/* ==============================
   Root Variables
   ============================== */
:root {
  /* Brand Colors - Light Mode */
  --color-primary: #4a90e2;   /* Light blue for header/footer/nav */
  --color-secondary: #f4b400; /* Vibrant yellow for accents */
  --color-accent: #e6f0ff;    /* Softer light blue for highlights */
  --color-light: #e6e6e6;     /* Subtle background */
  --color-dark: #092c6c;      /* Deep blue for contrasts */
  --color-text: #1c2128;      /* Dark gray for text */
  --color-white: #ffffff;     /* Pure white */
  --color-hover: #fbbc04;     /* Hover color for interactions */
  --color-btn-font: #000000; /* Button font color */
  /* Typography */
  --font-base: clamp(14px, 1vw + 12px, 16px);
  --font-lg: clamp(18px, 1.5vw + 14px, 20px);
  --font-xl: clamp(24px, 2vw + 20px, 32px);

  /* Layout */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px; /* Slightly increased for modern feel */

  /* Shadows */
  --shadow-sm: 0 4px 8px rgba(199, 199, 199, 0.823);
  --shadow-md: 0 6px 12px rgba(0, 0, 0, 0.823);
  --shadow-lg: 0 8px 16px rgba(85, 85, 85, 0.823); /* Stronger shadow */

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-slow: 0.3s ease;
  /* Background Image */
  --bg-image: url('../assets/background/light.jpg'); /* Light mode image */
  --bg-color: #c9ddf6; /* Light background color */
  --overlay-color: rgba(255, 255, 255, 0.3);            /* Soft white overlay */
}

/* ==============================
   General Reset & Body
   ============================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Arial, sans-serif; /* Modern font stack */
  font-size: var(--font-base);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.6;
  transition: background var(--transition-slow), color var(--transition-slow);
}

body:not(.dark-mode) .service-card,
body:not(.dark-mode) .client-card,
body:not(.dark-mode) .about,
body:not(.dark-mode) .contact-info,
body:not(.dark-mode) .contact-form,
body:not(.dark-mode) .highlights {
  border: 1px solid var(--color-accent);
}

header.navbar, footer.bg-light, main, section {
  transition: background var(--transition-slow), color var(--transition-slow);
}

body.dark-mode {
  /* Brand Colors - Dark Mode */
  --color-primary: #0d47a1;   /* Dark blue for header/footer/nav */
  --color-secondary: #fbbc04; /* Keep yellow for pop */
  --color-accent: #1e3a8a;    /* Darker blue accent */
  --color-light: #1e1e1e;     /* Dark background */
  --color-dark: #0f172a;      /* Deeper dark */
  --color-text: #bfdbfe;      /* Light blue-tinted text for contrast */
  --color-white: #121212;     /* Dark base */
  --color-hover: #fbbc04;     /* Same hover color as light mode */
  --color-btn-font: #ffffff; /* Button font color */
  background: var(--color-white);
  color: var(--color-text);
  --bg-image: url('../assets/background/dark.jpg'); /* Dark mode image */
  --bg-color: #00112a; /* Dark background color */
  --overlay-color: rgba(0, 0, 0, 0.134);                 /* Soft dark overlay */
}

body.dark-mode .service-card,
body.dark-mode .client-card,
body.dark-mode .about,
body.dark-mode .contact-info,
body.dark-mode .contact-form,
body.dark-mode .highlights {
  border: none; /* Remove light mode border in dark mode */
}

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

a:hover {
  color: var(--color-hover);
}

/* ==============================
   Header & Footer
   ============================== */
header.navbar, footer.bg-light {
  background: var(--color-primary) !important; /* Override Bootstrap's bg-light */
  color: var(--color-text) !important; /* Override text-muted */
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

header.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

header.navbar nav .nav-link {
  color: var(--color-text);
  margin: 0 0.75rem;
  font-weight: 600;
  transition: color var(--transition-fast), text-decoration var(--transition-fast);
}

header.navbar nav .nav-link:hover {
  color: var(--color-hover);
  text-decoration: none;
}

header.navbar .navbar-brand {
  color: var(--color-text);
}

header.navbar .navbar-brand:hover {
  color: var(--color-hover);
}

#lang-switch {
  background: var(--color-secondary);
  color: #000;
  border: none;
  padding: 0.6rem 1.2rem;
  cursor: pointer;
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

#lang-switch:hover {
  background: #e0a800;
  transform: scale(1.05);
}

footer.bg-light {
  background: var(--color-primary) !important; /* Ensure footer uses primary color */
  color: var(--color-text) !important; /* Override text-muted */
  text-align: center;
  margin-top: 3rem;
  font-size: 0.95rem;
  border-top: 1px solid var(--color-accent);
  padding-top: 1.5rem;
}

footer.bg-light a {
  color: var(--color-text);
}

footer.bg-light a:hover {
  color: var(--color-hover);
}

/* ==============================
   Dark Mode Overrides
   ============================== */
body.dark-mode header.navbar,
body.dark-mode footer.bg-light {
  background: var(--color-primary) !important; /* Ensure primary color in dark mode */
  color: var(--color-text) !important; /* Override text-muted */
}

body.dark-mode header.navbar .nav-link {
  color: var(--color-text);
}

body.dark-mode header.navbar .nav-link:hover {
  color: var(--color-hover);
}

body.dark-mode header.navbar .navbar-brand {
  color: var(--color-text);
}

/* Theme Switch Style */
#theme-toggle {
  background: transparent;
  border: 2px solid var(--color-secondary);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.8rem;
  font-size: 1.1rem;
  cursor: pointer;
  margin-left: 0.75rem;
  transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

#theme-toggle:hover {
  background: var(--color-hover);
  color: var(--color-dark);
  transform: scale(1.05);
}

/* ==============================
   Responsive Design
   ============================== */
@media (max-width: 992px) {
  header.navbar {
    flex-direction: column;
    text-align: center;
  }

  header.navbar nav {
    margin-top: 1rem;
  }
}

@media (max-width: 600px) {
  main {
    padding: 1.5rem;
  }
} 

/* backbround */

main {
  /* background-image: var(--bg-image); */
  background-color: var(--bg-color);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
  opacity: 0;
  animation: fadeInBg 1.5s ease-in-out forwards;
}

main::before {
  content: "";
  position: absolute;
  inset: 0;
  background-color: var(--overlay-color);
  pointer-events: none;
  z-index: -1;
  opacity: 0;
  animation: fadeInOverlay 1.5s ease-in-out forwards;
}