/* ==========================================================================
   Features Page - Premium SaaS Dark Mode CSS
   Aesthetic: Vercel, Linear, Datadog, Stripe
   ========================================================================== */

/* Variables */
:root {
    --bg-dark: #FFFFFF;
    --bg-card: #FAFAFA;
    --bg-card-hover: #FFFFFF;
    --border-dark: rgba(0, 0, 0, 0.08);
    --border-dark-hover: rgba(0, 0, 0, 0.15);
    
    --text-primary: #111827;
    --text-secondary: #4B5563;
    --text-muted: #6B7280;
    
    --accent-glow: rgba(40, 167, 69, 0.2);
    --accent-glow-green: rgba(40, 167, 69, 0.2);
    --accent-blue: #28a745;
    --accent-green: #28a745;

    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

body.features-page {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    margin: 0;
    padding: 0;
}

/* Base Styles */
.features-page h1, .features-page h2, .features-page h3, .features-page h4, .features-page h5 {
    font-family: var(--font-heading);
    margin: 0;
    line-height: 1.1;
    letter-spacing: -0.03em;
}

.features-page p {
    color: var(--text-secondary);
    font-size: 1.125rem;
}

.features-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Animations (Framer Motion Alternatives) */
.framer-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform;
}

.framer-reveal.in-view {
    opacity: 1;
    transform: translateY(0);
}

.framer-reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform;
}

.framer-reveal-left.in-view {
    opacity: 1;
    transform: translateX(0);
}

.framer-reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform;
}

.framer-reveal-right.in-view {
    opacity: 1;
    transform: translateX(0);
}

/* Delays for staggered lists */
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }

/* Gradients */
.text-gradient {
    background: linear-gradient(135deg, #28a745 0%, #10b981 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-ai {
    background: linear-gradient(135deg, #4ade80 0%, #28a745 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-seo {
    background: linear-gradient(135deg, #28a745 0%, #15803d 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Background Glows */
.bg-glow-wrapper {
    position: relative;
}
.bg-glow-wrapper::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(40,167,69,0.15) 0%, rgba(0,0,0,0) 70%);
    transform: translate(-50%, -50%);
    z-index: -1;
    pointer-events: none;
    filter: blur(40px);
}

/* Buttons */
.btn-primary-neon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #28a745;
    color: #fff;
    padding: 14px 28px;
    border-radius: 9999px;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    border: 1px solid rgba(40,167,69,0.2);
    box-shadow: 0 4px 14px 0 rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-primary-neon::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 9999px;
    padding: 1px;
    background: linear-gradient(to right, rgba(255,255,255,0.8), rgba(255,255,255,0.2));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    opacity: 0.5;
    transition: opacity 0.3s;
}

.btn-primary-neon:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(40,167,69,0.3);
    background: #218838;
}

.btn-primary-neon:hover::before {
    opacity: 1;
}

.btn-secondary-neon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #FFFFFF;
    color: #000000;
    padding: 14px 28px;
    border-radius: 9999px;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    border: 1px solid rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.btn-secondary-neon:hover {
    background: #FAFAFA;
    border-color: rgba(0,0,0,0.2);
}

/* Sections */
.features-section {
    padding: 120px 0;
    position: relative;
    border-bottom: 1px solid var(--border-dark);
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    font-size: 3.5rem;
    margin-bottom: 24px;
}

/* Hero Section */
.features-hero {
    padding: 160px 0 100px;
    text-align: center;
    position: relative;
}

.features-hero h1 {
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 700;
    margin-bottom: 30px;
}

.features-hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 40px;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
}

/* Glass Cards */
.glass-card {
    background: var(--bg-card);
    border: 1px solid var(--border-dark);
    border-radius: 24px;
    padding: 40px;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.glass-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-dark-hover);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

