/*
Theme Name: BusinessDiscovered
Theme URI: https://businessdiscovered.com
Author: BusinessDiscovered
Author URI: https://businessdiscovered.com
Description: Modern, dark, SEO-optimized theme for BusinessDiscovered — built for business model, startup cost, and profit breakdown content. Includes schema markup, featured category sections, and a clean editorial layout.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 7.4
Tested up to: 6.6
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: businessdiscovered
Tags: blog, news, custom-menu, featured-images, threaded-comments, translation-ready
*/

/* ==========================================================================
   Design tokens
   ========================================================================== */

:root {
  --color-bg: #0f1115;
  --color-bg-alt: #161922;
  --color-surface: #1b1f2a;
  --color-border: #2a2f3c;
  --color-text: #e9ebf1;
  --color-text-muted: #a6acbb;
  --color-accent: #3ddc97;
  --color-accent-dark: #28a873;
  --color-warn: #f2b134;
  --color-risk: #ef5959;
  --font-display: "Sora", "Segoe UI", system-ui, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, sans-serif;
  --radius: 14px;
  --max-width: 1180px;
  --shadow-card: 0 8px 24px rgba(0,0,0,0.25);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-accent); text-decoration: none; }
a:hover { color: var(--color-accent-dark); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.2;
  margin: 0 0 0.5em;
  color: #fff;
}

ul.entry-content-list, .entry-content ul, .entry-content ol { color: var(--color-text-muted); }
.entry-content table { width: 100%; border-collapse: collapse; margin: 1.5em 0; }
.entry-content th, .entry-content td { border: 1px solid var(--color-border); padding: 10px 14px; text-align: left; }
.entry-content blockquote {
  border-left: 3px solid var(--color-accent);
  margin: 1.5em 0; padding: 4px 20px; color: var(--color-text-muted); font-style: italic;
}
.entry-content img { border-radius: var(--radius); margin: 1.5em 0; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: 10px;
}

.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, background .15s ease;
}
.btn-primary { background: var(--color-accent); color: #06140e; }
.btn-primary:hover { background: var(--color-accent-dark); color: #06140e; transform: translateY(-1px); }
.btn-ghost { background: transparent; border-color: var(--color-border); color: var(--color-text); }
.btn-ghost:hover { border-color: var(--color-accent); color: var(--color-accent); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(15,17,21,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
}
.logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
}
.logo span { color: var(--color-accent); }
.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
  margin: 0; padding: 0;
}
.nav-links li { position: relative; }
.nav-links a {
  color: var(--color-text-muted);
  font-weight: 500;
  font-size: 0.95rem;
}
.nav-links a:hover, .nav-links .current-menu-item > a, .nav-links a.active { color: var(--color-text); }
.nav-toggle { display: none; background: none; border: none; color: #fff; font-size: 1.5rem; cursor: pointer; }

@media (max-width: 860px) {
  .nav-links {
    position: absolute;
    top: 64px; left: 0; right: 0;
    background: var(--color-bg-alt);
    flex-direction: column;
    padding: 20px 24px;
    border-bottom: 1px solid var(--color-border);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
}

/* ---------- Hero ---------- */
.hero {
  padding: 88px 0 64px;
  text-align: center;
  background:
    radial-gradient(circle at 20% 20%, rgba(61,220,151,0.08), transparent 40%),
    radial-gradient(circle at 80% 0%, rgba(61,220,151,0.06), transparent 35%);
}
.hero h1 { font-size: clamp(2rem, 4.2vw, 3.1rem); max-width: 820px; margin: 0 auto 18px; }
.hero p.lead {
  max-width: 640px;
  margin: 0 auto 30px;
  color: var(--color-text-muted);
  font-size: 1.1rem;
}
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

.trust-strip {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 22px 0;
}
.trust-strip ul {
  display: flex; flex-wrap: wrap; gap: 28px; justify-content: center;
  list-style: none; margin: 0; padding: 0;
  color: var(--color-text-muted); font-size: 0.92rem;
}
.trust-strip li::before { content: "✓ "; color: var(--color-accent); }

/* ---------- Section ---------- */
.section { padding: 72px 0; }
.section-alt { background: var(--color-bg-alt); }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 48px; }
.section-head p { color: var(--color-text-muted); }

/* ---------- Framework grid ---------- */
.framework-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
@media (max-width: 920px) { .framework-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .framework-grid { grid-template-columns: 1fr; } }

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow-card);
  transition: border-color .15s ease, transform .15s ease;
}
.card:hover { border-color: var(--color-accent); transform: translateY(-3px); }
.card .icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: rgba(61,220,151,0.12);
  color: var(--color-accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; margin-bottom: 16px;
}
.card h3 { font-size: 1.08rem; }
.card p { color: var(--color-text-muted); font-size: 0.95rem; margin: 0 0 14px; }
.card a.more { font-size: 0.88rem; font-weight: 600; }

/* ---------- Model / post cards ---------- */
.model-grid, .post-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
@media (max-width: 920px) { .model-grid, .post-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .model-grid, .post-grid { grid-template-columns: 1fr; } }

