/* HFT University - WordPress-inspired Design */

/* === FONTS === */
@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=DM+Mono:wght@300;400;500&display=swap');

/* === CSS VARIABLES === */
:root {
    /* Colors */
    --color-base: #ffffff;
    --color-contrast: #404040;
    --color-heading: #000000;
    --color-accent-1: #fdf1cd; /* Light cream/yellow - header/footer */
    --color-accent-2: #ecc3de; /* Light pink - buttons */
    --color-accent-3: #CEE3E2; /* Mint - button hover */
    --color-accent-4: #F6D1B6; /* Peach */
    --color-link: #11181fa6;

    /* Typography */
    --font-heading: 'DM Serif Display', serif;
    --font-mono: 'DM Mono', monospace;
    --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen-Sans, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;

    /* Spacing */
    --spacing-20: 0.44rem;
    --spacing-30: 0.25rem;
    --spacing-40: 1rem;
    --spacing-50: 1.75rem;
    --spacing-60: clamp(1.75rem, 3.5vw, 3.5rem);
    --spacing-70: clamp(3.5rem, 7.4vw, 5.25rem);

    /* Content widths */
    --content-width: 680px;
    --wide-width: 1110px;
}

/* === BASE STYLES === */
body {
    font-family: var(--font-body);
    font-weight: 300;
    line-height: 1.6;
    font-size: clamp(0.825rem, 0.825rem + ((1vw - 0.2rem) * 0.482), 1.0625rem);
    color: var(--color-contrast);
    background-color: var(--color-base);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

/* === CONTAINER CONSTRAINTS === */
.container {
    max-width: var(--wide-width);
}

/* Content sections with narrower max-width */
.content-constrained {
    max-width: var(--content-width);
    margin-left: auto;
    margin-right: auto;
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 400;
    color: var(--color-heading);
    margin-bottom: var(--spacing-40);
}

h1 {
    font-size: clamp(2.441rem, 2.441rem + ((1vw - 0.2rem) * 1.237), 3.052rem);
    line-height: 1.127;
}

h2 {
    font-size: clamp(1.953rem, 1.953rem + ((1vw - 0.2rem) * 0.988), 2.441rem);
    line-height: 1.152;
}

h3 {
    font-size: clamp(1.563rem, 1.563rem + ((1vw - 0.2rem) * 0.79), 1.953rem);
    line-height: 1.28;
}

.text-mono {
    font-family: var(--font-mono);
    font-size: 14px;
    letter-spacing: 0.5px;
}

.text-label {
    font-family: var(--font-mono);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* === BORDERS === */
.border-dashed {
    border-style: dashed !important;
    border-color: var(--color-contrast) !important;
    border-width: 1px !important;
}

.border-top-dashed {
    border-top: 1px dashed var(--color-contrast);
}

.border-bottom-dashed {
    border-bottom: 1px dashed var(--color-contrast);
}

/* === HEADER === */
.site-header {
    background-color: var(--color-accent-1);
}

.main-header {
    padding: var(--spacing-50) 0;
    background-color: var(--color-accent-1);
}

.site-title {
    font-family: var(--font-heading);
    font-size: clamp(1.953rem, 1.953rem + ((1vw - 0.2rem) * 0.988), 2.441rem);
    margin: 0;
}

.site-title a {
    color: var(--color-heading);
    text-decoration: none;
}

/* Header social icons - round black circles */
.social-icons-header {
    display: flex;
    flex-wrap: nowrap;
    gap: 0.35rem;
    align-items: center;
}

.social-icons-header a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background-color: #11181F;
    color: var(--color-base);
    border-radius: 50%;
    text-decoration: none;
    font-size: 14px;
    transition: background-color 0.2s;
}

.social-icons-header a:hover {
    background-color: var(--color-contrast);
    color: var(--color-base);
}

/* === NAVIGATION === */
.main-nav {
    background-color: var(--color-accent-1);
    border-top: 1px dashed var(--color-contrast);
    border-bottom: 1px dashed var(--color-contrast);
    padding: var(--spacing-40) 0;
}

.main-nav a {
    font-family: var(--font-mono);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-contrast);
    text-decoration: none;
    padding: 0.4rem 0.6rem;
    margin: 0 0.1rem;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--color-heading);
    background-color: rgba(0, 0, 0, 0.05);
}

/* === BUTTONS === */
.btn-custom {
    font-family: var(--font-mono);
    background-color: var(--color-accent-2);
    border: 1px solid var(--color-contrast);
    border-radius: 50px;
    color: var(--color-contrast);
    padding: calc(0.667em + 2px) calc(1.333em + 2px);
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
}

.btn-custom:hover {
    background-color: var(--color-accent-3);
    color: var(--color-heading);
}

.btn-outline-custom {
    font-family: var(--font-mono);
    background-color: transparent;
    border: 1px solid var(--color-contrast);
    border-radius: 50px;
    color: var(--color-contrast);
    padding: calc(0.667em + 2px) calc(1.333em + 2px);
}

.btn-outline-custom:hover {
    background-color: var(--color-accent-2);
    color: var(--color-heading);
}

/* === CARDS === */
.post-card {
    background-color: var(--color-base);
    border: 1px solid #e0e0e0;
    transition: transform 0.2s, box-shadow 0.2s;
    height: 100%;
}

.post-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.post-card img {
    aspect-ratio: 3/4;
    object-fit: cover;
    width: 100%;
}

.post-card .card-body {
    padding: var(--spacing-40);
}

.post-card .category-badge {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background-color: var(--color-contrast);
    color: var(--color-base);
    padding: 0.25rem 0.75rem;
    border-radius: 2px;
    display: inline-block;
    margin-bottom: 0.5rem;
}

