/*
Theme Name: Biogurukul Pro Theme
Theme URI: https://biogurukul.local/
Author: Abhishek Das
Author URI: https://biogurukul.local/
Description: Premium mobile-first WordPress theme for Biogurukul free CBSE Class 11, Class 12 and NEET Biology courses. Use with the Biogurukul LMS Core, Student Dashboard and PWA plugins for the complete suite.
Version: 2.0.0
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: biogurukul
Tags: education, lms, courses, custom-logo, custom-menu, featured-images, responsive-layout
*/

:root{
  --ef-bg:#f6f8ff;
  --ef-surface:#ffffff;
  --ef-text:#0e1731;
  --ef-muted:#61708f;
  --ef-soft:#e9eefc;
  --ef-line:#dce4f5;
  --ef-primary:#3157ff;
  --ef-primary-dark:#1435c7;
  --ef-accent:#04b89f;
  --ef-warm:#ffb12f;
  --ef-danger:#ff5666;
  --ef-radius:24px;
  --ef-radius-sm:16px;
  --ef-shadow:0 18px 55px rgba(18,39,92,.11);
  --ef-shadow-sm:0 10px 30px rgba(18,39,92,.08);
  --ef-container:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  color:var(--ef-text);
  background:
    radial-gradient(circle at 10% 0%, rgba(49,87,255,.10), transparent 28rem),
    radial-gradient(circle at 90% 10%, rgba(4,184,159,.11), transparent 26rem),
    var(--ef-bg);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
a{color:var(--ef-primary);text-decoration:none;transition:.2s ease}
a:hover{color:var(--ef-primary-dark)}
img{max-width:100%;height:auto;display:block}
button,input,select,textarea{font:inherit}
.skip-link{position:absolute;left:-999px;top:0;background:#fff;color:#111;padding:10px;z-index:9999}.skip-link:focus{left:10px;top:10px}
.ef-container{max-width:var(--ef-container);margin:0 auto;padding:0 22px}.ef-wide{max-width:1320px;margin:0 auto;padding:0 22px}
.site-header{position:sticky;top:0;z-index:99;background:rgba(255,255,255,.86);backdrop-filter:blur(18px);border-bottom:1px solid rgba(220,228,245,.85)}
.admin-bar .site-header{top:32px}.ef-header-inner{display:flex;align-items:center;justify-content:space-between;min-height:76px;gap:20px}.site-branding{display:flex;align-items:center;gap:12px}.custom-logo-link img{width:48px;height:48px;object-fit:contain}.ef-brand-text{display:flex;flex-direction:column;line-height:1.1}.site-title{font-weight:900;letter-spacing:-.03em;font-size:1.18rem;color:var(--ef-text)}.site-description{font-size:.78rem;color:var(--ef-muted);margin-top:4px}
.ef-main-nav{display:flex;align-items:center;gap:18px}.ef-main-nav ul{list-style:none;margin:0;padding:0;display:flex;align-items:center;gap:6px}.ef-main-nav a{display:block;padding:10px 13px;border-radius:999px;color:#27324e;font-weight:750;font-size:.95rem}.ef-main-nav a:hover,.ef-main-nav .current-menu-item>a{background:var(--ef-soft);color:var(--ef-primary-dark)}
.ef-header-actions{display:flex;align-items:center;gap:10px}.ef-menu-toggle{display:none;border:0;background:var(--ef-text);color:#fff;border-radius:14px;padding:10px 13px;font-weight:800}.ef-btn,.wp-block-button__link,.comment-reply-link,input[type="submit"],button[type="submit"]{display:inline-flex;align-items:center;justify-content:center;gap:.55rem;min-height:44px;padding:12px 18px;border:0;border-radius:999px;background:linear-gradient(135deg,var(--ef-primary),#6b7cff);color:#fff!important;font-weight:850;box-shadow:0 10px 24px rgba(49,87,255,.24);cursor:pointer}.ef-btn:hover,.wp-block-button__link:hover,input[type="submit"]:hover{transform:translateY(-1px);box-shadow:0 14px 30px rgba(49,87,255,.30);color:#fff!important}.ef-btn.secondary{background:#fff;color:var(--ef-text)!important;border:1px solid var(--ef-line);box-shadow:none}.ef-btn.green{background:linear-gradient(135deg,var(--ef-accent),#44d0bd)}.ef-btn.small{min-height:36px;padding:9px 14px;font-size:.9rem}
