/*
Theme Name: TeerthaTech Tech News
Theme URI: https://teerthatech.com
Author: Progress
Author URI: https://teerthatech.com
Description: Custom magazine-style theme for TeerthaTech — layout inspired by the "Tech News" demo, rebuilt with TeerthaTech's own branding, categories (Guides, Tools & Tips, Comparison, Trends & News) and content. Fully dynamic: pulls real posts, categories and author info from WordPress.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: teerthatech
*/

/* ==========================================================================
   1. Variables & Reset
   ========================================================================== */
:root{
  --color-primary:#3C6E73;
  --color-primary-dark:#2A4F53;
  --color-primary-light:#5C8F94;
  --color-accent:#FF7A45;
  --color-accent-dark:#E8602A;
  --color-bg:#FFFFFF;
  --color-bg-alt:#F6F7FB;
  --color-bg-dark:#1E3A3D;
  --color-text:#1A1A2E;
  --color-text-muted:#6B7280;
  --color-border:#E7E8F0;
  --radius:10px;
  --radius-sm:6px;
  --shadow:0 4px 18px rgba(19,23,64,0.07);
  --shadow-hover:0 10px 30px rgba(19,23,64,0.12);
  --container:1240px;
  --font-heading:'Poppins',sans-serif;
  --font-body:'Inter',sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--color-text);
  background:var(--color-bg);
  font-size:16px;
  line-height:1.65;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:600;line-height:1.25;margin:0 0 .5em;color:var(--color-text);}
p{margin:0 0 1em;}
button{font-family:inherit;cursor:pointer;}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
.screen-reader-text{position:absolute!important;clip:rect(1px,1px,1px,1px);overflow:hidden;height:1px;width:1px;}

/* ==========================================================================
   2. Buttons & Pills
   ========================================================================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:999px;font-weight:600;font-size:.95rem;
  border:none;transition:all .2s ease;
}
.btn-primary{background:var(--color-accent);color:#fff;}
.btn-primary:hover{background:var(--color-accent-dark);}
.btn-outline{background:transparent;color:var(--color-primary);border:1.5px solid var(--color-primary);}
.btn-outline:hover{background:var(--color-primary);color:#fff;}

.pill{
  display:inline-block;padding:5px 14px;border-radius:999px;
  background:rgba(255,122,69,.12);color:var(--color-accent-dark);
  font-size:.72rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;
}

/* ==========================================================================
   3. Site Header
   ========================================================================== */
.site-header{
  border-bottom:1px solid var(--color-border);
  background:#fff;position:sticky;top:0;z-index:500;
  transition:box-shadow .2s ease;
}
.site-header.is-stuck{box-shadow:var(--shadow);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:18px 24px;}
.site-branding{display:flex;align-items:center;gap:10px;}
.site-branding img{max-height:44px;width:auto;}
.site-branding .site-title{font-size:1.4rem;font-weight:800;color:var(--color-primary);}
.site-branding .site-title a{color:inherit;}
.site-branding .site-description{display:none;}

.main-navigation{flex:1;display:flex;justify-content:center;}
.main-navigation ul{display:flex;gap:32px;}
.main-navigation a{
  font-weight:600;font-size:.95rem;color:var(--color-text);
  padding:8px 2px;position:relative;
}
.main-navigation a::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:2px;
  background:var(--color-accent);transition:width .2s ease;
}
.main-navigation a:hover::after,
.main-navigation .current-menu-item a::after{width:100%;}

.header-actions{display:flex;align-items:center;gap:14px;}
.search-toggle,.menu-toggle{
  background:none;border:none;width:40px;height:40px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;color:var(--color-primary);
  font-size:1.1rem;transition:background .2s ease;
}
.search-toggle:hover,.menu-toggle:hover{background:var(--color-bg-alt);}
.menu-toggle{display:none;}

.header-search{
  display:none;border-top:1px solid var(--color-border);background:var(--color-bg-alt);
}
.header-search.is-open{display:block;}
.header-search form{
  max-width:var(--container);margin:0 auto;padding:16px 24px;display:flex;gap:10px;
}
.header-search input[type="search"]{
  flex:1;padding:12px 16px;border:1px solid var(--color-border);border-radius:var(--radius-sm);
  font-size:1rem;
}
.header-search button{padding:12px 20px;border-radius:var(--radius-sm);background:var(--color-primary);color:#fff;border:none;font-weight:600;}

