/**
 * Tech-Onepager Styles - High-Conversion, Technology-Focused Design
 * System being built aesthetic - not marketing campaign
 */

/* ===== TECH BACKGROUND (disabled - replaced by hexCanvas) ===== */
.tech-background {
    display: none;
}

.grid-overlay,
.dot-pattern,
.gradient-overlay {
    display: none;
}

/* ===== HERO SECTION ===== */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 40px 60px;
    position: relative;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.hero-left {
    max-width: 600px;
    width: 100%;
}

.hero-headline {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.2;
    color: var(--primary-dark);
    margin-bottom: 24px;
    font-family: 'Montserrat', 'Segoe UI', system-ui, sans-serif;
}

.hero-subline {
    font-size: 1.25rem;
    line-height: 1.6;
    color: var(--primary-dark);
    margin-bottom: 20px;
    font-weight: 400;
    background: rgba(102, 187, 106, 0.6);
    padding: 16px 20px;
    padding-left: 20px;
    border-left: 3px solid var(--accent-teal);
    background: rgba(102, 187, 106, 0.6);
    border-radius: 0 8px 8px 0;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: inline-block;
}

.hero-proof {
    font-size: 1.1rem;
    color: var(--primary-dark);
    font-weight: 500;
    margin-bottom: 40px;
    padding: 12px 20px;
    border-left: 3px solid var(--accent-teal);
    background: rgba(102, 187, 106, 0.6);
    border-radius: 0 8px 8px 0;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: inline-block;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.cta-btn {
    padding: 16px 32px;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    text-decoration: none;
    display: inline-block;
    position: relative;
    overflow: hidden;
}

.cta-btn.primary {
    background: linear-gradient(135deg, var(--accent-green), var(--accent-teal));
    color: white;
    box-shadow: 0 4px 20px rgba(102, 187, 106, 0.3);
}

.cta-btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(102, 187, 106, 0.4);
}

.cta-btn.secondary {
    background: white;
    color: var(--primary-dark);
    border: 2px solid var(--primary-dark);
}

.cta-btn.secondary:hover {
    background: var(--primary-dark);
    color: white;
    transform: translateY(-2px);
}

/* ===== SYSTEM GRAPHIC ===== */
.hero-right {
    position: relative;
    height: 500px;
}

.system-graphic {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.3s ease;
}

.connections {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.data-points {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 2;
}

.node {
    position: absolute;
    background: rgba(255, 255, 255, 0.95);
    border: 2px solid var(--primary-mid);
    border-radius: 8px;
    padding: 4px;
    min-width: 40px;
    width: auto;
    height: auto;
    text-align: center;
    backdrop-filter: blur(15px);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    cursor: pointer;
    z-index: 3;
    box-shadow: 0 4px 20px rgba(79, 71, 71, 0.1);
    overflow: visible;
}

.node:hover {
    border-color: var(--accent-teal);
    box-shadow: 0 6px 25px rgba(38, 166, 154, 0.2);
    background: rgba(255, 255, 255, 0.98);
}

/* Specific hover effects for outer nodes - updated for circular layout */
.phone-node:hover {
    transform: translate(-50%, -50%) scale(1.05);
}

.chat-node:hover {
    transform: translate(50%, -50%) scale(1.05);
}

.crm-node:hover {
    transform: translate(50%, -50%) scale(1.05);
}

.ticket-node:hover {
    transform: translate(-50%, 50%) scale(1.05);
}

.team-node:hover {
    transform: translate(-50%, -50%) scale(1.05);
}

.central-node {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-green));
    color: white;
    border: none;
    border-radius: 25px;
    min-width: 140px;
    max-width: 160px;
    padding: 10px 20px;
    box-shadow: 0 8px 25px rgba(38, 166, 154, 0.4);
    z-index: 4;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.central-node::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: rotate(45deg);
    transition: all 0.6s ease;
    opacity: 0;
}

.central-node:hover::before {
    animation: shimmer 0.6s ease;
}

@keyframes shimmer {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); opacity: 0; }
    50% { opacity: 1; }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); opacity: 0; }
}

@keyframes nodePulse {
    0%, 100% { 
        transform: scale(1.08); 
        box-shadow: 0 8px 30px rgba(38, 166, 154, 0.25);
    }
    50% { 
        transform: scale(1.15); 
        box-shadow: 0 12px 40px rgba(38, 166, 154, 0.4);
    }
}

@keyframes centralNodePulse {
    0%, 100% { 
        transform: translate(-50%, -50%) scale(1.08); 
        box-shadow: 0 12px 35px rgba(38, 166, 154, 0.5);
    }
    50% { 
        transform: translate(-50%, -50%) scale(1.15); 
        box-shadow: 0 16px 45px rgba(38, 166, 154, 0.7);
    }
}

.central-node:hover {
    transform: translate(-50%, -50%);
    box-shadow: 0 8px 25px rgba(38, 166, 154, 0.4);
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-green));
}

/* Linear workflow layout - evenly spaced nodes */
.phone-node {
    top: 15%;
    left: 20%;
    transform: translate(-50%, -50%);
}

.chat-node {
    top: 15%;
    right: 20%;
    transform: translate(50%, -50%);
}

.crm-node {
    top: 50%;
    right: 15%;
    transform: translate(50%, -50%);
}

.ticket-node {
    bottom: 15%;
    left: 20%;
    transform: translate(-50%, 50%);
}

.team-node {
    top: 50%;
    left: 15%;
    transform: translate(-50%, -50%);
}

.central-node .node-content {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 8px;
}

.central-node .node-icon {
    font-size: 1.2rem;
    flex-shrink: 0;
}

.node .node-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.node .node-icon {
    font-size: 1.5rem;
}

.node-label {
    font-size: 0.85rem;
    font-weight: 600;
    line-height: 1.2;
}

.central-node .node-label {
    color: white;
}

.connections {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.connection-line {
    stroke: var(--accent-green);
    stroke-width: 2;
    fill: none;
    opacity: 0.6;
    stroke-dasharray: 5, 5; /* Dotted line pattern */
    stroke-linecap: round;
}

