/*
Theme Name:  SMBmemo
Theme URI:   https://smbmemo.com
Description: Custom cybersecurity education theme for small business audiences. Bold, modern, evergreen content-focused.
Version:     1.2.1
Author:      SMBmemo
License:     GNU General Public License v2 or later
Text Domain: smbmemo

Changelog:
1.2.1 - Static page headings switched to Inter (readable), removed uppercase/Anton from page content.
1.2.0 - Added page.php template and styles for static pages (Privacy Policy, Disclaimer, etc.).
1.1.3 - Centered "No spam" fine print text on homepage email capture.
1.1.2 - MailerLite dark-context overrides with correct CSS specificity for footer and sidebar.
1.1.1 - MailerLite form dark-context styling fixes for footer and sidebar.
1.1.0 - MailerLite email forms integrated (homepage, footer, sidebar). Fixed JS enqueue compatibility for older WP versions.
1.0.0 - Initial release.
*/

/* ============================================================
   CSS CUSTOM PROPERTIES (Design System)
   ============================================================ */
:root {
  /* Colors */
  --color-bg:       #ffffff;
  --color-surface:  #f4f4f5;
  --color-dark:     #0a0a0a;
  --color-dark-2:   #111111;
  --color-text:     #1a1a1a;
  --color-muted:    #6b7280;
  --color-border:   #e5e7eb;
  --color-accent:   #0066ff;
  --color-accent-hover: #0050cc;
  --color-accent2:  #ff3c00;
  --color-accent2-hover: #cc3000;

  /* Level colors (for category badges) */
  --level-1: #0066ff;   /* Basics — blue */
  --level-2: #059669;   /* Intermediate — green */
  --level-3: #d97706;   /* Advanced — amber */
  --level-4: #7c3aed;   /* Careers — purple */

  /* Typography */
  --font-display: 'Anton', 'Impact', sans-serif;
  --font-body:    'Inter', 'Segoe UI', system-ui, sans-serif;

  /* Spacing */
  --space-xs:  0.25rem;
  --space-sm:  0.5rem;
  --space-md:  1rem;
  --space-lg:  1.5rem;
  --space-xl:  2rem;
  --space-2xl: 3rem;
  --space-3xl: 5rem;

  /* Layout */
  --max-width:        1200px;
  --content-width:    780px;
  --radius-sm:        4px;
  --radius-md:        8px;
  --radius-lg:        16px;

  /* Transitions */
  --transition: 0.2s ease;
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, video {
  max-width: 100%;
  height: auto;
  display: block;
}

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

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

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  font-family: var(--font-body);
}

input, textarea, select {
  font-family: var(--font-body);
}

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  line-height: 1.1;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--color-text);
}

h1 { font-size: clamp(2.5rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.75rem); }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: var(--space-md);
  line-height: 1.75;
}

p:last-child {
  margin-bottom: 0;
}

/* ============================================================
   LAYOUT UTILITIES
   ============================================================ */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.container--narrow {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.5rem;
  font-family: var(--font-display);
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  white-space: nowrap;
  cursor: pointer;
}

.btn--primary {
  background: var(--color-accent);
  color: #ffffff;
  border-color: var(--color-accent);
}

.btn--primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: #ffffff;
}

.btn--secondary {
  background: transparent;
  color: #ffffff;
  border-color: #ffffff;
}

.btn--secondary:hover {
  background: #ffffff;
  color: var(--color-dark);
}

.btn--cta {
  background: var(--color-accent2);
  color: #ffffff;
  border-color: var(--color-accent2);
  padding: 0.875rem 2rem;
}

.btn--cta:hover {
  background: var(--color-accent2-hover);
  border-color: var(--color-accent2-hover);
  color: #ffffff;
}

.btn--sm {
  padding: 0.5rem 1rem;
  font-size: 0.8rem;
}

/* ============================================================
   CATEGORY BADGES
   ============================================================ */
.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  color: #ffffff;
}

.badge--level-1 { background: var(--level-1); }
.badge--level-2 { background: var(--level-2); }
.badge--level-3 { background: var(--level-3); }
.badge--level-4 { background: var(--level-4); }

/* ============================================================
   SITE HEADER
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-dark);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: var(--space-xl);
}

.site-logo {
  flex-shrink: 0;
}

.site-logo a {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: #ffffff;
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

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

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

/* Primary Navigation */
.primary-nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

.primary-nav__menu {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.primary-nav__menu a {
  display: block;
  padding: 0.4rem 0.875rem;
  color: rgba(255,255,255,0.8);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.primary-nav__menu a:hover,
.primary-nav__menu a.current-menu-item {
  background: rgba(255,255,255,0.1);
  color: #ffffff;
}

/* Header CTA */
.header-cta {
  flex-shrink: 0;
}

/* Mobile Nav Toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: var(--space-sm);
  color: #ffffff;
}

.nav-toggle__bar {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  margin: 4px 0;
  transition: all var(--transition);
}

