/* ============================================
   AZETTA.AI - STYLES
   Modular CSS for transparent AI architecture
   ============================================ */

/* ============================================
   CSS VARIABLES
   ============================================ */
:root {
    /* Colors */
    --primary: #2d3748;
    --accent: #e07a5f;
    --light: #f4f1de;
    --white: #ffffff;
    --dark: #000000;
    --circuit-primary: #1b998b;
    --circuit-accent: #ed217c;
    
    /* Typography */
    --font-primary: 'Play', sans-serif;
    --font-mono: 'Press Start 2P', monospace;
    --font-code: 'Courier New', monospace;
    
    /* Spacing Scale */
    --space-xs: 0.5rem;
    --space-sm: 0.75rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 5rem;
    --space-5xl: 8rem;
    
    /* Breakpoints (for reference, use in media queries) */
    --bp-xs: 576px;
    --bp-sm: 640px;
    --bp-md: 768px;
    --bp-lg: 960px;
    --bp-xl: 1024px;
    --bp-2xl: 1400px;
    
    /* Touch target size (WCAG minimum) */
    --touch-target: 44px;
    
    /* Line length (optimal reading width) */
    --max-line-length: 65ch;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
html {
    scroll-behavior: smooth;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-primary);
    background: var(--dark);
    color: var(--light);
    overflow-x: hidden;
    line-height: 1.6;
    font-size: clamp(0.9375rem, 0.875rem + 0.3125vw, 1rem); /* 15px - 16px */
}

body.nav-open {
    overflow: hidden;
}

section {
    scroll-margin-top: clamp(80px, 8vw, 120px);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

main {
    display: block;
}

/* ============================================
   NAVIGATION
   ============================================ */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(27, 153, 139, 0.25);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    gap: 2rem;
}

.brand-mark {
    font-family: var(--font-mono);
    font-weight: 900;
    font-size: clamp(0.95rem, 0.8rem + 0.5vw, 1.3rem);
    letter-spacing: 0.2em;
    color: var(--light);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    min-height: var(--touch-target); /* Ensure touch-friendly */
}

.brand-accent {
    color: var(--circuit-primary);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 0.3rem;
    padding: var(--space-sm);
    border: 1px solid rgba(27, 153, 139, 0.4);
    background: rgba(0, 0, 0, 0.6);
    cursor: pointer;
    min-width: var(--touch-target);
    min-height: var(--touch-target);
    justify-content: center;
    align-items: center;
}

.nav-toggle-line {
    display: block;
    width: 1.5rem;
    height: 2px;
    background: var(--light);
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(2) {
    opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

.primary-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-list {
    list-style: none;
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.nav-list a {
    position: relative;
    text-decoration: none;
    color: rgba(244, 241, 222, 0.85);
    font-size: clamp(0.875rem, 0.8rem + 0.25vw, 0.95rem);
    font-weight: 600;
    letter-spacing: 0.08em;
    transition: color var(--transition-base);
    padding: var(--space-xs) 0; /* Add vertical padding for touch targets */
    display: flex;
    align-items: center;
    min-height: var(--touch-target);
}

.nav-list a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: var(--circuit-primary);
    transition: width var(--transition-base);
}

.nav-list a:hover,
.nav-list a:focus {
    color: var(--light);
    outline: none;
}

.nav-list a:hover::after,
.nav-list a:focus::after {
    width: 100%;
}

.nav-list a:focus-visible {
    outline: 2px solid var(--circuit-primary);
    outline-offset: 4px;
    border-radius: 2px;
}

.nav-cta {
    display: flex;
    align-items: center;
}

.nav-cta .btn {
    padding: 0.75rem 1.75rem;
    font-size: 0.85rem;
    letter-spacing: 0.12em;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

#circuit-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 1.5rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.logo-box {
    position: relative;
    width: clamp(180px, 25vw, 260px);
    height: clamp(180px, 25vw, 260px);
    margin: 0 auto clamp(1rem, 2vw, 1.5rem);
    background: var(--dark);
    border: 2px solid cyan;
    animation: borderColor 3s ease-in-out infinite;
    display: flex;
    align-items: center;
    justify-content: center;
}

@keyframes borderColor { 
    0% { border-color: cyan; }
    20% { border-color: #9b59b6; }
    40% { border-color: #3498db; }
    60% { border-color: #37d077; }
    80% { border-color: #e67e22; }
    100% { border-color: #1cc6a4; }
}

.svg-container {
    width: clamp(160px, 22vw, 220px);
    height: clamp(160px, 22vw, 220px);
    filter: drop-shadow(0 0 40px rgba(27, 153, 139, 0.6));
}

.svg-container svg {
    width: 100%;
    height: 100%;
}

/* Logo Glow Animation */
.logo-glow-center {
    filter: drop-shadow(0 0 8px rgba(252, 252, 252, 0.8));
    animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% {
        filter: drop-shadow(0 0 8px rgba(252, 252, 252, 0.8)) drop-shadow(0 0 12px rgba(27, 153, 139, 0.6));
    }
    50% {
        filter: drop-shadow(0 0 16px rgba(252, 252, 252, 1)) drop-shadow(0 0 24px rgba(27, 153, 139, 0.9)) drop-shadow(0 0 32px rgba(27, 153, 139, 0.4));
    }
}