.connection-line:hover {
    opacity: 1;
    stroke-width: 3;
}

/* ===== SYSTEME SECTION ===== */
.systeme-section {
    padding: 100px 40px;
    background: transparent;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-headline {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    color: var(--primary-dark);
}

.systeme-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 40px;
    max-width: 1600px;
    margin: 0 auto;
}

.system-card {
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(79, 71, 71, 0.1);
    border-radius: 16px;
    padding: 40px;
    backdrop-filter: blur(20px);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    max-width: 900px;
}

.system-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-teal), var(--accent-green));
}

.system-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(79, 71, 71, 0.1);
    border-color: var(--accent-teal);
}

.system-visual {
    margin-bottom: 30px;
    min-height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

/* Enhanced Technical Flow Visuals */
.tech-flow {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.2rem;
    position: relative;
}

.flow-item {
    background: rgba(255, 255, 255, 0.9);
    border: 2px solid rgba(79, 71, 71, 0.2);
    border-radius: 10px;
    padding: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.flow-item:hover {
    border-color: var(--accent-teal);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(38, 166, 154, 0.15);
}

.flow-arrow {
    color: var(--primary-mid);
    font-weight: bold;
    font-size: 1.4rem;
    position: relative;
    z-index: 1;
}

.flow-arrow::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-teal), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.tech-flow:hover .flow-arrow::after {
    opacity: 1;
    animation: arrowFlow 1.5s ease-in-out infinite;
}

@keyframes arrowFlow {
    0% { transform: translate(-50%, -50%) scaleX(0); opacity: 0; }
    50% { transform: translate(-50%, -50%) scaleX(1); opacity: 1; }
    100% { transform: translate(-50%, -50%) scaleX(0); opacity: 0; }
}

/* Electric Workflow Animation */
.electric-workflow {
    position: relative;
    width: 100%;
    height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    max-width: 900px;
}

.workflow-svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

/* Background paths (always visible gray dashed lines) */
.background-paths {
    position: relative;
    z-index: 1;
}

/* Animated paths and borders (green overlay) */
.animated-paths, .node-borders {
    position: relative;
    z-index: 3;
}

.electric-path {
    opacity: 0;
    transition: all 0.3s ease;
    stroke-dashoffset: 150;
}

.electric-spark {
    filter: url(#glow);
    opacity: 0;
    transform: translate(0, 0);
}

.node-border {
    fill: none;
    stroke: rgba(79, 71, 71, 0.2);
    stroke-width: 2;
    stroke-dasharray: 200;
    stroke-dashoffset: 200;
    transition: all 0.3s ease;
}

.workflow-nodes {
    position: relative;
    z-index: 3;
    display: flex;
    width: 100%;
    height: 100%;
    justify-content: center;
    align-items: center;
}

.workflow-nodes .node {
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    background: rgba(79, 71, 71, 0.05);
    border: 1px solid rgba(79, 71, 71, 0.1);
    border-radius: 8px;
    padding: 12px 24px;
    min-width: 50px;
    transition: all 0.3s ease;
}

/* Exact coordinate positioning for mathematical alignment */
.workflow-nodes .node-1 {
    left: 50px;
    top: 125px;
    transform: translate(-50%, -50%);
}

.workflow-nodes .node-2 {
    left: 450px;
    top: 60px;
    transform: translate(-50%, -50%);
}

.workflow-nodes .node-3 {
    left: 450px;
    top: 190px;
    transform: translate(-50%, -50%);
}

.workflow-nodes .node-4 {
    left: 800px;
    top: 125px;
    transform: translate(-50%, -50%);
}

.workflow-nodes .node-5 {
    left: 880px;
    top: 125px;
    transform: translate(-50%, -50%);
}

/* Single Unified 12-Second Animation Timeline - Mathematical Precision */

/* Node 1: 0-8% border trace */
@keyframes node1Glow {
    0%, 8%, 100% { stroke-dashoffset: 200; stroke: rgba(79, 71, 71, 0.2); filter: none; }
    4% { stroke-dashoffset: 0; stroke: #00FF00; filter: drop-shadow(0 0 15px #00FF00); }
    8%, 100% { stroke-dashoffset: 0; stroke: rgba(0, 255, 0, 0.9); filter: drop-shadow(0 0 10px #00FF00); }
}

/* Path 1: 8-16% from Node 1 to Split Point */
@keyframes path1Glow {
    0%, 8%, 100% { opacity: 0; stroke-dashoffset: 150; }
    8%, 16% { opacity: 1; stroke-dashoffset: 0; filter: drop-shadow(0 0 12px #00FF00); }
    16%, 100% { opacity: 1; stroke-dashoffset: 0; }
}

/* Spark 1: 8-16% moves along Path 1 (stroke-dasharray trail) */
@keyframes spark1Move {
    0%, 8%, 16%, 100% { opacity: 0; }
    12% { opacity: 1; transform: translate(125px, 125px); }
    16% { opacity: 0; transform: translate(200px, 125px); }
}

/* Nodes 2&3: 16-35% border trace (parallel with paths) */
@keyframes node2Glow {
    0%, 16%, 35%, 100% { stroke-dashoffset: 200; stroke: rgba(79, 71, 71, 0.2); filter: none; }
    25% { stroke-dashoffset: 0; stroke: #00FF00; filter: drop-shadow(0 0 15px #00FF00); }
    35%, 100% { stroke-dashoffset: 0; stroke: rgba(0, 255, 0, 0.9); filter: drop-shadow(0 0 10px #00FF00); }
}

@keyframes node3Glow {
    0%, 16%, 35%, 100% { stroke-dashoffset: 200; stroke: rgba(79, 71, 71, 0.2); filter: none; }
    25% { stroke-dashoffset: 0; stroke: #00FF00; filter: drop-shadow(0 0 15px #00FF00); }
    35%, 100% { stroke-dashoffset: 0; stroke: rgba(0, 255, 0, 0.9); filter: drop-shadow(0 0 10px #00FF00); }
}

