/* Site Header */
.site-header {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: var(--z-high);
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    gap: var(--spacing-md);
}

/* Hamburger */
.hamburger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    padding: 8px;
    background: none;
    border: none;
    cursor: pointer;
}

.hamburger-box {
    width: 24px;
    height: 18px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.hamburger-inner {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

.hamburger-inner::before,
.hamburger-inner::after {
    content: '';
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

.hamburger-inner::before {
    transform: translateY(-6px);
}

.hamburger-inner::after {
    transform: translateY(6px);
}

.hamburger[aria-expanded="true"] .hamburger-inner {
    background: transparent;
}

.hamburger[aria-expanded="true"] .hamburger-inner::before {
    transform: rotate(45deg);
}

.hamburger[aria-expanded="true"] .hamburger-inner::after {
    transform: rotate(-45deg);
}

/* Site Branding */
.site-branding {
    flex: 1;
    display: flex;
    align-items: center;
}

.site-branding .custom-logo {
    max-height: 40px;
    width: auto;
}

.site-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-extrabold);
    margin: 0;
}

.site-title a {
    color: var(--color-primary);
    text-decoration: none;
}

.site-title a:hover {
    text-decoration: none;
    color: var(--color-primary-dark);
}

/* Header Right */
.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.search-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--color-text);
    transition: color var(--transition-fast);
    border-radius: 50%;
}

.search-toggle:hover {
    color: var(--color-primary);
    background: var(--color-background-alt);
}

.live-button {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--color-accent);
    color: var(--color-white);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    text-decoration: none;
    transition: background var(--transition-fast);
}

.live-button:hover,
.live-button:focus {
    background: var(--color-accent-hover);
    color: var(--color-white);
    text-decoration: none;
}

.live-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--color-white);
    border-radius: 50%;
    animation: pulse-dot 1.5s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

/* Container */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

@media (min-width: 1024px) {
    .hamburger {
        display: none;
    }
}

@media (max-width: 480px) {
    .header-inner {
        padding: 8px 0;
    }
    
    .site-branding .custom-logo {
        max-height: 32px;
    }
    
    .site-title {
        font-size: var(--font-size-lg);
    }
    
    .live-button {
        padding: 4px 8px;
        font-size: 10px;
    }
    
    .live-text {
        display: none;
    }
}