/* ==========================================================================
   PETRA V195 — POSSIBILITIES: the seven futures move off the home page
   into their own pages. One tab strip, one page per idea.
   Palette and type are inherited from petra.css (Ablaq: basalt · limestone · wheat).
   ========================================================================== */
.poss-page{background:var(--limestone);color:var(--ink)}
.poss-page main{padding-top:var(--hdr,158px)}
@media (max-width:900px){.poss-page main{padding-top:0}}

/* ---- Tab strip ---------------------------------------------------------- */
.poss-tabs{position:sticky;top:var(--hdr,158px);z-index:700;background:var(--basalt);border-bottom:1px solid rgba(239,233,220,.14)}
@media (max-width:900px){.poss-tabs{top:0;position:relative}}
.poss-tabs{position:sticky}
@media (max-width:900px){.poss-tabs{position:relative}}
.poss-tabs-inner{display:flex;gap:0;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch;padding:0 var(--pad)}
.poss-tabs-inner::-webkit-scrollbar{display:none}
@media (max-width:900px){.poss-tabs::after{content:"";position:absolute;right:0;top:0;bottom:0;width:54px;pointer-events:none;background:linear-gradient(90deg,rgba(27,26,24,0),var(--basalt))}}
.poss-tabs a{flex:0 0 auto;display:flex;flex-direction:column;justify-content:center;gap:.15rem;min-height:66px;padding:.9rem 1.15rem .8rem;color:rgba(239,233,220,.62);text-decoration:none;border-bottom:3px solid transparent;font:500 .92rem/1.2 var(--sans);letter-spacing:.01em;white-space:nowrap;transition:color .25s,border-color .25s}
.poss-tabs a small{font:600 .68rem/1 var(--sans);letter-spacing:.14em;color:rgba(205,187,160,.6)}
.poss-tabs a:hover{color:var(--limestone)}
.poss-tabs a[aria-current="page"]{color:var(--limestone);border-bottom-color:var(--wheat)}
.poss-tabs a[aria-current="page"] small{color:var(--wheat)}
.poss-tabs a.tab-new{color:var(--sand)}
.poss-tabs a.tab-new small{color:var(--wheat)}
.poss-tabs a.tab-all{padding-left:0;margin-right:.5rem;border-right:1px solid rgba(239,233,220,.14);padding-right:1.4rem}

/* ---- Hub page ----------------------------------------------------------- */
.poss-hub-head{padding:clamp(3rem,7vw,6rem) var(--pad) clamp(2rem,4vw,3.5rem);max-width:var(--content);margin:0 auto}
.poss-hub-head h1{font-family:var(--serif);font-weight:400;font-size:clamp(3rem,7vw,6.4rem);line-height:.92;letter-spacing:-.03em;margin:.4rem 0 1.4rem}
.poss-hub-head p{max-width:64ch;font-size:1.12rem;line-height:1.65;color:rgba(23,21,15,.72);margin:0}
.poss-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem;padding:0 var(--pad) clamp(3rem,7vw,6rem);max-width:var(--content);margin:0 auto}
@media (max-width:1100px){.poss-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.poss-grid{grid-template-columns:1fr}}
.poss-card{display:block;position:relative;text-decoration:none;color:var(--limestone);background:var(--basalt);aspect-ratio:4/5;overflow:hidden;isolation:isolate}
@media (max-width:560px){.poss-card{aspect-ratio:16/10}}
.poss-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:60% center;opacity:.85;transition:transform .8s var(--cin-ease),opacity .4s}
.poss-card:hover img{transform:scale(1.04);opacity:.95}
.poss-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(27,26,24,.05) 35%,rgba(27,26,24,.92) 100%);z-index:1}
.poss-card-copy{position:absolute;left:1.2rem;right:1.2rem;bottom:1.15rem;z-index:2}
.poss-card-copy small{display:block;font:600 .66rem/1 var(--sans);letter-spacing:.16em;color:var(--sand);margin-bottom:.5rem}
.poss-card-copy h2{font-family:var(--serif);font-weight:400;font-size:1.7rem;line-height:1;letter-spacing:-.02em;margin:0 0 .4rem}
.poss-card-copy p{margin:0;font-size:.86rem;line-height:1.4;color:rgba(239,233,220,.78);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.poss-card .poss-new{position:absolute;top:.9rem;right:.9rem;z-index:3;font:600 .62rem/1 var(--sans);letter-spacing:.16em;padding:.38rem .5rem;background:var(--wheat);color:var(--basalt);border-radius:2px}
.poss-card.is-new{outline:2px solid var(--wheat);outline-offset:-2px}
.poss-card.is-new .poss-card-copy small{color:var(--wheat)}