/* ============================================
   SVG STYLING
   ============================================ */
#pixel_heart rect,
#pixel_heart path {
    stroke: var(--circuit-accent);
}

#rect {
    fill: var(--circuit-primary);
}

#rect-first-border {
    stroke: var(--primary);
    fill: none;
}

#processor {
    stroke: var(--circuit-accent);
}

#rect-second-border {
    fill: var(--primary);
}

#Text text {
    fill: #fffd82 !important;
}

.group path {
    fill: none !important;
    stroke: var(--circuit-accent);
    stroke-width: 3;
}

.group path:nth-child(even) {
    stroke: var(--circuit-primary);
}

/* ============================================
   BRAND & TYPOGRAPHY
   ============================================ */
.brand-title {
    font-size: clamp(2.5rem, 5vw + 1rem, 6rem);
    font-weight: 900;
    letter-spacing: -0.05em;
    margin-bottom: clamp(1rem, 2vw, 2rem);
    background: linear-gradient(135deg, var(--light) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-align: center;
    line-height: 1.1;
    text-wrap: balance;
}

.hero-tagline {
    font-family: var(--font-mono);
    font-size: clamp(0.75rem, 1.5vw + 0.5rem, 1.1rem);
    color: var(--light);
    text-align: center;
    max-width: min(900px, 95vw);
    line-height: 1.6;
    opacity: 0.9;
    padding: clamp(1rem, 2vw, 1.5rem) clamp(1.5rem, 4vw, 3rem);
    border: 2px solid rgba(27, 153, 139, 0.3);
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    position: relative;
    text-wrap: balance;
    overflow-wrap: anywhere;
}

.hero-subheading {
    max-width: min(820px, 90vw);
    color: rgba(244, 241, 222, 0.8);
    font-size: clamp(0.875rem, 0.8rem + 0.25vw, 1rem);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin: 0 auto;
    text-align: center;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

.btn-outline {
    border-color: rgba(27, 153, 139, 0.6);
    color: var(--light);
}

.btn-outline::before {
    background: rgba(27, 153, 139, 0.2);
}

.btn-outline:hover {
    color: var(--dark);
}

.hero-action-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(3, minmax(200px, 1fr));
    gap: 1.5rem;
    width: 100%;
    max-width: 1100px;
}

.hero-action-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    background: rgba(0, 0, 0, 0.75);
    border: 1px solid rgba(27, 153, 139, 0.25);
    padding: clamp(1.25rem, 2vw, 1.5rem);
    position: relative;
    overflow: hidden;
}

.hero-action-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(27, 153, 139, 0.15), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.hero-action-item:hover::before,
.hero-action-item:focus-within::before {
    opacity: 1;
}

.action-number {
    font-weight: 900;
    font-size: 1.5rem;
    color: var(--circuit-accent);
    position: relative;
    z-index: 1;
}

.action-title {
    font-size: clamp(0.875rem, 0.9rem + 0.25vw, 1rem);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--light);
    margin-bottom: var(--space-xs);
    line-height: 1.4;
}

.action-link {
    color: var(--circuit-primary);
    text-decoration: none;
    font-weight: 600;
    letter-spacing: 0.05em;
    position: relative;
    z-index: 1;
}

.action-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -0.15rem;
    width: 100%;
    height: 1px;
    background: rgba(27, 153, 139, 0.4);
    transition: background 0.3s ease;
}

.action-link:hover::after,
.action-link:focus::after {
    background: rgba(27, 153, 139, 1);
}

.action-copy {
    position: relative;
    z-index: 1;
    text-align: left;
}

.hero-tagline::before {
    content: '>';
    position: absolute;
    left: 1rem;
    color: var(--circuit-accent);
    animation: blink 1.5s infinite;
}

@keyframes blink {
    0%, 49% { opacity: 1; }
    50%, 100% { opacity: 0; }
}

/* ============================================
   PRODUCT SUITE
   ============================================ */
.products {
    padding: 8rem 2rem;
    background: rgba(0, 0, 0, 0.92);
    position: relative;
    z-index: 1;
}

.section-shell {
    max-width: 1400px;
    margin: 0 auto;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(280px, 1fr));
    gap: 2.5rem;
    margin-top: 4rem;
}

.product-card {
    border: 2px solid rgba(27, 153, 139, 0.3);
    padding: clamp(1.75rem, 3vw, 2.5rem);
    background: rgba(0, 0, 0, 0.85);
    display: flex;
    flex-direction: column;
    gap: clamp(1.25rem, 2vw, 1.5rem);
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-slow), border-color var(--transition-slow), box-shadow var(--transition-slow);
}

.product-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top left, rgba(27, 153, 139, 0.2), transparent 60%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.product-card:hover,
.product-card:focus-within {
    transform: translateY(-12px);
    border-color: var(--circuit-primary);
    box-shadow: 0 0 40px rgba(27, 153, 139, 0.3);
}

