/* RetainingWallPermit.pages.dev — Master Stylesheet v3 — Audit Enhanced */
@import url('https://fonts.googleapis.com/css2?family=Libre+Baskerville:ital,wght@0,400;0,700;1,400&family=Source+Sans+3:wght@300;400;600;700&family=Source+Code+Pro:wght@400;600&display=swap');

:root {
  --stone-900:#1a1714;--stone-800:#2c2820;--stone-700:#3e3830;
  --stone-600:#5c5446;--stone-400:#9c9080;--stone-200:#e8e2d8;
  --stone-100:#f4f0eb;--stone-50:#faf8f5;
  --earth:#7a5c3a;--earth-lt:#a07850;--earth-xlt:#c8a878;
  --accent:#c84b0a;--accent-lt:#e8703a;--accent-bg:#fff3ed;
  --green:#2e6644;--green-lt:#d4eddc;
  --link:#1a4d8c;--link-hover:#0d3060;
  --radius-sm:3px;--radius:6px;--radius-lg:12px;
  --shadow-sm:0 1px 3px rgba(26,23,20,.10);
  --shadow:0 2px 8px rgba(26,23,20,.12);
  --shadow-lg:0 6px 24px rgba(26,23,20,.14);
  --max-w:860px;--max-w-wide:1100px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:'Source Sans 3',sans-serif;font-size:17px;line-height:1.7;color:var(--stone-800);background:var(--stone-50)}
img{max-width:100%;height:auto;display:block}
a{color:var(--link);text-decoration:underline;text-underline-offset:2px}
a:hover{color:var(--link-hover)}
h1,h2,h3,h4{font-family:'Libre Baskerville',serif;line-height:1.25;color:var(--stone-900)}
h1{font-size:clamp(1.75rem,4vw,2.4rem);margin-bottom:.6em}
h2{font-size:clamp(1.3rem,3vw,1.75rem);margin-top:2em;margin-bottom:.5em;border-bottom:2px solid var(--stone-200);padding-bottom:.3em}
h3{font-size:clamp(1.05rem,2.5vw,1.25rem);margin-top:1.6em;margin-bottom:.35em;color:var(--earth)}
h4{font-size:1rem;margin-top:1.2em;margin-bottom:.25em;text-transform:uppercase;letter-spacing:.06em;color:var(--stone-600)}
p{margin-bottom:1em}
ul,ol{margin-bottom:1em;padding-left:1.5em}
li{margin-bottom:.3em}
strong{font-weight:700}
code{font-family:'Source Code Pro',monospace;font-size:.88em;background:var(--stone-200);padding:.1em .35em;border-radius:var(--radius-sm)}

.container{max-width:var(--max-w);margin:0 auto;padding:0 20px}
.container--wide{max-width:var(--max-w-wide);margin:0 auto;padding:0 20px}

/* HEADER */
.site-header{background:var(--stone-900);border-bottom:3px solid var(--earth);position:sticky;top:0;z-index:100}
.site-header__inner{max-width:var(--max-w-wide);margin:0 auto;padding:0 20px;display:flex;align-items:center;justify-content:space-between;height:58px;gap:20px}
.site-logo{font-family:'Libre Baskerville',serif;font-size:1.05rem;font-weight:700;color:#fff;text-decoration:none;letter-spacing:.01em;white-space:nowrap;flex-shrink:0}
.site-logo span{color:var(--earth-xlt)}
.site-nav{display:flex;gap:0;list-style:none;padding:0;margin:0}
.site-nav a{color:var(--stone-200);text-decoration:none;font-size:.85rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;padding:0 12px;height:58px;display:flex;align-items:center;transition:color .15s,background .15s}
.site-nav a:hover{color:#fff;background:rgba(255,255,255,.07)}
.site-nav a.active{color:var(--earth-xlt);border-bottom:3px solid var(--earth-xlt)}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px;color:#fff;font-size:1.4rem;line-height:1}

/* HERO */
.hero{background:var(--stone-800);background-image:radial-gradient(ellipse at 70% 50%,rgba(122,92,58,.18) 0%,transparent 60%);color:#fff;padding:64px 20px 56px;text-align:center}
.hero__eyebrow{font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--earth-xlt);margin-bottom:14px}
.hero h1{color:#fff;max-width:700px;margin:0 auto .5em;font-size:clamp(1.8rem,4.5vw,2.8rem)}
.hero__sub{font-size:1.1rem;color:var(--stone-200);max-width:580px;margin:0 auto 28px;line-height:1.6}
.hero__cta-group{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:6px;padding:11px 22px;border-radius:var(--radius);font-family:'Source Sans 3',sans-serif;font-size:.92rem;font-weight:700;letter-spacing:.03em;text-decoration:none;border:2px solid transparent;cursor:pointer;transition:all .15s;line-height:1}
.btn--primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn--primary:hover{background:var(--accent-lt);border-color:var(--accent-lt);color:#fff}
.btn--outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.4)}
.btn--outline:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.08)}
.btn--earth{background:var(--earth);color:#fff;border-color:var(--earth)}
.btn--earth:hover{background:var(--earth-lt);border-color:var(--earth-lt);color:#fff}
.btn--sm{padding:7px 14px;font-size:.82rem}

