/* Features Page Specific Styles */

.features-hero {
    background: radial-gradient(ellipse at center, rgba(27, 156, 252, 0.1) 0%, transparent 70%);
    padding: 8rem 2rem 4rem;
    text-align: center;
}

.page-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 900;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--white) 0%, var(--electric-blue) 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.page-subtitle {
    font-size: 1.2rem;
    color: var(--soft-mint);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.5;
}

.features-grid {
    padding: 4rem 2rem;
}

.features-layout {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 4rem;
    max-width: 1400px;
    margin: 0 auto;
}

/* Sticky Navigation */
.features-nav {
    position: relative;
}

.sticky-nav {
    position: sticky;
    top: 2rem;
    background: rgba(26, 26, 26, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(27, 156, 252, 0.2);
    border-radius: 12px;
    padding: 1.5rem;
}

.sticky-nav .nav-item {
    display: block;
    padding: 0.8rem 1rem;
    color: var(--gray-light);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    margin-bottom: 0.5rem;
    font-weight: 500;
    /* Improve touch targets */
    min-height: 44px;
    display: flex;
    align-items: center;
    -webkit-tap-highlight-color: transparent;
}

.sticky-nav .nav-item:hover,
.sticky-nav .nav-item.active {
    background: rgba(27, 156, 252, 0.1);
    color: var(--electric-blue);
    box-shadow: var(--glow-blue);
    transform: translateY(-1px);
}

/* Feature Sections */
.features-content {
    display: flex;
    flex-direction: column;
    gap: 6rem;
}

.feature-section {
    padding: 3rem;
    background: rgba(26, 26, 26, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    transition: all 0.3s ease;
    /* Improve touch interaction */
    -webkit-tap-highlight-color: transparent;
}

.feature-section:hover {
    border-color: rgba(27, 156, 252, 0.3);
    box-shadow: 0 20px 40px rgba(27, 156, 252, 0.1);
    transform: translateY(-2px);
}

/* Touch devices - activate on tap */
@media (hover: none) and (pointer: coarse) {
    .feature-section:active {
        border-color: rgba(27, 156, 252, 0.3);
        box-shadow: 0 20px 40px rgba(27, 156, 252, 0.1);
        transform: translateY(-2px);
    }
    
    .sticky-nav .nav-item:active {
        background: rgba(27, 156, 252, 0.1);
        color: var(--electric-blue);
        box-shadow: var(--glow-blue);
        transform: translateY(-1px);
    }
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--electric-blue), var(--soft-mint));
    border-radius: 16px;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.feature-section h2 {
    font-family: var(--font-heading);
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--white);
}

.feature-section p {
    font-size: 1.1rem;
    color: var(--gray-light);
    line-height: 1.7;
    margin-bottom: 2rem;
}

/* Feature Demo Placeholders */
.feature-demo {
    margin: 2rem 0;
    padding: 2rem;
    background: rgba(10, 10, 10, 0.8);
    border: 1px solid rgba(27, 156, 252, 0.2);
    border-radius: 12px;
}

.demo-placeholder {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 120px;
}

/* Workflow Demo */
.demo-content {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.workflow-node {
    padding: 0.8rem 1.5rem;
    background: var(--electric-blue);
    color: white;
    border-radius: 25px;
    font-weight: 600;
}

.workflow-arrow {
    color: var(--electric-blue);
    font-size: 1.5rem;
    font-weight: bold;
}

/* Chart Demo */
.chart-demo {
    display: flex;
    align-items: end;
    gap: 8px;
    height: 80px;
}

.chart-bar {
    width: 20px;
    background: linear-gradient(to top, var(--electric-blue), var(--soft-mint));
    border-radius: 4px 4px 0 0;
    animation: chart-grow 2s ease-in-out infinite alternate;
}

.chart-bar:nth-child(even) {
    animation-delay: 0.5s;
}

@keyframes chart-grow {
    0% { transform: scaleY(0.8); }
    100% { transform: scaleY(1); }
}

/* Prediction Demo */
.prediction-demo {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.prediction-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.8rem;
    background: rgba(27, 156, 252, 0.1);
    border-radius: 8px;
}

.prediction-dot {
    width: 8px;
    height: 8px;
    background: var(--electric-blue);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* Integration Demo */
.integration-demo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
}

.integration-hub {
    padding: 1rem 1.5rem;
    background: var(--electric-blue);
    border-radius: 12px;
    font-weight: bold;
    color: white;
}