.product-card:hover::before,
.product-card:focus-within::before {
    opacity: 1;
}

.product-header {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.product-header h3 {
    font-family: var(--font-mono);
    font-size: clamp(1.125rem, 2.5vw + 0.5rem, 2rem);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--light);
    line-height: 1.3;
}

.product-tag {
    font-size: 0.75rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--circuit-primary);
}

.product-desc {
    color: rgba(244, 241, 222, 0.75);
    line-height: 1.8;
    font-size: clamp(0.9375rem, 0.875rem + 0.3125vw, 1rem);
    max-width: var(--max-line-length);
}

.product-highlights {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.product-highlights li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: rgba(244, 241, 222, 0.85);
}

.product-highlights li::before {
    content: '■';
    color: var(--circuit-primary);
    font-size: 0.6rem;
    letter-spacing: 0.2em;
}

.product-actions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.product-link {
    color: var(--circuit-primary);
    text-decoration: none;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.product-link:hover,
.product-link:focus {
    text-decoration: underline;
}

.product-status {
    font-size: 0.75rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: rgba(244, 241, 222, 0.5);
}

/* ============================================
   DATA FLOW SECTION
   ============================================ */
.data-flow {
    padding: 8rem 2rem;
    position: relative;
    z-index: 1;
    background: linear-gradient(180deg, var(--dark) 0%, rgba(26, 26, 26, 1) 50%, var(--dark) 100%);
}

.flow-title {
    font-family: var(--font-mono);
    font-size: clamp(1.5rem, 4vw + 0.5rem, 3.5rem);
    text-align: center;
    margin-bottom: clamp(0.75rem, 1.5vw, 1rem);
    font-weight: 900;
    color: var(--light);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    text-wrap: balance;
    word-break: break-word;
    overflow-wrap: anywhere;
    line-height: 1.2;
    padding: 0 var(--space-md);
}

.flow-subtitle {
    text-align: center;
    font-size: clamp(1rem, 1vw + 0.5rem, 1.2rem);
    margin-bottom: clamp(3rem, 6vw, 6rem);
    color: var(--accent);
    opacity: 0.8;
    padding: 0 var(--space-md);
    max-width: var(--max-line-length);
    margin-left: auto;
    margin-right: auto;
}

/* ============================================
   NODE GRID
   ============================================ */
.node-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4rem 3rem;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
}

.node-grid::before {
    content: '';
    position: absolute;
    width: 2px;
    height: 100%;
    left: 33.33%;
    top: 0;
    background: linear-gradient(180deg, 
        transparent 0%, 
        var(--circuit-primary) 10%, 
        var(--circuit-primary) 90%, 
        transparent 100%);
    opacity: 0.3;
}

.node-grid::after {
    content: '';
    position: absolute;
    width: 2px;
    height: 100%;
    left: 66.66%;
    top: 0;
    background: linear-gradient(180deg, 
        transparent 0%, 
        var(--circuit-primary) 10%, 
        var(--circuit-primary) 90%, 
        transparent 100%);
    opacity: 0.3;
}

.node {
    background: rgba(0, 0, 0, 0.9);
    padding: clamp(1.75rem, 3vw, 2.5rem);
    position: relative;
    cursor: pointer;
    transition: all var(--transition-slow);
    border: 2px solid rgba(27, 153, 139, 0.2);
    clip-path: polygon(
        0 10px, 10px 0, 
        calc(100% - 10px) 0, 100% 10px,
        100% calc(100% - 10px), calc(100% - 10px) 100%,
        10px 100%, 0 calc(100% - 10px)
    );
}

.node:focus-visible {
    outline: 3px solid var(--circuit-primary);
    outline-offset: 4px;
}

.node::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(90deg, transparent 48%, var(--circuit-primary) 48%, var(--circuit-primary) 52%, transparent 52%),
        linear-gradient(0deg, transparent 48%, var(--circuit-primary) 48%, var(--circuit-primary) 52%, transparent 52%);
    opacity: 0;
    transition: opacity 0.4s;
    pointer-events: none;
}

.node:hover::before {
    opacity: 0.1;
}

.node::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, var(--circuit-primary), var(--circuit-accent));
    opacity: 0;
    transition: opacity 0.4s;
    z-index: -1;
    clip-path: polygon(
        0 10px, 10px 0, 
        calc(100% - 10px) 0, 100% 10px,
        100% calc(100% - 10px), calc(100% - 10px) 100%,
        10px 100%, 0 calc(100% - 10px)
    );
}

.node:hover::after {
    opacity: 0.3;
    filter: blur(10px);
}

.node:hover {
    transform: translateY(-10px);
    border-color: var(--circuit-primary);
    box-shadow: 0 0 40px rgba(27, 153, 139, 0.3);
}

.node-id {
    font-size: 0.9rem;
    color: var(--circuit-accent);
    font-weight: 700;
    margin-bottom: 1.5rem;
    font-family: 'Courier New', monospace;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.node-id::before {
    content: '';
    width: 30px;
    height: 2px;
    background: var(--circuit-accent);
}