/* BREADCRUMB */
.breadcrumb{background:var(--stone-100);border-bottom:1px solid var(--stone-200);padding:9px 0;font-size:.82rem;color:var(--stone-600)}
.breadcrumb ol{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:0 6px}
.breadcrumb li+li::before{content:'›';margin-right:6px;color:var(--stone-400)}
.breadcrumb a{color:var(--link);text-decoration:none}
.breadcrumb a:hover{text-decoration:underline}

/* PAGE STRUCTURE */
.page-header{padding:48px 0 36px;border-bottom:1px solid var(--stone-200);margin-bottom:40px}
.page-header__eyebrow{font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--earth);margin-bottom:10px}
.article-body{padding:40px 0 60px}

/* CALLOUTS */
.callout{border-left:4px solid var(--earth);background:var(--stone-100);padding:16px 20px;border-radius:0 var(--radius) var(--radius) 0;margin:1.5em 0}
.callout--alert{border-color:var(--accent);background:var(--accent-bg)}
.callout--green{border-color:var(--green);background:var(--green-lt)}
.callout__title{font-family:'Libre Baskerville',serif;font-size:.9rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;margin-bottom:6px;color:var(--stone-700)}
.callout--alert .callout__title{color:var(--accent)}
.callout--green .callout__title{color:var(--green)}
.callout p:last-child{margin-bottom:0}

.rule-box{background:var(--stone-900);color:#fff;border-radius:var(--radius-lg);padding:28px 32px;margin:2em 0}
.rule-box h3{color:var(--earth-xlt);margin-top:0}
.rule-box p,.rule-box li{color:var(--stone-200)}
.rule-box strong{color:#fff}

/* TABLES */
.data-table-wrap{overflow-x:auto;margin:1.5em 0}
.data-table{width:100%;border-collapse:collapse;font-size:.92rem}
.data-table th{background:var(--stone-800);color:#fff;font-weight:700;font-size:.8rem;letter-spacing:.06em;text-transform:uppercase;padding:10px 14px;text-align:left}
.data-table td{padding:10px 14px;border-bottom:1px solid var(--stone-200);vertical-align:top}
.data-table tr:nth-child(even) td{background:var(--stone-100)}
.data-table tr:hover td{background:#f0e8de}
.tag{display:inline-block;font-size:.73rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;padding:2px 7px;border-radius:var(--radius-sm)}
.tag--required{background:#fde8e0;color:var(--accent)}
.tag--likely{background:#fef3e0;color:#b06000}
.tag--exempt{background:var(--green-lt);color:var(--green)}

/* CARDS */
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:18px;margin:1.5em 0}
.card{background:#fff;border:1px solid var(--stone-200);border-radius:var(--radius-lg);padding:22px 20px;box-shadow:var(--shadow-sm);transition:box-shadow .15s,transform .15s}
.card:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.card a{text-decoration:none;color:inherit;display:block}
.card__icon{font-size:1.8rem;margin-bottom:10px}
.card__title{font-family:'Libre Baskerville',serif;font-size:1.0rem;font-weight:700;color:var(--stone-900);margin-bottom:6px}
.card__desc{font-size:.87rem;color:var(--stone-600);line-height:1.5;margin:0}

/* FAQ */
.faq-section{margin:2.5em 0}
.faq-item{border-bottom:1px solid var(--stone-200)}
.faq-item:first-of-type{border-top:1px solid var(--stone-200)}
.faq-q{width:100%;background:none;border:none;text-align:left;padding:16px 0;font-family:'Libre Baskerville',serif;font-size:1.0rem;font-weight:700;color:var(--stone-900);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq-q:hover{color:var(--earth)}
.faq-q::after{content:'+';font-size:1.3rem;font-weight:400;color:var(--earth);flex-shrink:0;transition:transform .2s}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{display:none;padding:0 0 16px;color:var(--stone-700);line-height:1.7}
.faq-a p:last-child{margin-bottom:0}
.faq-item.open .faq-a{display:block}