.model-card, .post-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  padding: 22px;
}
.model-card .tag, .post-card .cat-badge {
  font-size: 0.72rem; text-transform: uppercase; letter-spacing: .08em;
  color: var(--color-accent); font-weight: 700; margin-bottom: 8px;
  display: inline-block; background: rgba(61,220,151,0.12); padding: 3px 10px; border-radius: 999px;
}
.model-card h3, .post-card h3 { font-size: 1.05rem; margin: 8px 0; }
.model-card p, .post-card p { color: var(--color-text-muted); font-size: 0.92rem; }
.post-meta { color: var(--color-text-muted); font-size: 0.8rem; margin-bottom: 8px; }
.model-stats { display: flex; gap: 14px; margin: 14px 0; flex-wrap: wrap; }
.stat-pill {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 0.8rem;
  color: var(--color-text);
}
.stat-pill b { color: var(--color-accent); display: block; font-size: 0.95rem; }
.featured-thumb { border-radius: 10px; margin-bottom: 14px; aspect-ratio: 16/10; object-fit: cover; width: 100%; }

/* ---------- Category strip ---------- */
.cat-strip { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.cat-chip {
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 10px 18px;
  font-size: 0.88rem;
  color: var(--color-text);
  background: var(--color-surface);
}
.cat-chip:hover { border-color: var(--color-accent); color: var(--color-accent); }
.cat-chip .count { color: var(--color-text-muted); margin-left: 6px; }

/* ---------- CTA band ---------- */
.cta-band {
  background: linear-gradient(135deg, rgba(61,220,151,0.14), rgba(61,220,151,0.03));
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 56px 40px;
  text-align: center;
}
.cta-band h2 { font-size: 1.9rem; }
.cta-band p { color: var(--color-text-muted); max-width: 560px; margin: 0 auto 24px; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--color-border); background: var(--color-bg-alt); padding: 56px 0 24px; margin-top: 40px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 40px; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-grid h4 { font-size: 0.9rem; text-transform: uppercase; letter-spacing: .06em; color: var(--color-text-muted); }
.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid li { margin-bottom: 10px; }
.footer-grid a { color: var(--color-text-muted); font-size: 0.92rem; }
.footer-grid a:hover { color: var(--color-accent); }
.footer-bottom { border-top: 1px solid var(--color-border); padding-top: 20px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; color: var(--color-text-muted); font-size: 0.85rem; }

/* ---------- Forms / search / pagination / comments ---------- */
.form-field { margin-bottom: 18px; text-align: left; }
.form-field label { display: block; font-size: 0.88rem; margin-bottom: 6px; color: var(--color-text-muted); }
.form-field input, .form-field textarea, .search-form input[type="search"] {
  width: 100%;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 12px 14px;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.95rem;
}
.form-field input:focus, .form-field textarea:focus { outline: none; border-color: var(--color-accent); }

.pagination { display: flex; gap: 10px; justify-content: center; margin: 48px 0 0; flex-wrap: wrap; }
.pagination a, .pagination span {
  padding: 8px 14px; border: 1px solid var(--color-border); border-radius: 8px; color: var(--color-text-muted); font-size: 0.9rem;
}
.pagination .current { background: var(--color-accent); color: #06140e; border-color: var(--color-accent); }

.comment-list { list-style: none; margin: 0; padding: 0; }
.comment-list .comment-body { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 20px; margin-bottom: 16px; }
.comment-meta { font-size: 0.85rem; color: var(--color-text-muted); margin-bottom: 8px; }

/* ---------- Comparison table (Business Models category) ---------- */
.compare-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  min-width: 640px;
}
.compare-table th, .compare-table td {
  padding: 14px 18px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.92rem;
}
.compare-table th {
  background: var(--color-bg-alt);
  color: var(--color-text-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.compare-table tbody tr:hover { background: rgba(61,220,151,0.04); }
.compare-table tbody tr:last-child td { border-bottom: none; }
.compare-table td a { font-weight: 600; }

/* ---------- Breadcrumb / page header ---------- */
.page-header { padding: 56px 0 36px; text-align: center; }
.breadcrumb { font-size: 0.85rem; color: var(--color-text-muted); margin-bottom: 14px; }
.breadcrumb a { color: var(--color-text-muted); }
.breadcrumb a:hover { color: var(--color-accent); }

.single-meta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; color: var(--color-text-muted); font-size: 0.88rem; margin-bottom: 8px; }

.sidebar .widget { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 22px; margin-bottom: 22px; }
.sidebar .widget h2, .sidebar .widget-title { font-size: 1rem; text-transform: uppercase; letter-spacing: .04em; }
.content-layout { display: grid; grid-template-columns: 2.2fr 1fr; gap: 40px; }
@media (max-width: 880px) { .content-layout { grid-template-columns: 1fr; } }

.divider { height: 1px; background: var(--color-border); margin: 64px 0; }
.text-center { text-align: center; }
.small-muted { color: var(--color-text-muted); font-size: 0.85rem; }
.screen-reader-text { position: absolute; left: -9999px; }