/* ---- Project page hero -------------------------------------------------- */
.poss-hero{position:relative;min-height:min(78vh,760px);background:var(--basalt);color:var(--limestone);isolation:isolate;overflow:hidden}
.poss-hero picture,.poss-hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:68% center}
.poss-hero .hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(27,26,24,.82) 0%,rgba(27,26,24,.55) 38%,rgba(27,26,24,.05) 70%)}
@media (max-width:900px){.poss-hero .hero-shade{background:linear-gradient(180deg,rgba(27,26,24,.15) 0%,rgba(27,26,24,.86) 62%)}}
.poss-hero-copy{position:relative;z-index:2;max-width:var(--content);margin:0 auto;padding:clamp(3.5rem,9vw,7rem) var(--pad) clamp(3rem,6vw,5rem);display:grid;gap:.6rem;align-content:end;min-height:min(78vh,760px)}
.poss-hero-copy .kicker{font:600 .82rem/1 var(--sans);letter-spacing:.16em;color:var(--sand);text-transform:uppercase;margin:0 0 .6rem}
.poss-hero-copy h1{font-family:var(--serif);font-weight:400;font-size:clamp(3.2rem,8vw,7.4rem);line-height:.9;letter-spacing:-.035em;margin:0;max-width:11ch}
.poss-hero-copy .poss-title-name{font-family:var(--serif);font-size:clamp(1.4rem,2.6vw,2.1rem);color:var(--wheat);margin:.4rem 0 .8rem;letter-spacing:-.01em}
.poss-hero-copy .lede{max-width:56ch;font-size:clamp(1.05rem,1.4vw,1.25rem);line-height:1.6;color:rgba(239,233,220,.86);margin:0}
.poss-hero .concept-badge{position:absolute;right:var(--pad);bottom:1.2rem;z-index:3;left:auto}
@media (max-width:900px){.poss-hero .concept-badge{bottom:auto;top:1rem;right:1rem;left:auto;max-width:60%}}
.poss-hero.is-land .hero-shade{background:linear-gradient(90deg,rgba(27,26,24,.9) 0%,rgba(27,26,24,.72) 45%,rgba(27,26,24,.35) 100%)}

/* ---- Facts rail --------------------------------------------------------- */
.poss-rail{background:var(--basalt);color:var(--limestone);border-top:1px solid rgba(239,233,220,.12)}
.poss-rail-inner{max-width:var(--content);margin:0 auto;padding:1.6rem var(--pad);display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1.4rem 2rem}
.poss-rail strong{display:block;font-family:var(--serif);font-weight:400;font-size:clamp(1.7rem,2.6vw,2.4rem);line-height:1;letter-spacing:-.03em}
.poss-rail strong sup,.poss-rail strong small{font-family:var(--sans);font-size:.55em;font-weight:500;margin-left:.15em;color:var(--sand);vertical-align:baseline}
.poss-rail span{display:block;margin-top:.45rem;font:500 .8rem/1.35 var(--sans);letter-spacing:.02em;color:rgba(239,233,220,.62)}