.ef-hero{position:relative;overflow:hidden;padding:58px 0 32px}.ef-hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(320px,.95fr);gap:34px;align-items:center}.ef-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 13px;border:1px solid rgba(49,87,255,.15);border-radius:999px;background:#fff;color:var(--ef-primary-dark);font-weight:900;font-size:.88rem;box-shadow:var(--ef-shadow-sm)}.ef-hero h1{font-size:clamp(2.35rem,5vw,4.8rem);line-height:.98;margin:18px 0 16px;letter-spacing:-.07em}.ef-gradient-text{background:linear-gradient(135deg,#1435c7,#04b89f);-webkit-background-clip:text;background-clip:text;color:transparent}.ef-hero p{font-size:1.08rem;color:var(--ef-muted);max-width:680px;margin:0 0 22px}.ef-hero-actions{display:flex;gap:12px;flex-wrap:wrap}.ef-hero-proof{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:24px;max-width:620px}.ef-proof-card{background:rgba(255,255,255,.88);border:1px solid var(--ef-line);border-radius:18px;padding:14px;box-shadow:var(--ef-shadow-sm)}.ef-proof-card strong{display:block;font-size:1.28rem;line-height:1;color:var(--ef-text)}.ef-proof-card span{font-size:.82rem;color:var(--ef-muted);font-weight:750}.ef-hero-visual{position:relative}.ef-visual-card{background:linear-gradient(180deg,#fff,rgba(255,255,255,.78));border:1px solid var(--ef-line);border-radius:34px;padding:20px;box-shadow:var(--ef-shadow);overflow:hidden}.ef-visual-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:15px}.ef-live-pill{background:#eafbf8;color:#087967;border:1px solid #bcebe4;border-radius:999px;padding:7px 10px;font-size:.8rem;font-weight:900}.ef-study-screen{border-radius:26px;background:#0e1731;color:#fff;padding:22px;min-height:330px;position:relative;overflow:hidden}.ef-study-screen:before{content:"";position:absolute;inset:auto -60px -90px auto;width:240px;height:240px;border-radius:50%;background:rgba(4,184,159,.25)}.ef-study-screen h3{font-size:1.9rem;line-height:1.05;margin:0 0 16px;letter-spacing:-.04em}.ef-topic-list{display:grid;gap:10px;position:relative}.ef-topic{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:13px;border-radius:15px;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.13);font-weight:800}.ef-topic small{color:#b8c4e4;font-weight:700}.ef-progress{height:10px;border-radius:999px;background:rgba(255,255,255,.13);overflow:hidden}.ef-progress i{display:block;height:100%;background:linear-gradient(90deg,var(--ef-accent),var(--ef-warm));border-radius:999px}.ef-floating{position:absolute;background:#fff;border:1px solid var(--ef-line);box-shadow:var(--ef-shadow-sm);border-radius:18px;padding:12px 14px;font-weight:900;color:var(--ef-text)}.ef-floating.one{right:-8px;top:30px}.ef-floating.two{left:-16px;bottom:46px}.ef-section{padding:70px 0}.ef-section.compact{padding:42px 0}.ef-section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:28px}.ef-section-kicker{color:var(--ef-primary);font-weight:950;letter-spacing:.08em;text-transform:uppercase;font-size:.78rem}.ef-section-title{font-size:clamp(1.8rem,3vw,3rem);line-height:1.05;margin:6px 0 0;letter-spacing:-.05em}.ef-section-text{color:var(--ef-muted);max-width:690px;margin:10px 0 0}.ef-free-banner{padding:16px 0;background:linear-gradient(90deg,#0e1731,#1435c7,#087967);color:#fff;overflow:hidden}.ef-marquee{display:flex;width:max-content;animation:ef-marquee 26s linear infinite}.ef-marquee span{padding:0 26px;white-space:nowrap;font-weight:950;letter-spacing:.01em}.ef-marquee b{color:#ffe19f}@keyframes ef-marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.ef-grid{display:grid;gap:20px}.ef-grid.three{grid-template-columns:repeat(3,1fr)}.ef-grid.four{grid-template-columns:repeat(4,1fr)}.ef-grid.two{grid-template-columns:repeat(2,1fr)}.ef-card{background:rgba(255,255,255,.92);border:1px solid var(--ef-line);border-radius:var(--ef-radius);box-shadow:var(--ef-shadow-sm);padding:22px}.ef-card h3{margin:0 0 8px;font-size:1.22rem;letter-spacing:-.02em}.ef-card