/*
Theme Name: FaithBooks
Theme URI: https://example.com
Author: Your Church / Ministry
Description: A Christian-based WordPress theme with a 4-column post grid, front-end sign up/login, and a built-in Book Booking (reserve, request, or schedule) system. Mobile-friendly, responsive, and SEO-friendly.
Version: 1.0
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: faithbooks
*/

/* Base variables - Christian/warm color palette, easy to re-theme */
:root{
  --fb-primary:#1b3a5c;   /* deep navy/blue */
  --fb-accent:#c9a24b;    /* gold */
  --fb-bg:#faf8f4;        /* warm off-white */
  --fb-text:#222222;
  --fb-muted:#6b6b6b;
  --fb-radius:10px;
  --fb-max-width:1200px;
}

*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--fb-text);
  background:var(--fb-bg);
  line-height:1.6;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--fb-primary);text-decoration:none;}
a:hover{color:var(--fb-accent);}
.container{max-width:var(--fb-max-width);margin:0 auto;padding:0 20px;}

/* Header */
.fb-header{background:#fff;border-bottom:1px solid #eee;position:sticky;top:0;z-index:100;}
.fb-header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 0;}
.fb-logo{flex-shrink:0;}
.fb-logo a{display:block;}
.fb-logo svg{height:46px;width:auto;display:block;}
.fb-nav{flex:1;display:flex;justify-content:center;}
.fb-nav ul{list-style:none;display:flex;gap:22px;margin:0;padding:0;}
.fb-nav a{font-weight:600;color:var(--fb-primary);white-space:nowrap;}
.fb-header-actions{display:flex;align-items:center;gap:14px;flex-shrink:0;}
.fb-menu-toggle{display:none;background:none;border:none;font-size:1.6rem;padding:0;line-height:1;cursor:pointer;}
.fb-login-btn{display:inline-block;background:var(--fb-primary);color:#fff;padding:9px 22px;border-radius:22px;font-weight:700;font-size:.88rem;white-space:nowrap;}
.fb-login-btn:hover{background:var(--fb-accent);color:#1b1b1b;}

/* Ad slots (Theme Options > Advertisements) */
.fb-ad-slot{text-align:center;margin:26px auto;max-width:100%;overflow-x:auto;}
.fb-ad-slot:empty{display:none;margin:0;}
.fb-ad-slot::before{content:"Advertisement";display:block;font-size:.65rem;letter-spacing:.08em;text-transform:uppercase;color:#b8b8b8;margin-bottom:6px;}

/* Hero */
.fb-hero{background:linear-gradient(135deg,var(--fb-primary),#0e2338);color:#fff;padding:70px 0;text-align:center;}
.fb-hero h1{font-size:2.4rem;margin:0 0 10px;}
.fb-hero p.verse{font-style:italic;color:var(--fb-accent);font-size:1.15rem;max-width:700px;margin:0 auto 20px;}
.fb-btn{display:inline-block;background:var(--fb-accent);color:#1b1b1b;padding:12px 26px;border-radius:var(--fb-radius);font-weight:700;}
.fb-btn:hover{background:#b48f3d;color:#111;}
.fb-btn.secondary{background:transparent;border:2px solid #fff;color:#fff;}

/* Section heading */
.fb-section{padding:50px 0;}
.fb-section h2{text-align:center;font-size:1.9rem;color:var(--fb-primary);margin-bottom:8px;}
.fb-section .fb-sub{text-align:center;color:var(--fb-muted);margin-bottom:34px;}

/* 3-column post grid */
.fb-post-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.fb-post-card{background:#fff;border-radius:var(--fb-radius);overflow:hidden;box-shadow:0 2px 10px rgba(0,0,0,.06);transition:transform .15s ease, box-shadow .15s ease;}
.fb-post-card:hover{transform:translateY(-4px);box-shadow:0 8px 22px rgba(0,0,0,.10);}
.fb-post-card img{width:100%;height:170px;object-fit:cover;}
.fb-post-card .fb-card-body{padding:16px;}
.fb-post-card .fb-cat{font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;color:var(--fb-accent);font-weight:700;}
.fb-post-card h3{font-size:1.05rem;margin:8px 0;}
.fb-post-card h3 a{color:var(--fb-text);}
.fb-post-card p{font-size:.9rem;color:var(--fb-muted);}
.fb-post-card .fb-meta{font-size:.78rem;color:#999;margin-top:10px;}
.fb-read-more{display:inline-block;margin-top:10px;font-weight:700;font-size:.85rem;color:var(--fb-primary);}
.fb-read-more:hover{color:var(--fb-accent);}

