/*
Theme Name: SandBridge
Theme URI: https://example.com/sandbridge
Author: SandBridge
Author URI: https://example.com
Description: Editorial finance theme with a built-in calculator engine (DCF, WACC, LTV/CAC, margin, CAGR, runway, break-even, ROI and more), live market ticker, dark/light modes, SEO metas and JSON-LD schema.
Version: 1.0.3
Requires at least: 5.9
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: sandbridge
Tags: blog, news, two-columns, custom-menu, featured-images, translation-ready
*/

/* ===================== TOKENS ===================== */
:root{
  --ink:#12161F;
  --ink-2:#1C2230;
  --paper:#F5F2EA;
  --paper-2:#FBFAF5;
  --card:#FFFFFF;
  --line:#E2DCCD;
  --line-2:#EFEBE0;
  --gold:#B8894B;
  --gold-2:#D4A860;
  --green:#2F7D5B;
  --red:#B4453A;
  --text:#12161F;
  --muted:#6A6558;
  --head-bg:#12161F;
  --head-text:#F5F2EA;
  --head-line:#2C3444;
  --head-muted:#9AA2B4;
  --fd:'Fraunces',Georgia,serif;
  --fb:'Inter',system-ui,-apple-system,sans-serif;
  --fm:'IBM Plex Mono',ui-monospace,monospace;
  --shadow:0 1px 2px rgba(18,22,31,.04),0 8px 26px rgba(18,22,31,.07);
  --shadow-lg:0 4px 12px rgba(18,22,31,.06),0 26px 64px rgba(18,22,31,.14);
}
html[data-theme="dark"]{
  --paper:#0E1219;
  --paper-2:#141922;
  --card:#171D28;
  --line:#28303E;
  --line-2:#222937;
  --text:#E8EAEF;
  --muted:#98A0B0;
  --ink:#E8EAEF;
  --head-bg:#080B11;
  --head-text:#E8EAEF;
  --head-line:#242C3A;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 26px rgba(0,0,0,.35);
  --shadow-lg:0 4px 12px rgba(0,0,0,.4),0 26px 64px rgba(0,0,0,.5);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;overflow-x:hidden;max-width:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{font-family:var(--fb);background:var(--paper);color:var(--text);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;transition:background .2s,color .2s;overflow-x:hidden;max-width:100%}
img{max-width:100%;height:auto;display:block}
a{color:var(--gold);text-decoration:none}
a:hover{text-decoration:underline}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px}
.wrap{max-width:1200px;margin:0 auto;padding:0 26px;width:100%}
.wrap--narrow{max-width:860px}
h1,h2,h3,h4{font-family:var(--fd);font-weight:600;line-height:1.15;letter-spacing:-.01em;color:var(--ink)}

/* ===================== TICKER ===================== */
.ticker{background:var(--head-bg);color:var(--head-text);border-bottom:1px solid var(--head-line);overflow:hidden;font-family:var(--fm);font-size:12.5px}
.ticker__in{display:flex;gap:36px;padding:9px 26px;white-space:nowrap;animation:slide 40s linear infinite}
.ticker:hover .ticker__in{animation-play-state:paused}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.tk{display:inline-flex;gap:8px;align-items:center;color:var(--head-muted)}
.tk b{color:#fff;font-weight:600}
.tk .up{color:#5FBF8F}
.tk .down{color:#E0776C}
.ticker__load{padding:9px 26px;color:var(--head-muted);font-size:12px}

