/* style.css - Premium Cyber Dark Styling for makemoney 86 */

/* --- CSS Variables / Design System --- */
:root {
    --bg-primary: #080312;
    --bg-secondary: #110624;
    --bg-card: rgba(26, 10, 41, 0.6);
    --border-color: rgba(255, 255, 255, 0.06);
    --border-glow: rgba(223, 32, 240, 0.15);
    
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    --color-primary: #df20f0; /* Neon Purple / Fuchsia */
    --color-primary-glow: rgba(223, 32, 240, 0.5);
    --color-secondary: #00ff66; /* Neon Green */
    --color-secondary-glow: rgba(0, 255, 102, 0.5);
    --color-accent: #00ff66; /* Neon Green */
    --color-success: #10b981; /* Green */
    
    --font-main: 'Plus Jakarta Sans', sans-serif;
    --transition-smooth: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Base Settings & Reset --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

a {
    color: inherit;
    text-decoration: none;
}

/* --- Ambient Glow Backgrounds --- */
.glow-bg {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(150px);
    opacity: 0.12;
    z-index: -1;
    pointer-events: none;
}
.glow-purple {
    background: var(--color-primary);
    top: -100px;
    right: -100px;
}
.glow-cyan {
    background: var(--color-secondary);
    bottom: -100px;
    left: -100px;
}

/* --- Typographical Utilities --- */
.gradient-text {
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.accent-text {
    color: var(--color-secondary);
    font-weight: 800;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 10px 22px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 99px;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 1px solid transparent;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
    color: #ffffff;
    box-shadow: 0 4px 20px rgba(6, 182, 212, 0.25);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(6, 182, 212, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}
.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--color-secondary);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--color-secondary);
    color: var(--color-secondary);
}
.btn-outline:hover {
    background: rgba(6, 182, 212, 0.1);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 14px 32px;
    font-size: 1.05rem;
}

/* --- Badges --- */
.badge {
    display: inline-block;
    padding: 6px 14px;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 99px;
    background: rgba(6, 182, 212, 0.1);
    color: var(--color-secondary);
    border: 1px solid rgba(6, 182, 212, 0.2);
    margin-bottom: 20px;
}
.badge-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
    border-color: rgba(16, 185, 129, 0.2);
}
.badge-hot {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border-color: rgba(239, 68, 68, 0.2);
    font-size: 0.65rem;
    padding: 2px 8px;
    margin-left: 8px;
}

/* --- Header & Navigation --- */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 12, 16, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    height: 80px;
    display: flex;
    align-items: center;
    transition: var(--transition-smooth);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-logo {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    object-fit: cover;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.logo-text {
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    gap: 32px;
}

.nav-link {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 500;
    transition: var(--transition-smooth);
    position: relative;
    padding: 6px 0;
}
.nav-link:hover {
    color: var(--text-primary);
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-secondary);
    transition: var(--transition-smooth);
}
.nav-link:hover::after {
    width: 100%;
}

.icon-tg {
    width: 18px;
    height: 18px;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    transition: var(--transition-smooth);
}

/* --- Hero Section --- */
.hero-section {
    padding: 160px 0 100px 0;
    position: relative;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
    gap: 60px;
}

.hero-title {
    font-size: 3.8rem;
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -1.5px;
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 540px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 50px;
}

.hero-stats {
    display: flex;
    gap: 40px;
    border-top: 1px solid var(--border-color);
    padding-top: 30px;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-num {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    background: linear-gradient(135deg, #ffffff 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* --- Code Editor Card --- */
.hero-visual {
    display: flex;
    justify-content: center;
}

.code-card {
    width: 100%;
    max-width: 480px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4), 0 0 40px rgba(124, 58, 237, 0.08);
}

.code-header {
    background: #0b0e14;
    padding: 14px 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}
.red { background: #ff5f56; }
.yellow { background: #ffbd2e; }
.green { background: #27c93f; }

