/*
Theme Name: Tiir Digital
Theme URI: https://tiirdigital.com/
Author: Tiir Digital
Author URI: https://tiirdigital.com/
Description: A fast, responsive affiliate marketing and technology blog theme for Tiir Digital. Built for AI tools, software, WordPress, hosting, reviews, comparisons, and how-to content.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.8
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: tiir-digital
Tags: blog, news, custom-logo, custom-menu, featured-images, threaded-comments, translation-ready
*/

:root {
  --tiir-bg: #f6f8fb;
  --tiir-surface: #ffffff;
  --tiir-text: #142033;
  --tiir-muted: #617086;
  --tiir-border: #e6ebf2;
  --tiir-primary: #0d63f3;
  --tiir-primary-dark: #084cbe;
  --tiir-dark: #0c1729;
  --tiir-accent: #10b981;
  --tiir-radius: 18px;
  --tiir-shadow: 0 12px 34px rgba(20,32,51,.08);
  --tiir-container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--tiir-bg);
  color: var(--tiir-text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--tiir-primary); text-decoration: none; }
a:hover { color: var(--tiir-primary-dark); }
img { max-width: 100%; height: auto; }
button, input, textarea, select { font: inherit; }

.tiir-container { width: min(calc(100% - 36px), var(--tiir-container)); margin-inline: auto; }
.tiir-section { padding: 72px 0; }
.tiir-section--tight { padding: 52px 0; }
.tiir-surface { background: var(--tiir-surface); }
.tiir-eyebrow { display: inline-block; font-size: 13px; font-weight: 800; text-transform: uppercase; letter-spacing: .12em; color: var(--tiir-primary); }
.tiir-section-head { display:flex; align-items:end; justify-content:space-between; gap:20px; margin-bottom:28px; }
.tiir-section-head h2 { margin:6px 0 0; font-size: clamp(28px, 3vw, 42px); line-height:1.12; letter-spacing:-.03em; }
.tiir-section-head p { margin:0; color:var(--tiir-muted); max-width:580px; }
.tiir-link-arrow { font-weight:800; white-space:nowrap; }

/* Header */
.site-header { position: sticky; top:0; z-index:100; background:rgba(255,255,255,.96); border-bottom:1px solid var(--tiir-border); backdrop-filter: blur(12px); }
.admin-bar .site-header { top:32px; }
.tiir-header-inner { min-height:74px; display:flex; align-items:center; justify-content:space-between; gap:24px; }
.site-branding { display:flex; align-items:center; min-width:190px; }
.custom-logo-link { display:flex; align-items:center; }
.custom-logo { max-height:44px; width:auto; }
.site-title { margin:0; font-size:24px; line-height:1; letter-spacing:-.035em; font-weight:900; color:var(--tiir-dark); }
.site-title a { color:inherit; }
.site-title .tiir-dot { color:var(--tiir-primary); }
.primary-navigation { margin-left:auto; }
.primary-navigation ul { list-style:none; display:flex; align-items:center; gap:27px; padding:0; margin:0; }
.primary-navigation a { color:#243148; font-size:14px; font-weight:750; }
.primary-navigation a:hover { color:var(--tiir-primary); }
.tiir-header-cta { display:inline-flex; align-items:center; justify-content:center; padding:10px 17px; border-radius:999px; background:var(--tiir-dark); color:#fff; font-weight:800; font-size:14px; }
.tiir-header-cta:hover { background:var(--tiir-primary); color:#fff; }
.tiir-menu-toggle { display:none; border:0; background:transparent; padding:8px; cursor:pointer; }
.tiir-menu-toggle span { display:block; width:24px; height:2px; background:var(--tiir-dark); margin:5px 0; border-radius:2px; }