/* ---- Body sections ------------------------------------------------------ */
.poss-body{max-width:var(--content);margin:0 auto;padding:clamp(3rem,6vw,5.5rem) var(--pad) 1rem}
.poss-section{display:grid;grid-template-columns:minmax(200px,300px) 1fr;gap:1.6rem 4rem;padding:clamp(2.2rem,4vw,3.4rem) 0;border-top:1px solid var(--line)}
.poss-section:first-child{border-top:0;padding-top:0}
@media (max-width:900px){.poss-section{grid-template-columns:1fr;gap:1rem}}
.poss-section h2{font-family:var(--serif);font-weight:400;font-size:clamp(1.9rem,3.4vw,2.8rem);line-height:1;letter-spacing:-.025em;margin:0}
.poss-section h2 em{font-style:normal;color:var(--wheat)}
.poss-section .lead-in{font:500 .78rem/1.3 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:rgba(23,21,15,.55);margin:0 0 .7rem}
.poss-prose{max-width:66ch}
.poss-prose p{font-size:1.08rem;line-height:1.7;color:rgba(23,21,15,.82);margin:0 0 1.1rem}
.poss-prose p:last-child{margin-bottom:0}
.poss-prose strong{color:var(--ink)}
.poss-prose ul{margin:0 0 1.1rem;padding-left:1.15rem}
.poss-prose li{font-size:1.02rem;line-height:1.6;margin:0 0 .5rem;color:rgba(23,21,15,.82)}
.poss-note{font-size:.9rem;line-height:1.55;color:rgba(23,21,15,.6);margin:1rem 0 0}

/* Tables */
.poss-table{width:100%;border-collapse:collapse;font-size:.98rem}
.poss-table th,.poss-table td{text-align:left;padding:.75rem .6rem .75rem 0;border-bottom:1px solid var(--line);vertical-align:top;line-height:1.45}
.poss-table th{font:600 .72rem/1.3 var(--sans);letter-spacing:.12em;text-transform:uppercase;color:rgba(23,21,15,.55)}
.poss-table td.num,.poss-table th.num{text-align:right;font-variant-numeric:tabular-nums;padding-right:0;padding-left:.6rem}
.poss-table td.num{white-space:nowrap}
.poss-table tr.total td{font-weight:600;border-bottom:2px solid var(--ink)}
.poss-table td small{display:block;color:rgba(23,21,15,.58);font-size:.85rem}
@media (max-width:640px){.poss-table{font-size:.9rem}.poss-table th,.poss-table td{padding:.6rem .4rem .6rem 0}}
.poss-table-wrap{overflow-x:auto}

/* Key figure blocks */
.poss-figures{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:1.2rem 2rem;margin:.4rem 0 1.4rem}
.poss-figures div{border-top:2px solid var(--ink);padding-top:.7rem}
.poss-figures strong{display:block;font-family:var(--serif);font-weight:400;font-size:clamp(1.9rem,3vw,2.6rem);line-height:1;letter-spacing:-.03em}
.poss-figures strong small{font-family:var(--sans);font-size:.42em;font-weight:500;letter-spacing:.02em;margin-left:.2em;color:rgba(23,21,15,.6)}
.poss-figures span{display:block;margin-top:.4rem;font-size:.85rem;line-height:1.4;color:rgba(23,21,15,.62)}

/* Scenario cards (basalt) */
.poss-scenarios{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-bottom:1.8rem}
@media (max-width:900px){.poss-scenarios{grid-template-columns:1fr}}
.poss-scenario{background:var(--basalt);color:var(--limestone);padding:1.4rem 1.4rem 1.5rem;display:grid;gap:.5rem;align-content:start}
.poss-scenario small{font:600 .7rem/1 var(--sans);letter-spacing:.16em;color:var(--sand)}
.poss-scenario h3{font-family:var(--serif);font-weight:400;font-size:1.6rem;line-height:1;letter-spacing:-.02em;margin:.2rem 0 .3rem}
.poss-scenario p{margin:0;font-size:.95rem;line-height:1.55;color:rgba(239,233,220,.78)}
.poss-scenario .kpi{display:flex;flex-wrap:wrap;gap:1rem 1.6rem;margin-top:.7rem;padding-top:.8rem;border-top:1px solid rgba(239,233,220,.16)}
.poss-scenario .kpi b{display:block;font-family:var(--serif);font-weight:400;font-size:1.7rem;line-height:1;color:var(--wheat)}
.poss-scenario .kpi i{display:block;font:500 .72rem/1.3 var(--sans);font-style:normal;color:rgba(239,233,220,.6);margin-top:.3rem}
.poss-scenario.recommended{outline:2px solid var(--wheat);outline-offset:-2px}

