/*
Theme Name: BLKSWN
Theme URI: https://blkswn.site
Author: BLKSWN PTE. LTD.
Author URI: https://blkswn.site
Description: BLKSWN is a premium, modern, responsive WordPress theme for international software development and technology companies. Built with performance, accessibility, SEO, and WooCommerce in mind.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.6
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: blkswn
Tags: business, technology, software, corporate, saas, one-column, two-columns, right-sidebar, custom-logo, custom-menu, featured-images, translation-ready, threaded-comments, block-styles, wide-blocks, e-commerce
*/

/* Base reset & tokens */
:root{
  --color-primary:#2563EB;
  --color-primary-dark:#1D4ED8;
  --color-secondary:#0F172A;
  --color-accent:#06B6D4;
  --color-success:#22C55E;
  --color-bg:#FFFFFF;
  --color-surface:#F8FAFC;
  --color-border:#E2E8F0;
  --color-muted:#64748B;
  --color-text:#0F172A;
  --font-heading:'Poppins',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --font-body:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --radius:12px;
  --shadow-sm:0 1px 2px rgba(15,23,42,.06);
  --shadow-md:0 6px 20px rgba(15,23,42,.08);
  --shadow-lg:0 20px 40px rgba(15,23,42,.12);
  --container:1200px;
  --transition:.25s ease;
}
[data-theme="dark"]{
  --color-bg:#0B1220;
  --color-surface:#0F172A;
  --color-border:#1E293B;
  --color-text:#E2E8F0;
  --color-muted:#94A3B8;
  --color-secondary:#E2E8F0;
}

*,*::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);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--color-primary);text-decoration:none;transition:color var(--transition)}
a:hover,a:focus{color:var(--color-primary-dark)}
h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);color:var(--color-secondary);line-height:1.2;margin:0 0 .6em;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(2rem,4vw,3.25rem)}
h2{font-size:clamp(1.6rem,3vw,2.3rem)}
h3{font-size:1.35rem}
p{margin:0 0 1em}
[data-theme="dark"] h1,[data-theme="dark"] h2,[data-theme="dark"] h3,[data-theme="dark"] h4{color:#F1F5F9}

.container{max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:88px 0}
.section--alt{background:var(--color-surface)}
.section-title{text-align:center;margin-bottom:14px}
.section-sub{text-align:center;color:var(--color-muted);max-width:720px;margin:0 auto 48px}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 26px;border-radius:999px;font-weight:600;font-family:var(--font-heading);border:2px solid transparent;cursor:pointer;transition:all var(--transition);font-size:.95rem}
.btn-primary{background:var(--color-primary);color:#fff}
.btn-primary:hover{background:var(--color-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-outline{background:transparent;color:var(--color-primary);border-color:var(--color-primary)}
.btn-outline:hover{background:var(--color-primary);color:#fff}
.btn-ghost{background:transparent;color:var(--color-text)}

/* Header */
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.85);backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--color-border);transition:box-shadow var(--transition)}
[data-theme="dark"] .site-header{background:rgba(11,18,32,.85)}
.site-header.is-scrolled{box-shadow:var(--shadow-sm)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 0}
.site-branding{display:flex;align-items:center;gap:10px}
.site-logo img{max-height:40px;width:auto}
.site-title{font-family:var(--font-heading);font-weight:800;font-size:1.35rem;color:var(--color-secondary);letter-spacing:.02em}
[data-theme="dark"] .site-title{color:#F1F5F9}
.primary-nav ul{list-style:none;display:flex;gap:6px;margin:0;padding:0}
.primary-nav a{padding:10px 14px;border-radius:8px;color:var(--color-text);font-weight:500;font-size:.95rem}
.primary-nav a:hover,.primary-nav .current-menu-item>a{background:var(--color-surface);color:var(--color-primary)}
.primary-nav .sub-menu{position:absolute;background:var(--color-bg);border:1px solid var(--color-border);border-radius:12px;padding:8px;min-width:220px;box-shadow:var(--shadow-md);display:none;flex-direction:column}
.primary-nav li{position:relative}
.primary-nav li:hover>.sub-menu{display:flex}
.header-actions{display:flex;align-items:center;gap:10px}
.header-actions .btn{padding:10px 18px}
.icon-btn{width:40px;height:40px;border-radius:50%;border:1px solid var(--color-border);background:transparent;color:var(--color-text);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition)}
.icon-btn:hover{border-color:var(--color-primary);color:var(--color-primary)}
.menu-toggle{display:none}