/* Paths 2a&2b: 16-35% from Split Point to Nodes 2&3 (parallel with borders) */
@keyframes path2Glow {
    0%, 16%, 35%, 100% { opacity: 0; stroke-dashoffset: 265; }
    16%, 35% { opacity: 1; stroke-dashoffset: 0; filter: drop-shadow(0 0 12px #00FF00); }
    35%, 100% { opacity: 1; stroke-dashoffset: 0; }
}

/* Sparks 2a&2b: 16-35% move along Paths 2a&2b (stroke-dasharray trail) */
@keyframes spark2aMove {
    0%, 16%, 35%, 100% { opacity: 0; }
    20% { opacity: 1; transform: translate(200px, 125px); }
    27% { opacity: 1; transform: translate(325px, 60px); }
    35% { opacity: 0; transform: translate(450px, 60px); }
}

@keyframes spark2bMove {
    0%, 16%, 35%, 100% { opacity: 0; }
    20% { opacity: 1; transform: translate(200px, 125px); }
    27% { opacity: 1; transform: translate(325px, 190px); }
    35% { opacity: 0; transform: translate(450px, 190px); }
}

/* Paths 3a&3b: 35-50% from Nodes 2&3 to Merge Point */
@keyframes path3Glow {
    0%, 35%, 50%, 100% { opacity: 0; stroke-dashoffset: 315; }
    35%, 50% { opacity: 1; stroke-dashoffset: 0; filter: drop-shadow(0 0 12px #00FF00); }
    50%, 100% { opacity: 1; stroke-dashoffset: 0; }
}

/* Sparks 3a&3b: 35-50% move along Paths 3a&3b (stroke-dasharray trail) */
@keyframes spark3aMove {
    0%, 35%, 50%, 100% { opacity: 0; }
    40% { opacity: 1; transform: translate(450px, 60px); }
    45% { opacity: 1; transform: translate(575px, 60px); }
    50% { opacity: 0; transform: translate(700px, 125px); }
}

@keyframes spark3bMove {
    0%, 35%, 50%, 100% { opacity: 0; }
    40% { opacity: 1; transform: translate(450px, 190px); }
    45% { opacity: 1; transform: translate(575px, 190px); }
    50% { opacity: 0; transform: translate(700px, 125px); }
}

/* Node 4: 50-65% border trace */
@keyframes node4Glow {
    0%, 50%, 65%, 100% { stroke-dashoffset: 200; stroke: rgba(79, 71, 71, 0.2); filter: none; }
    57% { stroke-dashoffset: 0; stroke: #00FF00; filter: drop-shadow(0 0 15px #00FF00); }
    65%, 100% { stroke-dashoffset: 0; stroke: rgba(0, 255, 0, 0.9); filter: drop-shadow(0 0 10px #00FF00); }
}

/* Path 4: 65-75% from Merge Point to Node 4 */
@keyframes path4Glow {
    0%, 65%, 75%, 100% { opacity: 0; stroke-dashoffset: 100; }
    65%, 75% { opacity: 1; stroke-dashoffset: 0; filter: drop-shadow(0 0 12px #00FF00); }
    75%, 100% { opacity: 1; stroke-dashoffset: 0; }
}

/* Spark 4: 65-75% moves along Path 4 (stroke-dasharray trail) */
@keyframes spark4Move {
    0%, 65%, 75%, 100% { opacity: 0; }
    70% { opacity: 1; transform: translate(700px, 125px); }
    75% { opacity: 0; transform: translate(800px, 125px); }
}

/* Path 5: 75-90% from Node 4 to Node 5 */
@keyframes path5Glow {
    0%, 75%, 90%, 100% { opacity: 0; stroke-dashoffset: 80; }
    75%, 90% { opacity: 1; stroke-dashoffset: 0; filter: drop-shadow(0 0 12px #00FF00); }
    90%, 100% { opacity: 1; stroke-dashoffset: 0; }
}

/* Spark 5: 75-90% moves along Path 5 (stroke-dasharray trail) */
@keyframes spark5Move {
    0%, 75%, 90%, 100% { opacity: 0; }
    82% { opacity: 1; transform: translate(800px, 125px); }
    90% { opacity: 0; transform: translate(880px, 125px); }
}

/* Node 5: 75-90% border trace */
@keyframes node5Glow {
    0%, 75%, 90%, 100% { stroke-dashoffset: 200; stroke: rgba(79, 71, 71, 0.2); filter: none; }
    82% { stroke-dashoffset: 0; stroke: #00FF00; filter: drop-shadow(0 0 15px #00FF00); }
    90%, 100% { stroke-dashoffset: 0; stroke: rgba(0, 255, 0, 0.9); filter: drop-shadow(0 0 10px #00FF00); }
}

/* Apply unified 12-second animations to all elements */
#node1-border { animation: node1Glow 12s infinite; }
#path1 { animation: path1Glow 12s infinite; }
#spark1 { animation: spark1Move 12s infinite; }

#node2-border { animation: node2Glow 12s infinite; }
#node3-border { animation: node3Glow 12s infinite; }
#path2a, #path2b { animation: path2Glow 12s infinite; }
#spark2a { animation: spark2aMove 12s infinite; }
#spark2b { animation: spark2bMove 12s infinite; }

#path3a, #path3b { animation: path3Glow 12s infinite; }
#spark3a { animation: spark3aMove 12s infinite; }
#spark3b { animation: spark3bMove 12s infinite; }

#node4-border { animation: node4Glow 12s infinite; }
#path4 { animation: path4Glow 12s infinite; }
#spark4 { animation: spark4Move 12s infinite; }

#node5-border { animation: node5Glow 12s infinite; }
#path5 { animation: path5Glow 12s infinite; }
#spark5 { animation: spark5Move 12s infinite; }