/* Masterplan figure */
.poss-plan{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(220px,1fr);gap:2rem;align-items:start}
.poss-prose.wide{max-width:none}
@media (max-width:900px){.poss-plan{grid-template-columns:1fr}}
.poss-plan svg{width:100%;height:auto;display:block;background:var(--light);border:1px solid var(--line)}
.poss-plan-key{display:grid;gap:.6rem;font-size:.92rem;line-height:1.45}
.poss-plan-key>div{display:grid;grid-template-columns:18px 1fr;gap:.7rem;align-items:start}
.poss-plan-key i{display:block;width:18px;height:18px;margin-top:.15rem;border:1px solid rgba(23,21,15,.35)}
.poss-plan-key small{display:block;color:rgba(23,21,15,.58)}

/* Sources */
.poss-sources{font-size:.85rem;line-height:1.55;color:rgba(23,21,15,.62)}
.poss-sources ol{margin:0;padding-left:1.1rem}
.poss-sources li{margin:0 0 .35rem}
.poss-sources a{color:var(--ink);text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(23,21,15,.35)}

/* CTA band */
.poss-cta{background:var(--basalt);color:var(--limestone);margin-top:clamp(3rem,6vw,5rem)}
.poss-cta-inner{max-width:var(--content);margin:0 auto;padding:clamp(3rem,6vw,5rem) var(--pad);display:grid;grid-template-columns:1.2fr 1fr;gap:2rem 4rem;align-items:center}
@media (max-width:900px){.poss-cta-inner{grid-template-columns:1fr}}
.poss-cta h2{font-family:var(--serif);font-weight:400;font-size:clamp(2.4rem,5vw,4.4rem);line-height:.95;letter-spacing:-.03em;margin:0 0 1rem}
.poss-cta p{margin:0;font-size:1.05rem;line-height:1.6;color:rgba(239,233,220,.75);max-width:52ch}
.poss-cta-actions{display:grid;gap:.7rem}
.poss-cta .btn-light{background:var(--limestone)!important;color:var(--basalt)!important;border-color:var(--limestone)!important}
.poss-cta .btn-line{background:transparent!important;color:var(--limestone)!important;border-color:rgba(239,233,220,.45)!important}
.poss-cta .btn-line:hover{border-color:var(--limestone)!important}

/* Prev / next */
.poss-nextprev{max-width:var(--content);margin:0 auto;padding:1.6rem var(--pad) 3rem;display:flex;justify-content:space-between;gap:1.5rem;flex-wrap:wrap}
.poss-nextprev a{text-decoration:none;color:var(--ink);display:grid;gap:.25rem}
.poss-nextprev a small{font:600 .7rem/1 var(--sans);letter-spacing:.16em;color:rgba(23,21,15,.5)}
.poss-nextprev a strong{font-family:var(--serif);font-weight:400;font-size:1.5rem;letter-spacing:-.02em}
.poss-nextprev a:hover strong{color:var(--wheat)}
.poss-nextprev a.next{text-align:right}

