/*
Theme Name:   Bio Folio
Description:  Simple, clean editorial Astra child theme. Designed homepage and a clean reading layout for posts — no extra fields, no extra widgets. Posts show exactly as written in the editor.
Author:       Firoz Ansari
Template:     astra
Version:      2.0.0
Requires at least: 5.8
Requires PHP: 7.4
License:      GPL-2.0-or-later
Text Domain:  biotheme
*/

:root{
	--bg:#faf7f2; --surface:#fff; --soft:#f1ebe1; --ink:#1a1611; --ink-2:#3d362e; --muted:#7a7064; --line:#e7e0d5;
	--accent:#b4380f;
	--serif:'Fraunces',Georgia,'Times New Roman',serif; --sans:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
	--r:14px; --wrap:1180px;
}

/* Base */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;overflow-x:clip}
body.bt{margin:0;background:var(--bg);color:var(--ink);font:400 17px/1.7 var(--sans);-webkit-font-smoothing:antialiased}
body.bt-menu-open{overflow:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
a:hover{color:var(--accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.18;letter-spacing:-.01em;margin:0;color:var(--ink)}
button{font:inherit;cursor:pointer}
.bt-wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.screen-reader-text{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(1px,1px,1px,1px);white-space:nowrap}
.bt-skip{position:absolute;left:-999px;top:8px;z-index:999;background:var(--ink);color:#fff;padding:8px 14px;border-radius:8px}
.bt-skip:focus{left:8px}
.bt-img{width:100%;height:100%;object-fit:cover}
.bt-ph{display:grid;place-items:center;font:800 clamp(24px,4vw,56px)/1 var(--serif);color:#fff;background:linear-gradient(135deg,hsl(var(--h) 45% 50%),hsl(calc(var(--h) + 35) 50% 32%))}
.bt-btn{display:inline-block;background:var(--ink);color:#fff;border:0;border-radius:999px;padding:12px 24px;font:600 15px/1 var(--sans)}
.bt-btn:hover{background:var(--accent);color:#fff}
.bt-main{min-height:60vh}

/* Header */
.bt-header{background:var(--bg);border-bottom:1px solid var(--line);position:relative;z-index:50}
.bt-bar{display:flex;align-items:center;justify-content:center;position:relative;padding-top:26px;padding-bottom:20px}
.bt-sitename{margin:0;font:800 clamp(28px,4.5vw,46px)/1 var(--serif);letter-spacing:-.03em}
.bt-sitename a:hover{color:var(--ink)}
.bt-sitename a::after{content:".";color:var(--accent)}
.custom-logo{max-height:60px;width:auto;margin:0 auto}
.bt-nav{border-top:1px solid var(--line)}
.bt-menu{display:flex;justify-content:center;flex-wrap:wrap;gap:4px 8px;list-style:none;margin:0;padding:0}
.bt-menu>li{position:relative}
.bt-menu a{display:block;padding:14px 12px;font:600 13.5px/1 var(--sans);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2)}
.bt-menu a:hover,.bt-menu .current-menu-item>a{color:var(--accent)}
.bt-menu .sub-menu{position:absolute;left:0;top:100%;min-width:210px;list-style:none;margin:0;padding:8px;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:0 14px 30px -14px rgba(40,25,10,.25);opacity:0;visibility:hidden;transition:.18s}
.bt-menu li:hover>.sub-menu,.bt-menu li:focus-within>.sub-menu{opacity:1;visibility:visible}
.bt-menu .sub-menu a{text-transform:none;letter-spacing:0;font-weight:500;font-size:14.5px;padding:10px 12px;border-radius:8px}
.bt-menu-btn{display:none;position:absolute;right:20px;width:42px;height:42px;place-items:center;border:1px solid var(--line);border-radius:50%;background:var(--surface);color:var(--ink)}
.bt-drawer{position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);background:var(--surface);z-index:200;padding:18px 20px;overflow-y:auto;transform:translateX(102%);visibility:hidden;transition:transform .3s ease,visibility .3s}
.bt-menu-open .bt-drawer{transform:none;visibility:visible}
.bt-drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.bt-drawer-head .bt-menu-btn{display:grid;position:static}
.bt-drawer .bt-sitename{font-size:26px}
.bt-drawer-menu{list-style:none;margin:0;padding:0}
.bt-drawer-menu a{display:block;padding:13px 2px;border-bottom:1px solid var(--line);font:600 17px/1.3 var(--serif)}
.bt-drawer-menu .sub-menu{list-style:none;padding-left:14px}
.bt-drawer-menu .sub-menu a{font:500 15px/1.3 var(--sans)}
.bt-scrim{position:fixed;inset:0;background:rgba(15,10,5,.45);z-index:150;opacity:0;visibility:hidden;transition:.3s}
.bt-menu-open .bt-scrim{opacity:1;visibility:visible}

