/*
Theme Name: superbuy Depot
Theme URI: https://sheetcn.com/
Author: superbuy Depot Team
Author URI: https://sheetcn.com/
Description: A bold, industrial-inspired SEO WordPress theme for the superbuy Depot shopping guide. Steel blue and citrus orange palette with tag-rack category layout, banner hero, and magazine-style article cards.
Version: 1.0.0
Requires at least: 5.8
Tested up to: 6.4
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: superbuy-depot
Tags: blog, e-commerce, custom-menu, custom-logo, featured-images, full-width-template, responsive-layout, seo-friendly, two-columns, three-columns
*/

/* DESIGN TOKENS */
:root {
  --color-bg: #f7f5f0;
  --color-surface: #ffffff;
  --color-surface-alt: #eceae3;
  --color-accent: #1e5f8b;
  --color-accent-dark: #164c70;
  --color-accent-2: #f97316;
  --color-accent-2-dark: #c2560f;
  --color-text: #0f1e2a;
  --color-text-muted: #566773;
  --color-text-faint: #8b96a0;
  --color-border: #d9dfe4;
  --color-success: #0f766e;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-pill: 9999px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --t-fast: 0.15s ease;
  --t-med: 0.25s ease;
  --shadow-sm: 0 1px 2px rgba(15,30,42,0.06), 0 2px 4px rgba(15,30,42,0.04);
  --shadow-md: 0 4px 12px rgba(15,30,42,0.08), 0 10px 24px rgba(15,30,42,0.06);
  --shadow-lg: 0 20px 40px rgba(15,30,42,0.14);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --color-bg: #0a1420;
    --color-surface: #152030;
    --color-surface-alt: #1c2c3f;
    --color-accent: #60a5fa;
    --color-accent-dark: #3b82f6;
    --color-accent-2: #fdba74;
    --color-accent-2-dark: #f97316;
    --color-text: #e6ecf2;
    --color-text-muted: #a3b1bd;
    --color-text-faint: #6c7985;
    --color-border: #2a3a4e;
  }
}

:root[data-theme="dark"] {
  --color-bg: #0a1420;
  --color-surface: #152030;
  --color-surface-alt: #1c2c3f;
  --color-accent: #60a5fa;
  --color-accent-dark: #3b82f6;
  --color-accent-2: #fdba74;
  --color-accent-2-dark: #f97316;
  --color-text: #e6ecf2;
  --color-text-muted: #a3b1bd;
  --color-text-faint: #6c7985;
  --color-border: #2a3a4e;
}

/* BASE */
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: 'Barlow', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-weight: 400;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Barlow', sans-serif;
  font-weight: 900;
  color: var(--color-text);
  line-height: 1.15;
  margin: 0 0 var(--space-4) 0;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2rem, 4.5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); margin-top: var(--space-6); }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); margin-top: var(--space-5); font-weight: 700; }
h4 { font-size: 1.125rem; font-weight: 700; }

p { margin: 0 0 var(--space-4) 0; }
p + h2, ul + h2, ol + h2 { margin-top: var(--space-7); }

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--t-fast);
}
a:hover { color: var(--color-accent-dark); text-decoration: underline; }
a:focus-visible {
  outline: 2px solid var(--color-accent-2);
  outline-offset: 2px;
  border-radius: 2px;
}

ul, ol { padding-left: 1.4em; margin: 0 0 var(--space-4) 0; }
li { margin-bottom: var(--space-2); }

blockquote {
  margin: var(--space-5) 0;
  padding: var(--space-4) var(--space-5);
  border-left: 4px solid var(--color-accent-2);
  background: var(--color-surface-alt);
  font-family: 'Fraunces', Georgia, serif;
  font-style: italic;
  font-weight: 500;
  color: var(--color-text);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

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

/* UTILITIES */
.container {
  width: 100%;
  max-width: 1200px;
  padding: 0 var(--space-5);
  margin: 0 auto;
}
.container-narrow {
  width: 100%;
  max-width: 820px;
  padding: 0 var(--space-5);
  margin: 0 auto;
}
.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-2);
  padding: 12px 20px;
  font-family: 'Barlow', sans-serif;
  font-weight: 700;
  font-size: 0.9375rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--t-fast);
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-accent-2);
  color: #ffffff;
}
.btn-primary:hover {
  background: var(--color-accent-2-dark);
  color: #ffffff;
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-outline {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-text);
}
.btn-outline:hover {
  background: var(--color-text);
  color: var(--color-bg);
  text-decoration: none;
}
.btn-outline-white {
  background: transparent;
  color: #ffffff;
  border-color: #ffffff;
}
.btn-outline-white:hover {
  background: #ffffff;
  color: var(--color-accent);
  text-decoration: none;
}
.btn-lg { padding: 16px 28px; font-size: 1rem; }