/* ===================== HEADER ===================== */
.hdr{background:var(--head-bg);color:var(--head-text);position:sticky;top:0;z-index:60}
.hdr__in{display:flex;align-items:center;justify-content:space-between;gap:22px;padding:16px 0}
.brand{display:flex;align-items:baseline;gap:11px;text-decoration:none!important}
.brand__mark{font-family:var(--fd);font-weight:700;font-size:23px;color:#fff;letter-spacing:-.02em}
.brand__mark span{color:var(--gold-2)}
.brand__tag{font-family:var(--fm);font-size:9.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--head-muted)}
@media(max-width:1050px){.brand__tag{display:none}}
.mnav ul{display:flex;gap:24px;list-style:none;align-items:center}
.mnav a{font-size:14px;font-weight:500;color:#D7DAE2;padding:5px 0;position:relative;text-decoration:none!important}
.mnav a:hover{color:#fff}
.mnav a::after{content:"";position:absolute;left:0;bottom:-3px;width:0;height:2px;background:var(--gold-2);transition:width .2s}
.mnav a:hover::after,.mnav .current-menu-item>a::after{width:100%}
.hdr__right{display:flex;align-items:center;gap:12px}
.tgl{background:transparent;border:1px solid var(--head-line);color:#fff;width:36px;height:36px;border-radius:8px;cursor:pointer;display:grid;place-items:center;transition:.18s}
.tgl:hover{border-color:var(--gold-2);color:var(--gold-2)}
.tgl svg{width:17px;height:17px}
html[data-theme="dark"] .tgl .i-moon{display:none}
html:not([data-theme="dark"]) .tgl .i-sun{display:none}
.nav-btn{display:none;background:transparent;border:1px solid var(--head-line);color:#fff;padding:8px 12px;border-radius:8px;cursor:pointer}
@media(max-width:980px){
  .mnav{display:none;position:absolute;left:26px;right:26px;top:100%;background:var(--head-bg);border:1px solid var(--head-line);border-radius:12px;padding:12px}
  .mnav.open{display:block}
  .mnav ul{flex-direction:column;align-items:stretch;gap:2px}
  .mnav a{padding:10px 12px;display:block}
  .nav-btn{display:block}
}

/* ===================== HERO ===================== */
.hero{background:var(--head-bg);color:var(--head-text);padding:52px 0 64px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(680px 360px at 84% 6%,rgba(184,137,75,.16),transparent 66%);pointer-events:none}
.hero__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:center;position:relative}
@media(max-width:980px){.hero__grid{grid-template-columns:1fr;gap:34px}}
.eyebrow{font-family:var(--fm);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--gold-2);margin-bottom:18px;display:flex;align-items:center;gap:11px}
.eyebrow::before{content:"";width:32px;height:1px;background:var(--gold)}
.hero h1{font-size:clamp(32px,4.4vw,54px);color:#fff;margin-bottom:18px}
.hero h1 em{font-style:italic;color:var(--gold-2)}
.hero p{font-size:17.5px;color:#C3C7D2;max-width:46ch;margin-bottom:26px}
.hero__actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{font-family:var(--fb);font-weight:600;font-size:15px;padding:12px 22px;border-radius:8px;cursor:pointer;border:0;transition:.18s;display:inline-flex;align-items:center;gap:8px;text-decoration:none!important}
.btn--gold{background:var(--gold);color:#fff}
.btn--gold:hover{background:var(--gold-2);color:#fff}
.btn--wire{background:transparent;color:#fff;border:1px solid var(--head-line)}
.btn--wire:hover{border-color:var(--gold-2);color:var(--gold-2)}

/* ===================== CALCULATOR ===================== */
.calc{background:var(--paper-2);border:1px solid var(--line);border-radius:16px;padding:24px;box-shadow:var(--shadow-lg);color:var(--text)}
.calc__tabs{display:flex;gap:6px;margin-bottom:18px;flex-wrap:wrap}
.calc__tabs button{font-family:var(--fm);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;background:transparent;border:1px solid var(--line);color:var(--muted);padding:7px 13px;border-radius:20px;cursor:pointer;transition:.16s}
.calc__tabs button:hover{border-color:var(--gold);color:var(--gold)}
.calc__tabs button[aria-selected="true"]{background:var(--gold);border-color:var(--gold);color:#fff}
.calc__head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:14px;gap:12px}
.calc__head h3{font-size:20px}
.calc__badge{font-family:var(--fm);font-size:10px;color:var(--green);background:rgba(47,125,91,.12);padding:3px 9px;border-radius:20px;white-space:nowrap}
.calc__row{margin-bottom:14px}
.calc__row label{display:flex;justify-content:space-between;align-items:baseline;gap:10px;font-size:13px;font-weight:500;color:var(--muted);margin-bottom:6px}
.calc__row label b{font-family:var(--fm);color:var(--ink);font-weight:600;font-size:13.5px}
.calc__row input[type=range]{width:100%;accent-color:var(--gold);height:5px}
.calc__row input[type=number]{width:100%;background:var(--card);border:1px solid var(--line);color:var(--text);padding:10px 12px;border-radius:8px;font:inherit;font-family:var(--fm);font-size:14px}
.calc__row input[type=number]:focus{outline:none;border-color:var(--gold)}
.calc__out{margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);display:flex;align-items:baseline;justify-content:space-between;gap:12px;flex-wrap:wrap}
.calc__out .k{font-size:13px;color:var(--muted)}
.calc__out .v{font-family:var(--fd);font-size:32px;font-weight:700;color:var(--ink);line-height:1.1}
.calc__out .v.ok{color:var(--green)}
.calc__out .v.warn{color:var(--red)}
.calc__sub{margin-top:10px;font-size:12.5px;color:var(--muted);font-family:var(--fm)}
.calc__note{margin-top:12px;font-size:12px;color:var(--muted);font-family:var(--fm);opacity:.85}
.calc--inline{margin:2em 0}