/* ============================================================
   SITE FOOTER
   ============================================================ */
.site-footer {
  background: var(--color-dark);
  color: rgba(255,255,255,0.75);
  padding: var(--space-3xl) 0 var(--space-xl);
  margin-top: var(--space-3xl);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-brand__logo {
  color: #ffffff;
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
  display: block;
}

.footer-brand__tagline {
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: var(--space-lg);
}

.footer-social {
  display: flex;
  gap: var(--space-sm);
}

.footer-social__link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-sm);
  color: rgba(255,255,255,0.7);
  font-size: 0.8rem;
  font-weight: 700;
  transition: all var(--transition);
  text-transform: uppercase;
}

.footer-social__link:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: rgba(0,102,255,0.1);
}

.footer-col h4 {
  color: #ffffff;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-lg);
  text-transform: uppercase;
}

.footer-col ul li + li {
  margin-top: var(--space-sm);
}

.footer-col a {
  color: rgba(255,255,255,0.6);
  font-size: 0.875rem;
  transition: color var(--transition);
}

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

.footer-newsletter__form {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.footer-newsletter__input {
  flex: 1;
  padding: 0.6rem 0.875rem;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-sm);
  color: #ffffff;
  font-size: 0.85rem;
}

.footer-newsletter__input::placeholder {
  color: rgba(255,255,255,0.4);
}

.footer-newsletter__input:focus {
  outline: none;
  border-color: var(--color-accent);
}

.site-footer__bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
  flex-wrap: wrap;
  gap: var(--space-md);
}

/* ============================================================
   ARTICLE CARDS
   ============================================================ */
.article-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}

.article-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.1);
}

.article-card__image {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--color-surface);
}

.article-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.article-card:hover .article-card__image img {
  transform: scale(1.04);
}

.article-card__body {
  padding: var(--space-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.article-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.article-card__date {
  font-size: 0.75rem;
  color: var(--color-muted);
}

.article-card__title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  line-height: 1.2;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
  transition: color var(--transition);
}

.article-card:hover .article-card__title {
  color: var(--color-accent);
}

.article-card__excerpt {
  font-size: 0.875rem;
  color: var(--color-muted);
  line-height: 1.6;
  flex: 1;
  margin-bottom: var(--space-md);
}

.article-card__readmore {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-accent);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ============================================================
   SINGLE POST
   ============================================================ */
.single-post {
  padding: var(--space-3xl) 0;
}

.single-post__header {
  margin-bottom: var(--space-2xl);
}

.single-post__meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.single-post__date,
.single-post__readtime {
  font-size: 0.85rem;
  color: var(--color-muted);
}

.single-post__title {
  margin-bottom: var(--space-lg);
}

.single-post__featured-image {
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: var(--space-2xl);
  aspect-ratio: 16/9;
}

.single-post__featured-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.single-post__content {
  font-size: 1.05rem;
  line-height: 1.8;
}

.single-post__content h2,
.single-post__content h3 {
  margin: var(--space-2xl) 0 var(--space-md);
}

.single-post__content ul,
.single-post__content ol {
  list-style: initial;
  padding-left: var(--space-xl);
  margin-bottom: var(--space-md);
}

.single-post__content li {
  margin-bottom: var(--space-sm);
  line-height: 1.7;
}

.single-post__content blockquote {
  border-left: 4px solid var(--color-accent);
  padding: var(--space-md) var(--space-lg);
  margin: var(--space-xl) 0;
  background: var(--color-surface);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
  font-size: 1.1rem;
}

.single-post__content code {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 0.1em 0.4em;
  border-radius: var(--radius-sm);
  font-size: 0.9em;
  font-family: 'Courier New', monospace;
}

.single-post__content pre {
  background: var(--color-dark);
  color: #e5e7eb;
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  overflow-x: auto;
  margin-bottom: var(--space-xl);
}

.single-post__content pre code {
  background: none;
  border: none;
  padding: 0;
  color: inherit;
}

/* ============================================================
   PAGINATION
   ============================================================ */
.pagination {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-2xl) 0;
}

.pagination .nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
  justify-content: center;
}

.pagination a,
.pagination span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  transition: all var(--transition);
}

.pagination a:hover,
.pagination .current {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #ffffff;
}

/* ============================================================
   AD UNIT WRAPPER
   ============================================================ */
.ad-unit {
  text-align: center;
  padding: var(--space-lg) 0;
}

.ad-unit__label {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-xs);
  display: block;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .container {
    padding: 0 var(--space-lg);
  }
}

@media (max-width: 768px) {
  .primary-nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--color-dark-2);
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: var(--space-md);
  }

  .primary-nav.is-open {
    display: block;
  }

  .primary-nav__menu {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-xs);
  }

  .primary-nav__menu a {
    width: 100%;
    padding: 0.6rem var(--space-md);
    font-size: 0.9rem;
  }

  .nav-toggle {
    display: block;
  }

  .header-cta {
    display: none;
  }

  .site-footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .site-footer__bottom {
    flex-direction: column;
    text-align: center;
  }

  .container {
    padding: 0 var(--space-md);
  }
}