/* Burning Bridges AI — pure CSS, zero external resources, fire/ember dark theme */
:root{--bg:#140805;--panel:#221008;--panel2:#2e150a;--ink:#ffeee2;--muted:#d8b49c;
--ember:#ff6b1a;--flame:#e63022;--amber:#ffb347;--gold:#ffd166;--teal:#3ddad0;
--mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
--sys:system-ui,-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sys);line-height:1.65;
background-image:radial-gradient(900px 420px at 85% -10%,rgba(255,107,26,.22),transparent 65%),
radial-gradient(700px 380px at 10% 0%,rgba(230,48,34,.12),transparent 60%);}
a{color:var(--amber)}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.skip{position:absolute;left:-999px;top:0;background:var(--gold);color:#221008;padding:.5rem 1rem;z-index:99}
.skip:focus{left:.5rem;top:.5rem}
.wrap{max-width:1060px;margin:0 auto;padding:0 1.25rem}
.site-header{position:sticky;top:0;z-index:20;background:rgba(20,8,5,.92);border-bottom:1px solid rgba(255,107,26,.35);
backdrop-filter:blur(6px)}
.header-inner{display:flex;flex-wrap:wrap;align-items:center;gap:.75rem 1.5rem;padding:.7rem 1.25rem}
.logo{font-weight:900;letter-spacing:.06em;text-decoration:none;color:var(--ink);
background:linear-gradient(90deg,var(--flame),var(--amber));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.logo .glyph{color:var(--ember);-webkit-text-fill-color:var(--ember)}
nav.main-nav{display:flex;flex-wrap:wrap;gap:.25rem}
nav.main-nav a{color:var(--muted);text-decoration:none;padding:.35rem .6rem;border-radius:.4rem;font-size:.95rem}
nav.main-nav a:hover{color:var(--amber);text-shadow:0 0 10px rgba(255,179,71,.7);background:rgba(255,107,26,.09)}
nav.main-nav a[aria-current=page]{color:var(--gold);text-shadow:0 0 10px rgba(255,209,102,.6)}
.hero{position:relative;overflow:hidden;padding:4.5rem 0 5.5rem;
background:linear-gradient(180deg,#1c0b06 0%,#38140a 38%,#5c1f0b 66%,#140805 100%)}
.hero .sun{position:absolute;left:50%;bottom:120px;width:230px;height:230px;transform:translateX(-50%);
border-radius:50%;background:radial-gradient(circle at 50% 32%,#fff3c4 0%,#ffd166 30%,#ff6b1a 62%,#e63022 100%);
box-shadow:0 0 70px rgba(255,107,26,.6),0 0 140px rgba(230,48,34,.35)}
.hero .sun::after{content:"";position:absolute;left:0;right:0;bottom:0;height:50%;border-radius:0 0 115px 115px;
background:repeating-linear-gradient(180deg,transparent 0 14px,rgba(20,8,5,.85) 14px 20px)}
.hero .floor{position:absolute;left:-60%;right:-60%;bottom:-40px;height:200px;
background:repeating-linear-gradient(90deg,rgba(255,107,26,.42) 0 2px,transparent 2px 90px),
repeating-linear-gradient(0deg,rgba(230,48,34,.38) 0 2px,transparent 2px 60px);
transform:perspective(420px) rotateX(64deg);transform-origin:top center}
.hero-inner{position:relative;z-index:2;text-align:center}
.hero h1{margin:.4rem 0;font-size:clamp(2.1rem,5.5vw,3.6rem);letter-spacing:.03em;color:var(--amber);
text-shadow:0 0 18px rgba(255,107,26,.8),0 0 60px rgba(230,48,34,.4)}
.hero p{margin:0 auto;max-width:640px;color:var(--muted);font-size:1.08rem}
.kicker{display:inline-block;font-size:.8rem;letter-spacing:.35em;text-transform:uppercase;color:var(--gold)}
main{padding:2.5rem 0 3rem}
section{margin:2.4rem 0}
h2{color:var(--gold);text-shadow:0 0 14px rgba(255,209,102,.3);letter-spacing:.04em;font-size:1.5rem}
.intro{color:var(--muted);font-size:1.05rem;max-width:760px}
.prompt-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(330px,1fr));gap:1.2rem}
.prompt-card{background:linear-gradient(160deg,var(--panel),var(--panel2));border:1px solid rgba(255,107,26,.35);
border-radius:.9rem;padding:1.2rem;display:flex;flex-direction:column;gap:.8rem;
box-shadow:0 4px 24px rgba(0,0,0,.4)}
.prompt-card:hover{border-color:rgba(255,179,71,.7);box-shadow:0 6px 30px rgba(255,107,26,.2)}
.prompt-card h3{margin:0;color:var(--amber);font-size:1.08rem}
.scenario{margin:0;font-size:.88rem;color:var(--muted)}
.scenario b{color:var(--gold);font-weight:600}
.wordcount{float:right;font-size:.75rem;color:var(--muted);border:1px solid rgba(216,180,156,.4);
border-radius:99px;padding:.05rem .55rem}