/* Shared bits */
.bt-cat{display:inline-block;font:700 11.5px/1 var(--sans);letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:10px}
.bt-meta{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13.5px;color:var(--muted)}
.bt-dot{width:3px;height:3px;border-radius:50%;background:currentColor}
.bt-excerpt{color:var(--ink-2);margin:12px 0 14px;font-size:16.5px}

/* Cards */
.bt-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:34px 28px}
.bt-card-img,.bt-lead-img{display:block;overflow:hidden;border-radius:var(--r);background:var(--soft);aspect-ratio:4/3}
.bt-card-img .bt-img,.bt-lead-img .bt-img{transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.bt-card:hover .bt-img,.bt-lead:hover .bt-img{transform:scale(1.04)}
.bt-card-body{padding-top:16px}
.bt-card-title{font-size:21px;line-height:1.25;margin-bottom:10px}
.bt-lead-img{aspect-ratio:16/10}
.bt-lead-body{padding-top:22px}
.bt-lead-title{font-size:clamp(28px,3.6vw,44px);font-weight:800;line-height:1.08;letter-spacing:-.02em}
.bt-mini{display:grid;grid-template-columns:96px 1fr;gap:16px;align-items:center;padding:16px 0;border-bottom:1px solid var(--line)}
.bt-mini:first-child{padding-top:0}
.bt-mini:last-child{border-bottom:0}
.bt-mini-img{width:96px;height:96px;border-radius:12px;overflow:hidden;background:var(--soft)}
.bt-mini .bt-ph{font-size:28px}
.bt-mini .bt-cat{margin-bottom:6px;font-size:10.5px}
.bt-mini-title{font-size:17.5px;line-height:1.28}

/* Home */
.bt-hero{display:grid;grid-template-columns:1.6fr 1fr;gap:44px;padding-top:44px;padding-bottom:20px}
.bt-hero-side{border-left:1px solid var(--line);padding-left:34px}
.bt-sec{padding-top:56px}
.bt-sec:last-child{padding-bottom:70px}
.bt-sec-title{display:flex;align-items:center;gap:16px;font-size:clamp(26px,3vw,32px);font-weight:800;margin-bottom:26px}
.bt-sec-title::after{content:"";flex:1;height:1px;background:var(--line)}

/* Archive */
.bt-arch-head{padding-top:48px;padding-bottom:6px}
.bt-arch-title{font-size:clamp(34px,5.5vw,60px);font-weight:800;letter-spacing:-.03em;line-height:1.05}
.bt-arch-desc{color:var(--ink-2);margin-top:12px;max-width:70ch}
.bt-arch{padding-top:36px;padding-bottom:70px}
.bt-empty{color:var(--muted)}
.bt-pagination{margin-top:52px}
.bt-pagination ul{display:flex;justify-content:center;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0}
.bt-pagination a,.bt-pagination span{display:grid;place-items:center;min-width:44px;height:44px;padding:0 12px;border-radius:999px;border:1px solid var(--line);background:var(--surface);font:600 15px/1 var(--sans)}
.bt-pagination .current{background:var(--ink);color:#fff;border-color:var(--ink)}

/* Single */
.bt-s-head{max-width:860px;text-align:center;padding-top:50px;padding-bottom:30px}
.bt-s-title{font-size:clamp(32px,5vw,56px);font-weight:800;letter-spacing:-.03em;line-height:1.08;margin-bottom:18px}
.bt-s-head .bt-meta{justify-content:center}
.bt-s-img{max-width:1000px;margin:0 auto 10px}
.bt-s-img .bt-img{border-radius:18px;max-height:620px}
.bt-s-body{max-width:760px;padding-top:30px;padding-bottom:70px}