/* ANNOUNCEMENT BAR */
.announcement-bar {
  background: var(--color-accent-2);
  color: #ffffff;
  text-align: center;
  padding: var(--space-2) var(--space-4);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* HEADER / NAV */
.site-header {
  background: var(--color-accent);
  color: #ffffff;
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: var(--shadow-sm);
}
.site-header a { color: #ffffff; }
.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  padding: var(--space-4) var(--space-5);
  max-width: 1300px;
  margin: 0 auto;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: 'Barlow', sans-serif;
  font-weight: 900;
  font-size: 1.5rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: #ffffff;
}
.brand:hover { text-decoration: none; }
.brand-slash {
  color: var(--color-accent-2);
  margin: 0 2px;
  font-weight: 900;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}
.primary-nav ul {
  list-style: none;
  display: flex;
  gap: var(--space-5);
  margin: 0;
  padding: 0;
}
.primary-nav li { margin: 0; position: relative; }
.primary-nav > ul > li > a {
  display: inline-block;
  padding: 8px 2px;
  color: #ffffff;
  font-family: 'Barlow', sans-serif;
  font-weight: 500;
  font-size: 0.9375rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  position: relative;
}
.primary-nav > ul > li > a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  height: 2px;
  width: 0;
  background: var(--color-accent-2);
  transition: width var(--t-fast);
}
.primary-nav > ul > li > a:hover::after,
.primary-nav > ul > li.active > a::after { width: 100%; }

.has-dropdown > a::after { content: ' ▾'; opacity: 0.75; }
.dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 260px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: all var(--t-fast);
  z-index: 60;
}
.has-dropdown:hover .dropdown-menu,
.has-dropdown:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown-menu li { margin: 0; }
.dropdown-menu a {
  display: block;
  padding: 10px 14px;
  color: var(--color-text);
  font-size: 0.9375rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
}
.dropdown-menu a:hover {
  background: var(--color-surface-alt);
  color: var(--color-accent);
  text-decoration: none;
}

.header-ctas {
  display: inline-flex;
  gap: var(--space-3);
}

/* Mobile menu */
.menu-toggle {
  display: none;
  background: transparent;
  border: 2px solid #ffffff;
  color: #ffffff;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 1.1rem;
}
#menu-toggle { display: none; }

@media (max-width: 960px) {
  .menu-toggle { display: inline-flex; }
  .header-row { flex-wrap: wrap; }
  .primary-nav,
  .header-ctas {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-2);
  }
  .primary-nav ul {
    flex-direction: column;
    gap: var(--space-1);
    width: 100%;
  }
  .primary-nav > ul > li > a {
    padding: var(--space-3);
    display: block;
  }
  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    padding-left: var(--space-4);
    background: transparent;
  }
  .dropdown-menu a { color: #cde0f0; }
  #menu-toggle:checked ~ .primary-nav,
  #menu-toggle:checked ~ .header-ctas { display: flex; }
}

/* HERO BANNER */
.hero-banner {
  position: relative;
  width: 100%;
  min-height: 500px;
  display: grid;
  grid-template-columns: 1fr 2fr;
  background: var(--color-surface);
  overflow: hidden;
}
.hero-overlay {
  background: var(--color-accent);
  color: #ffffff;
  padding: var(--space-7) var(--space-6);
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  z-index: 2;
}
.hero-overlay::after {
  content: '';
  position: absolute;
  top: 0; right: -24px; bottom: 0;
  width: 48px;
  background: var(--color-accent);
  transform: skewX(-6deg);
  z-index: -1;
}
.hero-image {
  background-image: url('https://images.unsplash.com/photo-1600185365483-26d7a4cc7519?w=1600');
  background-size: cover;
  background-position: center;
  position: relative;
}
.hero-image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(30,95,139,0.25), transparent 30%);
}
.hero-eyebrow {
  font-family: 'Fraunces', Georgia, serif;
  font-style: italic;
  font-weight: 500;
  font-size: 1rem;
  color: var(--color-accent-2);
  margin-bottom: var(--space-3);
  letter-spacing: 0.04em;
}
.hero-overlay h1 {
  color: #ffffff;
  margin: 0 0 var(--space-4) 0;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  line-height: 1.05;
}
.hero-lede {
  font-size: 1.0625rem;
  color: #d9e8f4;
  margin-bottom: var(--space-5);
  max-width: 36ch;
  line-height: 1.55;
}
.hero-ctas { display: flex; gap: var(--space-3); flex-wrap: wrap; }