.integration-connections {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.integration-app {
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    font-size: 0.9rem;
}

.integration-line {
    width: 2px;
    height: 20px;
    background: var(--electric-blue);
    margin: 0 auto;
}

/* Feature Benefits */
.feature-benefits {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.feature-benefits li {
    padding: 0.8rem 1rem;
    background: rgba(27, 156, 252, 0.1);
    border: 1px solid rgba(27, 156, 252, 0.2);
    border-radius: 8px;
    color: var(--white);
    position: relative;
}

.feature-benefits li::before {
    content: '✓';
    color: var(--electric-blue);
    font-weight: bold;
    margin-right: 0.5rem;
}

/* Custom Feature Icons */
.icon-workflow::before {
    content: '';
    width: 30px;
    height: 30px;
    border: 3px solid white;
    border-radius: 8px;
    position: relative;
}

.icon-workflow::after {
    content: '';
    position: absolute;
    width: 12px;
    height: 12px;
    background: white;
    border-radius: 2px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    box-shadow: -10px 0 0 white, 10px 0 0 white;
}

.icon-insights::before {
    content: '';
    width: 28px;
    height: 20px;
    border: 3px solid white;
    border-radius: 4px;
    position: relative;
}

.icon-insights::after {
    content: '';
    position: absolute;
    width: 4px;
    height: 8px;
    background: white;
    top: 50%;
    left: 40%;
    transform: translateY(-50%);
    box-shadow: -6px 2px 0 white, 6px -2px 0 white, 12px 3px 0 white;
}

.icon-prediction::before {
    content: '';
    width: 24px;
    height: 24px;
    border: 3px solid white;
    border-radius: 50%;
    position: relative;
}

.icon-prediction::after {
    content: '';
    position: absolute;
    width: 2px;
    height: 12px;
    background: white;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -70%);
    border-radius: 1px;
    box-shadow: 8px 0 0 white;
}

.icon-integrations::before {
    content: '';
    width: 16px;
    height: 16px;
    border: 3px solid white;
    border-radius: 50%;
    position: relative;
}

.icon-integrations::after {
    content: '';
    position: absolute;
    width: 8px;
    height: 8px;
    border: 2px solid white;
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    box-shadow: -20px 0 0 white, 20px 0 0 white, 0 -20px 0 white, 0 20px 0 white;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .features-layout {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .sticky-nav {
        position: static;
        display: flex;
        overflow-x: auto;
        gap: 1rem;
        padding: 1rem;
        scrollbar-width: thin;
        scrollbar-color: var(--electric-blue) transparent;
    }
    
    .sticky-nav::-webkit-scrollbar {
        height: 4px;
    }
    
    .sticky-nav::-webkit-scrollbar-track {
        background: transparent;
    }
    
    .sticky-nav::-webkit-scrollbar-thumb {
        background: var(--electric-blue);
        border-radius: 2px;
    }
    
    .sticky-nav .nav-item {
        white-space: nowrap;
        margin-bottom: 0;
        min-width: max-content;
    }
    
    .feature-section h2 {
        font-size: 1.8rem;
    }
    
    .feature-icon {
        width: 70px;
        height: 70px;
    }
}

@media (max-width: 768px) {
    .features-hero {
        padding: 5rem 1rem 3rem;
    }
    
    .page-title {
        font-size: clamp(2rem, 8vw, 2.8rem);
        line-height: 1.2;
    }
    
    .page-subtitle {
        font-size: 1.1rem;
        padding: 0 1rem;
    }
    
    .features-grid {
        padding: 2rem 1rem;
    }
    
    .features-layout {
        gap: 1.5rem;
    }
    
    .feature-section {
        padding: 1.5rem;
        border-radius: 16px;
    }
    
    .feature-section h2 {
        font-size: 1.6rem;
        margin-bottom: 0.8rem;
    }
    
    .feature-section p {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .feature-icon {
        width: 60px;
        height: 60px;
        margin-bottom: 1.5rem;
    }
    
    .feature-demo {
        margin: 1.5rem 0;
        padding: 1.5rem;
    }
    
    .demo-content {
        flex-direction: column;
        gap: 0.8rem;
    }
    
    .workflow-node {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }
    
    .workflow-arrow {
        transform: rotate(90deg);
        font-size: 1.2rem;
    }
    
    .chart-demo {
        height: 60px;
        justify-content: center;
        max-width: 200px;
        margin: 0 auto;
    }
    
