/* global.css - Platform Design System */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Inter:wght@300;400;500;600;700&family=Noto+Sans+Malayalam:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Color Palette */
  --color-bg-deep: #060919;
  --color-bg-surface: #0F162A;
  --color-bg-elevated: #1E293B;
  --color-border: #1E293B;
  --color-border-glow: rgba(16, 185, 129, 0.2);
  --color-border-glow-orange: rgba(249, 115, 22, 0.25);
  
  --color-text-primary: #F8FAFC;
  --color-text-secondary: #94A3B8;
  --color-text-muted: #64748B;
  
  --color-green: #10B981;
  --color-green-hover: #059669;
  --color-green-glow: rgba(16, 185, 129, 0.3);
  
  --color-orange: #F97316;
  --color-orange-hover: #EA580C;
  --color-orange-glow: rgba(249, 115, 22, 0.4);
  
  --color-navy-dark: #0B132B;
  --color-navy-light: #1C2541;

  /* Font Families */
  --font-display: 'Outfit', 'Inter', 'Noto Sans Malayalam', sans-serif;
  --font-body: 'Inter', 'Noto Sans Malayalam', sans-serif;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2.5rem;
  --spacing-xl: 4rem;
  --spacing-xxl: 7rem;

  /* Borders & Shadows */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.6);
  --shadow-glow-green: 0 0 25px rgba(16, 185, 129, 0.12);
  --shadow-glow-orange: 0 0 25px rgba(249, 115, 22, 0.18);

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Resets & Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px; /* Offset for sticky navbar */
  height: 100%;
}

body {
  background-color: var(--color-bg-deep);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-text-primary);
}

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

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--color-bg-deep);
}

::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 5px;
  border: 2px solid var(--color-bg-deep);
}

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

/* Reusable Utilities */
.container {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-md);
  padding-right: var(--spacing-md);
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-text-primary) 30%, var(--color-green) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-orange {
  background: linear-gradient(135deg, var(--color-text-primary) 30%, var(--color-orange) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-green-orange {
  background: linear-gradient(135deg, var(--color-green) 30%, var(--color-orange) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-normal);
  font-family: var(--font-display);
}

.btn-primary {
  background-color: var(--color-green);
  color: #000;
  box-shadow: var(--shadow-sm);
}

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

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: var(--color-text-secondary);
  transform: translateY(-2px);
}

.btn-orange {
  background-color: var(--color-orange);
  color: #fff;
  box-shadow: var(--shadow-sm);
}

.btn-orange:hover {
  background-color: var(--color-orange-hover);
  box-shadow: var(--shadow-glow-orange);
  transform: translateY(-2px);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.85rem;
  font-weight: 600;
  background-color: rgba(16, 185, 129, 0.1);
  color: var(--color-green);
  border: 1px solid rgba(16, 185, 129, 0.2);
  width: fit-content;
}

.badge-orange {
  background-color: rgba(249, 115, 22, 0.1);
  color: var(--color-orange);
  border: 1px solid rgba(249, 115, 22, 0.2);
}

/* Animations */
.scroll-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.scroll-reveal.reveal-active {
  opacity: 1;
  transform: translateY(0);
}

/* Card Glow Effect */
.card-glow, .card-glow-orange {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.card-glow::before, .card-glow-orange::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(800px circle at var(--mouse-x, 0) var(--mouse-y, 0), rgba(255, 255, 255, 0.04), transparent 40%);
  z-index: 1;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.card-glow:hover::before, .card-glow-orange:hover::before {
  opacity: 1;
}

.card-glow:hover {
  transform: translateY(-4px);
  border-color: rgba(16, 185, 129, 0.3);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4), var(--shadow-glow-green);
}

.card-glow-orange:hover {
  transform: translateY(-4px);
  border-color: rgba(249, 115, 22, 0.35);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4), var(--shadow-glow-orange);
}


/* Section Common Structure */
.section-padding {
  padding-top: var(--spacing-xxl);
  padding-bottom: var(--spacing-xxl);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--spacing-xl) auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
}

.section-title {
  font-size: 2.5rem;
  letter-spacing: -0.02em;
}

.section-subtitle {
  color: var(--color-text-secondary);
  font-size: 1.125rem;
}

@media (max-width: 768px) {
  .section-padding {
    padding-top: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
  }
  .section-title {
    font-size: 2rem;
  }
}

/* ==========================================
   Light Theme Override (Design System Tokens)
   ========================================== */
body.light-theme {
  --color-bg-deep: #F8FAFC;
  --color-bg-surface: #FFFFFF;
  --color-bg-elevated: #F1F5F9;
  --color-border: #E2E8F0;
  --color-text-primary: #0F172A;
  --color-text-secondary: #475569;
  --color-text-muted: #64748B;
  --color-border-glow: rgba(16, 185, 129, 0.08);
  --color-border-glow-orange: rgba(249, 115, 22, 0.12);
  --shadow-sm: 0 4px 12px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 8px 30px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 16px 40px rgba(15, 23, 42, 0.12);
}

/* Modals & Inputs specific adjustments for Light Theme */
body.light-theme .df-modal-container {
  background-color: var(--color-bg-surface);
  border-color: var(--color-border);
}

body.light-theme input, 
body.light-theme select {
  background-color: var(--color-bg-elevated) !important;
  border-color: var(--color-border) !important;
  color: var(--color-text-primary) !important;
}

body.light-theme input::placeholder {
  color: var(--color-text-muted);
}

/* Theme Toggle Button Styling */
.df-theme-toggle {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.df-theme-toggle:hover {
  color: var(--color-text-primary);
  background-color: var(--color-bg-elevated);
  border-color: var(--color-green);
  box-shadow: var(--shadow-glow-green);
}

.df-theme-toggle i {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-fast);
}

.df-theme-toggle:hover i {
  transform: rotate(15deg);
}

/* Handle light theme toggles of sun & moon icons */
body.light-theme .sun-icon {
  display: none;
}
body:not(.light-theme) .moon-icon {
  display: none;
}

/* ==========================================
   Malayalam Typography & Alignment Adjustments
   ========================================== */
body.lang-ml {
  font-family: 'Noto Sans Malayalam', var(--font-body);
}

body.lang-ml h1, 
body.lang-ml h2, 
body.lang-ml h3, 
body.lang-ml h4, 
body.lang-ml h5, 
body.lang-ml h6,
body.lang-ml .section-title,
body.lang-ml .df-cta-title {
  font-family: 'Noto Sans Malayalam', var(--font-display);
  line-height: 1.4 !important; /* Prevents Malayalam glyph overlap/clipping */
  letter-spacing: normal !important;
}

body.lang-ml .df-hero-title {
  font-family: 'Noto Sans Malayalam', var(--font-display);
  font-size: 2.8rem !important; /* Scale down slightly for long Malayalam words */
  line-height: 1.4 !important;
  letter-spacing: normal !important;
}

body.lang-ml p,
body.lang-ml .df-hero-description,
body.lang-ml .df-about-description,
body.lang-ml .df-feature-desc,
body.lang-ml .df-step-desc,
body.lang-ml .df-service-desc,
body.lang-ml .df-why-text p {
  line-height: 1.65 !important;
}

body.lang-ml .btn, 
body.lang-ml .nav-link,
body.lang-ml .badge {
  font-family: 'Noto Sans Malayalam', var(--font-display);
  line-height: 1.4 !important;
}

body.lang-ml .df-hero-actions {
  gap: 1.25rem !important; /* Extra spacing for Malayalam button stacks */
}