/*
Theme Name: Cryptoze Airdrop Mag
Theme URI: https://cryptoze.com
Author: Cryptoze
Author URI: https://cryptoze.com
Description: Premium SEO + AI-search optimized WordPress theme for crypto airdrops, Web3 rewards, and free crypto opportunities. Light-mode magazine UI, schema-ready, Core Web Vitals optimized.
Version: 1.0.1
Requires at least: 6.0
Tested up to: 6.5
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: cryptoze
Tags: blog, news, magazine, crypto, light, custom-logo, custom-menu, featured-images, threaded-comments, translation-ready
*/

/* =========================================================
   CRYPTOZE AIRDROP MAG — Light Design System
   ========================================================= */

:root {
  --bg:          #FFFFFF;
  --bg-soft:     #F7F8FB;
  --bg-elevated: #FFFFFF;
  --card:        #FFFFFF;
  --card-border: #E6E8EF;
  --primary:       #6D28D9;
  --primary-glow:  #8B5CF6;
  --secondary:     #0891B2;
  --accent:        #DB2777;
  --success:       #059669;
  --warning:       #D97706;
  --text:        #0F172A;
  --text-muted:  #5B6478;
  --gradient-primary: linear-gradient(135deg, #6D28D9 0%, #0891B2 100%);
  --gradient-soft:    linear-gradient(135deg, #F5F3FF 0%, #ECFEFF 100%);
  --gradient-glow:    radial-gradient(ellipse at top, rgba(139, 92, 246, 0.18), transparent 60%);
  --shadow-sm:      0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-md:      0 4px 14px rgba(15, 23, 42, 0.08);
  --shadow-elegant: 0 14px 40px -14px rgba(109, 40, 217, 0.30);
  --radius: 16px;
  --container: 1200px;
}

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  margin: 0;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin: 0 0 0.6em;
  color: var(--text);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: 1.4rem; }

a { color: var(--primary); text-decoration: none; transition: color .2s; }
a:hover { color: var(--accent); }

p { margin: 0 0 1em; color: var(--text); }
img { max-width: 100%; height: auto; display: block; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 1.25rem; }

/* Cards */
.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(109, 40, 217, 0.35);
  box-shadow: var(--shadow-elegant);
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .85rem 1.5rem; border-radius: 999px;
  font-weight: 600; font-size: .95rem;
  cursor: pointer; border: none; transition: transform .2s, box-shadow .2s, background .2s;
}
.btn-primary { background: var(--gradient-primary); color: #fff; box-shadow: var(--shadow-elegant); }
.btn-primary:hover { transform: translateY(-2px); color: #fff; }
.btn-ghost { background: var(--bg-soft); color: var(--text); border: 1px solid var(--card-border); }
.btn-ghost:hover { background: #EEF0F6; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--card-border);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 1.25rem; max-width: var(--container); margin: 0 auto; gap: 1.5rem;
}
.site-branding a {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.4rem; font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.primary-menu ul { list-style: none; display: flex; gap: 1.75rem; margin: 0; padding: 0; }
.primary-menu a { color: var(--text); font-weight: 500; font-size: .95rem; }
.primary-menu a:hover { color: var(--primary); }

.header-search input {
  background: var(--bg-soft);
  border: 1px solid var(--card-border);
  border-radius: 999px;
  padding: .55rem 1rem; color: var(--text); font-size: .9rem; width: 220px;
}