/* Hero */
.tiir-hero { overflow:hidden; position:relative; padding:92px 0 82px; background:linear-gradient(135deg,#f7faff 0%,#eef5ff 53%,#f0fbf7 100%); border-bottom:1px solid var(--tiir-border); }
.tiir-hero:before, .tiir-hero:after { content:""; position:absolute; border-radius:50%; filter:blur(4px); pointer-events:none; }
.tiir-hero:before { width:400px; height:400px; background:rgba(13,99,243,.08); right:-140px; top:-180px; }
.tiir-hero:after { width:280px; height:280px; background:rgba(16,185,129,.08); left:-130px; bottom:-150px; }
.tiir-hero-grid { display:grid; grid-template-columns: 1.2fr .8fr; gap:64px; align-items:center; position:relative; z-index:1; }
.tiir-hero h1 { max-width:790px; margin:14px 0 20px; font-size:clamp(46px,7vw,78px); line-height:.98; letter-spacing:-.055em; color:var(--tiir-dark); }
.tiir-hero h1 strong { color:var(--tiir-primary); }
.tiir-hero-copy { max-width:680px; font-size:19px; color:var(--tiir-muted); }
.tiir-actions { display:flex; gap:12px; flex-wrap:wrap; margin-top:30px; }
.tiir-btn { display:inline-flex; align-items:center; justify-content:center; min-height:50px; padding:0 22px; border-radius:12px; font-weight:850; border:1px solid transparent; }
.tiir-btn--primary { background:var(--tiir-primary); color:#fff; box-shadow:0 10px 24px rgba(13,99,243,.22); }
.tiir-btn--primary:hover { background:var(--tiir-primary-dark); color:#fff; }
.tiir-btn--ghost { background:#fff; color:var(--tiir-dark); border-color:var(--tiir-border); }
.tiir-btn--ghost:hover { border-color:#c8d4e4; color:var(--tiir-primary); }
.tiir-trust { display:flex; flex-wrap:wrap; gap:18px; margin-top:24px; color:#55647a; font-size:13px; font-weight:700; }
.tiir-trust span:before { content:"✓"; margin-right:7px; color:var(--tiir-accent); font-weight:900; }
.tiir-hero-panel { background:rgba(255,255,255,.86); border:1px solid rgba(255,255,255,.9); padding:22px; border-radius:26px; box-shadow:var(--tiir-shadow); }
.tiir-hero-panel-title { margin:0 0 14px; font-size:15px; font-weight:900; }
.tiir-mini-card { background:#fff; border:1px solid var(--tiir-border); border-radius:15px; padding:15px; display:flex; gap:13px; align-items:center; margin-top:11px; }
.tiir-mini-icon { width:42px; height:42px; flex:0 0 42px; border-radius:12px; background:#eff5ff; display:grid; place-items:center; color:var(--tiir-primary); font-weight:900; }
.tiir-mini-card strong { display:block; font-size:14px; }
.tiir-mini-card small { display:block; color:var(--tiir-muted); margin-top:2px; }

/* Cards */
.tiir-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.tiir-card { background:var(--tiir-surface); border:1px solid var(--tiir-border); border-radius:var(--tiir-radius); overflow:hidden; transition:transform .2s ease, box-shadow .2s ease; }
.tiir-card:hover { transform:translateY(-4px); box-shadow:var(--tiir-shadow); }
.tiir-card-media { display:block; aspect-ratio:16/9; overflow:hidden; background:linear-gradient(135deg,#edf4ff,#eefaf6); }
.tiir-card-media img { width:100%; height:100%; object-fit:cover; transition:transform .35s ease; }
.tiir-card:hover .tiir-card-media img { transform:scale(1.025); }
.tiir-card-placeholder { height:100%; display:grid; place-items:center; font-size:48px; font-weight:950; color:rgba(13,99,243,.32); }
.tiir-card-body { padding:22px; }
.tiir-meta { display:flex; align-items:center; gap:9px; flex-wrap:wrap; font-size:12px; color:var(--tiir-muted); margin-bottom:9px; }
.tiir-badge { display:inline-flex; align-items:center; padding:5px 9px; border-radius:999px; background:#eef5ff; color:var(--tiir-primary); font-size:11px; font-weight:850; text-transform:uppercase; letter-spacing:.05em; }
.tiir-card h3 { margin:0 0 10px; font-size:21px; line-height:1.25; letter-spacing:-.025em; }
.tiir-card h3 a { color:var(--tiir-dark); }
.tiir-card h3 a:hover { color:var(--tiir-primary); }
.tiir-card p { margin:0; color:var(--tiir-muted); font-size:14px; }

/* Category grid */
.tiir-category-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; }
.tiir-category { display:block; padding:23px; border:1px solid var(--tiir-border); border-radius:16px; background:#fff; color:var(--tiir-dark); }
.tiir-category:hover { border-color:#bed2f5; box-shadow:0 10px 24px rgba(20,32,51,.06); }
.tiir-category-icon { width:45px; height:45px; border-radius:12px; background:#eef5ff; color:var(--tiir-primary); display:grid; place-items:center; font-weight:950; margin-bottom:18px; }
.tiir-category h3 { margin:0 0 5px; font-size:17px; }
.tiir-category p { margin:0; font-size:13px; color:var(--tiir-muted); }

/* CTA */
.tiir-cta { border-radius:26px; padding:44px; background:var(--tiir-dark); color:#fff; display:flex; align-items:center; justify-content:space-between; gap:30px; overflow:hidden; position:relative; }
.tiir-cta:after { content:""; position:absolute; width:300px; height:300px; border-radius:50%; background:rgba(13,99,243,.22); right:-100px; top:-130px; }
.tiir-cta > * { position:relative; z-index:1; }
.tiir-cta h2 { margin:0 0 8px; font-size:clamp(28px,4vw,42px); line-height:1.08; letter-spacing:-.035em; }
.tiir-cta p { margin:0; color:#b7c4d7; max-width:680px; }