/* Hero */
.hero{position:relative;padding:110px 0 90px;overflow:hidden;background:radial-gradient(1200px 500px at 10% -10%,rgba(37,99,235,.18),transparent 60%),radial-gradient(900px 500px at 100% 20%,rgba(6,182,212,.18),transparent 60%)}
[data-theme="dark"] .hero{background:radial-gradient(1200px 500px at 10% -10%,rgba(37,99,235,.25),transparent 60%),radial-gradient(900px 500px at 100% 20%,rgba(6,182,212,.2),transparent 60%)}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:rgba(37,99,235,.1);color:var(--color-primary);font-weight:600;font-size:.85rem;margin-bottom:20px}
.hero h1 span{background:linear-gradient(90deg,var(--color-primary),var(--color-accent));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{font-size:1.15rem;color:var(--color-muted);max-width:560px;margin-bottom:30px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-visual{position:relative}
.hero-visual img{border-radius:20px;box-shadow:var(--shadow-lg)}
.hero-badge{position:absolute;background:var(--color-bg);border:1px solid var(--color-border);border-radius:16px;padding:14px 18px;box-shadow:var(--shadow-md);display:flex;align-items:center;gap:12px}
.hero-badge i{color:var(--color-success)}
.hero-badge.b1{top:20px;left:-30px}
.hero-badge.b2{bottom:20px;right:-20px}

/* Cards / grids */
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius);padding:28px;transition:all var(--transition);position:relative;overflow:hidden}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:transparent}
.card .icon-wrap{width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:1.3rem;margin-bottom:18px}
.card h3{font-size:1.15rem;margin-bottom:8px}
.card p{color:var(--color-muted);margin:0;font-size:.95rem}

/* About */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-grid img{border-radius:20px;box-shadow:var(--shadow-md)}
.about-list{list-style:none;padding:0;margin:20px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.about-list li{display:flex;gap:10px;color:var(--color-text)}
.about-list i{color:var(--color-success);margin-top:5px}

/* Solutions pills */
.pill-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.pill{padding:22px;border-radius:14px;background:var(--color-bg);border:1px solid var(--color-border);text-align:center;transition:all var(--transition)}
.pill i{color:var(--color-primary);font-size:1.6rem;margin-bottom:10px;display:block}
.pill:hover{border-color:var(--color-primary);transform:translateY(-3px)}
.pill h4{margin:0;font-size:1rem;color:var(--color-secondary)}
[data-theme="dark"] .pill h4{color:#F1F5F9}

/* Tech */
.tech-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.tech{padding:26px;text-align:center;border-radius:14px;background:var(--color-surface);border:1px solid var(--color-border);transition:all var(--transition)}
.tech:hover{background:var(--color-primary);color:#fff;transform:translateY(-4px)}
.tech:hover h4,.tech:hover i{color:#fff}
.tech i{font-size:2rem;color:var(--color-primary);margin-bottom:10px}
.tech h4{margin:0;font-size:1rem}

/* Stats */
.stats{background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));color:#fff;border-radius:24px;padding:56px;display:grid;grid-template-columns:repeat(4,1fr);gap:30px;text-align:center}
.stat .num{font-family:var(--font-heading);font-size:2.6rem;font-weight:800;line-height:1}
.stat .lbl{opacity:.85;margin-top:8px;font-size:.95rem}

/* Process */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.step{padding:26px;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-bg);position:relative}
.step .n{font-family:var(--font-heading);font-weight:800;color:var(--color-primary);font-size:1.5rem}