/* Hero */
.hero-section {
  position: relative;
  padding: 6rem 1.25rem 4rem;
  text-align: center; overflow: hidden;
  background: var(--gradient-soft);
}
.hero-section::before {
  content: ""; position: absolute; inset: 0;
  background: var(--gradient-glow); pointer-events: none;
}
.hero-section > * { position: relative; }
.hero-section h1 {
  background: var(--gradient-primary);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  max-width: 900px; margin-left: auto; margin-right: auto;
}
.hero-section .lead { max-width: 700px; margin: 0 auto 2rem; color: var(--text-muted); font-size: 1.15rem; }
.hero-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin-bottom: 3rem; }
.hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; max-width: 800px; margin: 0 auto; }
.hero-stats .stat {
  background: #fff; border: 1px solid var(--card-border);
  border-radius: var(--radius); padding: 1.25rem; box-shadow: var(--shadow-sm);
}
.hero-stats .stat strong {
  display: block; font-size: 1.5rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-stats .stat span { color: var(--text-muted); font-size: .9rem; }
@media (max-width: 640px) { .hero-stats { grid-template-columns: 1fr; } }

/* Sections */
.section { padding: 4rem 0; }
.section-header { display: flex; align-items: end; justify-content: space-between; margin-bottom: 2rem; gap: 1rem; flex-wrap: wrap; }
.section-header h2 { margin: 0; }
.section-header .view-all { color: var(--primary); font-weight: 600; }

/* Grid */
.posts-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.posts-grid.featured { grid-template-columns: 2fr 1fr 1fr; }
@media (max-width: 900px) { .posts-grid, .posts-grid.featured { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .posts-grid, .posts-grid.featured { grid-template-columns: 1fr; } }

/* Post Card */
.post-card {
  display: flex; flex-direction: column;
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.post-card:hover {
  transform: translateY(-5px);
  border-color: rgba(109, 40, 217, 0.30);
  box-shadow: var(--shadow-elegant);
}
.post-card .thumb {
  aspect-ratio: 16/9;
  background: var(--gradient-soft);
  overflow: hidden; display: block;
}
.post-card .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.post-card:hover .thumb img { transform: scale(1.05); }
.post-card .post-body { padding: 1.25rem; display: flex; flex-direction: column; flex: 1; }
.category-pill {
  display: inline-block; font-size: .7rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .08em;
  color: var(--primary); margin-bottom: .6rem;
}
.post-card h3 { font-size: 1.15rem; margin-bottom: .5rem; }
.post-card h3 a { color: var(--text); }
.post-card h3 a:hover { color: var(--primary); }
.post-card .excerpt { color: var(--text-muted); font-size: .92rem; flex: 1; }
.post-card .post-meta { margin-top: 1rem; font-size: .8rem; color: var(--text-muted); display: flex; gap: .75rem; }

/* Single Post */
.single-post { max-width: 780px; margin: 3rem auto; padding: 0 1.25rem; }
.single-post .post-header { margin-bottom: 2rem; }
.single-post .post-header h1 { margin-bottom: 1rem; }
.single-post .post-header .meta { color: var(--text-muted); font-size: .9rem; }
.single-post .featured-image { border-radius: var(--radius); overflow: hidden; margin-bottom: 2rem; box-shadow: var(--shadow-md); }

.quick-answer {
  background: var(--gradient-soft);
  border: 1px solid rgba(109, 40, 217, 0.25);
  border-radius: var(--radius);
  padding: 1.5rem; margin: 2rem 0;
}
.quick-answer h3 {
  margin: 0 0 .5rem; font-size: 1rem;
  text-transform: uppercase; letter-spacing: .1em; color: var(--primary);
}

.toc {
  background: var(--bg-soft); border: 1px solid var(--card-border);
  border-radius: var(--radius); padding: 1.25rem 1.5rem; margin: 2rem 0;
}
.toc h3 { margin: 0 0 .75rem; font-size: 1rem; text-transform: uppercase; letter-spacing: .08em; color: var(--text-muted); }
.toc ol { margin: 0; padding-left: 1.25rem; }
.toc a { color: var(--text); }
.toc a:hover { color: var(--primary); }