.node-title {
    font-size: clamp(1.5rem, 2.5vw + 0.5rem, 2rem);
    font-weight: 900;
    margin-bottom: clamp(1rem, 1.5vw, 1.5rem);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    color: var(--light);
    line-height: 1.3;
}

.node-indicator {
    width: 14px;
    height: 14px;
    background: var(--circuit-primary);
    clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
    animation: pulse-diamond 2s infinite;
    position: relative;
}

.node-indicator::before {
    content: '';
    position: absolute;
    inset: -4px;
    border: 2px solid var(--circuit-primary);
    clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
    opacity: 0.3;
}

@keyframes pulse-diamond {
    0%, 100% { transform: scale(1) rotate(0deg); opacity: 1; }
    50% { transform: scale(1.2) rotate(180deg); opacity: 0.7; }
}

.node-desc {
    line-height: 1.8;
    margin-bottom: clamp(1.5rem, 2vw, 2rem);
    color: rgba(244, 241, 222, 0.8);
    font-size: clamp(0.9375rem, 0.875rem + 0.3125vw, 1rem);
    max-width: var(--max-line-length);
}

.node-metrics {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.metric {
    padding: 0.5rem 1rem;
    background: rgba(27, 153, 139, 0.1);
    font-size: 0.75rem;
    border: 1px solid var(--circuit-primary);
    font-weight: 700;
    color: var(--circuit-primary);
    clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
    transition: all 0.3s;
}

.metric:hover {
    background: rgba(27, 153, 139, 0.2);
    transform: translateX(4px);
}

/* ============================================
   ARCHITECTURE SECTION
   ============================================ */
.architecture {
    padding: 8rem 2rem;
    position: relative;
    z-index: 1;
    background: rgba(0, 0, 0, 0.95);
}

.arch-container {
    max-width: 1400px;
    margin: 0 auto;
}

.arch-visual {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr;
    gap: 2rem;
    align-items: center;
    margin: 4rem 0;
}

.arch-layer {
    background: rgba(27, 153, 139, 0.05);
    padding: clamp(1.5rem, 3vw, 2.5rem);
    border: 2px solid rgba(27, 153, 139, 0.3);
    position: relative;
    clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}

.arch-layer h4 {
    font-family: var(--font-mono);
    color: var(--circuit-primary);
    margin-bottom: clamp(1rem, 1.5vw, 1.5rem);
    font-size: clamp(0.875rem, 1.2vw + 0.5rem, 1.2rem);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    line-height: 1.4;
}

.arch-layer p {
    margin-bottom: 0.5rem;
    color: rgba(244, 241, 222, 0.7);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.arch-layer p::before {
    content: '→';
    color: var(--circuit-primary);
    font-weight: 900;
}

.arch-connector {
    width: 60px;
    height: 2px;
    background: var(--circuit-primary);
    position: relative;
    animation: data-flow 2s linear infinite;
}

.arch-connector::before,
.arch-connector::after {
    content: '';
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--circuit-primary);
    clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
    top: -3px;
}

.arch-connector::before { left: -4px; }
.arch-connector::after { right: -4px; }

@keyframes data-flow {
    0% {
        box-shadow: 0 0 0 0 rgba(27, 153, 139, 0.7);
    }
    50% {
        box-shadow: 30px 0 0 0 rgba(27, 153, 139, 0.7);
    }
    100% {
        box-shadow: 60px 0 0 0 rgba(27, 153, 139, 0);
    }
}

.arch-center {
    padding: clamp(2rem, 4vw, 3rem);
    border: 3px solid var(--circuit-primary);
    background: rgba(27, 153, 139, 0.05);
    position: relative;
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

.arch-center::before {
    content: '';
    position: absolute;
    inset: -15px;
    border: 2px solid rgba(27, 153, 139, 0.3);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

.arch-center-content {
    text-align: center;
}

.arch-center-label {
    color: var(--circuit-primary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.arch-center-title {
    font-family: var(--font-mono);
    font-size: clamp(1.125rem, 2vw + 0.5rem, 1.8rem);
    font-weight: 900;
    color: var(--light);
    line-height: 1.4;
}

.arch-description {
    max-width: min(900px, 95vw);
    margin: clamp(2rem, 4vw, 4rem) auto;
    padding: clamp(2rem, 3vw, 3rem);
    background: rgba(27, 153, 139, 0.05);
    border: 2px solid rgba(27, 153, 139, 0.3);
    border-left: 6px solid var(--circuit-primary);
}

.arch-description p {
    font-size: clamp(1rem, 1.5vw + 0.5rem, 1.4rem);
    line-height: 1.9;
    color: var(--light);
    max-width: var(--max-line-length);
    margin: 0 auto;
}

/* ============================================
   TERMINAL SECTION
   ============================================ */
.terminal {
    padding: 8rem 2rem;
    position: relative;
    z-index: 1;
    background: var(--dark);
}

