/* Solutions Page Scroll Navigation - Desktop Only */
.solutions-scroll-nav {
    position: fixed;
    left: 80px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 100;
    display: none; /* Hidden by default, shown on desktop */
    transition: opacity 0.3s ease;
}

/* Progress line background */
.solutions-scroll-nav::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 1px;
    background: linear-gradient(180deg, 
        transparent 0%, 
        var(--medium-gray) 20%, 
        var(--medium-gray) 80%, 
        transparent 100%);
    opacity: 0.3;
}

.solutions-scroll-nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-6); /* 48px between items */
}

.solutions-scroll-nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-4); /* 32px */
    text-decoration: none;
    color: var(--light-gray);
    font-size: 1rem;
    font-weight: 400;
    letter-spacing: 0.02em;
    transition: all var(--transition-base);
    padding: var(--space-2) 0;
    position: relative;
    cursor: pointer;
}

.solutions-scroll-nav-indicator {
    display: block;
    width: 32px;
    height: 1px;
    background: var(--medium-gray);
    transition: all var(--transition-base);
    position: relative;
}

.solutions-scroll-nav-indicator::before {
    content: '';
    position: absolute;
    left: -4px;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 3px;
    background: var(--medium-gray);
    border-radius: 0; /* Sharp edge */
    transition: all var(--transition-base);
}

.solutions-scroll-nav-label {
    opacity: 0.7;
    transition: all var(--transition-base);
    white-space: nowrap;
    font-size: 1rem;
}

/* Hover States */
.solutions-scroll-nav-link:hover .solutions-scroll-nav-label {
    opacity: 1;
    color: var(--text-white);
}

.solutions-scroll-nav-link:hover .solutions-scroll-nav-indicator {
    width: 40px;
    background: var(--light-gray);
}

.solutions-scroll-nav-link:hover .solutions-scroll-nav-indicator::before {
    width: 5px;
    height: 5px;
    background: var(--light-gray);
}

/* Active State */
.solutions-scroll-nav-link.active .solutions-scroll-nav-label {
    opacity: 1;
    color: var(--accent-orange);
    font-weight: 500;
}

.solutions-scroll-nav-link.active .solutions-scroll-nav-indicator {
    width: 48px;
    background: var(--accent-orange);
    height: 2px;
}

.solutions-scroll-nav-link.active .solutions-scroll-nav-indicator::before {
    width: 6px;
    height: 6px;
    background: var(--accent-orange);
    box-shadow: 0 0 8px rgba(255, 107, 53, 0.4);
}

/* Focus State */
.solutions-scroll-nav-link:focus-visible {
    outline: 2px solid var(--accent-orange);
    outline-offset: 6px;
    border-radius: 0;
}

/* Show only on desktop (1200px+) and adjust main content margin */
@media (min-width: 1200px) {
    .solutions-scroll-nav {
        display: block;
    }
    
    /* ONLY apply margin to Solutions page main content */
    body:has(.solutions-scroll-nav) .main-content {
        margin-left: 280px; /* Increased to clear navigation + padding */
        transition: margin-left var(--transition-base);
    }
}

/* Larger screens adjustments */
@media (min-width: 1440px) {
    .solutions-scroll-nav {
        left: 100px;
    }
    
    body:has(.solutions-scroll-nav) .main-content {
        margin-left: 320px; /* Increased to clear navigation + padding */
    }
}

/* Animation on load */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px) translateY(-50%);
    }
    to {
        opacity: 1;
        transform: translateX(0) translateY(-50%);
    }
}

.solutions-scroll-nav {
    animation: slideInLeft 0.8s ease-out 0.5s both;
}

/* Stagger animation for items */
.solutions-scroll-nav-item {
    opacity: 0;
    animation: fadeInLeft 0.6s ease-out forwards;
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.solutions-scroll-nav-item:nth-child(1) { animation-delay: 0.6s; }
.solutions-scroll-nav-item:nth-child(2) { animation-delay: 0.7s; }
.solutions-scroll-nav-item:nth-child(3) { animation-delay: 0.8s; }
.solutions-scroll-nav-item:nth-child(4) { animation-delay: 0.9s; }
.solutions-scroll-nav-item:nth-child(5) { animation-delay: 1.0s; }
.solutions-scroll-nav-item:nth-child(6) { animation-delay: 1.1s; }

/* ========================================
   MOBILE HORIZONTAL SCROLL NAVIGATION
   ======================================== */

