/* ============================================================
   FUTURE PROOF CO. - BLOG STYLESHEET
   Uses the SAME class names and visual devices as index.html so
   blog pages read as part of the site, not as a separate blog.
   Shared by /blog/index.html and every post. Edit once, all
   posts update. Never paste styling into a post file.
   ============================================================ */

:root{
  --navy:#2C3E50;--smoke:#F5F5F5;--tawny:#C6846D;--paper:#F3EBDB;--rust:#B5532F;--ink2:#46535f;
  --line:rgba(44,62,80,.18);--line-light:rgba(245,245,245,.20);
  --rust-soft:rgba(181,83,47,.10);
  --tex:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;overflow-x:hidden;}
img{max-width:100%;}
body{font-family:'Roboto Slab',Georgia,serif;color:var(--navy);background:var(--paper);line-height:1.75;font-weight:300;font-size:16px;-webkit-font-smoothing:antialiased;min-height:100vh;display:flex;flex-direction:column;}
main{flex:1 0 auto;}
footer{flex-shrink:0;}
.wrap{max-width:1040px;margin:0 auto;padding:0 28px;}
h1,h2,h3{font-family:'Oswald',sans-serif;line-height:1.08;letter-spacing:.005em;}
h2{text-wrap:balance;}
strong{font-weight:600;}

/* ---------- SHARED SITE DEVICES (identical to index.html) ---------- */
.kicker{font-family:'Roboto Mono',monospace;font-size:.72rem;font-weight:500;letter-spacing:.22em;text-transform:uppercase;color:var(--rust);margin-bottom:13px;display:block;}
.kicker::before{content:"// ";opacity:.65;}
.cursor{display:inline-block;width:8px;height:1em;background:var(--rust);margin-left:5px;vertical-align:-1px;animation:blink 1.1s steps(1) infinite;}
@keyframes blink{50%{opacity:0;}}
@media (prefers-reduced-motion:reduce){.cursor{animation:none;opacity:1;}}

section{padding:52px 0;background-image:var(--tex);}
h2{font-size:clamp(1.7rem,3.6vw,2.6rem);font-weight:700;margin-bottom:16px;}

.empathy{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.dark{background:var(--navy);color:var(--smoke);}
.dark .kicker{color:var(--tawny);}
.dark h2,.dark h3{color:var(--smoke);}
.rust-sec{background:var(--rust);color:#fff;}
.rust-sec .kicker{color:#fff;opacity:.9;}
.rust-sec .kicker::before{opacity:.6;}
.rust-sec h2{color:#fff;}

.stag{font-family:'Roboto Mono',monospace;font-size:.64rem;letter-spacing:.13em;text-transform:uppercase;color:var(--rust);}
.scard{background:#fff;border:1px solid var(--line);border-top:4px solid var(--tawny);padding:18px 20px;display:flex;flex-direction:column;gap:8px;transition:transform .16s,border-color .16s,box-shadow .16s;}
.scard:hover{transform:translateY(-4px);border-color:var(--rust);box-shadow:0 16px 36px rgba(44,62,80,.12);}
/* .scard is used as a link in the "keep reading" row. Without this the card
   title and body inherit the default underlined link styling. */
a.scard{text-decoration:none;color:var(--navy);}
a.scard h3,a.scard p{text-decoration:none;}
a.scard:hover h3{color:var(--rust);}
.scard h3{font-size:1.15rem;font-weight:600;line-height:1.16;}
.scard p{font-size:.92rem;line-height:1.5;font-weight:300;}
.sgrid{display:grid;gap:14px;}
.sgrid.two-col{grid-template-columns:1fr 1fr;}
.sgrid.three-col{grid-template-columns:repeat(3,1fr);}

.qlist{list-style:none;margin:18px 0;display:flex;flex-direction:column;gap:9px;padding:0;}
.qlist li{font-family:'Roboto Mono',monospace;font-size:.86rem;color:var(--ink2);padding-left:20px;position:relative;letter-spacing:.02em;line-height:1.5;}
.qlist li::before{content:">";position:absolute;left:0;color:var(--rust);font-weight:700;font-family:'Roboto Mono',monospace;}
.dark .qlist li{color:var(--smoke);opacity:.9;}
.dark .qlist li::before{color:var(--tawny);}
.rust-sec .qlist li{color:#fff;}
.rust-sec .qlist li::before{color:#fff;}

.panswer{border-left:2px solid var(--rust);padding-left:18px;margin-top:16px;font-size:1rem;line-height:1.7;}
.dark .panswer{border-color:var(--tawny);}