.terminal-window {
    max-width: min(1000px, 95vw);
    margin: 0 auto;
    background: #000;
    border: 3px solid var(--circuit-primary);
    position: relative;
    box-shadow: 0 0 60px rgba(27, 153, 139, 0.3);
}

.terminal-window::before {
    content: '';
    position: absolute;
    inset: -10px;
    border: 1px solid rgba(27, 153, 139, 0.2);
    pointer-events: none;
}

.terminal-header {
    background: var(--primary);
    padding: 1rem 1.5rem;
    display: flex;
    gap: 0.8rem;
    align-items: center;
    border-bottom: 2px solid var(--circuit-primary);
}

.terminal-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 2px solid #000;
}

.dot-red { background: var(--circuit-accent); box-shadow: 0 0 10px var(--circuit-accent); }
.dot-yellow { background: #ffbd2e; box-shadow: 0 0 10px #ffbd2e; }
.dot-green { background: var(--circuit-primary); box-shadow: 0 0 10px var(--circuit-primary); }

.terminal-title {
    font-family: var(--font-mono);
    margin-left: var(--space-md);
    color: var(--circuit-primary);
    font-size: clamp(0.75rem, 0.8rem + 0.25vw, 0.9rem);
}

.terminal-body {
    padding: clamp(1.5rem, 3vw, 2.5rem);
    font-size: clamp(0.875rem, 1vw + 0.5rem, 1.1rem);
    line-height: 2;
    font-family: var(--font-code);
    overflow-x: auto; /* Handle long lines */
}

.terminal-line {
    margin-bottom: 0.5rem;
    opacity: 0;
    animation: type-in 0.5s forwards;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.terminal-line:nth-child(1) { animation-delay: 0.2s; }
.terminal-line:nth-child(2) { animation-delay: 0.6s; }
.terminal-line:nth-child(3) { animation-delay: 1s; }
.terminal-line:nth-child(4) { animation-delay: 1.4s; }
.terminal-line:nth-child(5) { animation-delay: 1.8s; }
.terminal-line:nth-child(6) { animation-delay: 2.2s; }
.terminal-line:nth-child(7) { animation-delay: 2.6s; }

@keyframes type-in {
    to { opacity: 1; }
}

.prompt { color: var(--circuit-primary); font-weight: 900; }
.command { color: #0ff; }
.output { color: var(--circuit-accent); }
.success { 
    color: var(--circuit-primary); 
    font-weight: 900;
    display: inline-block;
    animation: glow 2s ease-in-out infinite;
}

@keyframes glow {
    0%, 100% { text-shadow: 0 0 5px var(--circuit-primary); }
    50% { text-shadow: 0 0 20px var(--circuit-primary), 0 0 30px var(--circuit-primary); }
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
    padding: 8rem 2rem;
    text-align: center;
    position: relative;
    z-index: 1;
    background: linear-gradient(180deg, var(--dark) 0%, rgba(0, 0, 0, 0.8) 100%);
}

.cta-box {
    max-width: min(900px, 95vw);
    margin: 0 auto;
    padding: clamp(2rem, 4vw, 4rem);
    border: 3px solid var(--circuit-primary);
    background: rgba(0, 0, 0, 0.9);
    position: relative;
    clip-path: polygon(
        30px 0, calc(100% - 30px) 0,
        100% 30px, 100% calc(100% - 30px),
        calc(100% - 30px) 100%, 30px 100%,
        0 calc(100% - 30px), 0 30px
    );
}

.cta-box::before {
    content: '';
    position: absolute;
    inset: -20px;
    border: 1px solid rgba(27, 153, 139, 0.3);
    clip-path: polygon(
        30px 0, calc(100% - 30px) 0,
        100% 30px, 100% calc(100% - 30px),
        calc(100% - 30px) 100%, 30px 100%,
        0 calc(100% - 30px), 0 30px
    );
}

.cta-title {
    font-family: var(--font-mono);
    font-size: clamp(1.75rem, 5vw + 0.5rem, 4rem);
    font-weight: 900;
    margin-bottom: clamp(1.5rem, 2vw, 2rem);
    line-height: 1.2;
    color: var(--light);
    text-transform: uppercase;
    text-wrap: balance;
    padding: 0 var(--space-md);
}

.cta-subtitle {
    font-size: clamp(1rem, 1.2vw + 0.5rem, 1.3rem);
    margin-bottom: clamp(2rem, 3vw, 3rem);
    color: rgba(244, 241, 222, 0.7);
    max-width: var(--max-line-length);
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: clamp(0.875rem, 1.5vw, 1.5rem) clamp(2rem, 4vw, 3.5rem);
    font-size: clamp(0.875rem, 1vw + 0.5rem, 1.1rem);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border: 3px solid var(--circuit-primary);
    background: transparent;
    color: var(--light);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-slow);
    font-family: var(--font-code);
    clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
    text-decoration: none;
    display: inline-block;
    min-height: var(--touch-target); /* Ensure touch-friendly */
    min-width: var(--touch-target);
    text-align: center;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--circuit-primary);
    transition: left var(--transition-slow);
    z-index: -1;
}