/* TOOL WIDGET */
.tool-widget{background:#fff;border:2px solid var(--earth);border-radius:var(--radius-lg);overflow:hidden;margin:2em 0;box-shadow:var(--shadow)}
.tool-widget__header{background:var(--earth);color:#fff;padding:16px 24px;font-family:'Libre Baskerville',serif;font-size:1.05rem;font-weight:700}
.tool-widget__body{padding:24px}
.tool-form-row{margin-bottom:18px}
.tool-form-row label{display:block;font-weight:700;font-size:.9rem;margin-bottom:6px;color:var(--stone-700)}
.tool-form-row select,.tool-form-row input[type="number"]{width:100%;padding:9px 12px;border:1.5px solid var(--stone-200);border-radius:var(--radius);font-family:'Source Sans 3',sans-serif;font-size:1rem;color:var(--stone-800);background:var(--stone-50);-webkit-appearance:none;transition:border-color .15s}
.tool-form-row select:focus,.tool-form-row input:focus{outline:none;border-color:var(--earth)}
.tool-radio-group{display:flex;gap:12px;flex-wrap:wrap}
.tool-radio-group label{display:flex;align-items:center;gap:7px;font-weight:400;cursor:pointer;padding:8px 14px;border:1.5px solid var(--stone-200);border-radius:var(--radius);background:var(--stone-50);transition:all .12s;margin:0}
.tool-radio-group input[type="radio"]{accent-color:var(--earth)}
.tool-radio-group label:has(input:checked){border-color:var(--earth);background:#f5ede3;color:var(--earth);font-weight:700}
.tool-result{display:none;margin-top:20px;padding:20px 22px;border-radius:var(--radius);font-size:1rem;line-height:1.6}
.tool-result.show{display:block}
.tool-result--required{background:#fde8e0;border-left:4px solid var(--accent)}
.tool-result--exempt{background:var(--green-lt);border-left:4px solid var(--green)}
.tool-result--check{background:#fef3e0;border-left:4px solid #c87800}
.tool-result strong{display:block;font-size:1.1rem;margin-bottom:6px}

/* STEP LIST */
.step-list{list-style:none;padding:0;margin:1.5em 0;counter-reset:steps}
.step-list li{counter-increment:steps;display:flex;gap:16px;margin-bottom:20px;align-items:flex-start}
.step-list li::before{content:counter(steps);flex-shrink:0;width:32px;height:32px;background:var(--earth);color:#fff;font-family:'Libre Baskerville',serif;font-weight:700;font-size:.95rem;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-top:2px}

/* SIDEBAR */
.content-with-sidebar{display:grid;grid-template-columns:1fr 280px;gap:40px;align-items:start;max-width:var(--max-w-wide);margin:0 auto;padding:0 20px}
.sidebar{position:sticky;top:80px}
.sidebar-box{background:#fff;border:1px solid var(--stone-200);border-radius:var(--radius-lg);padding:20px;margin-bottom:20px;box-shadow:var(--shadow-sm)}
.sidebar-box h4{margin-top:0;padding-bottom:10px;border-bottom:1px solid var(--stone-200);margin-bottom:12px}
.sidebar-box ul{list-style:none;padding:0;margin:0}
.sidebar-box li{margin-bottom:6px;font-size:.9rem}
.sidebar-box a{text-decoration:none}
.sidebar-box a:hover{text-decoration:underline}

/* PDF CTA */
.pdf-cta{background:var(--stone-800);color:#fff;border-radius:var(--radius-lg);padding:22px 24px;display:flex;gap:16px;align-items:center;margin:2em 0;text-decoration:none;transition:background .15s}
.pdf-cta:hover{background:var(--stone-900);color:#fff}
.pdf-cta__icon{font-size:2rem;flex-shrink:0}
.pdf-cta__text strong{display:block;font-size:1rem;color:#fff;margin-bottom:3px}
.pdf-cta__text span{font-size:.87rem;color:var(--stone-400)}

/* STATE GRID */
.state-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:10px;margin:1.5em 0}
.state-link{background:#fff;border:1px solid var(--stone-200);border-radius:var(--radius);padding:10px 12px;text-align:center;text-decoration:none;font-size:.87rem;font-weight:600;color:var(--stone-800);transition:all .12s;box-shadow:var(--shadow-sm)}
.state-link:hover{border-color:var(--earth);color:var(--earth);background:var(--stone-100)}

