* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Times New Roman';
}


/* Default Mode (Dark) */
body {
  background: #0f0e0e;
  color: white;
  transition: 0.3s ease;
}

/* Light Mode */
body.light-mode {
  background: white;
  color: black;
}

/* NAVBAR */
.navbar {
  background: #171717;
  padding: 15px 25px;
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 999;
}

body.light-mode .navbar {
  background: #f9f9f9;
}

.nav_content {
  display: flex;
  justify-content: space-around;
  align-items: center;
  position: relative;
}

/* LOGO */
.logo-title a {
  font-size: 28px;
  font-weight: bold;
  text-decoration: none;
  color: #e0a730;
}

body.light-mode .logo-title a {
  color: #204180;
}
.social-icons{
  display: flex;
  align-items: center;
  gap: 20px; 
  justify-content: center; 
}
/* SOCIAL ICONS (Desktop + Mobile) */
.social-icons  a {
 font-size: 30px;
  color: #e0a730;     /* Proper spacing between icons */
}

/* Light mode icon color */
body.light-mode .social-icons a {
  color: #204180;
}

/* DESKTOP LINKS */
.nav-links {
  display: flex;
  gap: 25px;
}

.nav-links a {
  color: white;
  text-decoration: none;
  font-size: 25px;
}

.nav-links a:hover {
  color: #e0a730;
}

body.light-mode .nav-links a {
  color: black;
}

body.light-mode .nav-links a:hover {
  color: #204180;
}

/* Buttons on right */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

#themeToggle {
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: white;
}

body.light-mode #themeToggle {
  color: black;
}

/* Hamburger Menu */
.hamburger {
  background: none;
  border: none;
  font-size: 30px;
  cursor: pointer;
  display: none;
  color: white;
}

body.light-mode .hamburger {
  color: black;
}

/* MOBILE MENU */
.mobile-menu {
  display: none;
  flex-direction: column;
  background: #111;
  padding: 20px;
}

.mobile-menu a {
  color: white;
  margin: 10px 0;
  font-size: 18px;
  text-decoration: none;
}

body.light-mode .mobile-menu {
  background: #e7e7e7;
}

body.light-mode .mobile-menu a {
  color: black;
}

/* MOBILE THEME BUTTON */
#mobileThemeToggle {
  margin-top: 15px;
  background: none;
  border: 1px solid white;
  padding: 8px;
  font-size: 22px;
  border-radius: 10px;
  cursor: pointer;
  color: white;
}

body.light-mode #mobileThemeToggle {
  border-color: black;
  color: black;
}

/* RESPONSIVE */
@media (max-width: 768px) {

  .nav-links {
    display: none;
  }

  .hamburger {
    display: block;
  }

  /* Social icons centered */
  .social-icons {
    position: absolute;
    left: 64%;
    transform: translateX(-65%);
  }

  .nav_content {
    justify-content: space-between;
    padding: 0 10px;
  }

  /* Mobile dropdown animation */
  .mobile-menu.show {
    display: flex;
    animation: slideIn 0.3s ease forwards;
  }
}

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to   { transform: translateX(0); opacity: 1; }
}
/* Hide theme toggle on mobile */
@media (max-width: 768px) {
  #themeToggle {
    display: none;
  }
}


/* ACTIVE LINK */
.nav-links a.active {
  color: #e0a730;
  font-weight: bold;
}

body.light-mode .nav-links a.active {
  color: #204180;
}

.mobile-menu a.active {
  color: #e0a730;
  font-weight: bold;
}

body.light-mode .mobile-menu a.active {
  color: #204180;
}


/* ..........................footer style.css.................................. */

/* MAIN FOOTER */
.footer {
  background: #171717;
  color: white;
  padding: 50px 20px 30px;
  margin-top: 80px;
}

body.light-mode .footer {
  background: #f9f9f9;
  color: black;
}

/* 4 GRID BOXES */
.footer-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  width: 90%;
  margin: auto;
}

/* TITLES */
.footer-box h3 {
  margin-bottom: 12px;
  font-size: 22px;
  color: #e0a730;
}

body.light-mode .footer-box h3 {
  color: #204180;
}

/* TEXT */
.footer-box p,
.footer-box a {
  font-size: 17px;
  line-height: 1.5;
  color: white;
}

body.light-mode .footer-box p,
body.light-mode .footer-box a {
  color: black;
}

/* LINKS */
.footer-box a {
  text-decoration: none;
  display: block;
  margin-bottom: 8px;
  transition: 0.3s;
}

.footer-box a:hover {
  color: #e0a730;
}

body.light-mode .footer-box a:hover {
  color: #204180;
}

/* CONTACT + ADDRESS ICONS */
.footer-box strong {
  color: #e0a730;
}

body.light-mode .footer-box strong {
  color: #204180;
}

/* Keep course title links visually identical to headings (no SEO impact) */
.courses-container .course-card h3 a {
  color: inherit;
  text-decoration: none;
  display: inline-block;
}