.btn:hover::before {
    left: 0;
}

.btn:hover,
.btn:focus {
    color: var(--dark);
    border-color: var(--circuit-primary);
    box-shadow: 0 0 30px rgba(27, 153, 139, 0.5);
    transform: translateY(-4px);
    outline: none;
}

.btn:focus-visible {
    outline: 3px solid var(--circuit-primary);
    outline-offset: 3px;
}

.btn-primary {
    background: var(--circuit-primary);
    color: var(--dark);
}

.btn-primary::before {
    background: var(--light);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    .node-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .node-grid::before,
    .node-grid::after {
        display: none;
    }
    .arch-visual {
        grid-template-columns: 1fr;
    }
    .arch-connector {
        width: 2px;
        height: 40px;
        transform: rotate(90deg);
    }
    .hero-action-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .products-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 960px) {
    .nav-container {
        padding: var(--space-md) var(--space-lg);
        gap: var(--space-md);
    }
    .brand-mark {
        font-size: 1.1rem;
        letter-spacing: 0.16em;
    }
    .nav-toggle {
        display: flex;
    }
    .primary-nav {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        padding: 2rem;
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
        background: rgba(0, 0, 0, 0.95);
        border-top: 1px solid rgba(27, 153, 139, 0.25);
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
        opacity: 0;
        transform: translateY(-20px);
        pointer-events: none;
        visibility: hidden;
        transition: opacity 0.3s ease, transform 0.3s ease;
        z-index: 999;
    }
    .primary-nav.is-open {
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
        visibility: visible;
    }
    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
        width: 100%;
    }
    .nav-cta {
        width: 100%;
    }
    .nav-cta .btn {
        width: 100%;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .hero-content {
        padding: var(--space-md) var(--space-lg);
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
        max-width: 400px;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .hero-action-list {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
        width: 100%;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .cta-buttons .btn {
        width: 100%;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .products,
    .data-flow,
    .architecture,
    .terminal,
    .cta-section {
        padding: clamp(3rem, 6vw, 5rem) var(--space-lg);
    }
    
    .arch-visual {
        gap: var(--space-lg);
    }
    
    .node-grid {
        gap: var(--space-2xl);
    }
}

@media (max-width: 576px) {
    .nav-container {
        padding: var(--space-sm) var(--space-md);
    }
    
    .hero-tagline {
        padding: var(--space-sm) var(--space-md);
        font-size: clamp(0.7rem, 2vw + 0.5rem, 0.9rem);
    }
    
    .hero-action-item {
        flex-direction: column;
        gap: var(--space-sm);
    }
    
    .products,
    .data-flow,
    .architecture,
    .terminal,
    .cta-section {
        padding: clamp(2.5rem, 5vw, 4rem) var(--space-md);
    }
    
    .section-shell,
    .arch-container {
        padding: 0;
    }
    
    /* Ensure text doesn't overflow on small screens */
    .terminal-body {
        word-break: break-word;
        overflow-wrap: break-word;
    }
    
    /* Improve touch targets on mobile */
    .nav-list a {
        padding: var(--space-sm) 0;
        width: 100%;
    }
    
    .product-link,
    .action-link {
        min-height: var(--touch-target);
        display: inline-flex;
        align-items: center;
    }
}

/* ============================================
   MANIFESTO PAGE
   ============================================ */
.manifesto-main {
    background: var(--dark);
    color: var(--light);
    padding: 4rem 1.5rem 6rem;
}

.manifesto-article {
    max-width: min(840px, 95vw);
    margin: 0 auto;
    display: grid;
    gap: clamp(1.5rem, 2vw, 1.75rem);
    line-height: 1.9;
    font-size: clamp(1rem, 1vw + 0.5rem, 1.05rem);
    color: rgba(244, 241, 222, 0.86);
}

.manifesto-title {
    font-family: var(--font-mono);
    font-size: clamp(2.75rem, 6vw, 4rem);
    letter-spacing: 0.08em;
    color: var(--light);
    line-height: 1.2;
}

.manifesto-lead {
    font-size: clamp(1.125rem, 1.2vw + 0.5rem, 1.3rem);
    color: rgba(244, 241, 222, 0.82);
    max-width: min(680px, 90vw);
}

.manifesto-article p {
    margin: 0;
}

.manifesto-article h2 {
    font-family: var(--font-mono);
    font-size: clamp(1.5rem, 3vw, 2rem);
    color: var(--light);
    margin-top: 3rem;
    margin-bottom: 1rem;
    line-height: 1.3;
    letter-spacing: 0.05em;
}

.manifesto-article h2:first-of-type {
    margin-top: 2rem;
}

.manifesto-article ul {
    list-style: none;
    padding-left: 0;
    margin: 1.5rem 0;
    line-height: 2;
}

.manifesto-article li {
    margin-bottom: 0.75rem;
    padding-left: 1.5rem;
    position: relative;
}

.manifesto-article li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--accent);
}

