/* African Energy Research: editorial identity. Original component CSS remains
   underneath so existing forms, routes and application behavior are retained. */
:root{
  --blue:#2639c9;--blue-mid:#192da7;--blue-light:#5265e0;
  --navy:#081b33;--gold:#ec674b;--gold-light:#f18b74;
  --gray-50:#f6f8fa;--gray-100:#e5eaf0;--gray-300:#c8d2dc;
  --gray-500:#586b7d;--gray-700:#283b50;
  --font-head:'Manrope',Arial,sans-serif;--font-body:'DM Sans',Arial,sans-serif;
  --radius:4px;--radius-lg:4px;
  --shadow:0 8px 24px rgba(8,27,51,.05);--shadow-lg:0 22px 46px rgba(8,27,51,.11);
}
html{scroll-padding-top:100px}
body{color:#162b41;background:#fff;line-height:1.65}
p{color:#4c5e70;line-height:1.7}
h1,h2,h3,h4,h5,h6{letter-spacing:-.045em;line-height:1.13}
a{color:var(--blue)}a:hover{color:var(--blue-mid)}
.container{max-width:1340px}
.aer-skip-link{position:fixed;top:-80px;left:12px;z-index:9999;background:#fff;padding:10px 16px;color:var(--navy)}
.aer-skip-link:focus{top:12px}
.aer-utility{background:var(--navy);color:#d7e2ed;font-size:.72rem;letter-spacing:.06em}
.aer-utility>.container{display:flex;align-items:center;justify-content:space-between;min-height:34px;gap:15px}
.aer-utility span{font-weight:700;letter-spacing:.14em;font-size:.65rem}
.aer-utility>div>div{display:flex;gap:25px}.aer-utility a{color:#d7e2ed}.aer-utility a:hover{color:#fff}
.aer-navbar{padding:.75rem 0;background:#fff!important;border-bottom:1px solid #e4e9ee;box-shadow:none!important}
.aer-navbar .container{max-width:1340px}
.navbar-brand img{height:37px;width:auto}
.aer-navbar .nav-link{font-size:.84rem;font-weight:700;letter-spacing:0;border-radius:0;padding:.65rem .7rem!important}
.aer-navbar .nav-link:hover,.aer-navbar .nav-link.active{background:transparent;color:var(--blue)!important}
.aer-navbar .nav-link.active{box-shadow:inset 0 -2px var(--blue)}
.aer-navbar .dropdown-menu{border:1px solid #dce3eb;border-radius:3px;box-shadow:0 20px 40px rgba(8,27,51,.12);padding:.45rem;min-width:215px}
.aer-navbar .dropdown-item{border-radius:2px;padding:.65rem .75rem;color:var(--navy);font-weight:600}
.aer-navbar .dropdown-item:hover{background:#f0f3ff;color:var(--blue)}
.aer-navbar .btn-primary{font-size:.75rem;text-transform:uppercase;letter-spacing:.07em;padding:.68rem 1rem!important}
.btn{border-radius:3px;font-size:.84rem;letter-spacing:0;font-weight:700;padding:.66rem 1.1rem;box-shadow:none!important}
.btn:hover{transform:translateY(-2px)}.btn-primary{background:var(--blue);border-color:var(--blue)}
.btn-primary:hover{background:var(--blue-mid);border-color:var(--blue-mid)}
.btn-gold{background:var(--gold);color:#fff!important}.btn-gold:hover{background:#d55138}
.btn-outline-primary{color:var(--blue);border-color:var(--blue)}
.btn-lg{padding:.88rem 1.35rem;font-size:.9rem;border-radius:3px}
.btn-sm{padding:.42rem .7rem;font-size:.73rem}
.overline,.eyebrow{font-size:.69rem;font-weight:800;letter-spacing:.12em;color:var(--blue);margin-bottom:.85rem}
.divider-line{width:50px;height:2px;border-radius:0;background:var(--gold);margin:1rem 0 1.25rem}
.section-heading h2{font-size:clamp(2rem,3.5vw,3.35rem);max-width:790px;margin:0}
.section-pad{padding:5.5rem 0}

/* Home: search and current research are the primary way in. */
.home-hero-v2{background:#f6f8fa}
.hero-v2-grid{display:grid;grid-template-columns:minmax(0,55%) minmax(0,45%);min-height:660px;max-width:1680px;margin:auto}
.hero-v2-text{display:flex;align-items:center;min-width:0;padding-top:62px;padding-bottom:58px;padding-left:clamp(30px,calc((100vw - 1340px)/2),170px);padding-right:clamp(24px,3vw,60px)}
