/* ===== DriveWipe Theme ===== */
/* Dark navy + hot coral, security-focused design */
/* Fonts: Inter (body), Montserrat (headings) */

/* --- CSS Custom Properties --- */
:root {
    --color-primary: #1a2332;
    --color-primary-light: #243044;
    --color-accent: #FF6B4A;
    --color-accent-hover: #E85A3A;
    --color-accent-light: rgba(255, 107, 74, 0.08);
    --color-bg: #F7F8FA;
    --color-card: #FFFFFF;
    --color-text: #1a2332;
    --color-text-secondary: #4a5568;
    --color-text-muted: #718096;
    --color-border: #E2E8F0;
    --color-border-medium: #CBD5E0;
    --color-success: #38A169;
    --color-error: #E53E3E;
    --color-code-bg: #1E293B;
    --color-code-text: #E2E8F0;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: 'Montserrat', Arial, sans-serif;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-primary);
    line-height: 1.3;
    margin-top: 1.8em;
    margin-bottom: 0.6em;
}

h1 { font-size: 2.2rem; font-weight: 700; }
h2 { font-size: 1.6rem; font-weight: 600; }
h3 { font-size: 1.3rem; font-weight: 600; }
h4 { font-size: 1.1rem; font-weight: 600; }

p {
    margin-bottom: 1.2em;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color 0.2s;
}

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

img {
    max-width: 100%;
    height: auto;
}

ul, ol {
    margin-bottom: 1.2em;
    padding-left: 1.5em;
}

li {
    margin-bottom: 0.4em;
}

strong {
    font-weight: 700;
}

hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: 2em 0;
}

/* --- Layout --- */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.container-narrow {
    max-width: 760px;
}

/* --- Header --- */
.site-header {
    background: var(--color-primary);
    padding: 0.8rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.site-logo img {
    height: 36px;
    width: auto;
}

.site-logo:hover {
    text-decoration: none;
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: 1.5rem;
    padding: 0;
    margin: 0;
}

.nav-menu li a {
    font-size: 0.95rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    padding: 0.3rem 0;
    border-bottom: 2px solid transparent;
    transition: color 0.2s, border-color 0.2s;
}

.nav-menu li a:hover,
.nav-menu li a.active {
    color: #fff;
    border-bottom-color: var(--color-accent);
    text-decoration: none;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    flex-direction: column;
    gap: 5px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: #fff;
    transition: transform 0.3s;
}

/* --- Hero (Homepage) --- */
.hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 50%, #2a3f5f 100%);
    padding: 3rem 0 2.5rem;
    text-align: center;
}

.hero h1 {
    font-size: 2.1rem;
    margin-top: 0;
    margin-bottom: 0.8rem;
    color: #fff;
    font-weight: 800;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.75);
    max-width: 640px;
    margin: 0 auto 2rem;
    line-height: 1.6;
}

.hero-cta {
    display: inline-block;
    background: var(--color-accent);
    color: #fff;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.05rem;
    padding: 0.85rem 2.2rem;
    border-radius: 6px;
    text-decoration: none;
    transition: background 0.2s, transform 0.2s;
}

.hero-cta:hover {
    background: var(--color-accent-hover);
    color: #fff;
    text-decoration: none;
    transform: translateY(-1px);
}

/* --- Category Grid (Homepage) --- */
.categories-overview {
    padding: 3.5rem 0 4.5rem;
}

.categories-overview h2 {
    text-align: center;
    margin-top: 0;
    margin-bottom: 2rem;
    font-size: 1.8rem;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.category-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 1.8rem;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
    display: block;
}

.category-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    border-color: var(--color-accent);
    text-decoration: none;
}

.category-card-icon {
    font-size: 2rem;
    margin-bottom: 0.6rem;
    display: block;
}

.category-card h2 {
    font-size: 1.25rem;
    margin-top: 0;
    margin-bottom: 0.5rem;
    color: var(--color-primary);
}

.category-card p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0;
    line-height: 1.5;
}

/* --- Category Page --- */
.category-page {
    padding: 2.5rem 0 4rem;
}

.category-page h1 {
    margin-top: 0;
}

.category-intro {
    margin-bottom: 2rem;
    color: var(--color-text-secondary);
}

