:root {
    --bg-color: #0F0F12;
    --accent-color: #FF2E4D;
}

.skip-link {
    position: absolute;
    top: -100px;
    left: 0;
    background: var(--accent-color);
    color: #FFF;
    padding: 10px 15px;
    z-index: 9999;
    text-decoration: none;
    font-weight: bold;
}
.skip-link:focus { top: 0; }

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

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

body {
    font-family: 'Noto Sans SC', sans-serif;
    line-height: 1.6;
    color: #FFF;
    background-color: var(--bg-color);
    /* Carbon fiber texture */
    background-image: repeating-linear-gradient(45deg, #15151A 0, #15151A 2px, var(--bg-color) 2px, var(--bg-color) 4px);
}

/* Typography Overrides */
h1, h2, h3, .logo {
    font-family: 'Archivo', 'Noto Sans SC', sans-serif;
    font-weight: 900;
    font-style: italic;
    text-transform: uppercase;
    letter-spacing: -1px;
    color: #FFF;
}

/* Header */
.header {
    background-color: rgba(15, 15, 18, 0.95);
    padding: 1rem max(2rem, calc((100% - 1200px) / 2));
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid var(--accent-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-size: 1.8rem;
    color: var(--accent-color);
    text-decoration: none;
}

.nav a {
    margin-left: 1.5rem;
    text-decoration: none;
    color: #FFF;
    font-weight: 900;
    font-style: italic;
    text-transform: uppercase;
    transition: color 0.2s;
}

.nav a:hover {
    color: var(--accent-color);
}

.header-action {
    margin-left: 1.5rem;
}

.header-btn {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background-color: #FFF;
    color: var(--bg-color);
    text-decoration: none;
    font-weight: 900;
    font-style: italic;
    text-transform: uppercase;
    border: 2px solid #FFF;
    transition: transform 0.1s cubic-bezier(0.2, 2, 0.4, 1), background-color 0.2s;
}

.header-btn:hover {
    background-color: var(--accent-color);
    color: #FFF;
    border-color: var(--accent-color);
    transform: scale(0.95);
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 6rem 1rem;
    background: transparent;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 0px var(--accent-color);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: #CCC;
    font-weight: bold;
}

/* Buttons */
.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background-color: var(--accent-color);
    color: #FFF;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 900;
    font-style: italic;
    font-family: 'Archivo', 'Noto Sans SC', sans-serif;
    text-transform: uppercase;
    transition: transform 0.1s cubic-bezier(0.2, 2, 0.4, 1), background-color 0.2s;
    border: none;
    cursor: pointer;
    margin: 0.5rem;
    box-shadow: 0 4px 15px rgba(255, 46, 77, 0.4);
}

.cta-button:active, .cta-button:hover {
    background-color: #D41F3A;
    transform: scale(0.95);
}

.secondary-button {
    background-color: transparent;
    border: 2px solid #FFF;
    color: #FFF;
    box-shadow: none;
}

.secondary-button:active, .secondary-button:hover {
    background-color: #FFF;
    color: var(--bg-color);
}

/* Sections Common */
section {
    padding: 4rem 1rem;
    scroll-margin-top: 100px;
    max-width: 1200px;
    margin: 0 auto;
}

section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    border-bottom: 4px solid var(--accent-color);
    display: inline-block;
    padding-bottom: 0.5rem;
}

/* Cards */
.card-container, .pricing-container, .review-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card, .pricing-card, .review {
    background: #111;
    padding: 2rem;
    border: 1px solid #333;
    position: relative;
    overflow: hidden;
    transition: border-color 0.3s;
}

.card { text-align: center; }

.card h3, .pricing-card h3 {
    margin-bottom: 1rem;
    color: #FFF;
    font-size: 1.5rem;
}

.card p { color: #AAA; }

/* Hover diagonal red sweep */
.card::before, .pricing-card::before, .review::before {
    content: '';
    position: absolute;
    top: -50%; left: -150%;
    width: 200%; height: 200%;
    background: linear-gradient(105deg, transparent 40%, rgba(255, 46, 77, 0.6) 50%, transparent 60%);
    transition: left 0.4s ease-in-out;
    z-index: 1;
    pointer-events: none;
    transform: rotate(20deg);
}
.card:hover::before, .pricing-card:hover::before, .review:hover::before {
    left: 100%;
}
.card > *, .pricing-card > *, .review > * {
    position: relative;
    z-index: 2;
}

