/* AlastairSproul.com - v6 */
:root{
  --black:#0e0d0b; --charcoal:#16140f; --card:#1d1a15;
  --cream:#f5f1e9; --gold:#c9a227; --gold-dk:#9b7718;
  --ink:#1b1916; --body:#4a463f; --light:#d8d3c8; --line:rgba(201,162,39,.25);
  --serif:'Playfair Display',Georgia,serif; --sans:'Inter',system-ui,-apple-system,Segoe UI,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
html,body{overflow-x:hidden}
body{font-family:var(--sans);font-size:17px;line-height:1.7;color:var(--body);background:var(--cream)}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{width:min(1180px,92%);margin:0 auto}
.narrow{max-width:820px}
.centre{text-align:center}
.section{padding:110px 0}
.dark{background:var(--black);color:var(--light)}
.light{background:var(--cream)}
h1,h2,h3,h4{font-family:var(--serif);font-weight:700;line-height:1.2}
.dark h1,.dark h2,.dark h3{color:#f4efe6}
.light h2,.light h3{color:var(--ink)}
h2{font-size:clamp(1.9rem,3.4vw,2.6rem);margin-bottom:22px}
h2.big{font-size:clamp(2rem,4vw,3rem)}
h2 em,h1 em{font-style:italic;color:var(--gold);font-weight:600}
p+p{margin-top:16px}
.eyebrow{font-size:.74rem;letter-spacing:.28em;text-transform:uppercase;color:var(--gold);font-weight:600;margin-bottom:18px}
.light .eyebrow{color:var(--gold-dk)}
.eyebrow.muted{color:#8a8377}
.intro{max-width:720px;font-size:1.05rem;margin-bottom:46px}
.centre .intro{margin-left:auto;margin-right:auto}

/* buttons */
.btn{display:inline-block;padding:15px 28px;font-weight:600;font-size:.95rem;border:1px solid transparent;transition:.25s}
.btn-gold{background:var(--gold);color:#16130c}
.btn-gold:hover{background:#ddb53a}
.btn-outline{border-color:#6b665c;color:#f4efe6}
.btn-outline:hover{border-color:var(--gold);color:var(--gold)}
.light .btn-outline{border-color:#bfb49c;color:var(--ink)}
.btn-sm{padding:10px 20px}
.btn-row{display:flex;gap:16px;flex-wrap:wrap;margin-top:34px}
.link-arrow{display:inline-block;margin-top:34px;font-weight:600;color:var(--gold);border-bottom:1px solid var(--line);padding-bottom:4px;transition:.25s}
.light .link-arrow{color:var(--gold-dk)}
.link-arrow:hover{border-color:var(--gold)}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(14,13,11,.92);backdrop-filter:blur(8px);border-bottom:1px solid rgba(255,255,255,.05)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:76px}
.logo{font-family:var(--serif);font-weight:700;font-size:1.4rem;color:#f4efe6}
.logo span{color:var(--gold)}
.nav-links{display:flex;align-items:center;gap:32px}
.nav-links a:not(.btn){color:#d8d3c8;font-size:.95rem}
.nav-links a:not(.btn):hover,.nav-links a.current{color:var(--gold)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:24px;height:2px;background:#f4efe6;margin:5px 0;transition:.3s}

/* hero */
.hero{padding:90px 0 60px;background:radial-gradient(ellipse at 30% 30%,#1f1a10 0%,var(--black) 60%)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:center}
.hero h1{font-size:clamp(2.4rem,5vw,3.6rem);color:#f4efe6;margin-bottom:14px}
.hero-sub{font-family:var(--serif);font-style:italic;font-size:clamp(1.6rem,3vw,2.3rem);color:var(--gold);line-height:1.3;margin-bottom:26px}
.lead{font-size:1.1rem;color:#cfc9bd;max-width:620px}
.hero-photo{position:relative}
.hero-photo::after{content:"";position:absolute;inset:18px -18px -18px 18px;border:1px solid var(--line);z-index:0}
.hero-photo img{position:relative;z-index:1;width:100%;aspect-ratio:4/5;object-fit:cover}
.creds{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;margin-top:80px;padding-top:40px;border-top:1px solid rgba(255,255,255,.08)}
.creds h4,.mini-creds h4{color:var(--gold);font-size:1.15rem;margin-bottom:6px}
.creds p{font-size:.92rem;color:#bdb7ab}