/* Testimonials slider */
.slider{position:relative;overflow:hidden}
.slides{display:flex;transition:transform .5s ease}
.slide{min-width:100%;padding:0 8px}
.testimonial{background:var(--color-bg);border:1px solid var(--color-border);border-radius:20px;padding:36px;box-shadow:var(--shadow-sm)}
.testimonial p{font-size:1.1rem;color:var(--color-text)}
.testimonial .who{display:flex;align-items:center;gap:14px;margin-top:20px}
.testimonial .who img{width:52px;height:52px;border-radius:50%}
.slider-nav{display:flex;justify-content:center;gap:8px;margin-top:24px}
.slider-dot{width:10px;height:10px;border-radius:50%;background:var(--color-border);border:0;cursor:pointer}
.slider-dot.is-active{background:var(--color-primary);width:26px;border-radius:6px}

/* Pricing */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.plan{background:var(--color-bg);border:1px solid var(--color-border);border-radius:20px;padding:34px;display:flex;flex-direction:column;transition:all var(--transition)}
.plan.featured{border-color:var(--color-primary);box-shadow:0 30px 60px rgba(37,99,235,.15);transform:translateY(-6px);position:relative}
.plan.featured::before{content:"Most Popular";position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--color-primary);color:#fff;padding:5px 14px;border-radius:999px;font-size:.75rem;font-weight:600}
.plan h3{margin-bottom:4px}
.plan .price{font-family:var(--font-heading);font-size:2.4rem;font-weight:800;color:var(--color-secondary);margin:10px 0}
[data-theme="dark"] .plan .price{color:#F1F5F9}
.plan .price small{font-size:.9rem;color:var(--color-muted);font-weight:500}
.plan ul{list-style:none;padding:0;margin:20px 0;flex:1}
.plan li{padding:8px 0;color:var(--color-muted);display:flex;gap:10px}
.plan li i{color:var(--color-success)}

/* FAQ */
.faq{max-width:820px;margin:0 auto}
.faq-item{border:1px solid var(--color-border);border-radius:12px;margin-bottom:12px;background:var(--color-bg);overflow:hidden}
.faq-q{width:100%;text-align:left;padding:20px 22px;background:transparent;border:0;font-weight:600;font-family:var(--font-heading);color:var(--color-secondary);cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-size:1rem}
[data-theme="dark"] .faq-q{color:#F1F5F9}
.faq-a{padding:0 22px;max-height:0;overflow:hidden;transition:max-height .3s ease,padding .3s ease;color:var(--color-muted)}
.faq-item.open .faq-a{padding:0 22px 20px;max-height:400px}
.faq-item.open .faq-q i{transform:rotate(180deg)}
.faq-q i{transition:transform .3s}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:40px}
.contact-info{background:var(--color-secondary);color:#fff;border-radius:20px;padding:40px}
.contact-info h3{color:#fff}
.contact-item{display:flex;gap:14px;margin-bottom:22px;align-items:flex-start}
.contact-item i{color:var(--color-accent);font-size:1.15rem;margin-top:4px}
.contact-form{background:var(--color-bg);border:1px solid var(--color-border);border-radius:20px;padding:40px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-field{margin-bottom:16px}
.form-field label{display:block;margin-bottom:6px;font-weight:500;font-size:.9rem}
.form-field input,.form-field textarea,.form-field select{width:100%;padding:12px 14px;border:1px solid var(--color-border);border-radius:10px;font-family:inherit;font-size:.95rem;background:var(--color-bg);color:var(--color-text);transition:border-color var(--transition)}
.form-field input:focus,.form-field textarea:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 4px rgba(37,99,235,.12)}
.map-embed{margin-top:40px;border-radius:20px;overflow:hidden;box-shadow:var(--shadow-md)}
.map-embed iframe{width:100%;height:380px;border:0;display:block}

/* Newsletter */
.newsletter{background:linear-gradient(135deg,var(--color-primary),var(--color-accent));color:#fff;border-radius:24px;padding:56px;text-align:center}
.newsletter h2{color:#fff}
.newsletter p{opacity:.9}
.newsletter form{max-width:520px;margin:20px auto 0;display:flex;gap:10px;background:rgba(255,255,255,.15);padding:6px;border-radius:999px}
.newsletter input{flex:1;background:transparent;border:0;padding:12px 18px;color:#fff;font-size:.95rem}
.newsletter input::placeholder{color:rgba(255,255,255,.75)}
.newsletter input:focus{outline:none}
.newsletter button{background:#fff;color:var(--color-primary);border:0;padding:12px 24px;border-radius:999px;font-weight:600;cursor:pointer}