/* ==========================================================================
   4. Category strip
   ========================================================================== */
.category-strip{background:var(--color-bg-alt);border-bottom:1px solid var(--color-border);}
.category-strip .container{display:flex;gap:12px;padding:14px 24px;overflow-x:auto;}
.category-strip a{
  white-space:nowrap;font-size:.85rem;font-weight:700;text-transform:uppercase;letter-spacing:.03em;
  padding:8px 18px;border-radius:999px;background:#fff;border:1px solid var(--color-border);color:var(--color-primary);
  transition:all .2s ease;
}
.category-strip a:hover,.category-strip a.active{background:var(--color-primary);border-color:var(--color-primary);color:#fff;}

/* ==========================================================================
   4b. Brand hero intro (text + illustration)
   ========================================================================== */
.hero-intro{background:var(--color-primary);padding:64px 0;overflow:hidden;}
.hero-intro-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;}
.hero-intro-content .pill{background:rgba(255,255,255,.15);color:#fff;}
.hero-intro-content h1{
  color:#fff;font-size:2.3rem;text-transform:uppercase;margin:18px 0 16px;letter-spacing:.01em;
}
.hero-intro-content p{color:rgba(255,255,255,.85);font-size:1.02rem;line-height:1.75;margin-bottom:26px;max-width:560px;}
.hero-intro-image{text-align:center;}
.hero-intro-image img{max-width:100%;margin:0 auto;}

/* ==========================================================================
   5. Hero / Featured post
   ========================================================================== */
.hero-section{padding:48px 0;}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:32px;}
.hero-featured{
  position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
  min-height:420px;display:flex;align-items:flex-end;background:#0d1030;
}
.hero-featured img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.75;
}
.hero-featured .hero-overlay{
  position:relative;z-index:2;padding:32px;
  background:linear-gradient(0deg,rgba(6,8,26,.92) 5%,rgba(6,8,26,.15) 80%);
  width:100%;
}
.hero-featured .pill{background:var(--color-accent);color:#fff;}
.hero-featured h2{color:#fff;font-size:1.9rem;margin:14px 0 10px;}
.hero-featured h2 a{color:#fff;}
.hero-featured .entry-meta{color:rgba(255,255,255,.75);font-size:.85rem;}

.hero-side-list{display:flex;flex-direction:column;gap:20px;}
.hero-side-item{display:flex;gap:14px;align-items:flex-start;}
.hero-side-item .thumb{width:96px;height:72px;border-radius:var(--radius-sm);overflow:hidden;flex-shrink:0;}
.hero-side-item .thumb img{width:100%;height:100%;object-fit:cover;}
.hero-side-item h4{font-size:.98rem;margin:4px 0 0;}
.hero-side-item .pill{font-size:.65rem;padding:3px 10px;}

/* ==========================================================================
   6. Section headers
   ========================================================================== */
.section{padding:44px 0;}
.section-alt{background:var(--color-bg-alt);}
.section-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:28px;border-bottom:2px solid var(--color-border);padding-bottom:14px;}
.section-head h2{font-size:1.5rem;position:relative;padding-left:14px;border-left:4px solid var(--color-accent);margin:0;}
.section-head .view-all{font-size:.85rem;font-weight:700;color:var(--color-accent-dark);}
.section-head .view-all:hover{text-decoration:underline;}

/* ==========================================================================
   7. Post grids & cards
   ========================================================================== */
.posts-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.posts-grid.cols-2{grid-template-columns:repeat(2,1fr);}
.post-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .2s ease,box-shadow .2s ease;display:flex;flex-direction:column;}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.post-card .thumb{aspect-ratio:16/10;overflow:hidden;}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.post-card:hover .thumb img{transform:scale(1.06);}
.post-card .card-body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1;}
.post-card h3{font-size:1.08rem;margin:6px 0 4px;}
.post-card p.excerpt{color:var(--color-text-muted);font-size:.9rem;margin-bottom:0;}
.entry-meta{color:var(--color-text-muted);font-size:.82rem;display:flex;gap:10px;align-items:center;}
.entry-meta .author{font-weight:600;color:var(--color-text);}

.post-list-compact{display:flex;flex-direction:column;gap:18px;}
.post-list-compact .item{display:flex;gap:14px;padding-bottom:18px;border-bottom:1px solid var(--color-border);}
.post-list-compact .item:last-child{border-bottom:none;padding-bottom:0;}
.post-list-compact .thumb{width:88px;height:66px;border-radius:var(--radius-sm);overflow:hidden;flex-shrink:0;}
.post-list-compact .thumb img{width:100%;height:100%;object-fit:cover;}
.post-list-compact h4{font-size:.95rem;margin:2px 0 4px;}