/* page hero (sub-pages) */
.page-hero{padding:90px 0 100px;background:radial-gradient(ellipse at 25% 30%,#1f1a10 0%,var(--black) 60%)}
.page-hero .hero-grid{grid-template-columns:1fr 1fr}
.page-hero h1{font-size:clamp(2.3rem,4.6vw,3.4rem);color:#f4efe6;margin-bottom:16px}
.page-hero .hero-photo img{aspect-ratio:4/3}

/* banner */
.banner{position:relative;min-height:560px;background-size:cover;background-position:center right;display:flex;align-items:center}
.banner-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,9,7,.92) 0%,rgba(10,9,7,.7) 40%,rgba(10,9,7,.1) 75%)}
.banner-inner{position:relative;z-index:1}
.banner blockquote{font-family:var(--serif);font-style:italic;font-size:clamp(1.7rem,3.2vw,2.5rem);color:#f4efe6;line-height:1.3;max-width:560px}

/* split */
.split{display:grid;grid-template-columns:.85fr 1.15fr;gap:80px;align-items:start}
.signals{list-style:none}
.signals li{display:flex;gap:22px;padding:18px 0;border-bottom:1px solid #e1dacb;color:var(--ink)}
.signals span{color:var(--gold-dk);font-size:.8rem;font-weight:600;padding-top:4px}
.pull{font-family:var(--serif);font-style:italic;font-size:1.25rem;color:var(--gold-dk);border-left:2px solid var(--gold);padding-left:22px;margin-top:30px;line-height:1.5}
.dark .pull{color:var(--gold)}
.mini-creds{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px;padding-top:28px;border-top:1px solid #e1dacb}
.mini-creds h4{color:var(--ink);font-size:1rem}
.mini-creds p{font-size:.85rem}

/* cards */
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.cards2{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.card{background:var(--card);border-top:2px solid var(--gold);padding:34px 32px}
.card h3{font-size:1.25rem;margin-bottom:12px}
.card p{font-size:.95rem;color:#bdb7ab}
.card .meta{margin-top:16px;font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold)}
.num{font-family:var(--serif);font-size:2rem;color:var(--gold);display:block;margin-bottom:10px}
.centre-quote{font-family:var(--serif);font-style:italic;font-size:clamp(1.4rem,2.6vw,2rem);text-align:center;color:#f4efe6;max-width:820px;margin:70px auto 0;line-height:1.4}

/* quote card */
.quote-card{background:#fff;border-top:2px solid var(--gold);padding:32px 36px;margin-top:34px;box-shadow:0 18px 40px rgba(0,0,0,.07)}
.quote-card blockquote{font-family:var(--serif);font-style:italic;font-size:1.4rem;color:var(--ink);line-height:1.4}
.quote-card figcaption{margin-top:14px;font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold-dk)}

/* audience list */
.audience{list-style:none;margin-top:6px}
.audience li{padding:18px 0;border-bottom:1px solid #e1dacb;color:var(--ink);font-weight:500}
.audience li small{display:block;font-weight:400;color:var(--body);font-size:.92rem;margin-top:2px}

/* roadmap steps */
.steps{list-style:none;position:relative;margin-top:20px}
.steps::before{content:"";position:absolute;left:27px;top:10px;bottom:10px;width:1px;background:#d6ccb8}
.steps li{position:relative;display:grid;grid-template-columns:56px 1fr;gap:28px;padding:0 0 44px}
.steps li:last-child{padding-bottom:0}
.steps .dot{width:56px;height:56px;border-radius:50%;background:var(--cream);border:1px solid var(--gold);display:flex;align-items:center;justify-content:center;font-family:var(--serif);color:var(--gold-dk);font-size:1.1rem;font-weight:700;position:relative;z-index:1}
.steps h3{font-size:1.3rem;margin:12px 0 8px}
.steps p{max-width:640px}