.post-content { font-size: 1.05rem; }
.post-content h2 { margin-top: 2.5rem; }
.post-content h3 { margin-top: 1.75rem; }
.post-content ul, .post-content ol { padding-left: 1.5rem; }
.post-content blockquote {
  border-left: 4px solid var(--primary);
  margin: 1.5rem 0; padding: .5rem 0 .5rem 1.25rem;
  color: var(--text-muted); font-style: italic;
}
.post-content table {
  width: 100%; border-collapse: collapse; margin: 1.5rem 0;
  background: #fff; border: 1px solid var(--card-border);
  border-radius: var(--radius); overflow: hidden;
}
.post-content th, .post-content td {
  padding: .85rem 1rem; text-align: left;
  border-bottom: 1px solid var(--card-border);
}
.post-content th { background: var(--bg-soft); font-weight: 700; }

/* Reading progress */
.reading-progress {
  position: fixed; top: 0; left: 0;
  height: 3px; background: var(--gradient-primary);
  z-index: 200; width: 0%; transition: width .1s linear;
}

/* FAQ */
.faq-list .faq-item {
  background: #fff; border: 1px solid var(--card-border);
  border-radius: var(--radius); margin-bottom: .75rem;
  overflow: hidden; box-shadow: var(--shadow-sm);
}
.faq-list .faq-question {
  width: 100%; background: transparent; border: none;
  color: var(--text); text-align: left;
  padding: 1rem 1.25rem; font-size: 1rem; font-weight: 600;
  cursor: pointer;
  display: flex; justify-content: space-between; align-items: center;
}
.faq-list .faq-answer {
  max-height: 0; overflow: hidden; transition: max-height .3s ease;
  padding: 0 1.25rem; color: var(--text-muted);
}
.faq-list .faq-item.open .faq-answer { max-height: 500px; padding-bottom: 1.25rem; }

/* Newsletter */
.newsletter {
  background: var(--gradient-soft);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 3rem 2rem; text-align: center; margin: 3rem 0;
}
.newsletter form {
  display: flex; gap: .5rem; max-width: 480px; margin: 1.5rem auto 0;
}
.newsletter input[type="email"] {
  flex: 1; background: #fff;
  border: 1px solid var(--card-border);
  border-radius: 999px; padding: .85rem 1.25rem;
  color: var(--text); font-size: .95rem;
}

/* Footer */
.site-footer {
  background: var(--bg-soft);
  border-top: 1px solid var(--card-border);
  padding: 3rem 0 1.5rem; margin-top: 4rem;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2rem; }
.footer-grid h4 { font-size: 1rem; margin-bottom: 1rem; color: var(--text); }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: .5rem; }
.footer-grid a { color: var(--text-muted); font-size: .9rem; }
.footer-grid a:hover { color: var(--primary); }
.footer-bottom {
  text-align: center; padding-top: 2rem; margin-top: 2rem;
  border-top: 1px solid var(--card-border);
  color: var(--text-muted); font-size: .85rem;
}
@media (max-width: 800px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .primary-menu { display: none; }
}

/* Sidebar */
.with-sidebar { display: grid; grid-template-columns: 1fr 320px; gap: 2.5rem; }
@media (max-width: 1000px) { .with-sidebar { grid-template-columns: 1fr; } }

.widget {
  background: #fff; border: 1px solid var(--card-border);
  border-radius: var(--radius); padding: 1.25rem;
  margin-bottom: 1.5rem; box-shadow: var(--shadow-sm);
}
.widget h3.widget-title {
  font-size: 1rem; text-transform: uppercase; letter-spacing: .08em;
  color: var(--text-muted); margin: 0 0 1rem;
}

/* Ad slots */
.ad-slot {
  background: var(--bg-soft); border: 1px dashed var(--card-border);
  border-radius: var(--radius); padding: 2rem; text-align: center;
  color: var(--text-muted); font-size: .85rem; margin: 2rem 0;
}

/* Utility */
.screen-reader-text {
  border: 0; clip: rect(1px,1px,1px,1px); clip-path: inset(50%);
  height: 1px; margin: -1px; overflow: hidden; padding: 0;
  position: absolute; width: 1px; word-wrap: normal;
}