/* Mobile-first responsive design */

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--glass-bg);
  color: #fff;
  font-family: Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  width: 100%;
  max-width: 1400px;
  margin: 0;
  padding: 0 1rem;
}

/* ============================================
   MOBILE MENU BUTTON (Hidden on desktop)
============================================ */
/* .mobile-menu-btn {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  align-items: center;
  justify-content: center;
}

.hamburger-line {
  width: 24px;
  height: 3px;
  background: #ffffff;
  border-radius: 2px;
  transition: all 0.3s ease;
  display: block;
}

.mobile-menu-btn.active .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-btn.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.active .hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
} */

/* ============================================
   TAB NAVIGATION - MOBILE FIRST
============================================ */
.tabs-container {
  width: 100%;
  background: transparent;
  padding: 1rem 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.tabs-wrapper {
  display: flex;
  justify-content: center;
  width: 100%;
  padding: 0 1rem;
}

.tabs {
  display: flex;
  gap: 0.5rem;
  padding: 0.75rem;
  border-radius: 10px;
  background: #ffffff;
  flex-wrap: wrap;
  justify-content: center;
  min-width: 100%;
}

.tab {
  padding: 0.75rem 1rem;
  background: #e8e8e8;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.875rem;
  color: #000;
  transition: all 0.25s ease;
  white-space: nowrap;
  font-weight: 500;
}

.tab:hover {
  background: #dcdcdc;
  transform: translateY(-2px);
}

.tab.active {
  background: #008cff;
  color: white;
  box-shadow: 0 2px 8px rgba(0, 140, 255, 0.3);
}

/* ============================================
   FORM BOX - RESPONSIVE
============================================ */
.forms-wrapper {
  width: 100%;
  padding: 2rem 1rem;
}

.form-container {
  display: none;
  margin: 1rem auto;
  animation: fadeIn 0.3s ease;
}

.form-container.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.form-box {
  padding: 2rem 1.5rem;
  margin: 0 auto;
  max-width: 1100px;
  background: #ffffff;
  color: #000;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* ============================================
   HELPER CLASSES
============================================ */
.hidden {
  display: none !important;
}

/* ============================================
   RESPONSIVE BREAKPOINTS
============================================ */

/* Tablets: 600px and up */
@media (min-width: 600px) {
  .container {
    padding: 0 1.5rem;
  }

  body {
    padding: 0;
  }

  .tabs {
    padding: 1rem 1.5rem;
    gap: 0.75rem;
  }

  .tab {
    padding: 0.875rem 1.5rem;
    font-size: 0.95rem;
  }

  .form-box {
    padding: 2.5rem 2rem;
  }

  .forms-wrapper {
    padding: 2.5rem 1.5rem;
  }
}

/* Medium Tablets/Small Desktops: 768px and up */
@media (min-width: 768px) {
  .container {
    padding: 0 2rem;
  }

  /* Hide mobile menu button on desktop */
  .mobile-menu-btn {
    display: none !important;
  }

  /* Show mobile nav as horizontal nav on desktop */
  .mobile-nav {
    display: none !important;
  }

  .mobile-nav.hidden {
    display: none !important;
  }

  .tabs {
    flex-wrap: nowrap;
    gap: 1rem;
    padding: 1.25rem 2rem;
  }

  .tab {
    padding: 1rem 1.75rem;
    font-size: 1rem;
    flex-shrink: 0;
  }

  .forms-wrapper {
    padding: 3rem 2rem;
  }

  .form-box {
    padding: 3rem 2.5rem;
  }
}

/* Large Desktops: 1024px and up */
@media (min-width: 1024px) {
  .container {
    padding: 0 2.5rem;
  }

  .tabs {
    gap: 1.25rem;
    padding: 1.5rem 2.5rem;
  }

  .tab {
    padding: 1rem 2rem;
    font-size: 1.05rem;
  }

  .forms-wrapper {
    padding: 3.5rem 2.5rem;
  }

  .form-box {
    padding: 3.5rem 3rem;
  }
}

/* Extra Large Desktops: 1280px and up */
@media (min-width: 1280px) {
  .container {
    padding: 0 3rem;
  }

  .tabs {
    gap: 1.5rem;
  }

  .tab {
    padding: 1.1rem 2.25rem;
    font-size: 1.1rem;
  }
}

/* ============================================
   MOBILE-SPECIFIC ADJUSTMENTS
============================================ */

@media (max-width: 599px) {
  .tabs {
    flex-wrap: wrap;
  }

  .tab {
    flex: 1;
    min-width: calc(50% - 0.25rem);
    font-size: 0.8rem;
    padding: 0.65rem 0.75rem;
  }

  .form-box {
    padding: 1.5rem 1rem;
  }

  .forms-wrapper {
    padding: 1.5rem 0.5rem;
  }
}

/* Landscape orientation adjustments */
@media (max-height: 600px) and (orientation: landscape) {
  .tabs {
    padding: 0.75rem 1rem;
  }

  .tab {
    padding: 0.6rem 1rem;
    font-size: 0.85rem;
  }

  .form-box {
    padding: 1.5rem;
  }
}