p{margin:0;color:var(--ef-muted)}.ef-icon{width:48px;height:48px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(49,87,255,.12),rgba(4,184,159,.14));font-size:1.4rem;margin-bottom:14px}.ef-track-card{position:relative;min-height:240px;display:flex;flex-direction:column;justify-content:space-between;overflow:hidden}.ef-track-card:after{content:"";position:absolute;right:-55px;bottom:-55px;width:180px;height:180px;border-radius:50%;background:linear-gradient(135deg,rgba(49,87,255,.11),rgba(4,184,159,.18))}.ef-track-card>*{position:relative;z-index:1}.ef-pill-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:13px}.ef-pill{display:inline-flex;align-items:center;padding:7px 10px;border-radius:999px;background:var(--ef-soft);color:#243252;font-size:.78rem;font-weight:900}.ef-pill.green{background:#e8fbf7;color:#087967}.ef-pill.warm{background:#fff4dc;color:#7d5100}.ef-course-card{padding:0;overflow:hidden;display:flex;flex-direction:column}.ef-course-thumb{aspect-ratio:16/9;background:linear-gradient(135deg,#dfe7ff,#d8fbf4);position:relative;overflow:hidden}.ef-course-thumb img{width:100%;height:100%;object-fit:cover}.ef-course-thumb .ef-placeholder-art{position:absolute;inset:0;display:grid;place-items:center;font-size:4rem}.ef-course-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}.ef-course-body h3{font-size:1.28rem;margin:0;letter-spacing:-.025em}.ef-course-meta{display:flex;flex-wrap:wrap;gap:8px}.ef-course-body .ef-btn{margin-top:auto;align-self:flex-start}.ef-flow{counter-reset:flow}.ef-flow-card{position:relative;padding-left:68px}.ef-flow-card:before{counter-increment:flow;content:counter(flow);position:absolute;left:20px;top:22px;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--ef-primary);color:#fff;font-weight:950}.ef-cta{background:linear-gradient(135deg,#111a36,#173bd7);color:#fff;border-radius:34px;padding:34px;display:grid;grid-template-columns:1fr auto;align-items:center;gap:22px;box-shadow:var(--ef-shadow);overflow:hidden;position:relative}.ef-cta:after{content:"";position:absolute;right:20%;bottom:-90px;width:250px;height:250px;background:rgba(255,255,255,.08);border-radius:50%}.ef-cta h2{position:relative;z-index:1;font-size:clamp(1.8rem,3vw,3rem);line-height:1.05;margin:0 0 10px;letter-spacing:-.05em}.ef-cta p{position:relative;z-index:1;color:#dfe6ff;margin:0}.ef-cta .ef-hero-actions{position:relative;z-index:1}.ef-page-header{padding:48px 0 24px}.ef-page-header h1{font-size:clamp(2rem,4vw,4rem);letter-spacing:-.06em;line-height:1.02;margin:0 0 10px}.ef-breadcrumb{color:var(--ef-muted);font-weight:750;font-size:.9rem;margin-bottom:12px}.ef-content-wrap{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:28px;align-items:start}.ef-main-content,.ef-sidebar-box{background:#fff;border:1px solid var(--ef-line);border-radius:var(--ef-radius);box-shadow:var(--ef-shadow-sm);padding:26px}.ef-entry-content>:first-child{margin-top:0}.ef-entry-content h2,.ef-entry-content h3{letter-spacing:-.035em;line-height:1.15}.ef-entry-content p,.ef-entry-content li{color:#2f3a55}.ef-entry-content table{width:100%;border-collapse:collapse}.ef-entry-content th,.ef-entry-content td{border:1px solid var(--ef-line);padding:10px;text-align:left}.ef-entry-content blockquote{border-left:4px solid var(--ef-primary);margin:22px 0;padding:4px 0 4px 18px;color:#39445f;background:#f7f9ff}.ef-sidebar-box{position:sticky;top:96px}.ef-sidebar-box h3{margin-top:0}.ef-lesson-list{display:grid;gap:12px;margin-top:18px}.ef-lesson-item{display:grid;grid-template-columns:44px 1fr auto;gap:12px;align-items:center;padding:14px;border:1px solid var(--ef-line);border-radius:18px;background:#fff}.ef-lesson-icon{width:44px;height:44px;border-radius:14px;background:var(--ef-soft);display:grid;place-items:center;font-weight:950}.ef-lesson-item h4{margin:0;font-size:1rem}.ef-lesson-item