/* ==========================================================================
   8. Two-column layout (main + sidebar)
   ========================================================================== */
.layout-2col{display:grid;grid-template-columns:2.2fr 1fr;gap:36px;align-items:start;}
.widget{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius);padding:22px;margin-bottom:28px;box-shadow:var(--shadow);}
.widget h3.widget-title{font-size:1.05rem;padding-left:12px;border-left:4px solid var(--color-accent);margin-bottom:18px;}

/* Newsletter box */
.newsletter-box{background:var(--color-primary);color:#fff;border-radius:var(--radius);padding:26px;text-align:center;}
.newsletter-box h3{color:#fff;font-size:1.15rem;}
.newsletter-box p{color:rgba(255,255,255,.75);font-size:.88rem;}
.newsletter-box form{display:flex;flex-direction:column;gap:10px;margin-top:14px;}
.newsletter-box input[type="email"]{padding:12px 14px;border-radius:var(--radius-sm);border:none;font-size:.95rem;}
.newsletter-box button{background:var(--color-accent);color:#fff;border:none;padding:12px;border-radius:var(--radius-sm);font-weight:700;}
.newsletter-box button:hover{background:var(--color-accent-dark);}

/* Author / About box */
.author-box{display:flex;gap:20px;align-items:center;background:var(--color-bg-alt);border-radius:var(--radius);padding:28px;}
.author-box img{width:96px;height:96px;border-radius:50%;object-fit:cover;flex-shrink:0;}
.author-box h3{margin-bottom:6px;}
.author-box p{color:var(--color-text-muted);margin-bottom:0;font-size:.95rem;}

/* Social widget (used in footer brand column) */
.social-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px;}
.social-links a{
  width:38px;height:38px;border-radius:50%;background:var(--color-bg);
  border:1px solid var(--color-border);
  display:flex;align-items:center;justify-content:center;color:var(--color-primary);
  font-weight:700;font-size:.85rem;flex-shrink:0;transition:all .2s ease;
}
.social-links a:hover{background:var(--color-primary);color:#fff;border-color:var(--color-primary);}

/* ==========================================================================
   9. Single Post
   ========================================================================== */
.single-post-header{padding:44px 0 0;}
.single-post-header .pill{margin-bottom:14px;}
.single-post-header h1{font-size:2.1rem;max-width:820px;}
.single-post-header .entry-meta{margin-bottom:24px;}
.single-featured-image{border-radius:var(--radius);overflow:hidden;margin-bottom:32px;box-shadow:var(--shadow);}
.entry-content{font-size:1.05rem;line-height:1.8;max-width:820px;}
.entry-content h2{margin-top:1.6em;font-size:1.5rem;}
.entry-content h3{margin-top:1.4em;font-size:1.2rem;}
.entry-content img{border-radius:var(--radius);margin:1.2em 0;}
.entry-content blockquote{border-left:4px solid var(--color-accent);padding:10px 20px;color:var(--color-text-muted);font-style:italic;margin:1.5em 0;}
.entry-content a{color:var(--color-primary);text-decoration:underline;}
.post-tags{display:flex;gap:8px;flex-wrap:wrap;margin:28px 0;}
.post-tags a{background:var(--color-bg-alt);padding:6px 14px;border-radius:999px;font-size:.82rem;font-weight:600;}

/* ==========================================================================
   10. Archive / Category page
   ========================================================================== */
.archive-header{padding:40px 0 20px;text-align:center;background:var(--color-bg-alt);border-bottom:1px solid var(--color-border);}
.archive-header h1{font-size:2rem;}
.archive-header p{color:var(--color-text-muted);max-width:620px;margin:0 auto;}

.pagination{display:flex;justify-content:center;gap:8px;margin-top:36px;}
.pagination a,.pagination span{
  padding:10px 16px;border-radius:var(--radius-sm);border:1px solid var(--color-border);font-weight:600;font-size:.9rem;
}
.pagination .current{background:var(--color-primary);color:#fff;border-color:var(--color-primary);}
.pagination a:hover{background:var(--color-bg-alt);}

/* ==========================================================================
   11. FAQ
   ========================================================================== */
.faq-section-head{text-align:center;background:var(--color-primary);color:#fff;padding:16px;border-radius:var(--radius-sm);margin-bottom:32px;}
.faq-section-head h2{color:#fff;font-size:1.4rem;text-decoration:underline;margin:0;}
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.faq-card{padding:28px;border-radius:var(--radius);}
.faq-card h3{font-size:1.05rem;margin-bottom:12px;}
.faq-card p{margin-bottom:0;font-size:.95rem;line-height:1.7;}
.faq-card.faq-teal{background:var(--color-primary);color:#fff;}
.faq-card.faq-teal h3{color:#fff;}
.faq-card.faq-teal p{color:rgba(255,255,255,.9);}
.faq-card.faq-light{background:#fff;border:1px solid var(--color-border);}
.faq-card.faq-light p{color:var(--color-text-muted);}