/* ===================== SECTIONS ===================== */
.sec{padding:60px 0}
.sec__hd{display:flex;align-items:baseline;justify-content:space-between;gap:16px;border-bottom:2px solid var(--ink);padding-bottom:12px;margin-bottom:28px;flex-wrap:wrap}
.sec__hd h2{font-size:26px}
.sec__hd a{font-family:var(--fm);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--gold);text-decoration:none!important;border-bottom:1px solid transparent}
.sec__hd a:hover{border-color:var(--gold)}

.editorial{display:grid;grid-template-columns:1.4fr 1fr;gap:42px;align-items:start}
.editorial>*{min-width:0}
@media(max-width:900px){.editorial{grid-template-columns:1fr;gap:28px}}
.lead{display:flex;flex-direction:column;min-width:0}
.lead__img{aspect-ratio:16/9;flex:none;border-radius:12px;overflow:hidden;margin-bottom:16px;position:relative;background:var(--ink-2)}
.lead__img img{width:100%;height:100%;object-fit:cover}
.lead__img .cat{position:absolute;top:13px;left:13px;font-family:var(--fm);font-size:10px;letter-spacing:.13em;text-transform:uppercase;background:var(--gold);color:#fff;padding:5px 11px;border-radius:5px;text-decoration:none!important}
.lead h3{font-size:28px;margin-bottom:11px;line-height:1.14}
.lead h3 a{color:var(--ink);text-decoration:none!important}
.lead h3 a:hover{color:var(--gold)}
.lead p{color:var(--muted);font-size:15.5px;margin-bottom:12px}
.byline{display:block;margin-top:4px;font-family:var(--fm);font-size:11.5px;color:var(--muted);letter-spacing:.04em}
.stack{display:flex;flex-direction:column;gap:18px}
.item{display:grid;grid-template-columns:64px 1fr;gap:14px;padding-bottom:18px;border-bottom:1px solid var(--line);text-decoration:none!important}
.item:last-child{border-bottom:0;padding-bottom:0}
.item__num{font-family:var(--fd);font-size:28px;font-weight:600;color:var(--line);line-height:1}
.item h4{font-family:var(--fd);font-size:16.5px;font-weight:600;margin-bottom:4px;line-height:1.22;color:var(--ink)}
.item:hover h4{color:var(--gold)}
.item span{font-family:var(--fm);font-size:10.5px;color:var(--muted);letter-spacing:.05em;text-transform:uppercase}

/* tools band */
.tools{background:var(--head-bg);color:var(--head-text);margin-top:14px}
.tools .sec__hd{border-color:var(--head-line)}
.tools .sec__hd h2{color:#fff}
.tgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
@media(max-width:940px){.tgrid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.tgrid{grid-template-columns:1fr}}
.tool{background:var(--ink-2);border:1px solid var(--head-line);border-radius:12px;padding:21px;transition:.2s;position:relative;overflow:hidden;text-decoration:none!important;display:block}
.tool::after{content:"";position:absolute;left:0;top:0;height:100%;width:3px;background:var(--gold);transform:scaleY(0);transform-origin:top;transition:transform .22s}
.tool:hover{transform:translateY(-4px);border-color:var(--gold)}
.tool:hover::after{transform:scaleY(1)}
.tool__ico{font-family:var(--fm);font-size:11.5px;color:var(--gold-2);margin-bottom:22px;letter-spacing:.1em}
.tool h4{font-family:var(--fd);font-size:17.5px;color:#fff;margin-bottom:5px}
.tool p{font-size:12.8px;color:var(--head-muted);line-height:1.55}
.tool .go{font-family:var(--fm);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--gold-2);margin-top:13px;display:inline-block}