/* Mobile horizontal navigation container */
.solutions-horizontal-nav {
    position: sticky;
    top: 62px; /* Flush with header bottom - reduced by 1px */
    left: 0;
    right: 0;
    z-index: 95; /* Higher than breadcrumb */
    background: var(--secondary-dark);
    border-top: 1px solid var(--medium-gray); /* Add top border for separation */
    border-bottom: 1px solid var(--medium-gray);
    padding: var(--space-3) 0;
    display: none; /* Hidden by default */
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE/Edge */
    margin-top: -1px; /* Pull up to eliminate any micro-gap */
}

/* Hide scrollbar for webkit browsers */
.solutions-horizontal-nav::-webkit-scrollbar {
    display: none;
}

/* Horizontal navigation list */
.solutions-horizontal-nav-list {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0 var(--space-4); /* Side padding */
    gap: var(--space-2); /* 16px between items */
    min-width: max-content; /* Allow horizontal scroll */
}

/* Navigation items */
.solutions-horizontal-nav-item {
    flex-shrink: 0; /* Prevent shrinking */
}

/* Navigation links */
.solutions-horizontal-nav-link {
    display: flex;
    align-items: center;
    padding: var(--space-2) var(--space-4); /* 16px 32px */
    background: transparent;
    border: 1px solid var(--medium-gray);
    color: var(--light-gray);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 400;
    white-space: nowrap;
    transition: all var(--transition-base);
    border-radius: 0; /* Sharp edges */
    position: relative;
    min-height: 44px; /* Touch-friendly */
}

/* Hover state */
.solutions-horizontal-nav-link:hover {
    border-color: var(--light-gray);
    color: var(--text-white);
    background: rgba(255, 255, 255, 0.05);
}

/* Active state - Match desktop subtlety */
.solutions-horizontal-nav-link.active {
    background: transparent;
    color: var(--accent-orange); /* Only text color change */
    border-color: var(--medium-gray); /* Keep original border color */
    font-weight: 400; /* Keep original weight */
}

/* Active state indicator line - Thinner and more subtle */
.solutions-horizontal-nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 1px; /* Thinner line */
    background: var(--accent-orange);
    opacity: 0.8; /* Slightly transparent */
}

/* Focus state for accessibility */
.solutions-horizontal-nav-link:focus-visible {
    outline: 2px solid var(--accent-orange);
    outline-offset: 2px;
    border-radius: 0;
}

/* Show horizontal nav on mobile/tablet only */
@media (max-width: 1199px) {
    .solutions-horizontal-nav {
        display: block;
    }
    
    /* Hide breadcrumb navigation on mobile to eliminate gap */
    .breadcrumb-nav {
        display: none;
    }
    
    /* Add top margin to main content to account for sticky nav */
    body:has(.solutions-horizontal-nav) .main-content {
        margin-top: 60px; /* Space for horizontal nav */
    }
}

/* Tablet adjustments */
@media (min-width: 768px) and (max-width: 1199px) {
    .solutions-horizontal-nav {
        padding: var(--space-4) 0; /* More padding on tablet */
    }
    
    .solutions-horizontal-nav-list {
        padding: 0 var(--space-6); /* More side padding */
        gap: var(--space-3); /* Larger gaps */
    }
    
    .solutions-horizontal-nav-link {
        padding: var(--space-3) var(--space-5); /* Larger touch targets */
        font-size: 1.05rem;
    }
}

/* Small mobile adjustments */
@media (max-width: 480px) {
    .solutions-horizontal-nav-list {
        padding: 0 var(--space-3); /* Smaller side padding */
        gap: var(--space-2); /* Smaller gaps */
    }
    
    .solutions-horizontal-nav-link {
        padding: var(--space-2) var(--space-3); /* Smaller but still touch-friendly */
        font-size: 1rem;
    }
}

/* Smooth scroll indicator dots (optional) */
.solutions-horizontal-nav-dots {
    display: flex;
    justify-content: center;
    gap: var(--space-1);
    margin-top: var(--space-2);
    padding: 0 var(--space-4);
}

.solutions-horizontal-nav-dot {
    width: 6px;
    height: 6px;
    background: var(--medium-gray);
    border-radius: 0; /* Sharp squares */
    transition: background var(--transition-fast);
}

.solutions-horizontal-nav-dot.active {
    background: var(--accent-orange);
}

/* Hide desktop navigation on mobile/tablet */
@media (max-width: 1199px) {
    .solutions-scroll-nav {
        display: none !important;
    }
}

/* Industry Solutions page - wider nav clearance for long labels */
@media (min-width: 1200px) {
    body.industry-solutions-page .main-content {
        margin-left: 360px;
    }
}

@media (min-width: 1440px) {
    body.industry-solutions-page .main-content {
        margin-left: 400px;
    }
}