/* Home-page compact index (replaces the six stacked chapters) */
.poss-index{background:var(--basalt);color:var(--limestone);padding:clamp(3.5rem,8vw,7rem) var(--pad)}
.poss-index-head{max-width:var(--content);margin:0 auto 2.4rem;display:grid;grid-template-columns:1fr auto;gap:1.5rem 3rem;align-items:end}
@media (max-width:900px){.poss-index-head{grid-template-columns:1fr}}
.poss-index-head h2{font-family:var(--serif);font-weight:400;font-size:clamp(2.8rem,6vw,5.8rem);line-height:.92;letter-spacing:-.03em;margin:.5rem 0 0}
.poss-index-head p{margin:0;max-width:44ch;color:rgba(239,233,220,.7);font-size:1.05rem;line-height:1.6}
.poss-index-head .eyebrow{color:var(--sand)}
.poss-index-list{max-width:var(--content);margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(239,233,220,.14);border:1px solid rgba(239,233,220,.14)}
@media (max-width:900px){.poss-index-list{grid-template-columns:repeat(2,1fr)}}
.poss-index-list a{position:relative;display:grid;align-content:end;gap:.3rem;min-height:250px;padding:1rem;background:var(--basalt);color:var(--limestone);text-decoration:none;isolation:isolate;overflow:hidden}
@media (max-width:900px){.poss-index-list a{min-height:180px;padding:.8rem}}
.poss-index-list a img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:60% center;opacity:.6;z-index:-1;transition:opacity .35s,transform .9s var(--cin-ease)}
.poss-index-list a:hover img{opacity:.8;transform:scale(1.05)}
.poss-index-list a::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(27,26,24,0) 30%,rgba(27,26,24,.88) 100%)}
.poss-index-list small{font:600 .68rem/1 var(--sans);letter-spacing:.16em;color:var(--sand)}
.poss-index-list strong{font-family:var(--serif);font-weight:400;font-size:1.45rem;line-height:1.02;letter-spacing:-.02em}
.poss-index-list a.is-new{outline:2px solid var(--wheat);outline-offset:-2px}
.poss-index-list a.is-new small{color:var(--wheat)}
.poss-index-list a .poss-new{position:absolute;top:.7rem;right:.7rem;font:600 .58rem/1 var(--sans);letter-spacing:.16em;padding:.34rem .45rem;background:var(--wheat);color:var(--basalt);border-radius:2px}
.poss-index-more{max-width:var(--content);margin:1.6rem auto 0;display:flex;gap:1rem;flex-wrap:wrap}

@media (prefers-reduced-motion:reduce){.poss-card img,.poss-index-list a img{transition:none}}

/* Full-width concept plate inside a project page */
.poss-band{margin:clamp(2.2rem,4vw,3.4rem) 0 0;padding:0;border-top:1px solid var(--line);padding-top:clamp(2.2rem,4vw,3.4rem)}
.poss-band picture,.poss-band img{display:block;width:100%;height:auto}
.poss-band figcaption{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-top:.7rem;font-size:.85rem;color:rgba(23,21,15,.6)}
.poss-band figcaption strong{font-weight:600;color:var(--ink)}

/* ---- RTL (Arabic) -------------------------------------------------------- */
html[dir="rtl"] .poss-tabs a.tab-all{padding-left:1.4rem;padding-right:0;margin-right:0;margin-left:.5rem;border-right:0;border-left:1px solid rgba(239,233,220,.14)}
html[dir="rtl"] .poss-hero .hero-shade{background:linear-gradient(270deg,rgba(27,26,24,.82) 0%,rgba(27,26,24,.55) 38%,rgba(27,26,24,.05) 70%)}
@media (max-width:900px){html[dir="rtl"] .poss-hero .hero-shade{background:linear-gradient(180deg,rgba(27,26,24,.15) 0%,rgba(27,26,24,.86) 62%)}}
html[dir="rtl"] .poss-hero .concept-badge{right:auto;left:var(--pad)}
@media (max-width:900px){html[dir="rtl"] .poss-hero .concept-badge{left:1rem;right:auto}}
html[dir="rtl"] .poss-card .poss-new,html[dir="rtl"] .poss-index-list a .poss-new{right:auto;left:.9rem}
html[dir="rtl"] .poss-prose ul,html[dir="rtl"] .poss-sources ol{padding-left:0;padding-right:1.15rem}
html[dir="rtl"] .poss-table th,html[dir="rtl"] .poss-table td{text-align:right;padding:.75rem 0 .75rem .6rem}
html[dir="rtl"] .poss-table td.num,html[dir="rtl"] .poss-table th.num{text-align:left;padding-left:0;padding-right:.6rem;direction:ltr}
html[dir="rtl"] .poss-nextprev a.next{text-align:left}
html[dir="rtl"] .poss-tabs::after{right:auto;left:0;background:linear-gradient(270deg,rgba(27,26,24,0),var(--basalt))}
html[dir="rtl"] .poss-figures strong,html[dir="rtl"] .poss-rail strong,html[dir="rtl"] .poss-scenario .kpi b{direction:ltr;unicode-bidi:embed}
html[dir="rtl"] .poss-plan-key>div{grid-template-columns:18px 1fr}