/* Node Tooltip Styles */
.node-tooltip {
    position: absolute;
    background: rgba(79, 71, 71, 0.95);
    color: var(--primary-light);
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 14px;
    line-height: 1.4;
    max-width: 280px;
    z-index: 1000;
    pointer-events: none;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(79, 71, 71, 0.3);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.node-tooltip.show {
    opacity: 1;
    transform: translateY(0);
}

.node-tooltip::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 6px solid rgba(79, 71, 71, 0.95);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .electric-workflow {
        height: 220px;
    }
    
    .workflow-nodes .node {
        font-size: 1.2rem;
        padding: 8px 16px;
        min-width: 40px;
    }
    
    .node-tooltip {
        font-size: 12px;
        max-width: 220px;
        padding: 10px 12px;
    }
    
    .workflow-nodes .node-1 { left: 5%; }
    .workflow-nodes .node-2 { left: 35%; top: 20%; }
    .workflow-nodes .node-3 { left: 35%; top: 80%; }
    .workflow-nodes .node-4 { left: 65%; }
    .workflow-nodes .node-5 { left: 85%; }
}

/* Phone System Visual - OLD STYLES (overridden by .phone-workflow) */
.phone-system:not(.phone-workflow) {
    position: relative;
    width: 100%;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.phone-icon {
    width: 35px;
    height: 35px;
    background: linear-gradient(135deg, var(--primary-mid), var(--primary-dark));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1rem;
    position: relative;
}

.phone-icon::after {
    content: '';
    position: absolute;
    top: -5px;
    right: -5px;
    width: 12px;
    height: 12px;
    background: var(--accent-green);
    border-radius: 50%;
    /* animation: pulse 2s infinite; */
}

.waveform {
    flex: 1;
    height: 25px;
    margin: 0 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.waveform-bar {
    width: 3px;
    height: 8px;
    background: var(--accent-teal);
    margin: 0 2px;
    border-radius: 2px;
    animation: wave 1s ease-in-out infinite;
}

.waveform-bar:nth-child(2) { animation-delay: 0.1s; height: 12px; }
.waveform-bar:nth-child(3) { animation-delay: 0.2s; height: 16px; }
.waveform-bar:nth-child(4) { animation-delay: 0.3s; height: 20px; }
.waveform-bar:nth-child(5) { animation-delay: 0.4s; height: 16px; }
.waveform-bar:nth-child(6) { animation-delay: 0.5s; height: 12px; }
.waveform-bar:nth-child(7) { animation-delay: 0.6s; height: 8px; }

@keyframes wave {
    0%, 100% { transform: scaleY(1); }
    50% { transform: scaleY(1.5); }
}

.ki-processor {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-green));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    position: relative;
    box-shadow: 0 4px 15px rgba(38, 166, 154, 0.3);
}

.ki-processor::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    border: 2px solid rgba(38, 166, 154, 0.3);
    border-radius: 17px;
    /* animation: rotate 3s linear infinite; */
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.crm-output {
    width: 35px;
    height: 35px;
    background: rgba(79, 71, 71, 0.1);
    border: 2px solid var(--primary-mid);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-dark);
    font-size: 1rem;
    position: relative;
}

.crm-output::after {
    content: '✓';
    position: absolute;
    bottom: -8px;
    right: -8px;
    width: 20px;
    height: 20px;
    background: var(--accent-green);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: bold;
}

/* Chat System Visual - OLD STYLES (overridden by .chat-workflow) */
.chat-system:not(.chat-workflow) {
    position: relative;
    width: 100%;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.website-input {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-mid), var(--primary-dark));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    position: relative;
}

.website-input::after {
    content: '';
    position: absolute;
    top: -5px;
    right: -5px;
    width: 12px;
    height: 12px;
    background: var(--accent-green);
    border-radius: 50%;
    /* animation: pulse 2s infinite; */
}

.category-output {
    width: 50px;
    height: 50px;
    background: rgba(102, 187, 106, 0.3);
    border: 2px solid var(--accent-green);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-green);
    font-size: 1.3rem;
    position: relative;
}

.category-output::after {
    content: '✓';
    position: absolute;
    bottom: -8px;
    right: -8px;
    width: 20px;
    height: 20px;
    background: var(--accent-green);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: bold;
}

.human-output {
    width: 50px;
    height: 50px;
    background: rgba(79, 71, 71, 0.1);
    border: 2px solid var(--primary-mid);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-dark);
    font-size: 1.3rem;
    position: relative;
}

/* Internal System Visual */
.internal-system {
    position: relative;
    width: 100%;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.search-input {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-mid), var(--primary-dark));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    position: relative;
}

.search-input::after {
    content: '';
    position: absolute;
    top: -5px;
    right: -5px;
    width: 12px;
    height: 12px;
    background: var(--accent-green);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.documents-cloud {
    width: 50px;
    height: 50px;
    background: rgba(79, 71, 71, 0.1);
    border: 2px solid var(--primary-mid);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-dark);
    font-size: 1.3rem;
    position: relative;
}

.documents-cloud::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    border: 1px dashed rgba(79, 71, 71, 0.3);
    border-radius: 50%;
    /* animation: rotate 4s linear infinite; */
}

.answer-output {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.2), rgba(255, 152, 0, 0.2));
    border: 2px solid rgba(255, 193, 7, 0.5);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 193, 7, 0.8);
    font-size: 1.3rem;
    position: relative;
    box-shadow: 0 0 20px rgba(255, 193, 7, 0.2);
}

.answer-output::after {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    background: radial-gradient(circle, rgba(255, 193, 7, 0.3), transparent);
    border-radius: 50%;
    /* animation: glow 2s ease-in-out infinite; */
}

@keyframes glow {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.2); opacity: 0.8; }
}

/* ===== INTERNAL WORKFLOW - SVG ANIMATED FLOW ===== */
.internal-workflow {
    position: relative;
    width: 100%;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.internal-workflow-svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.internal-nodes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}

.int-node {
    position: absolute;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.95);
    border: 2px solid var(--primary-mid);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    pointer-events: auto;
}

