/* 3ATech Printer Toolkit - Web Design System */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
    --bg-dark: #0a0c10;
    --bg-card: rgba(17, 20, 28, 0.7);
    --bg-card-hover: rgba(22, 27, 38, 0.85);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-glow: rgba(0, 229, 255, 0.3);
    
    --primary: #00e5ff;
    --primary-glow: rgba(0, 229, 255, 0.4);
    --primary-dim: #00b0ff;
    
    --success: #00e676;
    --success-glow: rgba(0, 230, 118, 0.3);
    
    --warning: #ffea00;
    
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --text-dim: #6b7280;
    
    --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    --blur-strength: 16px;
    --transition-speed: 0.3s;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Background Glowing Orbs */
body::before {
    content: '';
    position: absolute;
    top: -10%;
    left: -10%;
    width: 50%;
    height: 60%;
    background: radial-gradient(circle, rgba(0, 229, 255, 0.08) 0%, transparent 70%);
    z-index: -1;
    pointer-events: none;
}

body::after {
    content: '';
    position: absolute;
    bottom: -10%;
    right: -10%;
    width: 60%;
    height: 70%;
    background: radial-gradient(circle, rgba(0, 230, 118, 0.05) 0%, transparent 70%);
    z-index: -1;
    pointer-events: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

/* Header Section */
header {
    text-align: center;
    margin-bottom: 4rem;
    padding-top: 2rem;
}

.logo-container {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary), var(--success));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    color: #000;
    font-size: 1.5rem;
    box-shadow: 0 0 20px var(--primary-glow);
}

.logo-text {
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: -1px;
    background: linear-gradient(to right, #ffffff, #d1d5db);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

header h1 {
    font-size: 2.8rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1rem;
    background: linear-gradient(to right, #ffffff, var(--primary), var(--success));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

header p {
    color: var(--text-muted);
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Installer Command Box */
.installer-box {
    background: var(--bg-card);
    backdrop-filter: blur(var(--blur-strength));
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2rem;
    max-width: 800px;
    margin: 0 auto 4rem auto;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    position: relative;
    transition: border-color var(--transition-speed);
}

.installer-box:hover {
    border-color: var(--border-color-glow);
    box-shadow: 0 10px 40px rgba(0, 229, 255, 0.05);
}

.installer-title {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.installer-code-container {
    display: flex;
    align-items: center;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 1rem 1.5rem;
    position: relative;
}

code.installer-cmd {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    color: #e5e7eb;
    white-space: nowrap;
    overflow-x: auto;
    flex-grow: 1;
    padding-right: 3rem;
}

/* Custom Scrollbar for Code */
code.installer-cmd::-webkit-scrollbar {
    height: 4px;
}
code.installer-cmd::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 2px;
}

.copy-btn {
    position: absolute;
    right: 0.75rem;
    background: linear-gradient(135deg, var(--primary), var(--primary-dim));
    border: none;
    border-radius: 8px;
    color: #000;
    font-family: var(--font-sans);
    font-weight: 700;
    font-size: 0.9rem;
    padding: 0.6rem 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: transform 0.1s, opacity var(--transition-speed);
}

.copy-btn:hover {
    opacity: 0.9;
    box-shadow: 0 0 12px var(--primary-glow);
}

.copy-btn:active {
    transform: scale(0.96);
}

/* Feature Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-bottom: 5rem;
}

.feature-card {
    background: var(--bg-card);
    backdrop-filter: blur(var(--blur-strength));
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2.5rem 2rem;
    transition: transform var(--transition-speed), border-color var(--transition-speed);
    cursor: default;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.15);
    background: var(--bg-card-hover);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    display: inline-block;
}

.feature-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #fff;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.6;
}

.feature-list {
    margin-top: 1.5rem;
    list-style: none;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.feature-list li::before {
    content: '✔';
    color: var(--success);
    font-weight: bold;
}

/* Actions Section */
.doc-link-section {
    text-align: center;
    margin-bottom: 5rem;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    transition: background var(--transition-speed), border-color var(--transition-speed);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
}

/* Footer styling */
footer {
    text-align: center;
    padding: 4rem 2rem 2rem 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-dim);
    font-size: 0.95rem;
}

footer a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition-speed);
}

footer a:hover {
    color: var(--primary);
}

/* Responsive details */
@media (max-width: 768px) {
    header h1 {
        font-size: 2.2rem;
    }
    
    .logo-text {
        font-size: 1.8rem;
    }
    
    .installer-box {
        padding: 1.5rem 1rem;
    }
    
    .copy-btn {
        position: static;
        width: 100%;
        margin-top: 1rem;
        justify-content: center;
    }
    
    .installer-code-container {
        flex-direction: column;
        align-items: stretch;
    }
    
    code.installer-cmd {
        padding-right: 0;
        text-align: center;
    }
}