/* ── NEW: AMAZON AFFILIATE BOX ── */
.affiliate-box{background:linear-gradient(135deg,#fffdf8 0%,#fff 100%);border:1.5px solid var(--earth-xlt);border-radius:var(--radius-lg);padding:24px 24px 18px;margin:2.5em 0;position:relative;overflow:hidden;box-shadow:var(--shadow-sm)}
.affiliate-box::before{content:'Recommended Tool';position:absolute;top:0;right:0;background:var(--earth);color:#fff;font-size:.68rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;padding:5px 14px;border-radius:0 var(--radius-lg) 0 var(--radius)}
.affiliate-box__inner{display:flex;gap:18px;align-items:flex-start}
.affiliate-box__icon{font-size:2.4rem;flex-shrink:0;margin-top:4px}
.affiliate-box h4{color:var(--earth);margin:0 0 6px;font-size:1.05rem;font-family:'Libre Baskerville',serif}
.affiliate-box p{font-size:.91rem;color:var(--stone-700);margin-bottom:12px;line-height:1.55}
.affiliate-price{display:inline-block;font-size:.85rem;color:var(--stone-600);margin-bottom:12px}
.affiliate-btn{display:inline-flex;align-items:center;gap:8px;background:#FF9900;color:#111;font-weight:700;font-size:.88rem;padding:10px 20px;border-radius:var(--radius);text-decoration:none;transition:background .15s;border:none;cursor:pointer;font-family:'Source Sans 3',sans-serif}
.affiliate-btn:hover{background:#e88800;color:#111}
.affiliate-btn svg{width:18px;height:18px;fill:currentColor}
.affiliate-disclosure-inline{font-size:.73rem;color:var(--stone-400);margin-top:10px;padding-top:8px;border-top:1px solid var(--stone-200)}

/* ── NEW: AUTHOR BOX ── */
.author-box{background:var(--stone-100);border-radius:var(--radius-lg);padding:20px 22px;margin:2em 0;display:flex;gap:16px;align-items:flex-start;border:1px solid var(--stone-200)}
.author-avatar{width:50px;height:50px;border-radius:50%;background:var(--earth);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.3rem;flex-shrink:0;font-family:'Libre Baskerville',serif;font-weight:700}
.author-box__info h4{margin:0 0 3px;font-size:.95rem;color:var(--stone-900);font-family:'Libre Baskerville',serif}
.author-box__info p{margin:0;font-size:.83rem;color:var(--stone-600);line-height:1.5}
.author-box__info .author-credentials{font-size:.78rem;color:var(--earth);font-weight:600;margin-top:4px}

/* ── NEW: LAST UPDATED ── */
.last-updated{font-size:.8rem;color:var(--stone-400);margin-bottom:1.5em;display:flex;align-items:center;gap:6px;font-style:italic}

/* ── NEW: TRUST BAR ── */
.trust-bar{display:flex;gap:0;flex-wrap:wrap;border:1px solid var(--stone-200);border-radius:var(--radius-lg);overflow:hidden;margin:1.5em 0;background:#fff}
.trust-badge{display:flex;align-items:center;gap:8px;font-size:.8rem;color:var(--stone-600);padding:12px 18px;border-right:1px solid var(--stone-200);flex:1;min-width:150px}
.trust-badge:last-child{border-right:none}
.trust-badge .tb-icon{font-size:1.2rem;flex-shrink:0}
.trust-badge strong{display:block;color:var(--stone-800);font-size:.82rem}

/* ── NEW: IMAGE FIGURES ── */
.article-img{border-radius:var(--radius-lg);margin:1.8em 0;overflow:hidden;box-shadow:var(--shadow)}
.article-img img{width:100%;height:auto;display:block}
.article-img figcaption{background:var(--stone-100);padding:10px 16px;font-size:.8rem;color:var(--stone-600);border-top:1px solid var(--stone-200);line-height:1.5}

/* ── NEW: BACK TO TOP ── */
#back-to-top{position:fixed;bottom:24px;right:24px;background:var(--earth);color:#fff;border:none;border-radius:50%;width:46px;height:46px;font-size:1.3rem;cursor:pointer;display:none;align-items:center;justify-content:center;box-shadow:var(--shadow-lg);z-index:200;transition:background .15s,transform .15s;line-height:1}
#back-to-top:hover{background:var(--earth-lt);transform:translateY(-2px)}
#back-to-top.visible{display:flex}