/* Content */
.tiir-page-wrap { padding:62px 0; }
.tiir-content-grid { display:grid; grid-template-columns:minmax(0,760px) 1fr; gap:46px; align-items:start; }
.tiir-content, .tiir-sidebar-box { background:#fff; border:1px solid var(--tiir-border); border-radius:var(--tiir-radius); }
.tiir-content { padding:clamp(24px,4vw,50px); }
.entry-header h1 { margin:7px 0 14px; font-size:clamp(36px,5vw,58px); line-height:1.06; letter-spacing:-.045em; }
.entry-meta { color:var(--tiir-muted); font-size:14px; margin-bottom:28px; }
.entry-content { font-size:17px; }
.entry-content h2 { margin-top:42px; line-height:1.2; letter-spacing:-.025em; }
.entry-content h3 { margin-top:30px; line-height:1.25; }
.entry-content img { border-radius:14px; }
.entry-content blockquote { margin:30px 0; padding:18px 22px; border-left:4px solid var(--tiir-primary); background:#f6f9ff; border-radius:0 12px 12px 0; }
.entry-content table { width:100%; border-collapse:collapse; }
.entry-content th, .entry-content td { padding:12px; border:1px solid var(--tiir-border); text-align:left; }
.tiir-disclosure { margin:0 0 26px; padding:13px 15px; border:1px solid #dce8fb; background:#f4f8ff; border-radius:12px; color:#4a5c74; font-size:13px; }
.tiir-sidebar-box { padding:23px; margin-bottom:20px; }
.tiir-sidebar-box h3 { margin:0 0 12px; font-size:18px; }
.tiir-sidebar-box ul { margin:0; padding-left:18px; }
.tiir-sidebar-box li { margin:8px 0; }

/* Archive */
.tiir-archive-head { padding:52px 0 24px; }
.tiir-archive-head h1 { font-size:clamp(36px,5vw,58px); margin:5px 0 10px; line-height:1.05; letter-spacing:-.045em; }
.tiir-archive-head p { color:var(--tiir-muted); max-width:740px; }
.tiir-pagination { margin-top:36px; }
.tiir-pagination .nav-links { display:flex; gap:8px; flex-wrap:wrap; }
.tiir-pagination .page-numbers { min-width:40px; height:40px; display:grid; place-items:center; border:1px solid var(--tiir-border); background:#fff; border-radius:9px; }
.tiir-pagination .current { background:var(--tiir-primary); color:#fff; border-color:var(--tiir-primary); }

/* Footer */
.site-footer { background:#081322; color:#b6c3d4; padding:60px 0 28px; margin-top:72px; }
.tiir-footer-grid { display:grid; grid-template-columns:1.25fr .75fr .75fr; gap:52px; }
.site-footer h3, .site-footer h4 { color:#fff; margin-top:0; }
.site-footer .site-title, .site-footer .site-title a { color:#fff; }
.site-footer p { max-width:480px; }
.site-footer ul { list-style:none; padding:0; margin:0; }
.site-footer li { margin:8px 0; }
.site-footer a { color:#b6c3d4; }
.site-footer a:hover { color:#fff; }
.tiir-footer-bottom { margin-top:44px; padding-top:22px; border-top:1px solid rgba(255,255,255,.1); display:flex; justify-content:space-between; gap:18px; font-size:13px; }

/* Forms / comments */
input[type="text"], input[type="email"], input[type="url"], input[type="search"], textarea { width:100%; border:1px solid var(--tiir-border); border-radius:10px; padding:12px 14px; background:#fff; color:var(--tiir-text); }
input[type="submit"], button[type="submit"] { border:0; border-radius:10px; padding:11px 18px; background:var(--tiir-primary); color:#fff; font-weight:800; cursor:pointer; }
.comments-area { margin-top:34px; padding-top:28px; border-top:1px solid var(--tiir-border); }
.comment-list { padding-left:20px; }

.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!important; width:1px; word-wrap:normal!important; }

@media (max-width: 980px) {
  .tiir-hero-grid { grid-template-columns:1fr; gap:38px; }
  .tiir-hero-panel { max-width:650px; }
  .tiir-grid { grid-template-columns:repeat(2,1fr); }
  .tiir-category-grid { grid-template-columns:repeat(2,1fr); }
  .tiir-content-grid { grid-template-columns:1fr; }
  .tiir-footer-grid { grid-template-columns:1fr 1fr; }
  .primary-navigation { display:none; position:absolute; left:18px; right:18px; top:67px; background:#fff; border:1px solid var(--tiir-border); border-radius:14px; padding:14px; box-shadow:var(--tiir-shadow); }
  .primary-navigation.is-open { display:block; }
  .primary-navigation ul { display:block; }
  .primary-navigation li { border-bottom:1px solid var(--tiir-border); }
  .primary-navigation li:last-child { border-bottom:0; }
  .primary-navigation a { display:block; padding:11px 8px; }
  .tiir-menu-toggle { display:block; }
  .tiir-header-cta { display:none; }
}

@media (max-width: 700px) {
  .admin-bar .site-header { top:46px; }
  .tiir-container { width:min(calc(100% - 28px),var(--tiir-container)); }
  .tiir-hero { padding:68px 0 58px; }
  .tiir-hero h1 { font-size:clamp(42px,14vw,62px); }
  .tiir-hero-copy { font-size:17px; }
  .tiir-section { padding:54px 0; }
  .tiir-section-head { align-items:flex-start; flex-direction:column; }
  .tiir-grid, .tiir-category-grid, .tiir-footer-grid { grid-template-columns:1fr; }
  .tiir-cta { padding:30px; align-items:flex-start; flex-direction:column; }
  .tiir-footer-bottom { flex-direction:column; }
}