.article-count {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
}

.article-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.article-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 1.5rem 1.8rem;
    text-decoration: none;
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.article-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    text-decoration: none;
}

.article-card-thumb {
    width: 180px;
    min-width: 180px;
    border-radius: 6px;
    overflow: hidden;
    flex-shrink: 0;
}

.article-card-thumb img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    display: block;
}

.article-card-body {
    flex: 1;
}

.article-card h2 {
    font-size: 1.2rem;
    margin: 0 0 0.4rem;
    color: var(--color-primary);
}

.article-card p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

.article-card-meta {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: 0.5rem;
}

/* --- Article Page --- */
.article-page {
    padding: 2.5rem 0 4rem;
}

/* --- Breadcrumbs --- */
.breadcrumbs {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
}

.breadcrumbs a {
    color: var(--color-text-muted);
    text-decoration: none;
}

.breadcrumbs a:hover {
    color: var(--color-accent);
    text-decoration: none;
}

.breadcrumbs span {
    margin: 0 0.4rem;
    color: var(--color-border-medium);
}

/* --- Article Category Badge --- */
.article-category a {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-accent);
    text-decoration: none;
    display: inline-block;
    margin-bottom: 0.3rem;
}

.article-category a:hover {
    color: var(--color-accent-hover);
    text-decoration: none;
}

/* --- Article Meta --- */
.article-page h1 {
    margin-top: 0.3rem;
    margin-bottom: 0.8rem;
    font-size: 2.4rem;
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem 1.2rem;
    font-size: 0.88rem;
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-border);
}

.article-meta .meta-updated {
    font-weight: 600;
    color: var(--color-text-secondary);
}

/* --- Affiliate Disclaimer --- */
.affiliate-disclaimer {
    background: var(--color-accent-light);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 0.7rem 1rem;
    font-size: 0.82rem;
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
}

/* --- Article Hero Image --- */
.article-hero {
    margin: 0 0 2rem;
    border-radius: 8px;
    overflow: hidden;
}

.article-hero img {
    width: 100%;
    height: auto;
    display: block;
}

/* --- Article Content --- */
.article-content h2 {
    margin-top: 2.2em;
    padding-top: 0.5em;
}

.article-content h3 {
    margin-top: 1.6em;
    padding-left: 0.8rem;
    border-left: 3px solid var(--color-accent);
}

.article-content ul,
.article-content ol {
    margin-bottom: 1.4em;
}

.article-content li {
    margin-bottom: 0.5em;
}

.article-content > p > img {
    border-radius: 6px;
    display: block;
    margin: 2rem auto;
    max-height: 420px;
    width: 100%;
    object-fit: cover;
}

.article-content figure {
    margin: 2rem 0;
    text-align: center;
}

.article-content figure img {
    border-radius: 6px;
    max-width: 100%;
    height: auto;
}

.article-content figure figcaption {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: 0.5rem;
    font-style: italic;
}

/* Blockquotes — Key Takeaways style */
.article-content blockquote {
    border-left: 3px solid var(--color-accent);
    padding: 1rem 1.4rem;
    margin: 1.5em 0;
    background: var(--color-accent-light);
    border-radius: 0 6px 6px 0;
    color: var(--color-text-secondary);
}

.article-content blockquote p:last-child {
    margin-bottom: 0;
}

/* --- Comparison Tables --- */
.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5em 0;
    font-size: 0.95rem;
}

.article-content th,
.article-content td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.article-content th {
    background: var(--color-primary);
    color: #fff;
    font-weight: 700;
    font-family: var(--font-heading);
    font-size: 0.9rem;
}

.article-content th:first-child {
    border-radius: 6px 0 0 0;
}

.article-content th:last-child {
    border-radius: 0 6px 0 0;
}

.article-content tr:nth-child(even) {
    background: var(--color-bg);
}

.article-content tr:hover {
    background: var(--color-accent-light);
}

.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* --- Code Blocks --- */
.article-content pre {
    background: var(--color-code-bg);
    color: var(--color-code-text);
    padding: 1.2rem 1.5rem;
    border-radius: 6px;
    overflow-x: auto;
    margin: 1.5em 0;
    font-size: 0.9rem;
    line-height: 1.6;
}

