/* ============================================
   ALTERNATING SECTION BACKGROUNDS WITH PATTERNS
   ============================================ */

/* Base full-width section wrapper */
.section-wrapper {
    width: 100vw;
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
}

/* Inner content container - keeps content centered */
.section-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

/* ============ WATERMARK TOOL SECTION - GRID PATTERN ============ */
.tool-section {
    width: 100vw;
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
    
    /* Grid pattern background */
    background-color: rgba(8, 12, 28, 0.9);
    background-image: 
        linear-gradient(rgba(0, 217, 255, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 217, 255, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    
    border-top: 1px solid rgba(0, 217, 255, 0.3);
    border-bottom: 1px solid rgba(0, 217, 255, 0.3);
    
    padding: 100px 0;
    margin-top: 120px;
    margin-bottom: 0;
    
    box-shadow: 
        inset 0 1px 0 rgba(0, 217, 255, 0.2),
        inset 0 -1px 0 rgba(0, 217, 255, 0.2);
}

/* Grid overlay effect */
.tool-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg, 
        rgba(0, 217, 255, 0.05) 0%, 
        transparent 50%, 
        rgba(0, 255, 65, 0.05) 100%
    );
    pointer-events: none;
    z-index: 0;
}

/* Keep content centered and above overlay */
.tool-section > * {
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 40px;
    padding-right: 40px;
    position: relative;
    z-index: 1;
}

/* Large heading for Watermark Tool */
.tool-section .header h2 {
    color: var(--accent-cyan);
    font-size: 2.5rem;
    font-family: var(--font-orbitron);
    text-align: center;
    margin-bottom: 16px;
}

.tool-section .header p {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 40px;
}

/* ============ LEARN SECTION - DOTTED GRID PATTERN ============ */
.learn-section {
    width: 100vw;
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
    
    /* Background with dotted pattern */
    background-color: rgba(10, 14, 25, 0.7);
    background-image: 
        radial-gradient(circle, rgba(0, 217, 255, 0.15) 1px, transparent 1px),
        radial-gradient(circle, rgba(0, 255, 65, 0.1) 1px, transparent 1px);
    background-size: 40px 40px, 60px 60px;
    background-position: 0 0, 20px 20px;
    
    border-top: 1px solid rgba(0, 217, 255, 0.3);
    border-bottom: 1px solid rgba(0, 217, 255, 0.3);
    
    padding: 100px 0;
    margin-top: 0;
    margin-bottom: 0;
    
    box-shadow: 
        inset 0 1px 0 rgba(0, 217, 255, 0.2),
        inset 0 -1px 0 rgba(0, 217, 255, 0.2);
}

/* Add animated gradient overlay */
.learn-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg, 
        rgba(0, 217, 255, 0.03) 0%, 
        transparent 50%, 
        rgba(0, 255, 65, 0.03) 100%
    );
    pointer-events: none;
    z-index: 0;
}

/* Keep content centered and above overlay */
.learn-section > * {
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 40px;
    padding-right: 40px;
    position: relative;
    z-index: 1;
}

.learn-section h2 {
    color: var(--accent-cyan);
    font-size: 2.5rem;
    font-family: var(--font-orbitron);
    text-align: center;
    margin-bottom: 60px;
}

/* Info Item Cards - Icon at Top Center */
.info-item {
    background: rgba(15, 22, 40, 0.8);
    border: 1px solid rgba(0, 217, 255, 0.2);
    border-radius: 16px;
    padding: 40px 28px 28px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    animation: slideInUp 0.6s ease-out;
    position: relative;
    overflow: hidden;
    text-align: center;
    backdrop-filter: blur(8px);
}

/* Icon Container - Top Center */
.info-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(0, 217, 255, 0.15), rgba(0, 255, 65, 0.15));
    border: 2px solid rgba(0, 217, 255, 0.3);
    border-radius: 20px;
    font-size: 2rem;
    color: var(--accent-cyan);
    transition: all 0.4s ease;
}

.info-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-lime));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.info-item:hover {
    border-color: var(--accent-cyan);
    background: rgba(0, 217, 255, 0.12);
    transform: translateY(-8px);
    box-shadow: 
        0 12px 40px rgba(0, 217, 255, 0.25),
        0 0 60px rgba(0, 217, 255, 0.15);
}

.info-item:hover::before {
    opacity: 1;
}

.info-item:hover .info-icon {
    transform: scale(1.1) rotateY(180deg);
    background: linear-gradient(135deg, rgba(0, 217, 255, 0.25), rgba(0, 255, 65, 0.25));
    border-color: var(--accent-lime);
    box-shadow: 0 8px 30px rgba(0, 217, 255, 0.4);
}

.info-item h3 {
    color: var(--accent-cyan);
    margin-bottom: 16px;
    font-size: 1.2rem;
    font-weight: 700;
}

.info-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ============ STATS SECTION - NO BACKGROUND (PLAIN) ============ */
.stats-section {
    padding: 80px 0;
    margin: 0;
    width: 100vw;
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
    
    /* Plain background - no pattern */
    background: transparent;
    
    /* Ensure content is centered */
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Stats Grid - Full Width Centered */
.stats-section .stats-grid,
.stats-section > .stats-grid {
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
    padding: 0 40px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    position: relative;
    z-index: 1;
}

.stat-item {
    text-align: center;
    padding: 32px 24px;
    background: rgba(10, 14, 39, 0.6);
    border: 1px solid rgba(0, 255, 65, 0.2);
    border-radius: 12px;
    transition: all 0.3s ease;
    backdrop-filter: blur(8px);
}