/* Visual Dashboard Representation */
.mockup-dashboard {
    background: #FFFFFF;
    border-radius: 12px;
    border: 1px solid rgba(0,0,0,0.1);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    position: relative;
}
.mockup-dashboard-header {
    background: #F9FAFB;
    padding: 12px 20px;
    display: flex;
    gap: 8px;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}
.mockup-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #333;
}
.mockup-dot.red { background: #ff5f56; }
.mockup-dot.yellow { background: #ffbd2e; }
.mockup-dot.green { background: #27c93f; }

/* Grid Layouts */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    align-items: center;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

/* Feature Check Lists */
.feature-list {
    list-style: none;
    padding: 0;
    margin: 0 0 30px 0;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
    color: var(--text-primary);
    font-size: 1.1rem;
}

.feature-list i {
    color: var(--accent-green);
    margin-top: 4px;
    font-size: 1.2rem;
}

/* Infographic Section */
.landscape-compare {
    display: flex;
    gap: 24px;
    margin-top: 60px;
}

.landscape-card {
    flex: 1;
    background: var(--bg-card);
    border: 1px solid var(--border-dark);
    border-radius: 20px;
    padding: 40px;
    position: relative;
}

.landscape-card.ai {
    background: linear-gradient(180deg, rgba(40,167,69,0.1) 0%, var(--bg-card) 100%);
    border-color: rgba(40,167,69,0.2);
}

.landscape-card h3 {
    font-size: 2rem;
    margin-bottom: 24px;
}

/* Logos & Ecosystem */
.ecosystem-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 40px;
}
.ecosystem-badge {
    padding: 8px 16px;
    border-radius: 50px;
    background: rgba(0,0,0,0.03);
    border: 1px solid rgba(0,0,0,0.08);
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 500;
}

/* Comparison Table */
.comparison-table-wrapper {
    overflow-x: auto;
    margin: 40px auto 0;
    border-radius: 16px;
    border: 1px solid var(--border-dark);
    background: var(--bg-card);
}
.comparison-table {
    width: 100%;
    border-collapse: collapse;
}
.comparison-table th, .comparison-table td {
    padding: 24px;
    text-align: center;
    border-bottom: 1px solid var(--border-dark);
}
.comparison-table th {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    color: var(--text-primary);
    background: rgba(0,0,0,0.02);
}
.comparison-table th:first-child, .comparison-table td:first-child {
    text-align: left;
}
.comparison-table td {
    font-size: 1.1rem;
    color: var(--text-secondary);
}
.comparison-table td:nth-child(2) {
    color: var(--text-muted);
}
.comparison-table td:nth-child(3) {
    color: var(--accent-green);
    font-weight: 600;
    background: rgba(22,163,74,0.05);
}
.comparison-table tr:last-child td {
    border-bottom: none;
}
.comparison-table i.fa-check {
    color: var(--accent-green);
}
.comparison-table i.fa-minus {
    color: var(--text-muted);
}
.comparison-table i.fa-times {
    color: #ef4444;
}

/* Metrics Dashboard UI */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}
.metric-box {
    background: rgba(0,0,0,0.02);
    border: 1px solid rgba(0,0,0,0.05);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
}
.metric-box .val {
    font-size: 2.5rem;
    font-family: var(--font-heading);
    font-weight: 700;
    color: #111827;
    line-height: 1;
    margin-bottom: 8px;
}
.metric-box .label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}
.metric-box.ai-score .val {
    color: #28a745;
}
.metric-box.seo-score .val {
    color: #4ade80;
}

/* Final CTA */
.final-cta {
    background: linear-gradient(135deg, rgba(40,167,69,0.05), #FAFAFA);
    border-top: 1px solid rgba(40,167,69,0.1);
    text-align: center;
    padding: 120px 0;
}
.final-cta h2 {
    font-size: 4rem;
    margin-bottom: 24px;
}

/* Responsive */
@media (max-width: 992px) {
    .grid-2, .grid-3 {
        grid-template-columns: 1fr;
    }
    .landscape-compare {
        flex-direction: column;
    }
    .section-header h2 {
        font-size: 2.5rem;
    }
    .features-hero h1 {
        font-size: 3rem;
    }
}