.article-content code {
    font-family: 'Fira Code', 'Consolas', 'Monaco', monospace;
    font-size: 0.9em;
}

.article-content p code,
.article-content li code {
    background: var(--color-bg);
    color: var(--color-accent);
    padding: 0.15rem 0.4rem;
    border-radius: 3px;
    font-size: 0.88em;
}

.article-content pre code {
    background: none;
    color: inherit;
    padding: 0;
    border-radius: 0;
    font-size: inherit;
}

/* --- FAQ Section --- */
.article-content h2 ~ h3 {
    font-size: 1.15rem;
    color: var(--color-text);
}

/* --- Sources --- */
.article-content hr ~ p,
.article-content hr ~ ul {
    font-size: 0.88rem;
    color: var(--color-text-muted);
}

.article-content hr ~ ul a {
    word-break: break-all;
}

/* --- Bottom Line highlight --- */
.article-content p strong:first-child {
    color: var(--color-primary);
}

/* --- Article Author / Footer --- */
.article-author {
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* --- Form Styling --- */
.form-container {
    margin-top: 1.5rem;
}

form label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.3rem;
    color: var(--color-text);
    font-size: 0.95rem;
}

form input[type="text"],
form input[type="email"],
form textarea,
form select {
    width: 100%;
    padding: 0.7rem 0.9rem;
    border: 1px solid var(--color-border-medium);
    border-radius: 6px;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-text);
    background: var(--color-card);
    margin-bottom: 1.2rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

form input[type="text"]:focus,
form input[type="email"]:focus,
form textarea:focus,
form select:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(255, 107, 74, 0.15);
}

form textarea {
    min-height: 140px;
    resize: vertical;
}

form button[type="submit"],
form input[type="submit"] {
    background: var(--color-accent);
    color: #fff;
    border: none;
    padding: 0.75rem 2rem;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1rem;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.2s, transform 0.2s;
}

form button[type="submit"]:hover,
form input[type="submit"]:hover {
    background: var(--color-accent-hover);
    transform: translateY(-1px);
}

/* --- Footer --- */
.site-footer {
    background: var(--color-primary);
    color: rgba(255, 255, 255, 0.7);
    padding: 3.5rem 0 1.5rem;
    margin-top: 3rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2.5rem;
}

.site-footer h3 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    margin-top: 0;
    margin-bottom: 0.8rem;
}

.site-footer p {
    font-size: 0.9rem;
    line-height: 1.6;
}

.site-footer ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.site-footer li {
    margin-bottom: 0.4rem;
}

.site-footer a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.site-footer a:hover {
    color: var(--color-accent);
    text-decoration: none;
}

.footer-about .affiliate-disclosure {
    font-size: 0.78rem;
    color: rgba(255, 255, 255, 0.45);
    margin-top: 0.8rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    padding-top: 1.5rem;
    text-align: center;
    font-size: 0.85rem;
}

/* --- Responsive: 768px --- */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-primary-light);
        flex-direction: column;
        padding: 1rem 1.5rem;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
        gap: 0;
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-menu li a {
        display: block;
        padding: 0.6rem 0;
        color: rgba(255, 255, 255, 0.85);
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero {
        padding: 3.5rem 0 3rem;
    }

    .category-grid {
        grid-template-columns: 1fr 1fr;
    }

    .article-card {
        flex-direction: column;
    }

    .article-card-thumb {
        width: 100%;
        min-width: auto;
    }

    .article-card-thumb img {
        height: 160px;
    }

    .article-meta {
        flex-direction: column;
        gap: 0.2rem;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1.5rem;
    }

    .article-page h1 {
        font-size: 1.8rem;
    }

    h1 { font-size: 1.8rem; }
    h2 { font-size: 1.4rem; }

    .article-content table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
}

/* --- Responsive: 480px --- */
@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .hero {
        padding: 2.5rem 0 2rem;
    }

    .hero h1 {
        font-size: 1.6rem;
    }

    .hero-cta {
        display: block;
        text-align: center;
    }

    .category-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .categories-overview {
        padding: 2rem 0 3rem;
    }
}