@media (max-width: 640px) {
    .manifesto-main {
        padding: clamp(2rem, 4vw, 3rem) var(--space-md) clamp(3rem, 5vw, 4rem);
    }
    
    .manifesto-article {
        gap: var(--space-lg);
    }
    
    .manifesto-article h2 {
        margin-top: 2rem;
    }
}

/* ============================================
   ACCESSIBILITY IMPROVEMENTS
   ============================================ */

/* Improve focus visibility for keyboard navigation */
a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--circuit-primary);
    outline-offset: 4px;
    border-radius: 2px;
}

/* Ensure sufficient color contrast */
.product-link,
.action-link {
    color: var(--circuit-primary);
}

.product-link:hover,
.product-link:focus,
.action-link:hover,
.action-link:focus {
    color: var(--light);
    outline: none;
}

.product-link:focus-visible,
.action-link:focus-visible {
    outline: 2px solid var(--circuit-primary);
    outline-offset: 2px;
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .product-card,
    .hero-action-item,
    .node {
        border-width: 3px;
    }
    
    .btn {
        border-width: 4px;
    }
}

/* Print styles */
/* ============================================
   BLOG STYLES
   ============================================ */

/* Blog Hero */
.blog-hero {
    padding: var(--space-5xl) var(--space-md);
    text-align: center;
    background: linear-gradient(135deg, rgba(27, 153, 139, 0.05) 0%, rgba(0, 0, 0, 0) 100%);
    border-bottom: 2px solid var(--circuit-primary);
}

.blog-hero .flow-title {
    margin-bottom: var(--space-md);
}

.blog-hero .flow-subtitle {
    max-width: 800px;
    margin: 0 auto;
}

/* Blog Grid */
.blog-grid-section {
    padding: var(--space-5xl) var(--space-md);
    min-height: 60vh;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--space-2xl);
    margin-top: var(--space-3xl);
}

/* Blog Card */
.blog-card {
    background: rgba(27, 153, 139, 0.05);
    border: 2px solid var(--circuit-primary);
    padding: var(--space-xl);
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.blog-card:hover {
    transform: translateY(-4px);
    border-color: var(--circuit-accent);
    box-shadow: 0 8px 24px rgba(27, 153, 139, 0.2);
}

.blog-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.blog-tag {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--circuit-accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: var(--space-xs) var(--space-md);
    border: 1px solid var(--circuit-accent);
    background: rgba(237, 33, 124, 0.1);
}

.blog-date {
    font-family: var(--font-code);
    font-size: 0.875rem;
    color: var(--light);
    opacity: 0.7;
}

.blog-card-title {
    font-family: var(--font-primary);
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    font-weight: 700;
    line-height: 1.3;
    margin: 0;
}

.blog-card-title a {
    color: var(--light);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.blog-card-title a:hover {
    color: var(--circuit-primary);
}

.blog-card-excerpt {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--light);
    opacity: 0.9;
    flex-grow: 1;
}

.blog-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-md);
    margin-top: auto;
    padding-top: var(--space-md);
    border-top: 1px solid rgba(27, 153, 139, 0.3);
}

.blog-read-more {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--circuit-primary);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 700;
    transition: all var(--transition-fast);
}

.blog-read-more:hover {
    color: var(--circuit-accent);
    transform: translateX(4px);
}

.blog-read-time {
    font-family: var(--font-code);
    font-size: 0.875rem;
    color: var(--light);
    opacity: 0.6;
}

.blog-card-meta {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    font-size: 0.875rem;
    opacity: 0.8;
}

.blog-author {
    font-family: var(--font-primary);
    color: var(--light);
}

.blog-series {
    font-family: var(--font-code);
    font-size: 0.8rem;
    color: var(--circuit-accent);
}

/* Blog Empty State */
.blog-empty-state {
    margin-top: var(--space-3xl);
    display: flex;
    justify-content: center;
}

.blog-empty-state .terminal-window {
    max-width: 600px;
    width: 100%;
}

/* Active Nav Link */
.nav-list a.active {
    color: var(--circuit-accent);
    border-bottom: 2px solid var(--circuit-accent);
}

/* ============================================
   BLOG ARTICLE STYLES
   ============================================ */

.blog-article {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--space-5xl) var(--space-lg);
}

/* Article Header */
.article-header {
    margin-bottom: var(--space-4xl);
    padding-bottom: var(--space-3xl);
    border-bottom: 2px solid var(--circuit-primary);
}

.article-meta {
    display: flex;
    gap: var(--space-lg);
    align-items: center;
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
}

.article-title {
    font-family: var(--font-primary);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    color: var(--light);
    margin: var(--space-lg) 0;
}

.article-subtitle {
    font-family: var(--font-primary);
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    line-height: 1.5;
    color: var(--light);
    opacity: 0.8;
    margin-bottom: var(--space-lg);
}

.article-author {
    display: flex;
    gap: var(--space-xl);
    align-items: center;
    font-family: var(--font-primary);
    color: var(--light);
    opacity: 0.9;
    flex-wrap: wrap;
}