/* subtle hover to indicate clickability without changing base color */
.courses-container .course-card h3 a:hover {
  color: #e0a730;
  text-decoration: none;
}

/* BOTTOM BAR */
.footer-bottom {
  text-align: center;
  margin-top: 30px;
  border-top: 1px solid #333;
  padding-top: 15px;
  font-size: 20px;
}

body.light-mode .footer-bottom {
  border-color: #cfcfcf;
}
#box2{
  padding-left: 70px;
}

/* MOBILE */
@media (max-width: 900px) {
  .footer-container {
    grid-template-columns: repeat(2, 1fr);
    text-align: left;
  }
  #box2{
  padding-left: 0px;
}
}

@media (max-width: 600px) {
  .footer-container {
    grid-template-columns: repeat(1, 1fr);
  }
  #box2{
  padding-left: 0px;
}
}

.footer-box a.active-footer {
  color: #e0a730;  /* gold for dark mode */
  font-weight: bold;
}

body.light-mode .footer-box a.active-footer {
  color: #204180; /* blue for light mode */
}

/* buttons  */
.floating-contact {
  position: fixed;
  bottom: 30px;
  right: 30px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 99999;
}

.float-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 45px;
  height: 45px;
  border-radius: 50%;
  color: white;
  font-size: 24px;
  text-decoration: none;
  box-shadow: 0 4px 10px rgba(0,0,0,0.3);
  transition: transform 0.3s;
}

.float-btn:hover {
  transform: scale(1.1);
}

.float-btn.whatsapp {
  background-color: #25D366;
}

.float-btn.call {
  background-color: #204180;
}

 

/* ✅ CTA Buttons Container */
.cta-buttons {
  margin-top: 25px;
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

/* ✅ Common Button Style */
.cta-buttons a {
  padding: 12px 22px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  border-radius: 8px;
  transition: 0.3s ease;
  display: inline-block;
  text-align: center;
  cursor: pointer; /* ✅ Hand Cursor */
}

/* ✅ Primary Button (Book Demo Class) */
.btn-primary {
  background-color: #ff6600;
  color: white;
  border: none;
}

.btn-primary:hover {
  background-color: #e65c00;
  transform: translateY(-2px);
}

/* ✅ Secondary Buttons (Call + WhatsApp) */
.btn-secondary {
  background-color: transparent;
  color: white;
  border: 2px solid white;
}

.btn-secondary:hover {
  background-color: white;
  color: #000;
  transform: translateY(-2px);
}

/* ✅ Responsive Mobile Buttons */
@media (max-width: 768px) {
  .cta-buttons {
    flex-direction: column;
    width: 100%;
  }

  .cta-buttons a {
    width: 100%;
  }
}


.slide-content h2{
  font-size: 50px;
}


/* =====================================================
   DATA SCIENCE COURSE PAGE STYLES
   ===================================================== */

/* ===== Hero Section ===== */
.ds-hero {
  position: relative;
  height: 90vh;
  background: linear-gradient(rgba(0,0,0,0.3), rgba(0,0,0,0.3)), 
              url('/assets/slider1.png') no-repeat center/cover;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  color: white;
  overflow: hidden;
}

.ds-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,0,0,0.5), rgba(0,0,0,0.45));
  z-index: 0;
}

.ds-hero-content {
  position: relative;
  z-index: 2;
  max-width: 750px;
  padding: 40px;
  margin-left: 8%;
}

.ds-hero-content h1 {
  font-size: 56px;
  line-height: 1.1;
  margin-bottom: 20px;
  text-shadow: 3px 3px 15px rgba(0,0,0,0.5);
  font-weight: 700;
}

.ds-hero-subtitle {
  font-size: 22px;
  line-height: 1.6;
  margin-bottom: 15px;
  text-shadow: 2px 2px 8px rgba(0,0,0,0.4);
}

.ds-hero-location {
  font-size: 18px;
  margin-bottom: 30px;
  color: #ffcc00;
  text-shadow: 1px 1px 6px rgba(0,0,0,0.4);
}

.ds-cta-buttons {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
  margin-top: 25px;
}

.ds-btn-primary,
.ds-btn-secondary {
  padding: 14px 28px;
  font-size: 16px;
  font-weight: 700;
  border-radius: 8px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
  display: inline-block;
  text-align: center;
}

.ds-btn-primary {
  background: #ff6600;
  color: white;
  border: 2px solid #ff6600;
}

.ds-btn-primary:hover {
  background: transparent;
  color: #ff6600;
  transform: translateY(-3px);
}

.ds-btn-secondary {
  background: transparent;
  color: white;
  border: 2px solid white;
}

.ds-btn-secondary:hover {
  background: white;
  color: #000;
  transform: translateY(-3px);
}

/* ===== Container ===== */
.ds-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 5%;
}