.int-node svg {
    width: 22px;
    height: 22px;
}

/* Node positions - matching SVG viewBox 320x120, centered on node boxes */
.int-node-1 { left: 4.7%; top: 50%; transform: translate(0, -50%); }
.int-node-2 { left: 42.2%; top: 8.3%; transform: translate(0, 0); }
.int-node-3 { left: 42.2%; top: 58.3%; transform: translate(0, 0); }
.int-node-4 { left: 67.2%; top: 50%; transform: translate(0, -50%); }
.int-node-5 { left: 86%; top: 50%; transform: translate(0, -50%); }

/* Node border styling for SVG - hidden (no animation) */
.int-node-border {
    display: none;
}

/* Glow path styling - hidden (no animation) */
.int-glow-path {
    display: none;
}

/* ===== UNIFIED WORKFLOW STYLES (Phone, Chat, Internal) ===== */
.phone-workflow,
.chat-workflow {
    position: relative;
    width: 100%;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.workflow-svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.workflow-nodes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}

.wf-node {
    position: absolute;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.95);
    border: 2px solid var(--primary-mid);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    pointer-events: auto;
}

.wf-node svg {
    width: 22px;
    height: 22px;
}

/* Linear 4-node workflow positions (Phone & Chat) - viewBox 280x120 */
/* Nodes at x: 10, 90, 170, 250 (center of 40px boxes) */
.wf-node-1 { left: 3.6%; top: 50%; transform: translate(0, -50%); }
.wf-node-2 { left: 32.1%; top: 50%; transform: translate(0, -50%); }
.wf-node-3 { left: 60.7%; top: 50%; transform: translate(0, -50%); }
.wf-node-4 { left: 82.1%; top: 50%; transform: translate(0, -50%); }

/* Responsive adjustments for workflow */
@media (max-width: 768px) {
    .phone-workflow,
    .chat-workflow {
        height: 100px;
    }
    
    .wf-node {
        width: 32px;
        height: 32px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .phone-workflow,
    .chat-workflow {
        height: 90px;
    }
    
    .wf-node {
        width: 28px;
        height: 28px;
        font-size: 0.9rem;
        border-radius: 6px;
    }
}

/* Responsive adjustments for internal workflow */
@media (max-width: 768px) {
    .internal-workflow {
        height: 100px;
    }
    
    .int-node {
        width: 32px;
        height: 32px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .internal-workflow {
        height: 90px;
    }
    
    .int-node {
        width: 28px;
        height: 28px;
        font-size: 0.9rem;
        border-radius: 6px;
    }
}

.chat-message {
    background: transparent;
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 10px;
    font-size: 0.9rem;
}

.chat-message.user {
    background: transparent;
}

.chat-message.ai {
    background: transparent;
}

.chat-label {
    background: var(--accent-teal);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 10px;
    display: inline-block;
}

.data-card {
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid rgba(79, 71, 71, 0.1);
    border-radius: 8px;
    padding: 12px;
    margin-top: 10px;
}

.card-field {
    font-size: 0.85rem;
    color: var(--primary-mid);
    margin-bottom: 4px;
}

.search-flow {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    max-width: 300px;
}

.search-field {
    background: rgba(79, 71, 71, 0.05);
    border: 1px solid rgba(79, 71, 71, 0.1);
    border-radius: 8px;
    padding: 12px;
    width: 100%;
    text-align: center;
    font-size: 0.9rem;
}

.documents {
    font-size: 1.5rem;
}

.answer-card {
    background: rgba(102, 187, 106, 0.2);
    border: 1px solid var(--accent-green);
    border-radius: 8px;
    padding: 12px;
    width: 100%;
    text-align: center;
    font-weight: 600;
    color: var(--primary-dark);
}

.system-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--primary-dark);
}

.system-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.what-it-does h4,
.result h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--primary-dark);
}

.what-it-does ul,
.result ul {
    list-style: none;
    padding: 0;
}

.what-it-does li,
.result li {
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 8px;
    padding-left: 20px;
    position: relative;
}

.what-it-does li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-mid);
}

.result li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-green);
    font-weight: bold;
}

/* ===== QUALIFICATION SECTION ===== */
.qualification-section {
    padding: 100px 40px;
    background: transparent;
}

.qualification-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    max-width: 1200px;
    margin: 0 auto;
}

.qual-left {
    background: linear-gradient(135deg, rgba(244, 67, 54, 0.3), rgba(244, 67, 54, 0.2));
    border: 2px solid rgba(244, 67, 54, 0.4);
    border-radius: 20px;
    padding: 40px;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(15px);
    transition: all 0.3s ease;
}

.qual-left::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, rgba(244, 67, 54, 0.6), rgba(244, 67, 54, 0.2));
}

.qual-left:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(244, 67, 54, 0.15);
    border-color: rgba(244, 67, 54, 0.3);
}

.qual-right {
    background: linear-gradient(135deg, rgba(102, 187, 106, 0.3), rgba(102, 187, 106, 0.2));
    border: 2px solid rgba(102, 187, 106, 0.4);
    border-radius: 20px;
    padding: 40px;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(15px);
    transition: all 0.3s ease;
}

.qual-right::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, rgba(102, 187, 106, 0.6), rgba(102, 187, 106, 0.2));
}

.qual-right:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(102, 187, 106, 0.15);
    border-color: rgba(102, 187, 106, 0.3);
}

.qualification-grid h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 30px;
    color: var(--primary-dark);
}

.qual-list {
    list-style: none;
    padding: 0;
}

.qual-item {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
    font-size: 1rem;
    line-height: 1.5;
}

.qual-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
    position: relative;
    transition: all 0.3s ease;
}

.qual-icon.chaos {
    background: linear-gradient(135deg, rgba(244, 67, 54, 0.3), rgba(244, 67, 54, 0.2));
    border: 2px solid rgba(244, 67, 54, 0.4);
    position: relative;
}

.qual-icon.chaos::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    background: rgba(244, 67, 54, 0.2);
    border-radius: 4px;
    transform: translate(-50%, -50%) rotate(45deg);
}