.post-card .card-title {
    font-family: var(--font-body);
    font-size: clamp(1rem, 1rem + ((1vw - 0.2rem) * 0.25), 1.25rem);
    font-weight: 400;
    line-height: 1.3;
    margin-bottom: 0;
}

.post-card .card-title a {
    color: var(--color-heading);
    text-decoration: none;
}

.post-card .card-title a:hover {
    color: var(--color-contrast);
}

/* === FEATURED SECTION === */
.featured-section {
    padding: var(--spacing-60) 0;
}

.section-label {
    font-family: var(--font-mono);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-contrast);
    margin-bottom: 1rem;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(1.953rem, 1.953rem + ((1vw - 0.2rem) * 0.988), 2.441rem);
    margin-bottom: var(--spacing-50);
}

/* === NEWSLETTER SECTION === */
.newsletter-section {
    padding: var(--spacing-60) 0;
    border-top: 1px dashed var(--color-contrast);
    border-bottom: 1px dashed var(--color-contrast);
}

.newsletter-form input[type="email"] {
    border: 1px solid var(--color-contrast);
    border-radius: 50px;
    padding: 15px 23px;
    font-family: var(--font-body);
    font-size: 1rem;
}

.newsletter-form button {
    border-radius: 50px;
    padding: 15px 30px;
}

/* === SIDEBAR === */
.sidebar-author {
    border: 1px dashed var(--color-contrast);
    padding: var(--spacing-50);
    text-align: center;
}

.sidebar-author .author-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: var(--spacing-40);
}

.sidebar-author .author-name {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    color: var(--color-heading);
    margin-bottom: 0.5rem;
}

.sidebar-author .author-bio {
    font-size: 0.9rem;
    color: var(--color-contrast);
    line-height: 1.6;
    margin-bottom: var(--spacing-40);
}

.sidebar-social-title {
    font-family: var(--font-mono);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-contrast);
    margin-bottom: var(--spacing-40);
}

.sidebar-social {
    display: flex;
    justify-content: center;
    gap: 0.35rem;
    flex-wrap: wrap;
}

.sidebar-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: #11181F;
    color: var(--color-base);
    border-radius: 50%;
    text-decoration: none;
    font-size: 15px;
    transition: background-color 0.2s;
}

.sidebar-social a:hover {
    background-color: var(--color-contrast);
    color: var(--color-base);
}

/* === FOOTER === */
.site-footer {
    background-color: var(--color-accent-1);
    padding: var(--spacing-60) 0;
    border-top: 1px dashed var(--color-contrast);
    margin-top: auto;
}

.footer-nav {
    margin: var(--spacing-40) 0;
}

.footer-nav a {
    font-family: var(--font-body);
    font-size: 14px;
    color: var(--color-contrast);
    text-decoration: none;
    margin: 0 0.75rem;
}

.footer-nav a:hover {
    text-decoration: underline;
}

.footer-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: #11181F;
    color: var(--color-base);
    border-radius: 50%;
    margin: 0 0.25rem;
    text-decoration: none;
}

.footer-social a:hover {
    background-color: var(--color-heading);
}

.footer-credits {
    font-size: 0.8rem;
    color: var(--color-contrast);
    margin-top: var(--spacing-40);
}

/* === POST CONTENT === */
.content {
    line-height: 1.8;
    font-size: 1.1rem;
}

.content img {
    max-width: 100%;
    height: auto;
    margin: var(--spacing-40) 0;
}

.content pre {
    background-color: #1e1e1e;
    color: #d4d4d4;
    padding: var(--spacing-40);
    border-radius: 4px;
    overflow-x: auto;
    margin: var(--spacing-40) 0;
}

.content code {
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
}

.content p code {
    background-color: #f5f5f5;
    padding: 0.2rem 0.4rem;
    border-radius: 3px;
    color: #c7254e;
}

.content pre code {
    background-color: transparent;
    padding: 0;
    color: inherit;
}

.content h1, .content h2, .content h3 {
    margin-top: var(--spacing-60);
    margin-bottom: var(--spacing-40);
}

.content ul, .content ol {
    margin: var(--spacing-40) 0;
    padding-left: 2rem;
}

.content blockquote {
    border-left: 4px solid var(--color-contrast);
    padding-left: var(--spacing-40);
    margin: var(--spacing-50) 0;
    font-style: italic;
    color: #666;
}

/* === ADMIN STYLES === */
.admin-sidebar {
    background-color: var(--color-accent-1);
    min-height: 100vh;
    border-right: 1px dashed var(--color-contrast);
}

.admin-nav .nav-link {
    font-family: var(--font-mono);
    color: var(--color-contrast);
    border-radius: 0;
}

.admin-nav .nav-link:hover,
.admin-nav .nav-link.active {
    background-color: var(--color-accent-2);
    color: var(--color-heading);
}

/* === RESPONSIVE === */
@media (max-width: 991px) {
    .sidebar-author {
        margin-top: var(--spacing-60);
    }
}

@media (max-width: 768px) {
    .main-nav {
        text-align: center;
    }

    .main-nav a {
        display: inline-block;
        margin: 0.15rem;
        font-size: 12px;
    }

    .social-icons-header a {
        width: 32px;
        height: 32px;
        font-size: 12px;
    }
}

/* === UTILITIES === */
.py-section {
    padding: var(--spacing-60) 0;
}

.mb-section {
    margin-bottom: var(--spacing-60);
}

.text-small {
    font-size: 0.8rem;
}