/* enquiry + faq */
.enquiry-box{background:#fff;border-top:2px solid var(--gold);padding:40px 42px;box-shadow:0 18px 40px rgba(0,0,0,.07)}
.enquiry-box ul{list-style:none;margin:10px 0 6px}
.enquiry-box li{padding:10px 0 10px 26px;position:relative;border-bottom:1px solid #eee6d6;color:var(--ink)}
.enquiry-box li::before{content:"";position:absolute;left:4px;top:21px;width:8px;height:8px;background:var(--gold);transform:rotate(45deg)}
.faq details{border-bottom:1px solid #e1dacb;padding:20px 0}
.faq summary{cursor:pointer;font-family:var(--serif);font-size:1.15rem;font-weight:700;color:var(--ink);list-style:none;display:flex;justify-content:space-between;gap:20px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--gold-dk);font-family:var(--sans);font-weight:400}
.faq details[open] summary::after{content:"\2013"}
.faq details p{margin-top:12px}
.small-note{font-size:.85rem;color:#8a8377;margin-top:22px;font-style:italic}

/* carousel */
.talks-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:40px;gap:20px}
.talks-head h2{margin-bottom:12px}
.talks-sub{max-width:640px;font-size:1rem}
.talks-sub a{color:var(--gold-dk);border-bottom:1px solid var(--line)}
.car-ctrl{display:flex;gap:10px;flex-shrink:0}
.car-btn{width:50px;height:50px;border:1px solid #cfc6b3;background:transparent;font-size:1.2rem;color:var(--ink);cursor:pointer;transition:.25s}
.car-btn:hover{background:var(--gold);border-color:var(--gold)}
.carousel{overflow:hidden}
.track{display:flex;transition:transform .6s cubic-bezier(.65,0,.35,1)}
.slide{flex:0 0 100%;display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:center;padding:10px 40px 50px 24px}
.slide-img img{width:100%;aspect-ratio:1/1;object-fit:cover;box-shadow:0 20px 34px -8px rgba(0,0,0,.3)}
.slide-text h3{font-size:clamp(1.5rem,2.6vw,2rem);margin-bottom:18px}
.slide-text p{font-size:1rem}
.slide-text .eyebrow{font-size:.74rem}
.dots{display:flex;justify-content:center;gap:10px;margin-top:20px}
.dots button{width:34px;height:3px;border:0;background:#d6ccb8;cursor:pointer;transition:.3s}
.dots button.active{background:var(--gold);width:54px}
.themes{margin-top:70px;padding-top:40px;border-top:1px solid #e1dacb}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chips span{border:1px solid #d3c49c;padding:8px 14px;font-size:.88rem;color:var(--body)}

/* footer */
.footer{background:#080706;color:#8a8377;padding:34px 0;font-size:.85rem;border-top:1px solid rgba(255,255,255,.05)}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.footer .logo{font-size:1.1rem}

/* reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:none}

/* responsive */
@media(max-width:980px){
  .hero-grid,.page-hero .hero-grid,.split,.slide{grid-template-columns:1fr;gap:44px}
  .hero-photo{max-width:440px}
  .page-hero .hero-photo{max-width:560px}
  .creds{grid-template-columns:repeat(2,1fr)}
  .cards3,.cards2{grid-template-columns:1fr}
  .section{padding:80px 0}
}
@media(max-width:820px){
  .nav-toggle{display:block}
  .nav-links{position:absolute;top:76px;left:0;right:0;flex-direction:column;gap:0;background:var(--black);max-height:0;overflow:hidden;transition:max-height .4s}
  .nav-links.open{max-height:420px;border-bottom:1px solid var(--line)}
  .nav-links a{padding:16px 4%;width:100%}
  .nav-links .btn{width:92%;text-align:center;margin:12px 0 20px}
  .banner{min-height:440px}
  .banner-shade{background:rgba(10,9,7,.68)}
}
@media(max-width:560px){
  body{font-size:16px}
  .creds,.mini-creds{grid-template-columns:1fr}
  .talks-head{flex-direction:column;align-items:flex-start}
  .slide{padding:6px 4px 30px}
  .hero-photo::after{inset:12px -10px -12px 12px}
  .enquiry-box{padding:30px 24px}
  .steps li{grid-template-columns:44px 1fr;gap:18px}
  .steps .dot{width:44px;height:44px;font-size:.95rem}
  .steps::before{left:21px}
}
@media(prefers-reduced-motion:reduce){.track,.reveal{transition:none}.reveal{opacity:1;transform:none}}