/* Book grid + cards */
.fb-book-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.fb-book-card{background:#fff;border-radius:var(--fb-radius);overflow:hidden;box-shadow:0 2px 10px rgba(0,0,0,.06);text-align:center;padding:16px;}
.fb-book-card img{height:220px;object-fit:cover;margin:0 auto 12px;border-radius:6px;}
.fb-book-card h3{font-size:1rem;margin:6px 0 2px;}
.fb-book-card .fb-author{color:var(--fb-muted);font-size:.85rem;margin-bottom:10px;}
.fb-price{font-weight:700;color:var(--fb-primary);font-size:1.05rem;margin:2px 0 10px;}
.fb-availability{display:inline-block;font-size:.72rem;font-weight:700;padding:3px 10px;border-radius:20px;margin-bottom:10px;}
.fb-availability.available{background:#e3f5e6;color:#1e7a34;}
.fb-availability.unavailable{background:#fbe6e6;color:#a32424;}

/* Forms (auth + booking) */
.fb-form-wrap{max-width:440px;margin:0 auto;background:#fff;padding:32px;border-radius:var(--fb-radius);box-shadow:0 2px 14px rgba(0,0,0,.07);}
.fb-form-wrap h2{margin-top:0;color:var(--fb-primary);}
.fb-field{margin-bottom:16px;}
.fb-field label{display:block;font-weight:600;margin-bottom:6px;font-size:.9rem;}
.fb-field input,
.fb-field select,
.fb-field textarea{
  width:100%;padding:11px 12px;border:1px solid #ddd;border-radius:6px;font-size:1rem;font-family:inherit;
}
.fb-field input:focus,.fb-field select:focus,.fb-field textarea:focus{outline:2px solid var(--fb-accent);border-color:var(--fb-accent);}
.fb-submit{width:100%;background:var(--fb-primary);color:#fff;border:none;padding:13px;border-radius:6px;font-size:1rem;font-weight:700;cursor:pointer;}
.fb-submit:hover{background:#142e49;}
.fb-form-note{font-size:.85rem;text-align:center;margin-top:14px;color:var(--fb-muted);}
.fb-alert{padding:12px 14px;border-radius:6px;margin-bottom:16px;font-size:.9rem;}
.fb-alert.success{background:#e3f5e6;color:#1e7a34;}
.fb-alert.error{background:#fbe6e6;color:#a32424;}
.fb-radio-group{display:flex;gap:20px;flex-wrap:wrap;margin-top:6px;}
.fb-radio-option{display:flex;align-items:center;gap:6px;font-weight:600;font-size:.92rem;cursor:pointer;}
.fb-radio-option input{width:auto;}
.fb-order-summary{background:#f7f5f0;border-radius:8px;padding:16px 18px;margin-bottom:20px;font-size:.92rem;}
.fb-order-summary strong{color:var(--fb-primary);}
.fb-card-fields-inner input{margin-bottom:10px;}
.fb-card-fields-inner input:last-child{margin-bottom:0;}

/* Category filters */
.fb-cat-filters{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:34px;}
.fb-cat-btn{padding:8px 18px;border-radius:20px;border:1.5px solid var(--fb-primary);background:#fff;color:var(--fb-primary);font-weight:600;font-size:.85rem;cursor:pointer;}
.fb-cat-btn.active,.fb-cat-btn:hover{background:var(--fb-primary);color:#fff;}

/* Static content pages (About / Privacy / Terms) */
.fb-static-content{max-width:800px;margin:0 auto;}
.fb-static-content h1{text-align:left;}
.fb-static-content h3{color:var(--fb-primary);margin-top:28px;}
.fb-contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px;max-width:900px;margin:0 auto;align-items:start;}
.fb-contact-info p{margin:0 0 12px;}
.fb-contact-info strong{color:var(--fb-primary);}