.hero-v2-inner{max-width:720px;width:100%}
.hero-v2-kicker{display:flex;align-items:center;gap:10px;color:var(--blue);font-size:.7rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;margin-bottom:27px}
.hero-v2-kicker .dot{display:block;width:24px;height:2px;background:var(--gold);border-radius:0}
.hero-v2-title{font-size:clamp(3rem,4.25vw,5.25rem);font-weight:800;letter-spacing:-.068em;line-height:1.07;margin-bottom:24px;max-width:790px;overflow-wrap:normal}
.hero-v2-title .gold{color:var(--blue)}
.hero-v2-sub{font-size:clamp(1rem,1.25vw,1.2rem);line-height:1.6;max-width:620px;color:#42566a;margin-bottom:30px}
.hero-v2-cta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:34px}
.btn-navy-solid{background:var(--navy);color:#fff;border:1px solid var(--navy)}
.btn-navy-solid:hover{background:var(--blue);border-color:var(--blue);color:#fff}
.btn-navy-outline{background:transparent;color:var(--navy);border:1px solid #8090a0}
.btn-navy-outline:hover{background:var(--navy);border-color:var(--navy);color:#fff}
.hero-search-wrap{position:relative;max-width:610px;margin-bottom:35px}
.hero-search-wrap label{display:block;margin-bottom:9px;font-size:.63rem;letter-spacing:.12em;font-weight:800;color:#657588}
.hero-search-inner{height:56px;display:flex;align-items:center;background:#fff;border:1px solid #bdcbd9;box-shadow:0 10px 30px rgba(8,27,51,.07)}
.hero-search-inner>i{padding-left:18px;color:var(--blue)}
.hero-search-inner input{flex:1;width:100%;border:0;outline:0;background:transparent;padding:10px 14px;font-size:.9rem;color:var(--navy)}
.hero-search-inner input::placeholder{color:#7b8b99}
.hero-search-inner:focus-within{outline:2px solid var(--blue);outline-offset:2px}
.hero-search-inner button{align-self:stretch;width:54px;background:var(--blue);border:0;color:#fff;font-size:1.1rem}
.hero-search-drop{display:none;position:absolute;z-index:15;top:100%;left:0;right:0;background:#fff;border:1px solid #d5dce5;box-shadow:0 18px 35px rgba(8,27,51,.15);max-height:370px;overflow:auto}
.hero-v2-stats{display:flex;gap:20px;align-items:center;border-top:1px solid #cfdae4;padding-top:22px}
.hero-v2-stats .stat{display:flex;flex-direction:column;min-width:95px}
.hero-v2-stats .stat strong{font-size:1.55rem;line-height:1.1;color:var(--navy);letter-spacing:-.05em}
.hero-v2-stats .stat span{font-size:.68rem;color:#697c8c;margin-top:5px}
.stat-divider{height:34px;width:1px;background:#ccd7e1}
.hero-v2-photo{position:relative;min-height:660px;background:#152d44;overflow:hidden}
.hero-v2-photo-frame{position:absolute;inset:0}
.hero-v2-img{width:100%;height:100%;object-fit:cover;object-position:center;display:block;filter:saturate(.77)}
.hero-v2-photo-overlay{position:absolute;inset:0;background:linear-gradient(0deg,rgba(8,27,51,.58),transparent 55%)}
.hero-v2-photo-caption{position:absolute;left:35px;right:35px;bottom:30px;border-top:1px solid rgba(255,255,255,.5);padding-top:13px;color:#fff;font-size:.67rem;font-weight:800;letter-spacing:.12em;display:flex;justify-content:space-between;align-items:center;background:transparent;border-radius:0}
.hero-v2-photo-caption i{font-size:1.1rem}
.theme-strip{background:var(--navy);overflow:auto;scrollbar-width:none}
.theme-strip-inner{animation:none!important;transform:none!important;min-width:max-content;padding:17px max(18px,calc((100vw - 1340px)/2));gap:25px}
.theme-strip-inner span{font-size:.66rem;letter-spacing:.08em;color:#d6e2ef;font-weight:700}
