/*
Theme Name: Ebustech Theme
Author: Ebustech
Description: Lightweight biography/blog theme with slide-in menu, card layout, favourites and auto table of contents.
Version: 1.1.0
Requires at least: 5.8
Requires PHP: 7.4
License: GPLv2 or later
Text Domain: ebustech-theme
*/
:root{--blue:#0d4f96;--navy:#062851;--brown:#7a4a12;--bg:#f5f7fa;--text:#1a1a1a;--muted:#555;--line:#d9dee5}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#fff;color:var(--text);font:16px/1.7 Roboto,-apple-system,"Segoe UI",Arial,sans-serif;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue)}
h1,h2,h3,h4{line-height:1.3}
button{font:inherit;cursor:pointer}
.screen-reader-text{position:absolute;left:-9999px}

/* Header */
.sb-header{position:sticky;top:0;z-index:50;background:var(--blue);color:#fff;height:56px;display:flex;align-items:center;justify-content:space-between;padding:0 12px;box-shadow:0 2px 6px rgba(0,0,0,.25)}
.sb-icon-btn{background:none;border:0;color:#fff;width:44px;height:44px;display:flex;align-items:center;justify-content:center;padding:0}
.sb-icon-btn svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round}
.sb-brand{color:#fff;text-decoration:none;font-weight:700;letter-spacing:.08em;text-transform:uppercase;font-size:14px}
.sb-searchbar{background:var(--blue);padding:0 16px 14px;position:sticky;top:56px;z-index:49}
.sb-searchbar[hidden]{display:none}
.sb-searchbar form{display:flex;max-width:700px;margin:0 auto}
.sb-searchbar input[type=search]{flex:1;padding:10px 14px;border:0;border-radius:6px 0 0 6px;font-size:16px}
.sb-searchbar button{border:0;background:var(--brown);color:#fff;padding:0 18px;border-radius:0 6px 6px 0}

/* Drawer */
.sb-overlay{position:fixed;inset:0;background:rgba(0,0,0,.55);opacity:0;visibility:hidden;transition:.25s;z-index:98}
.sb-drawer{position:fixed;top:0;left:0;bottom:0;width:78%;max-width:320px;background:#fff;z-index:99;transform:translateX(-100%);transition:transform .25s;overflow-y:auto}
.sb-menu-open .sb-drawer{transform:none}
.sb-menu-open .sb-overlay{opacity:1;visibility:visible}
.sb-menu-open{overflow:hidden}
.sb-drawer-head{background:var(--blue);color:#fff;height:56px;padding:0 8px 0 20px;display:flex;align-items:center;justify-content:space-between;font-weight:700;font-size:18px;letter-spacing:.06em}
.sb-menu,.sb-menu ul{list-style:none;margin:0;padding:0}
.sb-menu a{display:block;padding:15px 20px;color:var(--text);text-decoration:none;font-weight:500;font-size:16px;border-bottom:1px solid var(--line);line-height:1.3}
.sb-menu .sub-menu,.sb-menu .children{display:none}
.sb-menu .open>.sub-menu,.sb-menu .open>.children{display:block}
.sb-menu .sub-menu a,.sb-menu .children a{padding:12px 20px 12px 40px;font-size:15px;font-weight:400;color:var(--muted);border:0}

/* Layout */
.sb-wrap{max-width:800px;margin:0 auto;padding:16px 24px 40px}
.sb-wrap.sb-wide{max-width:1100px}
.sb-page-title{font-size:21px;margin:10px 0 20px;color:var(--blue)}
.sb-grid{display:grid;grid-template-columns:1fr;gap:0 28px}
@media(min-width:720px){.sb-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1050px){.sb-grid{grid-template-columns:repeat(3,1fr)}}

/* Post card */
.sb-card{margin:0 0 28px}
.sb-thumb{position:relative;border:1px solid var(--blue);aspect-ratio:16/9;background:#fff;overflow:hidden}
.sb-thumb a,.sb-thumb img{display:block;width:100%;height:100%}
.sb-thumb img{object-fit:cover}
.sb-heart{position:absolute;top:12px;right:14px;background:rgba(255,255,255,.85);border:0;border-radius:50%;width:38px;height:38px;padding:0;display:flex;align-items:center;justify-content:center}
.sb-heart svg{width:26px;height:26px;fill:none;stroke:#666;stroke-width:1.8}
.sb-heart.on svg{fill:#d62839;stroke:#d62839}
.sb-card-title{font-size:18px;margin:14px 0 6px;font-weight:700}
.sb-card-title a{color:var(--blue);text-decoration:none}
.sb-card-excerpt{margin:0 0 14px;color:var(--muted);font-size:15px;line-height:1.55}
.sb-badge-row{text-align:right}
.sb-badge{display:inline-block;background:var(--brown);color:#fff;text-decoration:none;text-transform:uppercase;font-weight:700;font-size:12px;letter-spacing:.05em;padding:6px 14px;border-radius:3px}