/* ===================== ARTICLE ===================== */
.page-head{padding:44px 0 6px}
.crumb{font-family:var(--fm);font-size:11.5px;color:var(--muted);margin-bottom:12px;letter-spacing:.05em;text-transform:uppercase}
.crumb a{color:var(--muted);text-decoration:none!important}
.crumb a:hover{color:var(--gold)}
.page-head h1{font-size:clamp(28px,3.8vw,44px);margin-bottom:12px}
.page-head .meta{font-family:var(--fm);font-size:12px;color:var(--muted)}

.layout{display:grid;grid-template-columns:1fr 300px;gap:44px;padding:26px 0 60px;align-items:start}
@media(max-width:1000px){.layout{grid-template-columns:1fr}}
.entry-content{font-size:17px;line-height:1.75;max-width:72ch}
.entry-content{overflow-wrap:break-word}
.entry-content>*+*{margin-top:1.15em}
.entry-content h2{font-size:26px;margin-top:1.7em;padding-bottom:8px;border-bottom:1px solid var(--line)}
.entry-content h3{font-size:20px;margin-top:1.4em}
.entry-content ul,.entry-content ol{padding-left:1.4em}
.entry-content blockquote{border-left:3px solid var(--gold);padding:4px 0 4px 20px;font-family:var(--fd);font-size:20px;font-style:italic;color:var(--ink)}
.entry-content code{background:var(--line-2);padding:2px 6px;border-radius:4px;font-family:var(--fm);font-size:.88em}
.entry-content pre{background:var(--ink);color:#E8EAEF;padding:18px;border-radius:10px;overflow-x:auto}
.entry-content table{width:100%;border-collapse:collapse;font-size:14.5px;display:block;overflow-x:auto}
.entry-content th,.entry-content td{border:1px solid var(--line);padding:10px 12px;text-align:left;min-width:110px}
.entry-content th{background:var(--line-2);font-family:var(--fm);font-size:12px;letter-spacing:.05em;text-transform:uppercase;font-weight:600}
.entry-content img{border-radius:10px}
.entry-content .steps{counter-reset:s;list-style:none!important;padding-left:0!important;display:grid;gap:9px}
.entry-content .steps li{counter-increment:s;padding-left:44px;position:relative}
.entry-content .steps li::before{content:counter(s);position:absolute;left:0;top:2px;width:28px;height:28px;border-radius:7px;background:var(--gold);color:#fff;font-family:var(--fm);font-weight:600;display:grid;place-items:center;font-size:13px}

/* sticky sidebar */
.side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
@media(max-width:1000px){.side{position:static}}
.panel{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:19px;box-shadow:var(--shadow)}
.panel h4{font-family:var(--fm);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:13px}
.panel ul{list-style:none;display:flex;flex-direction:column;gap:9px}
.panel li a{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:14px;color:var(--text);text-decoration:none!important;padding:7px 9px;border-radius:7px;transition:.15s}
.panel li a:hover{background:var(--line-2);color:var(--gold)}
.panel li a span{font-family:var(--fm);font-size:10px;color:var(--muted)}

/* FAQ */
.faq-list{display:grid;gap:10px;margin-top:.7em}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;padding:15px 17px;font-family:var(--fd);font-weight:600;font-size:16.5px;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";flex:none;font-family:var(--fm);color:var(--gold);font-size:19px}
.faq-item[open] summary::after{content:"−"}
.faq-item[open] summary{border-bottom:1px solid var(--line)}
.faq-item p{padding:14px 17px 16px;font-size:15px;color:var(--muted);line-height:1.7}

/* archive grid */
.pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;padding:22px 0}
@media(max-width:900px){.pgrid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.pgrid{grid-template-columns:1fr}}
.pcard{text-decoration:none!important;display:flex;flex-direction:column;gap:10px}
.pcard__th{aspect-ratio:16/9;border-radius:10px;overflow:hidden;background:var(--ink-2)}
.pcard__th img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.pcard:hover .pcard__th img{transform:scale(1.04)}
.pcard__cat{font-family:var(--fm);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--gold)}
.pcard h3{font-size:19px;line-height:1.25;color:var(--ink)}
.pcard:hover h3{color:var(--gold)}
.pcard p{font-size:14px;color:var(--muted)}
.pagination{display:flex;gap:7px;justify-content:center;padding:20px 0 54px;flex-wrap:wrap}
.pagination .page-numbers{font-family:var(--fm);font-size:13px;padding:9px 14px;border:1px solid var(--line);border-radius:7px;color:var(--text);text-decoration:none!important}
.pagination .current{background:var(--gold);color:#fff;border-color:var(--gold)}

