/* ==========================================================================
   BRAND LOGO & HEADER ADJUSTMENTS
   ========================================================================== */
.brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    z-index: 102; /* Keeps above mobile menu */
}

.brand-logo img {
    height: 48px;
    width: auto;
    object-fit: contain;
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.brand-title {
    font-family: var(--font-heading, 'Plus Jakarta Sans', sans-serif);
    font-size: clamp(1rem, 3vw, 1.35rem);
    font-weight: 800;
    color: var(--color-text);
}

.brand-id {
    color: #FBBC05; /* Google Yellow */
}

.brand-subtitle {
    font-family: var(--font-body, 'Inter', sans-serif);
    font-size: clamp(0.7rem, 2vw, 0.85rem);
    font-weight: 600;
    color: var(--color-text-muted);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* Header layout adjustments for mobile */
.header-controls {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-left: auto;
}

@media(min-width: 1024px) {
    .header-controls { margin-left: 0; }
    .header-cta { margin-left: auto; padding-left: 24px; }
}

/* ==========================================================================
   THEME SWITCHER UI
   ========================================================================== */
.theme-toggle-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-muted);
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s ease;
}

.theme-toggle-btn:hover {
    color: var(--color-primary);
}

.theme-menu {
    min-width: 160px !important;
    right: 0;
    left: auto !important;
}

.theme-option {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    padding: 10px 16px;
    font-family: var(--font-body);
    font-weight: 500;
    color: var(--color-text);
    cursor: pointer;
    font-size: 0.9rem;
}

.theme-option:hover, .theme-option.active {
    background-color: var(--color-light-bg);
    color: var(--color-primary);
}

/* ==========================================================================
   DARK MODE COLOR OVERRIDES
   ========================================================================== */
html.dark-theme {
    /* Backgrounds */
    --color-light-bg:     #0F172A; /* Main page background */
    --color-white:        #1E293B; /* Cards, header, panels */
    --color-dark-bg:      #020617; /* Hero, footer */
    --color-card-bg:      #1E293B; 
    
    /* Text */
    --color-text:         #F8FAFC; /* Primary text */
    --color-text-muted:   #94A3B8; /* Subtext */
    
    /* Borders */
    --color-border:       #334155;
    
    /* Shadows */
    --shadow-card:        0 4px 6px -1px rgba(0, 0, 0, 0.5), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
}

/* Dark Mode Specific Adjustments */
html.dark-theme body {
    background-color: var(--color-light-bg);
}

html.dark-theme .form-control,
html.dark-theme .file-upload-wrapper {
    background-color: #0F172A;
    color: #F8FAFC;
    border-color: #334155;
}

html.dark-theme .form-control:focus {
    border-color: var(--color-primary);
}

html.dark-theme .hero-section {
    background-color: var(--color-dark-bg);
}

html.dark-theme .site-header {
    border-bottom: 1px solid var(--color-border);
}

html.dark-theme .dropdown-menu {
    background: var(--color-white);
    border-color: var(--color-border);
}

/* ==========================================================================
   DARK MODE SUPPORT FOR PRO TOOLS & SEO CONTENT
   ========================================================================== */
html.dark-theme .seo-content-section { 
    background: var(--color-card-bg); 
}
html.dark-theme .seo-heading { 
    color: var(--color-white); 
    border-bottom-color: var(--color-primary); 
}
html.dark-theme .seo-subheading { 
    color: var(--color-text); 
    border-bottom-color: var(--color-border); 
}
html.dark-theme .preview-content-wrapper { 
    background: var(--color-card-bg); 
    border-color: var(--color-border); 
}
html.dark-theme .preview-content-wrapper.is-sticky-mobile { 
    border-color: var(--color-primary); 
}
html.dark-theme .close-preview-btn { 
    background: var(--color-dark-bg); 
}
html.dark-theme .download-section { 
    background: var(--color-card-bg); 
    border-color: var(--color-border); 
}