.file-name {
    margin-left: 10px;
    font-family: monospace;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.code-body {
    padding: 24px;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.85rem;
    line-height: 1.6;
    color: #e2e8f0;
}

.keyword { color: #ff79c6; }
.string { color: #f1fa8c; }
.number { color: #bd93f9; }
.comment { color: #6272a4; font-style: italic; }

/* --- Section Headers --- */
.section-header {
    text-align: center;
    max-width: 650px;
    margin: 0 auto 60px auto;
}

.section-title {
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

/* --- Philosophy / About Section --- */
.about-section {
    padding: 80px 0;
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.p-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 40px 30px;
    border-radius: 20px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: var(--transition-smooth);
}
.p-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-primary-glow);
    box-shadow: 0 20px 40px rgba(124, 58, 237, 0.05);
}

.p-icon {
    font-size: 2.5rem;
    margin-bottom: 24px;
}

.p-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.p-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* --- Features Section --- */
.features-section {
    padding: 80px 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 35px;
    border-radius: 20px;
    backdrop-filter: blur(12px);
    transition: var(--transition-smooth);
}
.feature-card:hover {
    border-color: var(--color-secondary-glow);
    transform: scale(1.02);
}

.feature-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 16px;
}

.feature-number {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--color-secondary);
    opacity: 0.5;
}

.feature-card h3 {
    font-size: 1.35rem;
    font-weight: 600;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.98rem;
}

/* --- Free Tool & Lead Magnet Section --- */
.free-tools-section {
    padding: 80px 0;
}

.tool-banner {
    background: radial-gradient(100% 100% at 0% 0%, rgba(6, 182, 212, 0.15) 0%, rgba(124, 58, 237, 0.04) 100%), var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 30px;
    padding: 60px;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
    align-items: center;
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.3);
}

.tool-banner-content h2 {
    font-size: 2.4rem;
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.tool-banner-content p {
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.tool-spec {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.tool-spec strong {
    color: var(--text-secondary);
}

.download-box {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.icon-github {
    width: 20px;
    height: 20px;
}

.tool-note {
    font-size: 0.8rem !important;
    color: var(--text-muted) !important;
    margin: 0 !important;
}

.tool-banner-preview {
    display: flex;
    justify-content: center;
    position: relative;
}

.tool-img {
    width: 260px;
    height: 260px;
    object-fit: contain;
    border-radius: 24px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.05);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

/* --- Blog Section --- */
.blog-section {
    padding: 80px 0;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.blog-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    overflow: hidden;
    backdrop-filter: blur(12px);
    transition: var(--transition-smooth);
}
.blog-card:hover {
    transform: translateY(-8px);
    border-color: rgba(255, 255, 255, 0.15);
}

.blog-img-placeholder {
    height: 180px;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.2) 0%, rgba(6, 182, 212, 0.2) 100%);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.blog-tag {
    position: absolute;
    bottom: 15px;
    left: 15px;
    background: rgba(10, 12, 16, 0.8);
    backdrop-filter: blur(8px);
    padding: 4px 12px;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 99px;
    border: 1px solid var(--border-color);
}

.blog-content {
    padding: 24px;
}

.blog-title-link {
    font-size: 1.15rem;
    font-weight: 600;
    line-height: 1.4;
    transition: var(--transition-smooth);
}
.blog-title-link:hover {
    color: var(--color-secondary);
}

.blog-excerpt {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 16px 0 24px 0;
}

.blog-footer {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* --- Footer --- */
.main-footer {
    background: #07090c;
    border-top: 1px solid var(--border-color);
    padding: 80px 0 30px 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 0.8fr 1.2fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 20px 0;
    max-width: 320px;
}

.social-icons {
    display: flex;
    gap: 16px;
}

.social-icon {
    width: 20px;
    height: 20px;
    color: var(--text-secondary);
    transition: var(--transition-smooth);
}
.social-icon:hover {
    color: var(--color-secondary);
    transform: scale(1.1);
}

