/* Enhanced Header Styles - Properly Arranged */

/* Body padding for fixed header */
body {
  padding-top: 0;
}

@media (min-width: 768px) {
  body {
    padding-top: 0;
  }
}

@media (min-width: 1024px) {
  body {
    padding-top: 0;
  }
}

@media (min-width: 1440px) {
  body {
    padding-top: 0;
  }
}

/* Header Base */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

/* Dark theme header */
[data-theme="dark"] .site-header {
  background: rgba(17, 24, 39, 0.95);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* Header Inner Container */
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 1rem;
  max-width: 100%;
  margin: 0 auto;
  gap: 1rem;
  min-height: 55px;
  width: 100%;
}

/* Brand/Logo */
.brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text);
  transition: all 0.3s ease;
  flex-shrink: 1;
  min-width: 0;
}

.brand:hover {
  color: var(--brand-500);
  transform: scale(1.02);
}

.brand img {
  width: 28px;
  height: 28px;
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.brand span {
  font-size: 0.8rem;
  white-space: nowrap;
  overflow: visible;
  text-overflow: unset;
  max-width: none;
}

/* Navigation */
.site-nav {
  display: flex;
  align-items: center;
  flex: 1;
  justify-content: center;
  min-width: 0;
  max-width: 600px;
}

.site-nav ul {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  justify-content: center;
}

.site-nav ul::-webkit-scrollbar {
  display: none;
}

.site-nav a {
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.6rem;
  padding: 0.2rem 0.3rem;
  border-radius: 5px;
  transition: all 0.3s ease;
  position: relative;
  white-space: nowrap;
  flex-shrink: 0;
  display: inline-block;
}

.site-nav a:hover {
  color: var(--brand-500);
  background: rgba(99, 102, 241, 0.1);
}

.site-nav a.btn-small {
  background: linear-gradient(135deg, var(--brand-500) 0%, var(--brand-600) 100%);
  color: white;
  font-weight: 600;
  padding: 0.25rem 0.5rem;
  border-radius: 6px;
  box-shadow: 0 2px 6px rgba(79, 70, 229, 0.3);
  font-size: 0.6rem;
}

.site-nav a.btn-small:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.4);
  background: linear-gradient(135deg, var(--brand-600) 0%, var(--brand-700) 100%);
}

/* Header Controls */
.header-controls {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  flex-shrink: 0;
  min-width: 0;
  max-width: 180px;
}

/* Mobile Navigation Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 3px;
  background: none;
  border: none;
  padding: 0.5rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.nav-toggle span {
  width: 20px;
  height: 2px;
  background: var(--brand-500);
  border-radius: 1px;
  transition: all 0.3s ease;
}

.nav-toggle:hover span {
  background: var(--brand-600);
}

.nav-toggle.open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* Theme Toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.3) 0%, rgba(99, 102, 241, 0.2) 100%);
  border: 1px solid rgba(99, 102, 241, 0.4);
  border-radius: 8px;
  padding: 0.25rem 0.5rem;
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--brand-500);
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  white-space: nowrap;
  flex-shrink: 0;
  min-width: 50px;
  height: 28px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  pointer-events: auto;
}

.theme-toggle:hover {
  background: rgba(99, 102, 241, 0.15);
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

/* Dark theme styles for theme toggle */
[data-theme="dark"] .theme-toggle {
  background: linear-gradient(135deg, rgba(129, 140, 248, 0.1) 0%, rgba(129, 140, 248, 0.05) 100%);
  border: 1px solid rgba(129, 140, 248, 0.2);
  color: var(--brand-500);
}

[data-theme="dark"] .theme-toggle:hover {
  background: rgba(129, 140, 248, 0.15);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .theme-text {
  color: var(--brand-500);
}

.theme-text {
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--brand-500);
}

/* Theme change animation */
@keyframes themeChange {
  0% { transform: scale(1); }
  50% { transform: scale(1.1); }
  100% { transform: scale(1); }
}

.theme-toggle.changing {
  animation: themeChange 0.3s ease;
}

/* Language Toggle */
.lang-toggle {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(99, 102, 241, 0.05) 100%);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: 6px;
  padding: 0.2rem 0.4rem;
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--brand-500);
  cursor: pointer;
  transition: all 0.3s ease;
  white-space: nowrap;
  flex-shrink: 0;
}

.lang-toggle:hover {
  background: var(--brand-500);
  color: white;
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.3);
}

.lang-text {
  font-size: 0.65rem;
  font-weight: 700;
}

/* Live Indicator */
.live-indicator {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  color: white;
  padding: 0.2rem 0.4rem;
  border-radius: 12px;
  font-size: 0.6rem;
  font-weight: 700;
  box-shadow: 0 2px 6px rgba(239, 68, 68, 0.3);
  animation: pulse 2s infinite;
  white-space: nowrap;
  flex-shrink: 0;
}

.live-dot {
  width: 6px;
  height: 6px;
  background: white;
  border-radius: 50%;
  animation: blink 1.5s infinite;
}

.live-text {
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.3px;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0.3; }
}

/* Mobile Styles */
@media (max-width: 767px) {
  .header-inner {
    padding: 0.5rem 0.8rem;
    gap: 0.6rem;
    min-height: 50px;
  }
  
  .brand {
    gap: 0.4rem;
    max-width: none;
    flex-shrink: 1;
  }
  
  .brand img {
    width: 24px;
    height: 24px;
  }
  
  .brand span {
    font-size: 0.7rem;
    max-width: none;
  }
  
  /* Hide desktop nav, show mobile toggle */
  .site-nav {
    display: none;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .header-controls {
    gap: 0.25rem;
    max-width: 140px;
  }
  