.author-name {
    font-weight: 700;
}

.read-time {
    font-family: var(--font-code);
    font-size: 0.9rem;
    opacity: 0.7;
}

/* Article Content */
.article-content {
    font-family: var(--font-primary);
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--light);
}

.article-content section {
    margin-bottom: var(--space-3xl);
}

.article-content h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--circuit-primary);
    margin-top: var(--space-3xl);
    margin-bottom: var(--space-lg);
    line-height: 1.3;
}

.article-content h3 {
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    font-weight: 700;
    color: var(--light);
    margin-top: var(--space-xl);
    margin-bottom: var(--space-md);
}

.article-content p {
    margin-bottom: var(--space-lg);
}

.article-content ul,
.article-content ol {
    margin: var(--space-lg) 0;
    padding-left: var(--space-xl);
}

.article-content li {
    margin-bottom: var(--space-md);
    line-height: 1.7;
}

.article-content li strong {
    color: var(--circuit-primary);
}

.article-content em {
    color: var(--circuit-accent);
    font-style: italic;
}

.article-content strong {
    font-weight: 700;
    color: var(--light);
}

.article-content code {
    font-family: var(--font-code);
    font-size: 0.9em;
    background: rgba(27, 153, 139, 0.1);
    padding: 0.2em 0.4em;
    border-radius: 3px;
    border: 1px solid var(--circuit-primary);
}

/* Article Series Navigation */
.article-series {
    margin: var(--space-4xl) 0;
    padding: var(--space-xl);
    background: rgba(27, 153, 139, 0.05);
    border-left: 4px solid var(--circuit-accent);
}

.article-series h3 {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--circuit-accent);
    margin-bottom: var(--space-lg);
}

.series-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.series-list li {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(27, 153, 139, 0.3);
    transition: all var(--transition-fast);
}

.series-list li:hover {
    border-color: var(--circuit-primary);
    background: rgba(27, 153, 139, 0.1);
}

.series-list li.series-current {
    border-color: var(--circuit-accent);
    background: rgba(237, 33, 124, 0.1);
}

.series-number {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--circuit-primary);
    font-weight: 700;
    min-width: 2rem;
}

.series-title {
    font-family: var(--font-primary);
    color: var(--light);
    text-decoration: none;
    font-weight: 600;
    transition: color var(--transition-fast);
}

a.series-title:hover {
    color: var(--circuit-primary);
}

/* Article Footer */
.article-footer {
    margin-top: var(--space-5xl);
    padding-top: var(--space-3xl);
    border-top: 2px solid var(--circuit-primary);
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    align-items: center;
    margin-bottom: var(--space-3xl);
}

.tag-label {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--light);
    opacity: 0.7;
    text-transform: uppercase;
}

.article-tag {
    font-family: var(--font-code);
    font-size: 0.875rem;
    color: var(--circuit-primary);
    text-decoration: none;
    padding: var(--space-xs) var(--space-md);
    border: 1px solid var(--circuit-primary);
    background: rgba(27, 153, 139, 0.05);
    transition: all var(--transition-fast);
}

.article-tag:hover {
    background: rgba(27, 153, 139, 0.15);
    border-color: var(--circuit-accent);
    color: var(--circuit-accent);
}

.article-cta {
    text-align: center;
    padding: var(--space-3xl);
    background: rgba(27, 153, 139, 0.05);
    border: 2px solid var(--circuit-primary);
    margin: var(--space-3xl) 0;
}

.article-cta h3 {
    font-size: 1.5rem;
    color: var(--light);
    margin-bottom: var(--space-md);
}

.article-cta p {
    color: var(--light);
    opacity: 0.9;
    margin-bottom: var(--space-xl);
}

.article-nav {
    display: flex;
    justify-content: space-between;
    gap: var(--space-lg);
    flex-wrap: wrap;
    margin-top: var(--space-3xl);
}

.article-nav a {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--circuit-primary);
    text-decoration: none;
    padding: var(--space-md) var(--space-lg);
    border: 2px solid var(--circuit-primary);
    transition: all var(--transition-fast);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.article-nav a:hover {
    background: rgba(27, 153, 139, 0.1);
    border-color: var(--circuit-accent);
    color: var(--circuit-accent);
    transform: translateY(-2px);
}

.nav-back {
    flex: 1;
    text-align: center;
}

/* Responsive adjustments for articles */
@media (max-width: 768px) {
    .blog-article {
        padding: var(--space-3xl) var(--space-md);
    }
    
    .article-content {
        font-size: 1rem;
    }
    
    .article-nav {
        flex-direction: column;
    }
    
    .article-nav a {
        width: 100%;
        text-align: center;
    }
}

/* Responsive adjustments for blog */
@media (max-width: 768px) {
    .blog-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .blog-hero {
        padding: var(--space-3xl) var(--space-md);
    }
    
    .blog-card-footer {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media print {
    .site-header,
    .hero-buttons,
    .cta-section,
    .nav-toggle {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .hero,
    .products,
    .data-flow,
    .architecture {
        page-break-inside: avoid;
    }
}