.apull{font-family:'Oswald',sans-serif;font-weight:700;text-transform:uppercase;font-size:clamp(1.3rem,2.8vw,2rem);line-height:1.08;color:var(--tawny);margin:9px 0;}
.rust-sec .apull{color:#fff;}

.proc-num{font-family:'Oswald',sans-serif;font-weight:700;font-size:3.4rem;line-height:1;color:var(--rust);}
.proc-title{font-family:'Oswald',sans-serif;font-weight:700;text-transform:uppercase;font-size:1.35rem;letter-spacing:.03em;color:var(--navy);}
.proc-body{font-size:.95rem;color:var(--ink2);line-height:1.65;font-weight:300;}
.proc-body strong{color:var(--navy);font-weight:600;}
/* Numbered steps on the navy band. The brand guide is explicit that rust is too
   low-contrast on navy, so the numerals switch to tawny and the titles to smoke.
   Without this the titles render navy-on-navy and are invisible. */
.dark .proc-num{color:var(--tawny);}
.dark .proc-title{color:var(--smoke);}
.dark .proc-body{color:var(--smoke);opacity:.88;}
.dark .proc-body strong{color:#fff;}
.dark .proc-step{border-bottom-color:var(--line-light);}
.rust-sec .proc-num,.rust-sec .proc-title,.rust-sec .proc-body{color:#fff;}
.proc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:20px;}
.proc-step{display:flex;flex-direction:column;gap:6px;}

.ftag{font-family:'Roboto Mono',monospace;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--tawny);margin-bottom:10px;}

/* ---------- NAV ---------- */
nav{position:sticky;top:0;background:rgba(243,235,219,.94);backdrop-filter:blur(8px);z-index:10;border-bottom:1px solid var(--line);}
nav .wrap{display:flex;align-items:center;justify-content:space-between;height:62px;}
.logo{font-family:'Oswald',sans-serif;font-weight:700;font-size:1.18rem;letter-spacing:.06em;text-transform:uppercase;color:var(--navy);text-decoration:none;}
.logo span{color:var(--rust);}
nav ul{display:flex;gap:28px;list-style:none;align-items:center;}
nav a{font-family:'Roboto Mono',monospace;color:var(--navy);text-decoration:none;font-size:.76rem;font-weight:500;letter-spacing:.06em;text-transform:uppercase;}
nav a:hover{color:var(--rust);}
nav a[aria-current="page"]{color:var(--rust);}
.nav-cta{border:1px solid var(--rust);color:var(--rust)!important;padding:9px 15px;transition:background .15s,color .15s;}
.nav-cta:hover{background:var(--rust);color:#fff!important;}
.nav-toggle{display:none;}
.nav-burger{display:none;width:30px;height:22px;flex-direction:column;justify-content:space-between;padding:3px 0;cursor:pointer;}
.nav-burger span{display:block;height:2px;width:100%;background:var(--navy);border-radius:2px;}

/* ---------- BUTTONS ---------- */
.btn{display:inline-block;font-family:'Roboto Mono',monospace;padding:15px 28px;text-decoration:none;font-weight:500;font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;margin:6px 8px 6px 0;transition:transform .15s,background .15s,color .15s;border:1px solid transparent;}
.btn:hover{transform:translateY(-2px);}
.btn-primary{background:var(--rust);color:#fff;}
.btn-ghost{border:1px solid var(--smoke);color:var(--smoke);}
.btn-ghost:hover{background:var(--smoke);color:var(--navy);}
.btn-outline{border:1px solid var(--navy);color:var(--navy);}
.btn-outline:hover{background:var(--navy);color:var(--paper);}
.rust-sec .btn{background:var(--navy);color:#fff;border-color:var(--navy);}
.rust-sec .btn:hover{background:var(--paper);color:var(--navy);border-color:var(--paper);}

/* ---------- PAGE HEADER (dark band) ---------- */
header{position:relative;background:var(--navy);color:var(--smoke);padding:50px 0 42px;overflow:hidden;}
header::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(245,245,245,.06) 1px,transparent 1px);background-size:22px 22px;mask-image:linear-gradient(180deg,#000,transparent 86%);pointer-events:none;}
header .wrap{position:relative;}
header .kicker{color:var(--tawny);}
header h1{font-size:clamp(2rem,4.6vw,3.1rem);font-weight:700;text-transform:uppercase;max-width:22ch;line-height:1.05;margin-bottom:16px;}
header h1 em{color:var(--tawny);font-style:normal;}
.sub{font-size:clamp(1rem,2vw,1.14rem);font-weight:300;line-height:1.55;max-width:620px;opacity:.92;}