  .theme-toggle {
    padding: 0.1rem 0.25rem;
    font-size: 0.5rem;
    min-width: 30px;
    height: 20px;
  }
  
  .theme-text {
    font-size: 0.5rem;
  }
  
  .lang-toggle {
    padding: 0.15rem 0.35rem;
    font-size: 0.6rem;
  }
  
  .live-indicator {
    padding: 0.15rem 0.35rem;
    font-size: 0.55rem;
    gap: 0.25rem;
  }
  
  .live-dot {
    width: 5px;
    height: 5px;
  }
}

/* Tablet Styles */
@media (min-width: 768px) and (max-width: 1023px) {
  .header-inner {
    padding: 0.6rem 1rem;
    gap: 0.8rem;
    min-height: 60px;
  }
  
  .brand {
    gap: 0.5rem;
    max-width: none;
    flex-shrink: 1;
  }
  
  .brand img {
    width: 26px;
    height: 26px;
  }
  
  .brand span {
    font-size: 0.75rem;
    max-width: none;
  }
  
  .site-nav {
    max-width: 450px;
  }
  
  .site-nav ul {
    gap: 0.4rem;
  }
  
  .site-nav a {
    font-size: 0.55rem;
    padding: 0.18rem 0.25rem;
  }
  
  .header-controls {
    gap: 0.4rem;
    max-width: 160px;
  }
  
  .theme-toggle {
    padding: 0.2rem 0.35rem;
    font-size: 0.6rem;
    min-width: 38px;
    height: 26px;
  }
  
  .theme-text {
    font-size: 0.6rem;
  }
  
  .lang-toggle {
    padding: 0.35rem 0.7rem;
    font-size: 0.75rem;
  }
  
  .live-indicator {
    padding: 0.35rem 0.7rem;
    font-size: 0.7rem;
  }
}

/* Desktop Styles */
@media (min-width: 1024px) {
  .header-inner {
    padding: 0.8rem 2rem;
    max-width: 1200px;
    gap: 1.2rem;
    min-height: 65px;
  }
  
  .brand {
    gap: 0.6rem;
    flex-shrink: 1;
  }
  
  .brand img {
    width: 30px;
    height: 30px;
  }
  
  .brand span {
    font-size: 0.85rem;
    max-width: none;
  }
  
  .site-nav {
    max-width: 550px;
  }
  
  .site-nav ul {
    gap: 0.7rem;
  }
  
  .site-nav a {
    font-size: 0.65rem;
    padding: 0.25rem 0.4rem;
  }
  
  .header-controls {
    gap: 0.5rem;
    max-width: 180px;
  }
  
  .theme-toggle {
    padding: 0.25rem 0.4rem;
    font-size: 0.65rem;
    min-width: 42px;
    height: 30px;
  }
  
  .theme-text {
    font-size: 0.65rem;
  }
  
  .lang-toggle {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
  }
  
  .live-indicator {
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
  }
  
  .live-dot {
    width: 8px;
    height: 8px;
  }
}

/* Large Desktop Styles */
@media (min-width: 1440px) {
  .header-inner {
    padding: 1.5rem 0;
    max-width: 1400px;
  }
  
  .brand img {
    width: 40px;
    height: 40px;
  }
  
  .brand span {
    font-size: 1.1rem;
  }
  
  .site-nav ul {
    gap: 1.5rem;
  }
  
  .site-nav a {
    font-size: 0.85rem;
    padding: 0.5rem 0.8rem;
  }
  
  .header-controls {
    gap: 1.25rem;
  }
  
  .theme-toggle {
    padding: 0.3rem 0.5rem;
    font-size: 0.7rem;
    min-width: 45px;
    height: 32px;
  }
  
  .theme-text {
    font-size: 0.7rem;
  }
  
  .lang-toggle {
    padding: 0.6rem 1.25rem;
    font-size: 1rem;
  }
  
  .live-indicator {
    padding: 0.6rem 1.25rem;
    font-size: 0.85rem;
  }
}

/* Mobile Navigation Overlay */
@media (max-width: 767px) {
  .nav-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    z-index: 999;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }
  
  .nav-menu.open {
    transform: translateX(0);
  }
  
  .nav-menu ul {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }
  
  .nav-menu a {
    font-size: 1.2rem;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: 12px;
    display: block;
  }
  
  .nav-menu a:hover {
    background: linear-gradient(135deg, var(--brand-500) 0%, var(--accent) 100%);
    color: white;
    transform: scale(1.05);
  }
  
  .nav-menu a.btn-small {
    background: linear-gradient(135deg, var(--brand-500) 0%, var(--brand-600) 100%);
    color: white;
    font-weight: 700;
    padding: 1rem 2rem;
    border-radius: 12px;
    font-size: 1.1rem;
  }
}

/* Dark theme adjustments */
[data-theme="dark"] .nav-menu {
  background: rgba(17, 24, 39, 0.98);
}

[data-theme="dark"] .nav-menu a {
  color: var(--text);
}

[data-theme="dark"] .nav-menu a:hover {
  background: linear-gradient(135deg, var(--brand-500) 0%, var(--accent) 100%);
  color: white;
}


/* Header scroll effect */
.site-header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] .site-header.scrolled {
  background: rgba(17, 24, 39, 0.98);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--brand-500);
  color: white;
  padding: 8px;
  text-decoration: none;
  border-radius: 4px;
  z-index: 1001;
  transition: top 0.3s;
}

.skip-link:focus {
  top: 6px;
}