.qual-icon.chaos::after {
    content: '✕';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: rgba(244, 67, 54, 0.6);
    font-size: 1rem;
    font-weight: bold;
}

.qual-icon.check {
    background: linear-gradient(135deg, rgba(102, 187, 106, 0.3), rgba(102, 187, 106, 0.2));
    border: 2px solid rgba(102, 187, 106, 0.4);
    color: #4CAF50;
    font-weight: bold;
    position: relative;
}

.qual-icon.check::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 24px;
    height: 24px;
    background: rgba(102, 187, 106, 0.2);
    border-radius: 50%;
    animation: checkPulse 2s ease-in-out infinite;
}

@keyframes checkPulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.3; }
    50% { transform: translate(-50%, -50%) scale(1.3); opacity: 0.6; }
}

/* ===== PROCESS SECTION ===== */
.process-section {
    padding: 100px 40px;
    background: transparent;
    position: relative;
    overflow: hidden;
}

.process-line {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin-bottom: 60px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 2;
}

.process-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    position: relative;
    z-index: 3;
}

.step-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: white;
    border: 3px solid var(--primary-mid);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-mid);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(79, 71, 71, 0.1);
}

.step-circle::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, var(--accent-teal), var(--accent-green));
    border-radius: 50%;
    transition: all 0.4s ease;
    z-index: -1;
}

.step-circle.active {
    background: var(--accent-teal);
    border-color: var(--accent-teal);
    color: white;
    box-shadow: 0 12px 40px rgba(38, 166, 154, 0.4);
    transform: scale(1.1);
}

.step-circle.active::before {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.3;
}

.step-circle:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 25px rgba(79, 71, 71, 0.15);
}

.step-circle.active:hover {
    transform: scale(1.15);
    box-shadow: 0 15px 45px rgba(38, 166, 154, 0.5);
}

.step-label {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-dark);
    transition: all 0.3s ease;
    opacity: 0.7;
}

.step-circle.active + .step-label {
    opacity: 1;
    color: var(--accent-teal);
    font-weight: 700;
}

.process-connector {
    width: 100px;
    height: 3px;
    background: var(--primary-mid);
    opacity: 0.3;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.process-connector::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, var(--accent-teal), transparent);
    transition: all 0.4s ease;
}

.process-connector.active {
    background: var(--accent-teal);
    opacity: 1;
    height: 4px;
    box-shadow: 0 0 10px rgba(38, 166, 154, 0.3);
}

.process-connector.active::before {
    left: 100%;
    transition: left 0.8s ease;
}

.process-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.step-detail {
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(79, 71, 71, 0.1);
    border-radius: 20px;
    padding: 30px;
    backdrop-filter: blur(20px);
    opacity: 0.3;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
    transform: translateY(20px);
}

.step-detail::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-teal), var(--accent-green));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.step-detail.active {
    opacity: 1;
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(79, 71, 71, 0.15);
    border-color: var(--accent-teal);
}

.step-detail.active::before {
    transform: scaleX(1);
}

.step-detail:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px rgba(79, 71, 71, 0.2);
}

.step-detail.active:hover {
    transform: translateY(-12px);
    box-shadow: 0 30px 60px rgba(38, 166, 154, 0.25);
}

.step-detail h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--primary-dark);
}

.step-detail p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--primary-mid);
}

/* ===== ERGEBNISSE SECTION ===== */
.results-section {
    padding: 100px 40px;
    background: transparent;
    position: relative;
    overflow: hidden;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.data-card {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(25px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    padding: 35px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(79, 71, 71, 0.1);
}

.data-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.6), 
        transparent);
}

.data-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.data-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 25px 60px rgba(79, 71, 71, 0.15);
    border-color: rgba(38, 166, 154, 0.3);
    background: rgba(255, 255, 255, 0.35);
}

.data-card:hover::after {
    opacity: 1;
}

.card-metric {
    font-size: 3.2rem;
    font-weight: 800;
    color: var(--accent-teal);
    margin-bottom: 15px;
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    display: inline-block;
    transition: all 0.3s ease;
}

.card-metric::before {
    content: attr(data-metric);
    position: absolute;
    top: 0;
    left: 0;
    background: linear-gradient(135deg, var(--accent-green), var(--accent-teal));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.data-card:hover .card-metric::before {
    opacity: 1;
}

.card-label {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 10px;
    transition: color 0.3s ease;
}

.data-card:hover .card-label {
    color: var(--accent-teal);
}

.card-detail {
    font-size: 0.95rem;
    color: var(--primary-mid);
    line-height: 1.5;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.data-card:hover .card-detail {
    opacity: 1;
}

/* ===== INTERACTION SECTION ===== */
.interaction-section {
    padding: 100px 40px;
    background: transparent;
    position: relative;
    overflow: hidden;
}

.interaction-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.interaction-card {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(79, 71, 71, 0.1);
    border-radius: 24px;
    padding: 45px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(20px);
    box-shadow: 0 8px 32px rgba(79, 71, 71, 0.1);
}

.interaction-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-teal), var(--accent-green));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.interaction-card:hover {
    transform: translateY(-16px) scale(1.02);
    box-shadow: 0 30px 70px rgba(79, 71, 71, 0.2);
    border-color: var(--accent-teal);
    background: rgba(255, 255, 255, 0.95);
}

.interaction-card:hover::before {
    transform: scaleX(1);
}

.card-visual {
    margin-bottom: 35px;
    height: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.microphone {
    position: relative;
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-green));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 0 8px 30px rgba(38, 166, 154, 0.3);
    overflow: hidden;
}

.microphone::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: rotate(45deg);
    transition: all 0.6s ease;
    opacity: 0;
}

.microphone:hover {
    transform: scale(1.15);
    box-shadow: 0 15px 50px rgba(38, 166, 154, 0.5);
}

.microphone:hover::before {
    animation: shimmer 0.6s ease;
}

.mic-icon {
    font-size: 2.2rem;
    color: white;
    position: relative;
    z-index: 2;
    transition: transform 0.3s ease;
}