/* ---------- HERO, matching the door page heroes ---------- */
.hero-single{max-width:820px;}
header h1 em{color:var(--tawny);font-style:normal;}
.trust{font-family:'Roboto Mono',monospace;font-size:.74rem;letter-spacing:.04em;color:var(--smoke);opacity:.6;margin-top:16px;}
.trust::before{content:"// ";color:var(--tawny);opacity:.9;}
header .kicker .cursor{background:var(--tawny);}

.crumb{font-family:'Roboto Mono',monospace;font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;color:var(--tawny);margin-bottom:18px;opacity:.85;}
.crumb a{color:var(--tawny);text-decoration:none;}
.crumb a:hover{color:#fff;}
.crumb .sep{opacity:.45;padding:0 6px;}
.pmeta{font-family:'Roboto Mono',monospace;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--tawny);opacity:.82;margin-top:14px;}
.pmeta .dot{opacity:.45;padding:0 8px;}

/* ---------- BLOG INDEX CARDS ---------- */
.postlist{display:grid;gap:16px;}
.pcard{background:#fff;border:1px solid var(--line);border-top:4px solid var(--tawny);padding:22px 24px;display:flex;flex-direction:column;gap:9px;text-decoration:none;color:var(--navy);transition:transform .16s,border-color .16s,box-shadow .16s;}
.pcard:hover{transform:translateY(-4px);border-color:var(--rust);box-shadow:0 16px 36px rgba(44,62,80,.12);}
.pcard h2{font-family:'Oswald',sans-serif;font-size:1.32rem;font-weight:600;line-height:1.16;margin:0;}
.pcard p{font-size:.93rem;line-height:1.55;font-weight:300;color:var(--ink2);margin:0;}
.pcard .prow{font-family:'Roboto Mono',monospace;font-size:.68rem;letter-spacing:.06em;text-transform:uppercase;color:var(--ink2);border-top:1px solid var(--line);padding-top:11px;margin-top:auto;display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;}
.pcard .prow .go{color:var(--rust);font-weight:500;}

/* ---------- ARTICLE: banded sections, centred reading column ---------- */
.col{max-width:70ch;}
.col.wide{max-width:none;}
.prose{font-size:1.04rem;line-height:1.8;}
.prose > *+*{margin-top:18px;}
.prose p{font-weight:300;}
.prose h3{font-size:1.16rem;font-weight:600;line-height:1.25;margin-top:26px;color:var(--navy);}
.dark .prose,.dark .prose p{color:var(--smoke);}
.dark .prose h3{color:var(--smoke);}
.rust-sec .prose,.rust-sec .prose p{color:#fff;}
.prose strong{font-weight:600;}
.prose a{color:var(--rust);text-decoration:underline;text-underline-offset:2px;}
.prose a:hover{color:var(--navy);}
.dark .prose a{color:var(--tawny);}
.dark .prose a:hover{color:#fff;}
.rust-sec .prose a{color:#fff;}
.prose ul,.prose ol{list-style:none;padding:0;margin-top:14px;}
.prose ul li,.prose ol li{position:relative;padding-left:22px;margin-bottom:9px;font-weight:300;line-height:1.7;}
.prose ul li::before{content:">";position:absolute;left:2px;top:0;color:var(--rust);font-weight:700;font-family:'Roboto Mono',monospace;}
.prose ol{counter-reset:fp;}
.prose ol li{counter-increment:fp;}
.prose ol li::before{content:counter(fp) ".";position:absolute;left:0;top:0;color:var(--rust);font-weight:700;font-family:'Roboto Mono',monospace;font-size:.9em;}
.dark .prose ul li::before,.dark .prose ol li::before{color:var(--tawny);}
.rust-sec .prose ul li::before{color:#fff;}
.prose hr{border:none;border-top:1px solid var(--line);margin:30px 0;}
.prose figure{margin-top:26px;}
.prose figure img{display:block;width:100%;border:1px solid var(--line);}
.prose figcaption{font-family:'Roboto Mono',monospace;font-size:.7rem;letter-spacing:.04em;color:var(--ink2);margin-top:8px;line-height:1.5;}
.lede{font-size:1.2rem;line-height:1.62;color:var(--ink2);font-weight:300;}
.dark .lede{color:var(--smoke);opacity:.92;}

/* callout: white card with a rust spine, matches the site's card language */
.callout{background:#fff;border:1px solid var(--line);border-left:3px solid var(--rust);padding:18px 20px;font-size:.96rem;line-height:1.65;}
.callout p{margin:0;font-weight:300;}
.callout p+p{margin-top:10px;}
.dark .callout{background:rgba(245,245,245,.06);border-color:var(--line-light);border-left-color:var(--tawny);}
.dark .callout p{color:var(--smoke);}