/* Hover tachometer effect */
.card::after, .pricing-card::after, .review::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 0%; height: 3px;
    background-color: var(--accent-color);
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 2;
}
.card:hover::after, .pricing-card:hover::after, .review:hover::after {
    width: 100%;
}

/* Pricing Overrides */
.pricing-card {
    padding: 3rem 2rem;
    text-align: center;
}

.pricing-card.popular {
    border: 2px solid var(--accent-color);
    transform: scale(1.05);
}
.pricing-card.popular:hover {
    transform: scale(1.05);
}

.price {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 3rem;
    font-weight: 700;
    margin: 1.5rem 0;
    color: var(--accent-color);
    text-shadow: 0 0 10px rgba(255, 46, 77, 0.5);
}

.price span {
    font-size: 1.2rem;
    color: #777;
    font-family: 'Noto Sans SC', sans-serif;
    font-style: normal;
}

.pricing-card ul {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-card ul li {
    margin-bottom: 0.8rem;
    color: #CCC;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.9rem;
}

/* Reviews Overrides */
.reviews {
    background-color: transparent;
    border-top: 1px dashed #333;
    border-bottom: 1px dashed #333;
}

.review {
    font-style: italic;
    color: #CCC;
    font-family: 'IBM Plex Mono', monospace;
}

.review .author {
    margin-top: 1rem;
    font-style: normal;
    font-weight: bold;
    color: var(--accent-color);
    text-align: right;
}

/* FAQ */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: #111;
    padding: 1.5rem;
    margin-bottom: 1rem;
    border: 1px solid #333;
    border-left: 4px solid var(--accent-color);
    transition: transform 0.2s;
}
.faq-item:hover {
    transform: translateX(10px);
}

.faq-item h3 {
    margin-bottom: 0.5rem;
    color: #FFF;
}
.faq-item p {
    color: #AAA;
}

/* Footer */
.footer {
    background-color: #000;
    color: #666;
    text-align: center;
    padding: 3rem 1rem;
    margin-top: 2rem;
    border-top: 2px solid var(--accent-color);
}

.footer-links {
    margin-bottom: 1.5rem;
}

.footer-links a {
    color: #FFF;
    text-decoration: none;
    margin: 0 1rem;
    font-weight: 900;
    font-style: italic;
    text-transform: uppercase;
}

.footer-links a:hover {
    color: var(--accent-color);
}

/* Subpages Container */
.page-container {
    max-width: 800px;
    margin: 4rem auto;
    padding: 2rem;
    background: #111;
    border: 1px solid #333;
    border-top: 4px solid var(--accent-color);
}

.page-container h1 {
    color: #FFF;
    border-bottom: 1px solid #333;
    padding-bottom: 1rem;
}

.page-container h2 {
    color: var(--accent-color);
}

.page-container p, .page-container li {
    color: #CCC;
}

.page-container a {
    color: #FFF;
    text-decoration: none;
    transition: color 0.2s;
}

.page-container a:hover {
    color: var(--accent-color);
    text-decoration: underline;
}

.page-container ul {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.page-container li {
    margin-bottom: 0.5rem;
}

.back-link {
    display: inline-block;
    margin-top: 2rem;
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 900;
    font-style: italic;
    text-transform: uppercase;
}

.back-link:hover {
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
    .header {
        flex-direction: column;
        padding: 1rem;
    }
    
    .nav {
        margin-top: 1rem;
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }
    
    .nav a { margin-left: 0; }
    .header-action { margin-top: 1rem; margin-left: 0; }

    .hero { padding: 4rem 1rem; }
    .hero h1 { font-size: 2.2rem; }

    .pricing-card.popular {
        transform: none;
        border: 2px solid var(--accent-color);
    }
    .pricing-card.popular:hover { transform: none; }

    .footer-links {
        display: flex;
        flex-direction: column;
        gap: 1rem;
    }
    .footer-links a { margin: 0; padding: 10px 0; }

    .cta-button { width: 100%; max-width: 300px; }
}

details.faq-item summary { cursor: pointer; list-style: none; outline: none; }
details.faq-item summary::-webkit-details-marker { display: none; }
details.faq-item summary h3 { display: inline-block; margin-bottom: 0; transition: color 0.2s;}
details.faq-item summary:focus h3, details.faq-item summary:hover h3 { color: var(--accent-color); }
details.faq-item p { margin-top: 1rem; }