/* Pagination */
.navigation.pagination{margin:10px 0 30px;text-align:center}
.page-numbers{display:inline-block;padding:8px 14px;margin:2px;border:1px solid var(--line);border-radius:4px;text-decoration:none;color:var(--blue)}
.page-numbers.current{background:var(--blue);color:#fff;border-color:var(--blue)}

/* Single */
.sb-crumbs{display:flex;align-items:center;gap:8px;font-size:14px;padding:12px 0;border-bottom:1px solid var(--line);margin:0 0 22px;white-space:nowrap}
.sb-crumbs a{color:var(--muted)}
.sb-crumbs .sep{color:#999}
.sb-crumbs .cur{font-weight:700;overflow:hidden;text-overflow:ellipsis;min-width:0}
.sb-title{font-size:26px;margin:0 0 14px;font-weight:800}
.sb-meta{color:var(--muted);font-size:14px;padding-bottom:14px;border-bottom:1px solid var(--line);margin-bottom:22px;display:flex;flex-wrap:wrap;gap:6px 14px}
.sb-meta a{color:var(--blue);font-weight:700;text-decoration:none}
.sb-lead{margin:0 0 30px}
.sb-toc{border:2px solid var(--line);border-radius:18px;margin:0 0 30px;overflow:hidden}
.sb-toc[hidden]{display:none}
.sb-toc-head{width:100%;display:flex;align-items:center;gap:16px;background:#fff;border:0;padding:14px 18px;font-size:17px;font-weight:600;text-align:left}
.sb-toc-head .grid{width:22px;height:22px;fill:none;stroke:var(--blue);stroke-width:2}
.sb-toc-head .chev{margin-left:auto;width:20px;height:20px;fill:none;stroke:#333;stroke-width:2.4;transition:.2s}
.sb-toc.closed .chev{transform:rotate(180deg)}
.sb-toc-list{margin:0;padding:0 24px 18px 48px;line-height:1.5}
.sb-toc-list li{margin:8px 0}
.sb-toc.closed .sb-toc-list{display:none}
.sb-content h2,.sb-content h3{scroll-margin-top:72px}
.sb-content h2{font-size:22px;margin:36px 0 12px}
.sb-content h3{font-size:18px;margin:28px 0 10px}
.sb-content p{margin:0 0 22px}
.sb-content table{width:100%;border-collapse:collapse;display:block;overflow-x:auto;margin:0 0 24px}
.sb-content th,.sb-content td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.sb-content th{background:var(--bg)}
.sb-content blockquote{margin:0 0 22px;padding:4px 20px;border-left:4px solid var(--blue);background:var(--bg)}
.sb-content .wp-caption,.sb-content figure{margin:0 0 22px;max-width:100%}

/* Related */
.sb-related{background:var(--bg);padding:10px 0 20px}
.sb-related-inner{max-width:800px;margin:0 auto;padding:0 24px}
.sb-related h2{font-size:19px;margin:20px 0 18px}
.sb-mini{background:#fff;border-radius:10px;box-shadow:0 1px 4px rgba(0,0,0,.08);margin:0 0 26px;padding:24px;overflow:hidden}
.sb-mini .sb-thumb{margin:-24px -24px 20px;border:0;border-bottom:1px solid var(--line)}
.sb-mini h3{font-size:16px;margin:0 0 10px}
.sb-mini h3 a{color:var(--text);text-decoration:none}
.sb-mini time{color:var(--muted);font-size:14px}

/* Footer */
.sb-footer{background:var(--navy);color:#cfd8e6;text-align:center;padding:44px 20px 60px}
.sb-footer ul{list-style:none;margin:0 0 24px;padding:0;display:flex;flex-wrap:wrap;justify-content:center;gap:10px 26px}
.sb-footer a{color:#fff;text-decoration:none;font-size:14px}
.sb-footer p{margin:0;font-size:13px}
#sb-top{position:fixed;right:20px;bottom:24px;width:48px;height:48px;border-radius:50%;background:var(--blue);border:0;color:#fff;box-shadow:0 3px 8px rgba(0,0,0,.35);display:none;align-items:center;justify-content:center;z-index:40}
#sb-top.show{display:flex}
#sb-top svg{width:24px;height:24px;fill:none;stroke:#fff;stroke-width:2.6}
.sb-noimg{display:block;width:100%;height:100%;background:var(--bg)}