.footer-links h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}
.footer-links a:hover {
    color: var(--text-primary);
    padding-left: 4px;
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 30px;
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* --- Social Links Section --- */
.social-links-section {
    padding: 80px 0;
    position: relative;
}

.social-links-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.social-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 35px 30px;
    border-radius: 20px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
}

.social-card:hover {
    transform: translateY(-8px) scale(1.02);
    text-decoration: none;
}

.social-card.bio:hover {
    border-color: #df20f0;
    box-shadow: 0 10px 30px rgba(223, 32, 240, 0.22), 0 0 15px rgba(223, 32, 240, 0.35);
}
.social-card.facebook:hover {
    border-color: #1877f2;
    box-shadow: 0 10px 30px rgba(24, 119, 242, 0.22), 0 0 15px rgba(24, 119, 242, 0.35);
}
.social-card.tiktok:hover {
    border-color: #00f2fe;
    box-shadow: 0 10px 30px rgba(0, 242, 254, 0.22), 0 0 15px rgba(0, 242, 254, 0.35);
}
.social-card.zalo:hover {
    border-color: #0068ff;
    box-shadow: 0 10px 30px rgba(0, 104, 255, 0.22), 0 0 15px rgba(0, 104, 255, 0.35);
}
.social-card.collshp:hover {
    border-color: #ff5e3a;
    box-shadow: 0 10px 30px rgba(255, 94, 58, 0.22), 0 0 15px rgba(255, 94, 58, 0.35);
}
.social-card.bio-network:hover {
    border-color: #10b981;
    box-shadow: 0 10px 30px rgba(16, 185, 129, 0.22), 0 0 15px rgba(16, 185, 129, 0.35);
}

.social-card-top {
    margin-bottom: 20px;
}

.social-card-icon {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.social-card.bio .social-card-icon { color: #df20f0; background: rgba(223, 32, 240, 0.1); }
.social-card.facebook .social-card-icon { color: #1877f2; background: rgba(24, 119, 242, 0.1); }
.social-card.tiktok .social-card-icon { color: #00f2fe; background: rgba(0, 242, 254, 0.1); }
.social-card.zalo .social-card-icon { color: #0068ff; background: rgba(0, 104, 255, 0.1); }
.social-card.collshp .social-card-icon { color: #ff5e3a; background: rgba(255, 94, 58, 0.1); }
.social-card.bio-network .social-card-icon { color: #10b981; background: rgba(16, 185, 129, 0.1); }

.social-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.social-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}

.social-card-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 20px;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--color-secondary);
    transition: var(--transition-smooth);
}

.social-card-link svg {
    width: 16px;
    height: 16px;
    transition: var(--transition-smooth);
}

.social-card:hover .social-card-link {
    color: var(--text-primary);
}

.social-card:hover .social-card-link svg {
    transform: translateX(4px);
}

/* --- Responsive Adaptability (Mobile Screens) --- */
@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .social-links-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .tool-banner {
        grid-template-columns: 1fr;
        padding: 40px;
        text-align: center;
    }
    
    .tool-spec {
        justify-content: center;
    }
    
    .download-box {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: var(--bg-primary);
        flex-direction: column;
        align-items: center;
        padding-top: 60px;
        gap: 40px;
        transition: var(--transition-smooth);
        border-top: 1px solid var(--border-color);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .header-actions {
        display: none;
    }
    
    .hero-title {
        font-size: 2.6rem;
    }
    
    .philosophy-grid, .features-grid, .social-links-grid, .blog-grid, .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-grid {
        gap: 40px;
    }
}


/* --- HTML Tool Card Custom Styling --- */
.html-tool-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 28px;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition-smooth);
}

.html-tool-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4), 0 0 25px var(--color-primary-glow);
}

.html-tool-card .tool-card-content {
    display: flex;
    flex-direction: column;
    height: 100%;
}