/* forms */
input[type=text],input[type=email],input[type=url],textarea,input[type=search]{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:8px;font:inherit;background:var(--card);color:var(--text)}
input:focus,textarea:focus{outline:none;border-color:var(--gold)}
.submit,.search-form button{background:var(--gold);color:#fff;border:0;padding:11px 22px;border-radius:8px;font-weight:600;cursor:pointer;font-family:var(--fb)}
.search-form{display:flex;gap:9px}
.comments{padding:0 0 60px}
.comment-list{list-style:none}
.comment-list .comment{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:17px;margin-bottom:12px}
.comment-form p{margin-bottom:12px}
.comment-form label{display:block;font-size:13px;font-weight:600;margin-bottom:5px}

/* footer */
.ftr{background:var(--head-bg);color:var(--head-muted);border-top:1px solid var(--head-line);padding:50px 0 28px;margin-top:50px}
.ftr__grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:34px;margin-bottom:32px}
@media(max-width:820px){.ftr__grid{grid-template-columns:1fr 1fr}}
.ftr h5{font-family:var(--fm);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:#fff;margin-bottom:14px}
.ftr ul{list-style:none}
.ftr li{margin-bottom:8px}
.ftr a{font-size:14px;color:var(--head-muted);text-decoration:none!important}
.ftr a:hover{color:var(--gold-2)}
.ftr__brand p{font-size:14px;max-width:34ch;margin-top:11px;line-height:1.6}
.ftr__bot{border-top:1px solid var(--head-line);padding-top:19px;font-family:var(--fm);font-size:11px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

.screen-reader-text{position:absolute!important;clip:rect(1px,1px,1px,1px);width:1px;height:1px;overflow:hidden}
.err404{padding:80px 0;text-align:center}


/* ===================== MOBILE POLISH ===================== */
@media(max-width:1000px){
  .layout{gap:30px;padding:18px 0 48px}
  .side{margin-top:6px}
}
@media(max-width:640px){
  .wrap{padding:0 18px}
  body{font-size:15.5px}
  .hero{padding:38px 0 46px}
  .hero p{font-size:16px}
  .calc{padding:18px}
  .calc__out .v{font-size:27px}
  .sec{padding:44px 0}
  .sec__hd h2{font-size:22px}
  .lead h3{font-size:23px}
  .page-head{padding:32px 0 4px}
  .entry-content{font-size:16px}
  .entry-content h2{font-size:22px}
  .item{grid-template-columns:48px 1fr}
  .item__num{font-size:22px}
  .ftr__grid{grid-template-columns:1fr}
}


/* ===================== READER & LEGACY-CONTENT GUARDS ===================== */
.entry-content [style*="width:"]{max-width:100%!important}
.entry-content iframe,.entry-content embed,.entry-content video,.entry-content object{max-width:100%}
.entry-content figure{margin:1.4em 0;max-width:100%}
.entry-content figcaption{font-family:var(--fm);font-size:12px;color:var(--muted);margin-top:8px}
.entry-content table{-webkit-overflow-scrolling:touch}
.entry-content li+li{margin-top:.45em}
.entry-content a{text-decoration:underline;text-underline-offset:2.5px;text-decoration-thickness:1px}
.entry-content a:hover{text-decoration-thickness:2px}
.entry-content h2,.entry-content h3{scroll-margin-top:90px}
.entry-content>p:first-child{font-size:18.5px;color:var(--ink)}

/* touch targets: chunkier slider thumbs on touch devices */
@media(pointer:coarse){
  .calc__row input[type=range]{height:30px}
  .calc__row input[type=range]::-webkit-slider-thumb{width:24px;height:24px}
  .faq-item summary{padding:17px}
}

/* small-screen reading refinements */
@media(max-width:640px){
  .entry-content blockquote{font-size:17px;padding-left:16px}
  .entry-content>p:first-child{font-size:17px}
  .entry-content table{font-size:13.5px}
  .entry-content th,.entry-content td{padding:8px 10px;min-width:96px}
  .crumb{font-size:10.5px}
  .post-title-meta{font-size:11px}
}