/* How to Book a Book — step guide */
.fb-howto{background:#fff;border:1px solid #eee;border-radius:var(--fb-radius);padding:30px;margin-bottom:36px;}
.fb-howto-title{text-align:center;color:var(--fb-primary);margin:0 0 24px;font-size:1.3rem;}
.fb-howto-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;}
.fb-howto-step{text-align:center;padding:0 6px;}
.fb-howto-number{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:var(--fb-primary);color:#fff;font-weight:700;margin-bottom:10px;}
.fb-howto-step h4{margin:0 0 6px;font-size:.95rem;color:var(--fb-primary);}
.fb-howto-step p{margin:0;font-size:.85rem;color:var(--fb-muted);}

/* Comments */
.fb-comments{margin-top:40px;padding-top:30px;border-top:1px solid #eee;}
.fb-comment-list{list-style:none;margin:0;padding:0;}
.fb-comment-list li{margin-bottom:20px;padding-bottom:20px;border-bottom:1px solid #f0f0f0;}
.fb-comments .comment-form input,.fb-comments .comment-form textarea{width:100%;padding:10px;border:1px solid #ddd;border-radius:6px;font-family:inherit;margin-bottom:12px;}
.fb-comments .comment-form textarea{min-height:100px;}
.fb-comments .comment-form input[type="submit"]{width:auto;background:var(--fb-primary);color:#fff;border:none;padding:11px 26px;border-radius:6px;font-weight:700;cursor:pointer;}

/* Footer */
.fb-footer{background:var(--fb-primary);color:#dfe6ee;padding:50px 0 20px;margin-top:60px;font-size:.9rem;}
.fb-footer a{color:#dfe6ee;text-decoration:none;}
.fb-footer a:hover{color:var(--fb-accent);text-decoration:underline;}
.fb-footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1.3fr;gap:34px;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.15);}
.fb-footer-grid h4{color:#fff;margin:0 0 14px;font-size:1rem;}
.fb-footer-links{list-style:none;margin:0;padding:0;}
.fb-footer-links li{margin-bottom:10px;}
.fb-footer-bottom{text-align:center;padding-top:18px;font-size:.82rem;color:#c3ccd8;}

/* Accessibility / skip link */
.skip-link{position:absolute;left:-9999px;top:0;background:#fff;padding:10px;z-index:999;}
.skip-link:focus{left:10px;}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1024px){
  .fb-post-grid,.fb-book-grid{grid-template-columns:repeat(2,1fr);}
  .fb-howto-grid{grid-template-columns:repeat(3,1fr);row-gap:26px;}
}
@media (max-width:640px){
  .fb-post-grid,.fb-book-grid{grid-template-columns:1fr;}
  .fb-howto-grid{grid-template-columns:1fr;gap:20px;}
  .fb-nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;border-top:1px solid #eee;order:3;flex:none;}
  .fb-nav.open{display:block;}
  .fb-nav ul{flex-direction:column;padding:16px 20px;gap:14px;}
  .fb-menu-toggle{display:block;}
  .fb-header-inner{position:relative;flex-wrap:wrap;}
  .fb-hero h1{font-size:1.7rem;}
  .fb-form-wrap{padding:22px;}
  .fb-footer-grid{grid-template-columns:1fr;text-align:center;}
  .fb-contact-grid{grid-template-columns:1fr;}
}

/* Extra polish for small phones specifically (not tablets) */
@media (max-width:480px){
  .fb-logo svg{height:36px;}
  .fb-login-btn{padding:7px 14px;font-size:.78rem;}
  .fb-header-actions{gap:8px;}
  .fb-hero{padding:44px 0;}
  .fb-hero h1{font-size:1.4rem;}
  .fb-hero p.verse{font-size:.98rem;}
  .fb-section{padding:34px 0;}
  .fb-section h2{font-size:1.5rem;}
  .fb-cat-filters{gap:8px;}
  .fb-cat-btn{padding:6px 14px;font-size:.78rem;}
  .fb-btn{padding:11px 20px;font-size:.92rem;}
  .fb-ad-slot{margin:18px auto;}
  table.fb-bookings{font-size:.82rem;}
  table.fb-bookings th,table.fb-bookings td{padding:6px;}
}