p{margin:2px 0 0;color:var(--ef-muted);font-size:.88rem}.ef-filter-bar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:24px}.ef-filter-bar a{padding:9px 13px;border:1px solid var(--ef-line);border-radius:999px;background:#fff;color:var(--ef-text);font-weight:850}.ef-filter-bar a:hover,.ef-filter-bar a.active{background:var(--ef-primary);border-color:var(--ef-primary);color:#fff}.ef-protected{border:1px solid rgba(49,87,255,.16);background:linear-gradient(135deg,#fff,#f4f7ff);border-radius:26px;padding:26px;text-align:center}.ef-protected h2{margin-top:0;letter-spacing:-.04em}.ef-lesson-content.protected-read{user-select:none}.ef-alert{padding:14px 16px;border-radius:16px;border:1px solid #cfe9e4;background:#effdf9;color:#086c5d;font-weight:800}.ef-search-form{display:flex;gap:8px;margin-top:14px}.ef-search-form input[type="search"]{min-width:0;width:100%;border:1px solid var(--ef-line);border-radius:999px;padding:12px 14px;background:#fff}.ef-form-row{display:grid;gap:7px;margin-bottom:14px}.ef-form-row label{font-weight:900}.ef-form-row input,.ef-form-row textarea,.ef-form-row select{border:1px solid var(--ef-line);border-radius:14px;padding:12px;background:#fff}.ef-footer{margin-top:70px;background:#0e1731;color:#dbe4ff}.ef-footer a{color:#fff}.ef-footer-top{padding:46px 0;display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:26px}.ef-footer h3,.ef-footer h4{color:#fff;margin-top:0;letter-spacing:-.03em}.ef-footer p,.ef-footer li{color:#b8c4e4}.ef-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}.ef-footer-bottom{border-top:1px solid rgba(255,255,255,.10);padding:18px 0;color:#b8c4e4;font-size:.92rem}.ef-mobile-bar{display:none;position:fixed;left:12px;right:12px;bottom:12px;z-index:98;background:rgba(14,23,49,.92);backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.12);border-radius:22px;padding:9px;box-shadow:0 16px 40px rgba(0,0,0,.24)}.ef-mobile-bar a{flex:1;text-align:center;color:#fff;font-size:.78rem;font-weight:900;padding:8px;border-radius:16px}.ef-mobile-bar a:hover{background:rgba(255,255,255,.10);color:#fff}.comments-area{margin-top:30px}.comment-list{padding-left:20px}.comment-body{background:#fff;border:1px solid var(--ef-line);border-radius:18px;padding:18px;margin:16px 0}.screen-reader-text{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media (max-width:980px){.ef-hero-grid,.ef-content-wrap,.ef-cta,.ef-footer-top{grid-template-columns:1fr}.ef-grid.three,.ef-grid.four{grid-template-columns:repeat(2,1fr)}.ef-main-nav{position:absolute;left:18px;right:18px;top:82px;background:#fff;border:1px solid var(--ef-line);border-radius:22px;box-shadow:var(--ef-shadow);padding:14px;display:none}.ef-main-nav.is-open{display:block}.ef-main-nav ul{display:grid;gap:4px}.ef-menu-toggle{display:inline-flex}.ef-header-actions .ef-btn{display:none}.ef-sidebar-box{position:static}.ef-floating{display:none}}
@media (max-width:640px){body{padding-bottom:76px}.admin-bar .site-header{top:0}.ef-container,.ef-wide{padding:0 16px}.ef-header-inner{min-height:68px}.site-description{display:none}.ef-hero{padding:34px 0 24px}.ef-hero h1{font-size:2.35rem}.ef-hero-proof,.ef-grid.two,.ef-grid.three,.ef-grid.four{grid-template-columns:1fr}.ef-visual-card{border-radius:24px;padding:12px}.ef-study-screen{min-height:280px;border-radius:20px}.ef-section{padding:48px 0}.ef-section-head{display:block}.ef-cta{border-radius:24px;padding:24px}.ef-footer-top{padding-bottom:28px}.ef-mobile-bar{display:flex}.ef-lesson-item{grid-template-columns:38px 1fr}.ef-lesson-item .ef-btn{grid-column:1/-1}.ef-course-thumb{aspect-ratio:4/3}}
@media print{.site-header,.ef-footer,.ef-mobile-bar,.ef-sidebar-box,.ef-btn,.ef-free-banner{display:none!important}body{background:#fff;color:#000}.ef-main-content{box-shadow:none;border:0}.ef-lesson-content.protected-read{user-select:text}}