pre.prompt{flex:1;margin:0;background:#170a06;border:1px dashed rgba(230,48,34,.55);border-radius:.6rem;
padding:.9rem;font-family:var(--mono);font-size:.86rem;line-height:1.55;color:#ffe4d1;white-space:pre-wrap;
word-wrap:break-word;overflow-wrap:anywhere}
.copy-btn{align-self:flex-start;cursor:pointer;border:0;border-radius:.5rem;padding:.55rem 1.1rem;
font-weight:700;font-size:.92rem;color:#fff;font-family:var(--sys);
background:linear-gradient(90deg,var(--flame),var(--ember));
box-shadow:0 0 16px rgba(230,48,34,.45)}
.copy-btn:hover{box-shadow:0 0 24px rgba(255,107,26,.8)}
.copy-btn.copied{background:linear-gradient(90deg,#0f9,#0c6);color:#03210f;box-shadow:0 0 20px rgba(61,255,162,.6)}
ol.howto{padding-left:1.2rem}
ol.howto li{margin:.6rem 0;color:var(--muted)}
ol.howto li::marker{color:var(--ember);font-weight:700}
ul.tips{list-style:none;padding:0}
ul.tips li{margin:.6rem 0;padding-left:1.5rem;position:relative;color:var(--muted)}
ul.tips li::before{content:"\2726";position:absolute;left:0;top:.1rem;font-size:.8rem;color:var(--ember)}
details.faq-item{background:var(--panel);border:1px solid rgba(230,48,34,.4);border-radius:.7rem;
padding:.85rem 1.1rem;margin:.6rem 0}
details.faq-item summary{cursor:pointer;font-weight:600;color:var(--amber);list-style-position:outside}
details.faq-item[open] summary{color:var(--gold)}
details.faq-item p{color:var(--muted);margin:.6rem 0 0}
table.compare{width:100%;border-collapse:collapse;font-size:.92rem;margin:1rem 0}
table.compare th,table.compare td{border:1px solid rgba(255,107,26,.3);padding:.55rem .7rem;text-align:left;vertical-align:top}
table.compare th{color:var(--gold);background:rgba(255,107,26,.08)}
table.compare td{color:var(--muted)}
table.compare td:first-child{color:var(--ink);font-weight:600}
.related ul{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:.6rem}
.related a{display:inline-block;text-decoration:none;color:var(--ink);border:1px solid rgba(255,107,26,.4);
border-radius:99px;padding:.4rem .95rem;font-size:.92rem}
.related a:hover{border-color:var(--amber);color:var(--amber);box-shadow:0 0 14px rgba(255,179,71,.35)}
.cat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem;margin:1.2rem 0}
.cat-grid a{display:block;text-decoration:none;color:var(--ink);background:linear-gradient(160deg,var(--panel),var(--panel2));
border:1px solid rgba(255,107,26,.35);border-radius:.8rem;padding:1rem 1.1rem}
.cat-grid a:hover{border-color:var(--amber);box-shadow:0 6px 24px rgba(255,107,26,.18)}
.cat-grid b{display:block;color:var(--amber)}
.cat-grid span{font-size:.88rem;color:var(--muted)}
.site-footer{border-top:1px solid rgba(230,48,34,.4);margin-top:3rem;padding:2.2rem 0 2.8rem;
background:linear-gradient(180deg,transparent,rgba(230,48,34,.12))}
.site-footer .cols{display:flex;flex-wrap:wrap;gap:2rem;justify-content:space-between}
.site-footer ul{list-style:none;padding:0;margin:.4rem 0 0}
.site-footer li{margin:.3rem 0}
.site-footer a{color:var(--muted);text-decoration:none;font-size:.92rem}
.site-footer a:hover{color:var(--amber)}
.footer-note{margin-top:1.6rem;color:var(--muted);font-size:.85rem}
.footer-note .neon{color:var(--ember);text-shadow:0 0 10px rgba(255,107,26,.6)}
.hero-chips{display:flex;flex-wrap:wrap;gap:.6rem;justify-content:center;margin-top:1.3rem}
.hero-chips a{text-decoration:none;color:var(--ink);border:1px solid rgba(255,179,71,.55);border-radius:99px;
padding:.45rem 1rem;font-size:.92rem;background:rgba(20,8,5,.55)}
.hero-chips a:hover{color:var(--gold);border-color:var(--gold);box-shadow:0 0 16px rgba(255,209,102,.35)}
.hero-chips a:first-child{border-color:var(--amber);box-shadow:0 0 14px rgba(255,179,71,.35)}
.disclaimer{background:rgba(255,209,102,.07);border:1px solid rgba(255,209,102,.35);border-radius:.7rem;
padding:.9rem 1.1rem;color:var(--muted);font-size:.95rem}
.disclaimer b{color:var(--gold)}
@media(max-width:640px){.hero{padding:3.2rem 0 4.4rem}.hero .sun{width:150px;height:150px;bottom:90px}
.hero .sun::after{border-radius:0 0 75px 75px}table.compare{font-size:.85rem}}