.microphone:hover .mic-icon {
    transform: scale(1.1);
}

.pulse-ring {
    position: absolute;
    top: -15px;
    left: -15px;
    right: -15px;
    bottom: -15px;
    border: 3px solid var(--accent-teal);
    border-radius: 50%;
    animation: pulse 2s infinite;
    opacity: 0;
}

.microphone:hover .pulse-ring {
    animation: pulse 1s infinite;
}

.microphone:active .pulse-ring {
    animation: pulseRapid 0.5s infinite;
}

@keyframes pulseRapid {
    0% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.2); opacity: 0.4; }
    100% { transform: scale(1); opacity: 0.8; }
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 0.8;
    }
    100% {
        transform: scale(1.3);
        opacity: 0;
    }
}

.chat-window {
    background: white;
    border: 2px solid rgba(79, 71, 71, 0.1);
    border-radius: 16px;
    width: 320px;
    height: 400px !important;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(79, 71, 71, 0.1);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.interaction-card:hover .chat-window {
    transform: scale(1.05);
    box-shadow: 0 12px 35px rgba(79, 71, 71, 0.15);
    border-color: var(--accent-teal);
}

.chat-header {
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-green));
    color: white;
    padding: 14px 18px;
    font-weight: 600;
    text-align: center;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
    min-height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.8s ease;
}

.interaction-card:hover .chat-header::before {
    left: 100%;
}

.chat-messages {
    padding: 25px;
    flex: 1;
    overflow-y: auto !important;
    max-height: 300px !important;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    background: transparent;
    min-height: 0;
}

/* Chat message styling */
.chat-message {
    width: 100%;
    margin-bottom: 12px;
    display: flex;
    flex-direction: column;
    background: transparent;
}

.chat-message.user {
    align-items: flex-end;
    justify-content: flex-end;
}

.chat-message.ki {
    align-items: flex-start;
    justify-content: flex-start;
}

.message-content {
    background: transparent;
    padding: 12px 16px;
    border-radius: 16px;
    box-shadow: none;
    max-width: 80%;
    word-wrap: break-word;
    line-height: 1.4;
    display: inline-block;
    text-align: left;
}

.chat-message.user .message-content {
    background: var(--accent-green);
    color: white;
}

.chat-message.ki .message-content {
    background: var(--accent-green);
    color: white;
    border-left: none;
}

.message-time {
    font-size: 11px;
    color: var(--primary-mid);
    margin-top: 4px;
    opacity: 0.7;
}

/* Custom scrollbar for chat messages */
.chat-messages::-webkit-scrollbar {
    width: 6px;
}

.chat-messages::-webkit-scrollbar-track {
    background: rgba(79, 71, 71, 0.1);
    border-radius: 3px;
}

.chat-messages::-webkit-scrollbar-thumb {
    background: rgba(79, 71, 71, 0.3);
    border-radius: 3px;
}

.chat-messages::-webkit-scrollbar-thumb:hover {
    background: rgba(79, 71, 71, 0.5);
}

/* Chat input container styling */
.chat-input-container {
    display: flex;
    gap: 10px;
    align-items: center;
    padding: 15px 20px;
    background: white;
    border-top: 1px solid rgba(79, 71, 71, 0.1);
    flex-shrink: 0;
    min-height: 60px;
}

.chat-input {
    flex: 1;
    border: 1px solid rgba(79, 71, 71, 0.2);
    border-radius: 25px;
    padding: 12px 16px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.3s ease;
    background: rgba(255, 255, 255, 0.8);
}

.chat-input:focus {
    border-color: var(--accent-teal);
    background: white;
}

.chat-input-container .interaction-btn {
    flex-shrink: 0;
    padding: 12px 20px;
    font-size: 14px;
}

.chat-send {
    background: var(--accent-teal);
    color: white;
    border: none;
    border-radius: 50%;
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    flex-shrink: 0;
    padding: 0;
    margin-left: 10px;
    box-shadow: 0 2px 8px rgba(38, 166, 154, 0.3);
}

.chat-send:hover {
    background: #1e8e82;
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(38, 166, 154, 0.4);
}

.chat-send:active {
    transform: scale(0.95);
}

.chat-send img {
    width: 64px;
    height: 64px;
    filter: brightness(0) invert(1);
    object-fit: contain;
}

.interaction-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--primary-dark);
}

.interaction-card p {
    font-size: 1rem;
    line-height: 1.5;
    color: var(--primary-mid);
    margin-bottom: 24px;
}

.interaction-btn {
    padding: 14px 28px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.interaction-btn.primary {
    background: linear-gradient(135deg, var(--accent-green), var(--accent-teal));
    color: white;
    box-shadow: 0 4px 20px rgba(102, 187, 106, 0.3);
}

.interaction-btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(102, 187, 106, 0.4);
}

.interaction-btn.secondary {
    background: white;
    color: var(--primary-dark);
    border: 2px solid var(--primary-dark);
}

.interaction-btn.secondary:hover {
    background: var(--primary-dark);
    color: white;
    transform: translateY(-2px);
}

/* ===== RESPONSIVE DESIGN ===== */

/* Ultra-wide monitors (16:9, 16:10 - 1920px+) */
@media (min-width: 1920px) {
    .hero-container {
        max-width: 1600px;
        gap: 100px;
    }
    
    .hero-headline {
        font-size: 4rem;
    }
    
    .hero-subline,
    .hero-proof {
        font-size: 1.4rem;
    }
    
    .hero-right {
        height: 600px;
    }
    
    .system-graphic {
        transform: scale(1.1);
    }
    
    .node {
        min-width: 140px;
        padding: 20px;
    }
    
    .central-node {
        min-width: 160px;
        max-width: 180px;
        padding: 12px 24px;
    }
    