@media (max-width: 820px) {
  .hero-banner {
    grid-template-columns: 1fr;
    min-height: auto;
  }
  .hero-image {
    min-height: 260px;
    order: -1;
  }
  .hero-overlay { padding: var(--space-6) var(--space-5); }
  .hero-overlay::after { display: none; }
}

/* SECTION */
.section {
  padding: var(--space-8) 0;
}
.section-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-6);
}
.section-title h2 {
  text-transform: uppercase;
  letter-spacing: 0.01em;
}
.section-title .eyebrow {
  font-family: 'Fraunces', Georgia, serif;
  font-style: italic;
  font-weight: 500;
  color: var(--color-accent-2);
  font-size: 1.0625rem;
}

/* CATEGORY TAG-RACK */
.tag-rack {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
}
@media (max-width: 820px) { .tag-rack { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .tag-rack { grid-template-columns: 1fr; } }

.tag-card {
  position: relative;
  background: var(--color-surface);
  padding: var(--space-6) var(--space-4) var(--space-5) var(--space-5);
  clip-path: polygon(10% 0%, 100% 0%, 100% 100%, 10% 100%, 0% 50%);
  border: 1px solid var(--color-border);
  text-align: center;
  text-decoration: none;
  color: var(--color-text);
  transition: transform var(--t-med), box-shadow var(--t-med);
  min-height: 180px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.tag-card::before {
  content: '';
  position: absolute;
  left: 14%;
  top: calc(50% - 6px);
  width: 10px;
  height: 10px;
  background: var(--color-bg);
  border-radius: 50%;
  box-shadow: inset 0 0 0 2px var(--color-accent-2);
}
.tag-card:hover {
  transform: rotate(2deg) translateY(-4px);
  box-shadow: var(--shadow-md);
  text-decoration: none;
}
.tag-emoji {
  font-size: 2.25rem;
  margin-bottom: var(--space-2);
  line-height: 1;
}
.tag-name {
  font-family: 'Barlow', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin: 0;
}
.tag-string {
  width: 42px;
  height: 2px;
  background: var(--color-accent-2);
  margin-top: var(--space-3);
}

/* HOMEPAGE ARTICLE */
.home-article {
  background: var(--color-surface);
  padding: var(--space-8) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.home-article .container-narrow h1 {
  margin-bottom: var(--space-4);
  letter-spacing: -0.015em;
}
.home-article p { font-size: 1.0625rem; line-height: 1.7; }
.home-article h2 { color: var(--color-accent); }

/* ARTICLE CARDS (magazine) */
.article-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
}
@media (max-width: 760px) { .article-grid { grid-template-columns: 1fr; } }

.article-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 6px solid var(--color-accent-2);
  padding: var(--space-5) var(--space-5) var(--space-5) var(--space-6);
  position: relative;
  transition: transform var(--t-fast), box-shadow var(--t-fast);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}
.article-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.article-number {
  position: absolute;
  top: var(--space-3);
  left: var(--space-4);
  font-family: 'Fraunces', Georgia, serif;
  font-style: italic;
  font-weight: 500;
  font-size: 2.5rem;
  color: var(--color-accent-2);
  line-height: 1;
  opacity: 0.9;
}
.article-card h3 {
  margin: var(--space-6) 0 var(--space-2) 0;
  font-size: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.01em;
}
.article-card h3 a { color: var(--color-text); }
.article-card h3 a:hover { color: var(--color-accent); text-decoration: none; }
.article-excerpt {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  margin-bottom: var(--space-3);
  line-height: 1.55;
}
.read-more {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.read-more:hover { color: var(--color-accent-dark); text-decoration: none; }