/* Footer */
.site-footer{background:var(--color-secondary);color:#CBD5E1;padding:70px 0 0;margin-top:80px}
.site-footer h4{color:#fff;font-size:1.05rem;margin-bottom:18px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1.2fr;gap:40px}
.footer-about p{color:#94A3B8;font-size:.95rem}
.footer-links{list-style:none;padding:0;margin:0}
.footer-links li{margin-bottom:10px}
.footer-links a{color:#94A3B8;font-size:.92rem}
.footer-links a:hover{color:#fff}
.socials{display:flex;gap:10px;margin-top:14px}
.socials a{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.08);color:#fff;display:inline-flex;align-items:center;justify-content:center;transition:all var(--transition)}
.socials a:hover{background:var(--color-primary);transform:translateY(-3px)}
.footer-bottom{margin-top:50px;padding:22px 0;border-top:1px solid rgba(255,255,255,.08);display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;font-size:.9rem;color:#94A3B8}

/* Blog */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.post-card{background:var(--color-bg);border:1px solid var(--color-border);border-radius:16px;overflow:hidden;transition:all var(--transition)}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.post-card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--color-surface)}
.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 .body{padding:22px}
.post-meta{font-size:.85rem;color:var(--color-muted);margin-bottom:8px;display:flex;gap:10px}
.post-card h3{font-size:1.15rem;margin-bottom:8px}
.post-card h3 a{color:var(--color-secondary)}
[data-theme="dark"] .post-card h3 a{color:#F1F5F9}
.post-card h3 a:hover{color:var(--color-primary)}

.page-header{padding:70px 0 30px;text-align:center;background:var(--color-surface);border-bottom:1px solid var(--color-border)}
.breadcrumbs{color:var(--color-muted);font-size:.9rem}
.breadcrumbs a{color:var(--color-muted)}
.breadcrumbs a:hover{color:var(--color-primary)}

.single-layout{display:grid;grid-template-columns:1fr 320px;gap:40px;padding:60px 0}
.single-content{background:var(--color-bg);border:1px solid var(--color-border);border-radius:16px;padding:40px}
.single-content h1{margin-bottom:14px}
.single-content img{border-radius:12px;margin:20px 0}
.author-box{margin-top:40px;padding:24px;border:1px solid var(--color-border);border-radius:16px;display:flex;gap:16px}
.author-box img{width:64px;height:64px;border-radius:50%}
.widget{background:var(--color-bg);border:1px solid var(--color-border);border-radius:16px;padding:24px;margin-bottom:20px}
.widget h3,.widget .widget-title{font-size:1.05rem;margin-bottom:14px}
.widget ul{list-style:none;padding:0;margin:0}
.widget li{padding:8px 0;border-bottom:1px solid var(--color-border)}
.widget li:last-child{border:0}

/* Pagination */
.pagination{display:flex;justify-content:center;gap:6px;margin:40px 0}
.pagination a,.pagination span{padding:10px 14px;border-radius:8px;border:1px solid var(--color-border);color:var(--color-text);font-weight:500}
.pagination .current{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}
.pagination a:hover{background:var(--color-surface)}

/* Back to top */
.back-to-top{position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:50%;background:var(--color-primary);color:#fff;border:0;display:none;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--shadow-md);z-index:900;transition:all var(--transition)}
.back-to-top.show{display:inline-flex}
.back-to-top:hover{background:var(--color-primary-dark);transform:translateY(-3px)}

/* Comments */
.comment-list{list-style:none;padding:0}
.comment-body{padding:20px;border:1px solid var(--color-border);border-radius:12px;margin-bottom:14px;background:var(--color-bg)}

/* Utilities */
.text-center{text-align:center}
.mt-8{margin-top:32px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
.skip-link{position:absolute;left:-9999px;top:0;padding:10px 16px;background:var(--color-primary);color:#fff;z-index:9999}
.skip-link:focus{left:10px;top:10px}