    .section-headline {
        font-size: 3rem;
    }
    
    .systeme-grid {
        gap: 50px;
        max-width: 1800px;
    }
    
    .system-card {
        padding: 50px;
    }
    
    .results-grid {
        max-width: 1400px;
    }
    
    .data-card {
        padding: 45px;
    }
    
    .card-metric {
        font-size: 4rem;
    }
}

/* Extra large screens (2560px+) */
@media (min-width: 2560px) {
    .hero-container {
        max-width: 2000px;
        gap: 120px;
    }
    
    .hero-headline {
        font-size: 4.5rem;
    }
    
    .hero-right {
        height: 700px;
    }
    
    .system-graphic {
        transform: scale(1.2);
    }
    
    .container {
        max-width: 1800px;
    }
    
    .systeme-grid {
        max-width: 2200px;
    }
}

/* Common laptop resolutions (1366x768, 1440x900) */
@media (max-width: 1440px) and (min-width: 1025px) {
    .hero-container {
        max-width: 1100px;
        gap: 30px;
    }
    
    .hero-right {
        height: 360px;
        max-width: 520px;
        overflow: hidden;
        position: relative;
    }
    
    .system-graphic {
        max-width: 100%;
        height: 100%;
        transform: scale(0.8);
        transform-origin: center center;
        overflow: hidden;
    }
    
    .hero-headline {
        font-size: clamp(2rem, 3.2vw, 2.8rem);
    }
    
    .hero-subline,
    .hero-proof {
        font-size: 1rem;
    }
    
    .node {
        min-width: 65px;
        padding: 5px;
        font-size: 0.8rem;
    }
    
    .central-node {
        min-width: 100px;
        max-width: 120px;
        font-size: 0.85rem;
    }
    
    .node-icon {
        width: 22px !important;
        height: 22px !important;
    }
    
    .node-metrics {
        font-size: 0.7rem;
    }
}

/* 4:3 and portrait-ish aspect ratio handling */
@media (max-aspect-ratio: 4/3) and (min-width: 769px) {
    .hero-section {
        min-height: auto;
        padding-top: 100px;
        padding-bottom: 40px;
    }
    
    .hero-container {
        gap: 30px;
    }
    
    .hero-right {
        height: 380px;
    }
}

@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    
    .hero-left {
        max-width: 100%;
    }
    
    .hero-right {
        height: 350px;
        order: -1;
        max-width: 500px;
        margin: 0 auto;
        width: 100%;
        overflow: hidden;
        position: relative;
    }
    
    .system-graphic {
        max-width: 100%;
        height: 100%;
        transform: scale(0.75);
        transform-origin: center center;
        overflow: hidden;
    }
    
    .system-details {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .qualification-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .interaction-cards {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero-section {
        padding: 90px 15px 30px;
        min-height: auto;
    }

    .hero-headline {
        font-size: 1.6rem;
        line-height: 1.3;
        margin-bottom: 16px;
    }

    .hero-subline {
        display: block;
        font-size: 0.95rem;
        padding: 12px 14px;
        margin-bottom: 12px;
        width: 100%;
        box-sizing: border-box;
    }

    .hero-proof {
        display: block;
        font-size: 0.9rem;
        padding: 10px 14px;
        margin-bottom: 20px;
        width: 100%;
        box-sizing: border-box;
    }

    .hero-buttons {
        justify-content: center;
        gap: 12px;
    }

    .cta-btn {
        padding: 12px 20px;
        font-size: 0.95rem;
    }
    
    .systeme-section,
    .qualification-section,
    .process-section,
    .results-section,
    .interaction-section {
        padding: 40px 15px;
    }
    
    .section-headline {
        font-size: 1.6rem;
    }
    
    /* Keep systeme-grid layout consistent across all devices - no layout changes needed */
    
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .process-line {
        flex-direction: column;
        gap: 15px;
    }
    
    .process-connector {
        width: 3px;
        height: 40px;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 25px;
        text-align: center;
    }
    
    /* Hero right (system graphic) comes AFTER hero left (text) on mobile */
    .hero-right {
        height: 350px;
        margin-top: 10px;
        order: 1;
        max-width: 100%;
        overflow: hidden;
    }
    
    .hero-left {
        order: 0;
    }
    
    .system-graphic {
        transform: scale(0.75);
        transform-origin: center center;
        width: 100%;
        margin-left: 0;
    }
    
    .central-node {
        min-width: 110px;
        max-width: 130px;
        padding: 8px 14px;
        border-radius: 18px;
    }
    
    .central-node .node-icon {
        font-size: 1.1rem;
    }
    
    .central-node .node-label {
        font-size: 0.75rem;
    }
    
    .node {
        min-width: 70px;
        padding: 8px;
        font-size: 0.8rem;
    }
    
    .node-icon {
        font-size: 1.2rem;
    }
    
    .node .node-icon img {
        width: 36px !important;
        height: 36px !important;
    }
    
    .node-label {
        font-size: 0.7rem;
    }
    
    /* Keep consistent grid layout - no absolute positioning needed */
}

/* Extra small screens */
@media (max-width: 480px) {
    .hero-section {
        padding: 80px 10px 20px;
    }
    
    .hero-headline {
        font-size: 1.3rem;
    }
    
    .hero-subline,
    .hero-proof {
        font-size: 0.85rem;
        padding: 10px 12px;
    }
    
    .hero-right {
        height: 300px;
        overflow: hidden;
    }
    
    .system-graphic {
        transform: scale(0.65);
        transform-origin: center center;
        width: 100%;
        margin-left: 0;
    }
    
    .central-node {
        min-width: 100px;
        max-width: 120px;
        padding: 6px 10px;
    }
    
    .node {
        min-width: 65px;
        padding: 6px;
    }
    
    .node .node-icon img {
        width: 30px !important;
        height: 30px !important;
    }
    
    .node-icon {
        font-size: 1rem;
    }
    
    .node-label {
        font-size: 0.65rem;
    }
    
    .cta-btn {
        padding: 10px 16px;
        font-size: 0.9rem;
    }
    
    .data-card {
        padding: 20px;
    }
    
    .card-metric {
        font-size: 2.2rem;
    }
}