/* CTA STRIP */
.cta-strip {
  background: var(--color-accent);
  color: #ffffff;
  padding: var(--space-8) var(--space-5);
  text-align: center;
}
.cta-strip .eyebrow {
  font-family: 'Fraunces', Georgia, serif;
  font-style: italic;
  font-weight: 500;
  color: var(--color-accent-2);
  font-size: 1.0625rem;
  margin-bottom: var(--space-3);
  display: inline-block;
  letter-spacing: 0.04em;
}
.cta-strip h2 {
  color: #ffffff;
  margin: 0 auto var(--space-5) auto;
  max-width: 20ch;
  text-transform: uppercase;
  letter-spacing: -0.01em;
}
.cta-strip .btn-outline {
  color: #ffffff;
  border-color: #ffffff;
}
.cta-strip .btn-outline:hover {
  background: #ffffff;
  color: var(--color-accent);
}

/* GUIDE PAGE TEMPLATE */
.guide-hero {
  background: var(--color-surface);
  padding: var(--space-8) 0 var(--space-6);
  border-bottom: 1px solid var(--color-border);
}
.breadcrumb {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  letter-spacing: 0.02em;
}
.breadcrumb a { color: var(--color-text-muted); }
.breadcrumb a:hover { color: var(--color-accent); }
.breadcrumb-sep { margin: 0 var(--space-2); color: var(--color-accent-2); }
.guide-eyebrow {
  font-family: 'Fraunces', Georgia, serif;
  font-style: italic;
  font-weight: 500;
  color: var(--color-accent-2);
  font-size: 1rem;
  margin-bottom: var(--space-2);
  letter-spacing: 0.04em;
}
.guide-title {
  margin: 0 0 var(--space-4) 0;
  text-transform: uppercase;
}
.guide-rule {
  width: 72px;
  height: 4px;
  background: var(--color-accent-2);
  border: 0;
  margin: 0;
}

.guide-layout {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  gap: var(--space-7);
  padding: var(--space-7) 0;
}
@media (max-width: 960px) {
  .guide-layout { grid-template-columns: 1fr; }
}
.guide-content h2 { color: var(--color-accent); }
.guide-content a { font-weight: 500; }

/* SIDEBAR */
.sidebar-box {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  margin-bottom: var(--space-5);
}
.sidebar-box h3 {
  margin: 0 0 var(--space-3) 0;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-accent);
}
.sidebar-box ul { list-style: none; padding: 0; margin: 0; }
.sidebar-box li { border-bottom: 1px solid var(--color-border); margin: 0; }
.sidebar-box li:last-child { border-bottom: 0; }
.sidebar-box li a {
  display: block;
  padding: var(--space-3) 0;
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.9375rem;
}
.sidebar-box li a:hover { color: var(--color-accent-2); text-decoration: none; }
.sidebar-cta {
  background: var(--color-accent);
  color: #ffffff;
  border: 0;
}
.sidebar-cta h3 { color: var(--color-accent-2); }
.sidebar-cta p { color: #d9e8f4; font-size: 0.9375rem; }
.sidebar-cta .btn { width: 100%; justify-content: center; margin-bottom: var(--space-2); }
.sidebar-cta .btn:last-child { margin-bottom: 0; }

.related-section {
  padding: var(--space-7) 0 var(--space-8);
  border-top: 1px solid var(--color-border);
}

/* FOOTER */
.site-footer {
  background: #0a1420;
  color: #cfd8e2;
  padding: var(--space-8) 0 var(--space-5);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: var(--space-6);
}
@media (max-width: 820px) { .footer-grid { grid-template-columns: 1fr; } }
.site-footer h4 {
  color: #ffffff;
  font-size: 0.9375rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-4);
}
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: var(--space-2); }
.site-footer a { color: #cfd8e2; font-size: 0.9375rem; }
.site-footer a:hover { color: var(--color-accent-2); text-decoration: none; }
.footer-brand {
  font-family: 'Barlow', sans-serif;
  font-weight: 900;
  font-size: 1.5rem;
  color: #ffffff;
  text-transform: uppercase;
  margin-bottom: var(--space-3);
  display: inline-block;
}
.footer-brand .brand-slash { color: var(--color-accent-2); }
.footer-ctas {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-4);
  flex-wrap: wrap;
}
.footer-bottom {
  margin-top: var(--space-7);
  padding-top: var(--space-5);
  border-top: 1px solid #223243;
  color: #8899aa;
  font-size: 0.875rem;
  text-align: center;
}

/* PAGE DEFAULT */
.default-page {
  padding: var(--space-8) 0;
}

/* MOTION */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}