-divider {
  border-color: rgba(255, 255, 255, 0.2);
  margin: var(--spacing-2xl) 0;
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-lg);
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
}

/* ========================================
   ANIMATIONS
   ======================================== */

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

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

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.fade-in {
  animation: fadeIn 0.6s ease-out;
}

.scale-in {
  animation: scaleIn 0.6s ease-out;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 768px) {
  .bento-grid {
    grid-template-columns: 1fr;
  }

  .bento-grid-item.lg {
    grid-column: span 1;
    grid-row: span 1;
  }

  .hero {
    padding: var(--spacing-2xl) var(--spacing-lg);
  }

  .hero h1 {
    font-size: 2rem;
  }

  .nav-controls {
    margin-left: auto;
  }

  footer {
    padding: var(--spacing-2xl) var(--spacing-lg);
  }
}

/* ========================================
   UTILITY CLASSES
   ======================================== */

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

.text-muted {
  color: var(--color-text-light);
}

.mt-1 { margin-top: var(--spacing-md); }
.mt-2 { margin-top: var(--spacing-lg); }
.mt-3 { margin-top: var(--spacing-2xl); }
.mb-1 { margin-bottom: var(--spacing-md); }
.mb-2 { margin-bottom: var(--spacing-lg); }
.mb-3 { margin-bottom: var(--spacing-2xl); }
.py-1 { padding: var(--spacing-md) 0; }
.py-2 { padding: var(--spacing-lg) 0; }
.py-3 { padding: var(--spacing-2xl) 0; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

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

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

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

.shadow {
  box-shadow: var(--shadow-md);
}

.rounded {
  border-radius: var(--radius-lg);
}

.img-fluid {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
}