/* Content */
.bt-content{font-size:18.5px;line-height:1.8;color:var(--ink-2)}
.bt-content>*{margin:0 0 1.15em}
.bt-content h2{font-size:clamp(25px,3vw,32px);font-weight:800;margin:1.7em 0 .6em;color:var(--ink)}
.bt-content h3{font-size:clamp(21px,2.4vw,24px);margin:1.4em 0 .5em}
.bt-content h4{font-size:19px;margin:1.2em 0 .4em}
.bt-content a{color:var(--accent);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.bt-content strong{color:var(--ink)}
.bt-content ul,.bt-content ol{padding-left:1.3em}
.bt-content li{margin-bottom:.4em}
.bt-content li::marker{color:var(--accent)}
.bt-content blockquote{margin:1.6em 0;padding:4px 0 4px 24px;border-left:3px solid var(--accent);font:italic 21px/1.55 var(--serif);color:var(--ink)}
.bt-content img{border-radius:12px}
.bt-content figure{margin:1.6em 0}
.bt-content figcaption{font-size:14px;color:var(--muted);text-align:center;margin-top:8px}
.bt-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 0 1.4em}
.bt-content table{width:100%;border-collapse:collapse;font-size:16px;background:var(--surface);border:1px solid var(--line);margin:0}
.bt-content th,.bt-content td{padding:11px 14px;border:1px solid var(--line);text-align:left;vertical-align:top}
.bt-content thead th{background:var(--soft);color:var(--ink);font-weight:600}
.bt-content tbody tr:nth-child(even){background:#fcfaf6}
.bt-content .wp-block-table{margin:0 0 1.4em}
.bt-content .wp-block-table .bt-table-wrap{margin:0}
.bt-content hr{border:0;height:1px;background:var(--line);margin:2em 0}
.bt-content .aligncenter{margin-left:auto;margin-right:auto}
.bt-content .alignleft{float:left;margin:.3em 1.4em 1em 0;max-width:45%}
.bt-content .alignright{float:right;margin:.3em 0 1em 1.4em;max-width:45%}
.bt-content::after{content:"";display:table;clear:both}

/* Comments */
.bt-comments{margin-top:50px;padding-top:30px;border-top:1px solid var(--line)}
.bt-comments-title,.comment-reply-title{font-size:24px;margin-bottom:18px}
.bt-comment-list{list-style:none;margin:0 0 30px;padding:0}
.bt-comment-list .children{list-style:none;padding-left:26px}
.bt-comment-list .comment-body{padding:16px 0;border-bottom:1px solid var(--line)}
.bt-comment-list .avatar{border-radius:50%;float:left;margin-right:12px}
.comment-form label{display:block;font-weight:600;font-size:14px;margin-bottom:6px}
.comment-form input[type=text],.comment-form input[type=email],.comment-form input[type=url],.comment-form textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;background:var(--surface);font:inherit}

/* 404 */
.bt-404{text-align:center;padding-top:70px;padding-bottom:90px}
.bt-404-n{font:800 clamp(100px,20vw,190px)/.9 var(--serif);color:transparent;-webkit-text-stroke:2px var(--accent);margin:0 0 10px}
.bt-404 .bt-btn{margin-top:22px}

/* Footer */
.bt-footer{border-top:1px solid var(--line);background:var(--surface)}
.bt-footer-in{display:flex;flex-direction:column;align-items:center;gap:14px;padding-top:40px;padding-bottom:34px;text-align:center}
.bt-footer .bt-sitename{font-size:28px}
.bt-foot-menu{display:flex;flex-wrap:wrap;justify-content:center;gap:6px 22px;list-style:none;margin:0;padding:0;font-size:14.5px;color:var(--ink-2)}
.bt-copy{margin:0;font-size:13.5px;color:var(--muted)}

/* Responsive */
@media (max-width:960px){
	.bt-hero{grid-template-columns:1fr;gap:30px}
	.bt-hero-side{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:24px}
	.bt-grid{grid-template-columns:repeat(2,1fr)}
	.bt-nav{display:none}
	.bt-menu-btn{display:grid}
	.bt-bar{justify-content:flex-start;padding-top:14px;padding-bottom:14px}
	.bt-header{position:sticky;top:0}
	.admin-bar .bt-header{top:0}
	.bt-sitename{font-size:28px}
}
@media (max-width:600px){
	body.bt{font-size:16.5px}
	.bt-wrap{padding:0 16px}
	.bt-menu-btn{right:16px}
	.bt-grid{grid-template-columns:1fr;gap:30px}
	.bt-hero{padding-top:24px}
	.bt-mini{grid-template-columns:82px 1fr}
	.bt-mini-img{width:82px;height:82px}
	.bt-s-head{text-align:left;padding-top:30px;padding-bottom:22px}
	.bt-s-head .bt-meta{justify-content:flex-start}
	.bt-s-img{padding:0}
	.bt-s-img .bt-img{border-radius:0}
	.bt-content{font-size:17.5px}
	.bt-content .alignleft,.bt-content .alignright{float:none;margin:1em auto;max-width:100%}
}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important}}