/* ---------- IN-POST FAQ (identical to homepage .faqx) ---------- */
.faqx-grid{display:grid;grid-template-columns:300px 1fr;gap:48px;align-items:start;}
.faqx-list{display:flex;flex-direction:column;}
.faqx{border-bottom:1px solid var(--line);}
.faqx:first-child{border-top:1px solid var(--line);}
.faqx summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:18px;padding:13px 0;font-family:'Oswald',sans-serif;font-weight:600;font-size:1.08rem;color:var(--navy);line-height:1.3;}
.faqx summary::-webkit-details-marker{display:none;}
.faqx summary::after{content:"+";font-family:'Roboto Mono',monospace;font-size:1.3rem;color:var(--rust);flex-shrink:0;line-height:1;}
.faqx[open] summary::after{content:"\2212";}
.faqx[open] summary{color:var(--rust);}
.faqx .ans{font-size:.95rem;color:var(--ink2);line-height:1.7;padding:0 0 13px;font-weight:300;}
.faqx .ans strong{color:var(--navy);font-weight:600;}

/* ---------- RELATED + SOURCES + BACK ---------- */
.srcnote{font-family:'Roboto Mono',monospace;font-size:.7rem;line-height:1.75;color:var(--ink2);letter-spacing:.02em;}
.srcnote a{color:var(--rust);text-decoration:none;border-bottom:1px solid rgba(181,83,47,.4);}
.srcnote a:hover{border-color:var(--rust);}
.srcnote .sn-label{color:var(--rust);text-transform:uppercase;letter-spacing:.14em;display:block;margin-bottom:7px;}
.backlink{font-family:'Roboto Mono',monospace;font-size:.76rem;letter-spacing:.06em;text-transform:uppercase;}
.backlink a{color:var(--rust);text-decoration:none;border-bottom:1px solid var(--rust);padding-bottom:2px;}
.backlink a:hover{color:var(--navy);border-color:var(--navy);}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px;}

/* ---------- FOOTER ---------- */
footer{background:var(--navy);color:var(--smoke);padding:34px 0;text-align:center;font-size:.84rem;font-weight:300;border-top:1px solid var(--line-light);}
footer a{color:var(--tawny);text-decoration:none;}
footer .brand{font-family:'Oswald',sans-serif;font-weight:700;text-transform:uppercase;letter-spacing:.06em;font-size:1.2rem;margin-bottom:10px;}
footer .brand span{color:var(--rust);}
footer .fmeta{margin-top:10px;font-size:.82rem;line-height:2.2;}
footer .fmeta a{display:inline-block;padding:2px 4px;}
footer .fine{margin-top:10px;font-size:.74rem;opacity:.6;}

/* ---------- RESPONSIVE ---------- */
/* Tablet nav: 5 items plus the CTA needs tighter spacing before the burger appears at 680px. */
@media(min-width:681px) and (max-width:880px){nav ul{gap:15px;}nav a{font-size:.71rem;}.nav-cta{padding:9px 11px;}}
@media(max-width:820px){
  .sgrid.two-col,.sgrid.three-col{grid-template-columns:1fr;}
  .faqx-grid{grid-template-columns:1fr;gap:22px;}
  .proc-grid{grid-template-columns:1fr;gap:4px;}
  /* Row mode puts num + title + body on one flex line. Without these the body
     cannot shrink and pushes the page wider than the viewport on small screens. */
  .proc-step{flex-direction:row;flex-wrap:wrap;gap:6px 16px;align-items:flex-start;padding:16px 0;border-bottom:1px solid var(--line);}
  .proc-num{font-size:2.8rem;min-width:2.6rem;flex-shrink:0;}
  .proc-title{flex:1 1 calc(100% - 3.6rem);min-width:0;align-self:center;}
  .proc-body{flex:1 1 100%;min-width:0;}
}
@media(max-width:680px){
  .nav-burger{display:flex;}
  nav .wrap{position:relative;}
  nav ul{position:absolute;top:62px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:rgba(243,235,219,.98);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);box-shadow:0 14px 26px rgba(44,62,80,.14);padding:4px 0;display:none;}
  .nav-toggle:checked~ul{display:flex;}
  nav ul li{width:100%;}
  nav ul li a{display:block;padding:14px 28px;font-size:.84rem;}
  .nav-cta{border:none;color:var(--rust)!important;padding:14px 28px;}
  .nav-cta:hover{background:transparent;color:var(--rust)!important;}
  section{padding:40px 0;}
  header{padding:38px 0 34px;}
  .prose{font-size:1rem;}
  .lede{font-size:1.1rem;}
}