.stat-item:hover {
    transform: translateY(-4px);
    background: rgba(0, 255, 65, 0.08);
    border-color: var(--accent-lime);
    box-shadow: 0 8px 30px rgba(0, 255, 65, 0.2);
}

/* ============ VIDEO DEMO - CIRCUIT FLOW PATTERN ============ */
.video-demo-section {
    width: 100vw;
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
    margin-top: 0;
    margin-bottom: 0;
    
    /* Dark base with circuit pattern */
    background-color: rgba(8, 12, 28, 0.95);
    background-image: 
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(0, 217, 255, 0.03) 2px,
            rgba(0, 217, 255, 0.03) 4px
        ),
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 2px,
            rgba(0, 217, 255, 0.03) 2px,
            rgba(0, 217, 255, 0.03) 4px
        );
    background-size: 30px 30px;
    
    border-top: 1px solid rgba(0, 217, 255, 0.4);
    border-bottom: 1px solid rgba(0, 217, 255, 0.4);
    
    box-shadow: 
        inset 0 2px 0 rgba(0, 217, 255, 0.2),
        inset 0 -2px 0 rgba(0, 217, 255, 0.2),
        0 0 100px rgba(0, 217, 255, 0.1);
}

.video-demo-section .video-demo-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    position: relative;
    z-index: 1;
}

/* ============ LSB VISUAL SECTION - NO BACKGROUND (PLAIN) ============ */
.lsb-visual-section {
    width: 100vw;
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
    
    /* Plain background - no pattern */
    background: transparent;
    
    padding: 100px 0;
    margin-top: 0;
    margin-bottom: 0;
}

.lsb-visual-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

/* Image on LEFT, Content on RIGHT */
.lsb-image {
    order: 1;
}

.lsb-content {
    order: 2;
}

/* Image fills more space, reduced gray border */
.lsb-image {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 217, 255, 0.2);
    border: 1px solid rgba(0, 217, 255, 0.3);
    background: rgba(10, 14, 39, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.lsb-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: 16px;
    
    /* Increase contrast */
    mix-blend-mode: screen;
    transition: all 0.4s ease;
}

.lsb-content h3 {
    color: var(--accent-cyan);
    font-size: 2rem;
    margin-bottom: 20px;
    font-family: var(--font-orbitron);
}

.lsb-content p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 16px;
}

/* Reduced line spacing in list */
.lsb-content ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.lsb-content ul li {
    color: var(--text-secondary);
    padding: 8px 0;
    font-size: 0.95rem;
    line-height: 1.5;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.lsb-content ul li i {
    color: var(--accent-lime);
    font-size: 0.9rem;
    margin-top: 4px;
    flex-shrink: 0;
}

.lsb-content ul li span {
    flex: 1;
}

/* ============ LIGHT THEME SUPPORT ============ */
[data-theme="light"] .tool-section {
    background-color: rgba(240, 245, 250, 0.95);
    background-image: 
        linear-gradient(rgba(0, 150, 200, 0.15) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 150, 200, 0.15) 1px, transparent 1px);
    border-color: rgba(0, 150, 200, 0.3);
}

[data-theme="light"] .learn-section {
    background-color: rgba(245, 248, 252, 0.95);
    background-image: 
        radial-gradient(circle, rgba(0, 150, 200, 0.12) 1px, transparent 1px),
        radial-gradient(circle, rgba(0, 180, 50, 0.08) 1px, transparent 1px);
    border-color: rgba(0, 150, 200, 0.3);
    box-shadow: 
        inset 0 1px 0 rgba(0, 150, 200, 0.2),
        inset 0 -1px 0 rgba(0, 150, 200, 0.2);
}

[data-theme="light"] .video-demo-section {
    background-color: rgba(235, 240, 245, 0.95);
    background-image: 
        repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0, 150, 200, 0.08) 2px, rgba(0, 150, 200, 0.08) 4px),
        repeating-linear-gradient(90deg, transparent, transparent 2px, rgba(0, 150, 200, 0.08) 2px, rgba(0, 150, 200, 0.08) 4px);
    border-color: rgba(0, 150, 200, 0.3);
}

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
    .tool-section > *,
    .learn-section > *,
    .section-inner {
        padding-left: 24px;
        padding-right: 24px;
    }
    
    .lsb-visual-container {
        padding: 0 24px;
        gap: 40px;
    }
    
    .stats-section .stats-grid,
    .stats-section > .stats-grid {
        padding: 0 24px;
        gap: 24px;
    }
}

@media (max-width: 768px) {
    .tool-section {
        padding: 60px 0;
        margin-top: 80px;
    }
    
    .learn-section {
        padding: 60px 0;
    }
    
    .stats-section {
        padding: 60px 0;
    }
    
    .lsb-visual-section {
        padding: 60px 0;
    }
    
    .lsb-visual-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .tool-section > *,
    .learn-section > *,
    .section-inner,
    .lsb-visual-container {
        padding-left: 16px;
        padding-right: 16px;
    }
    
    .tool-section .header h2,
    .learn-section h2 {
        font-size: 2rem;
    }
    
    .lsb-content h3 {
        font-size: 1.5rem;
    }
    
    .lsb-content ul li {
        padding: 6px 0;
    }
    
    .stats-section .stats-grid,
    .stats-section > .stats-grid {
        padding: 0 16px;
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .stats-section .stats-grid,
    .stats-section > .stats-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .info-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
        margin-bottom: 16px;
    }
    
    .info-item {
        padding: 32px 20px 20px;
    }
    
    .tool-section .header h2,
    .learn-section h2 {
        font-size: 1.75rem;
    }
}