    .integration-demo {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .integration-hub {
        padding: 0.8rem 1.2rem;
        font-size: 0.9rem;
    }
    
    .integration-app {
        padding: 0.4rem 0.8rem;
        font-size: 0.8rem;
    }
    
    .feature-benefits {
        grid-template-columns: 1fr;
        gap: 0.8rem;
        margin-top: 1.5rem;
    }
    
    .feature-benefits li {
        padding: 0.6rem 0.8rem;
        font-size: 0.9rem;
    }
    
    .sticky-nav {
        padding: 0.8rem;
        border-radius: 10px;
        gap: 0.8rem;
    }
    
    .sticky-nav .nav-item {
        padding: 0.6rem 0.8rem;
        font-size: 0.9rem;
        border-radius: 6px;
    }
}

@media (max-width: 480px) {
    .features-hero {
        padding: 4rem 0.5rem 2rem;
    }
    
    .page-title {
        font-size: clamp(1.8rem, 10vw, 2.5rem);
        margin-bottom: 0.8rem;
    }
    
    .page-subtitle {
        font-size: 1rem;
        padding: 0 0.5rem;
    }
    
    .features-grid {
        padding: 1.5rem 0.5rem;
    }
    
    .features-content {
        gap: 3rem;
    }
    
    .feature-section {
        padding: 1.2rem;
        border-radius: 12px;
    }
    
    .feature-section h2 {
        font-size: 1.4rem;
        line-height: 1.3;
    }
    
    .feature-section p {
        font-size: 0.95rem;
        line-height: 1.6;
    }
    
    .feature-icon {
        width: 50px;
        height: 50px;
        margin-bottom: 1.2rem;
        border-radius: 12px;
    }
    
    .feature-demo {
        margin: 1.2rem 0;
        padding: 1.2rem;
        border-radius: 8px;
    }
    
    .workflow-node {
        padding: 0.5rem 1rem;
        font-size: 0.8rem;
        border-radius: 20px;
    }
    
    .workflow-arrow {
        font-size: 1rem;
    }
    
    .chart-demo {
        height: 50px;
        gap: 4px;
        max-width: 150px;
    }
    
    .chart-bar {
        width: 16px;
    }
    
    .prediction-demo {
        gap: 0.8rem;
    }
    
    .prediction-item {
        padding: 0.6rem;
        font-size: 0.85rem;
        gap: 0.8rem;
    }
    
    .integration-hub {
        padding: 0.6rem 1rem;
        font-size: 0.8rem;
    }
    
    .integration-app {
        padding: 0.3rem 0.6rem;
        font-size: 0.75rem;
    }
    
    .feature-benefits li {
        padding: 0.5rem 0.6rem;
        font-size: 0.85rem;
    }
    
    .sticky-nav {
        padding: 0.6rem;
        gap: 0.6rem;
        margin-bottom: 1rem;
    }
    
    .sticky-nav .nav-item {
        padding: 0.5rem 0.6rem;
        font-size: 0.8rem;
        border-radius: 4px;
    }
    
    /* Improve touch targets on mobile */
    .sticky-nav .nav-item {
        min-height: 44px;
        display: flex;
        align-items: center;
    }
}

@media (max-width: 360px) {
    .features-hero {
        padding: 3.5rem 0.25rem 1.5rem;
    }
    
    .page-title {
        font-size: 1.6rem;
        line-height: 1.2;
    }
    
    .page-subtitle {
        font-size: 0.9rem;
    }
    
    .features-grid {
        padding: 1rem 0.25rem;
    }
    
    .feature-section {
        padding: 1rem;
    }
    
    .feature-section h2 {
        font-size: 1.3rem;
    }
    
    .feature-section p {
        font-size: 0.9rem;
    }
    
    .feature-demo {
        padding: 1rem;
    }
    
    .workflow-node {
        padding: 0.4rem 0.8rem;
        font-size: 0.75rem;
    }
    
    .chart-demo {
        max-width: 120px;
        height: 40px;
    }
    
    .chart-bar {
        width: 12px;
    }
    
    .prediction-item {
        font-size: 0.8rem;
        padding: 0.5rem;
    }
    
    .integration-hub {
        font-size: 0.75rem;
        padding: 0.5rem 0.8rem;
    }
    
    .integration-app {
        font-size: 0.7rem;
        padding: 0.25rem 0.5rem;
    }
}