.faq-item{border-bottom:1px solid var(--color-border);padding:18px 0;}
.faq-item summary{font-weight:700;cursor:pointer;font-size:1rem;}
.faq-item p{margin-top:10px;color:var(--color-text-muted);}

/* ==========================================================================
   12. Footer
   ========================================================================== */
.site-footer{color:var(--color-text);}

/* Newsletter band above the footer columns (colored, white text) */
.footer-newsletter{
  background:linear-gradient(120deg,var(--color-primary-light) 0%,var(--color-primary) 60%,var(--color-primary-dark) 100%);
}
.footer-newsletter-inner{
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  padding:40px 24px;flex-wrap:wrap;
}
.footer-newsletter-copy h3{color:#fff;font-size:1.5rem;margin-bottom:6px;}
.footer-newsletter-copy p{color:rgba(255,255,255,.85);margin-bottom:0;font-size:.95rem;}
.footer-newsletter-form{display:flex;gap:10px;flex-wrap:wrap;}
.footer-newsletter-form input[type="email"]{
  padding:13px 18px;border-radius:var(--radius-sm);border:1px solid rgba(255,255,255,.4);
  background:rgba(255,255,255,.12);color:#fff;font-size:.95rem;min-width:260px;
}
.footer-newsletter-form input[type="email"]::placeholder{color:rgba(255,255,255,.75);}
.footer-newsletter-form button{
  background:var(--color-accent);color:#fff;border:none;padding:13px 24px;
  border-radius:var(--radius-sm);font-weight:700;white-space:nowrap;
}
.footer-newsletter-form button:hover{background:var(--color-accent-dark);}

/* Light bottom section: logo/company/categories/legal columns */
.footer-columns{background:var(--color-bg-alt);}
.footer-grid{display:grid;grid-template-columns:1.2fr repeat(3,1fr);gap:32px;padding:48px 0 32px;border-bottom:1px solid var(--color-border);}
.footer-brand img{max-height:40px;margin-bottom:14px;}
.footer-brand-name{color:var(--color-primary);font-size:1.2rem;}
.footer-brand p{font-size:.9rem;color:var(--color-text-muted);margin-bottom:0;}
.footer-col h4{color:var(--color-text);font-size:1rem;margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{font-size:.9rem;color:var(--color-text-muted);}
.footer-col a:hover{color:var(--color-primary);}
.footer-bottom{display:flex;justify-content:center;align-items:center;padding:22px 0;font-size:.85rem;color:var(--color-text-muted);flex-wrap:wrap;gap:10px;text-align:center;}
.footer-bottom a{color:var(--color-text-muted);}

/* ==========================================================================
   13. 404
   ========================================================================== */
.error-404{text-align:center;padding:100px 24px;}
.error-404 h1{font-size:5rem;color:var(--color-primary);}

/* ==========================================================================
   14. Responsive
   ========================================================================== */
@media (max-width:960px){
  .hero-grid{grid-template-columns:1fr;}
  .hero-intro-grid{grid-template-columns:1fr;text-align:center;}
  .hero-intro-content p{margin-left:auto;margin-right:auto;}
  .layout-2col{grid-template-columns:1fr;}
  .posts-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .main-navigation{display:none;}
  .faq-grid{grid-template-columns:1fr;}
  .footer-newsletter-inner{justify-content:center;text-align:center;}
  .social-links{justify-content:center;}
}
@media (max-width:640px){
  .posts-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .hero-intro-content h1{font-size:1.6rem;}
  .header-inner{padding:14px 16px;}
  .menu-toggle{display:flex;}
  .main-navigation.is-open{
    display:block;position:absolute;top:100%;left:0;right:0;background:#fff;
    border-top:1px solid var(--color-border);box-shadow:var(--shadow);padding:16px;
  }
  .main-navigation.is-open ul{flex-direction:column;gap:4px;}
  .main-navigation.is-open a{display:block;padding:12px 6px;}
  .hero-featured{min-height:320px;}
  .single-post-header h1{font-size:1.5rem;}
  .footer-newsletter-form{width:100%;}
  .footer-newsletter-form input[type="email"]{flex:1;min-width:0;}
  .footer-brand{text-align:center;}
  .social-links{justify-content:center;}
  .footer-col{text-align:center;}
}