/* ── NEW: CONTACT FORM ── */
.contact-form{background:#fff;border:1px solid var(--stone-200);border-radius:var(--radius-lg);padding:32px;box-shadow:var(--shadow-sm)}
.form-row-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:20px}
.form-group label{display:block;font-weight:700;font-size:.9rem;color:var(--stone-700);margin-bottom:6px}
.form-group label .req{color:var(--accent);margin-left:2px}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:11px 14px;border:1.5px solid var(--stone-200);border-radius:var(--radius);font-family:'Source Sans 3',sans-serif;font-size:.97rem;color:var(--stone-800);background:#fff;transition:border-color .15s,box-shadow .15s}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--earth);box-shadow:0 0 0 3px rgba(122,92,58,.10)}
.form-group textarea{min-height:130px;resize:vertical;line-height:1.6}
.form-group.has-error input,.form-group.has-error textarea{border-color:var(--accent)}
.form-error{font-size:.78rem;color:var(--accent);margin-top:4px;display:none}
.form-group.has-error .form-error{display:block}
.form-char-count{font-size:.73rem;color:var(--stone-400);text-align:right;margin-top:3px}
.honeypot-field{display:none!important;visibility:hidden!important;height:0!important;opacity:0!important}
.form-success{background:var(--green-lt);border:1.5px solid var(--green);border-radius:var(--radius-lg);padding:20px 24px;display:none;margin-top:20px}
.form-success.visible{display:block}
.form-success h3{color:var(--green);margin-top:0;font-size:1.05rem}
.form-success p{margin:0;font-size:.9rem;color:var(--stone-700)}
.form-submit-row{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.form-privacy-note{font-size:.77rem;color:var(--stone-400)}

/* FOOTER */
.site-footer{background:var(--stone-900);color:var(--stone-400);padding:48px 0 28px;margin-top:60px}
.footer-inner{max-width:var(--max-w-wide);margin:0 auto;padding:0 20px;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px}
.footer-brand .site-logo{font-size:1.0rem;color:#fff}
.footer-brand p{margin-top:10px;font-size:.85rem;line-height:1.6}
.footer-col h5{font-family:'Libre Baskerville',serif;color:var(--stone-200);font-size:.85rem;margin-bottom:12px;text-transform:uppercase;letter-spacing:.08em}
.footer-col ul{list-style:none;padding:0}
.footer-col li{margin-bottom:7px}
.footer-col a{color:var(--stone-400);text-decoration:none;font-size:.87rem}
.footer-col a:hover{color:var(--stone-200)}
.footer-bottom{max-width:var(--max-w-wide);margin:28px auto 0;padding:18px 20px 0;border-top:1px solid var(--stone-700);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;font-size:.8rem}
.footer-disclaimer{max-width:var(--max-w-wide);margin:0 auto;padding:14px 20px 0;font-size:.78rem;color:var(--stone-600);line-height:1.6}
.footer-affiliate{max-width:var(--max-w-wide);margin:0 auto;padding:10px 20px 0;font-size:.75rem;color:var(--stone-600);border-top:1px solid var(--stone-700);margin-top:10px}

/* TERMS PAGE */
.terms-toc{background:var(--stone-100);border-radius:var(--radius-lg);padding:20px 24px;margin:1.5em 0}
.terms-toc h4{margin-top:0;margin-bottom:10px;color:var(--earth)}
.terms-toc ol{margin:0;padding-left:1.2em}
.terms-toc li{font-size:.9rem;margin-bottom:4px}
.terms-toc a{color:var(--link)}

/* RESPONSIVE */
@media(max-width:820px){
  .content-with-sidebar{grid-template-columns:1fr}
  .sidebar{position:static}
  .footer-inner{grid-template-columns:1fr 1fr}
  .form-row-2{grid-template-columns:1fr}
  .trust-badge{min-width:120px}
}
@media(max-width:640px){
  .site-nav{display:none}
  .site-nav.open{display:flex;flex-direction:column;position:absolute;top:58px;left:0;right:0;background:var(--stone-900);padding:10px 0;z-index:200}
  .site-nav.open a{height:44px;padding:0 20px;border-bottom:none}
  .nav-toggle{display:block}
  .hero{padding:40px 20px}
  .footer-inner{grid-template-columns:1fr}
  .tool-radio-group{flex-direction:column}
  .card-grid{grid-template-columns:1fr}
  .state-grid{grid-template-columns:repeat(auto-fill,minmax(110px,1fr))}
  .contact-form{padding:20px}
  .affiliate-box__inner{flex-direction:column}
  .trust-bar{flex-direction:column}
  .trust-badge{border-right:none;border-bottom:1px solid var(--stone-200)}
  .trust-badge:last-child{border-bottom:none}
  #back-to-top{bottom:16px;right:16px}
}
@media print{
  .site-header,.site-footer,.sidebar,.tool-widget,#back-to-top{display:none}
  body{font-size:12pt}
}