.theme-strip-inner span em{color:var(--gold)}
.theme-strip-inner span:nth-child(n+7){display:none}

/* Research-first editorial cards */
.home-hero-v2+ .theme-strip + .section-pad{background:#fff!important}
.insight-card,.post-card,.paper-card,.aer-card{border-radius:3px;border:1px solid #d8e0e8;box-shadow:none;background:#fff}
.insight-card{padding:30px;min-height:335px;border-top:3px solid var(--blue)}
.insight-card:hover,.post-card:hover,.paper-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.insight-card h4{font-size:1.31rem;line-height:1.3;margin:13px 0 16px;letter-spacing:-.035em;flex:initial}
.insight-card p{font-size:.86rem;color:#596b7b;line-height:1.65}
.insight-card .meta-line{font-size:.75rem;color:#6e7e8d}
.badge-theme,.tag-badge{border-radius:2px;background:#edf0ff;color:var(--blue);font-size:.65rem;letter-spacing:.08em;font-weight:800;padding:.33rem .55rem}
.card-actions .btn{margin-top:6px}
.post-card{border-top:3px solid #a5b3c4}.post-img-placeholder{height:94px;background:#e8edf2;color:var(--blue);font-size:1.9rem}
.post-body{padding:24px}.post-card h4{font-size:1.18rem;line-height:1.35}
.post-card p,.insight-card p{color:#526578}
.paper-card{border-top:3px solid var(--blue);padding:26px}
.read-link,.cta-link{font-weight:800}

/* Organization, scope and participation */
.about-strip{padding:6rem 0;background:#eef3f7}
.about-strip .row{align-items:center!important}
.about-strip img{filter:grayscale(1) contrast(1.1);opacity:.72}
.about-lead{font-size:1.1rem;line-height:1.7;color:#3c5267;max-width:760px}
.themes-section{padding:5.5rem 0;background:#fff}
.theme-tile{background:#fff;border:1px solid #dbe3eb;border-radius:3px;box-shadow:none;padding:27px;height:100%;min-height:220px}
.theme-tile:hover{border-color:var(--blue);box-shadow:var(--shadow)}
.theme-tile::before{display:none}
.theme-icon{border-radius:2px;background:#eef1ff;color:var(--blue);width:42px;height:42px;font-size:1.1rem;margin-bottom:25px}
.theme-tile h5{font-size:1.15rem;letter-spacing:-.03em;margin-bottom:10px}
.theme-tile p{font-size:.86rem;color:#566a7b}
.how-section{padding:5.5rem 0;background:var(--navy)}
.how-step{border-radius:2px;border:1px solid #486079;background:rgba(255,255,255,.025);padding:30px;min-height:285px}
.how-step:hover{background:#16314b}.step-no{color:#96aaff;font-size:.9rem}.step-dot{background:var(--gold)}
.how-step h4{font-size:1.35rem}.how-step p{color:#c4d1df;font-size:.88rem}
.participate-section{padding:5.5rem 0;background:#f2f5f8!important}
.part-card{border-radius:3px;box-shadow:none;border:1px solid #dce4eb;padding:26px;min-height:295px;background:#fff}
.part-card-icon{border-radius:2px;background:#eef1ff;color:var(--blue)}
.part-card h4{font-size:1.2rem}.part-card p{color:#586a7c}
.cta-band{background:var(--blue);padding:4.5rem 0}.cta-band h2{font-size:clamp(2rem,3.2vw,3.35rem);max-width:700px}.cta-band p{color:#e0e6ff}
.cta-band .btn-gold{background:#fff;color:var(--blue)!important}

/* Public inner pages retain their PHP routes, forms, queries and downloads. */
.page-hero{background:var(--navy);padding:4rem 0 4.25rem}
.page-hero::after{background:linear-gradient(110deg,transparent 55%,rgba(50,68,185,.28))}
.page-hero h1{font-size:clamp(2.7rem,4.5vw,4.9rem);font-weight:800;letter-spacing:-.06em;max-width:850px}
.page-hero .lead{font-size:1.04rem;color:#cbd8e6;max-width:700px}
.page-hero .eyebrow{color:#aabbff}.breadcrumb-item a{color:#c0cbda}.breadcrumb-item.active{color:#abbaca}
.filter-bar{background:#f0f4f8;border:1px solid #dce4eb;border-radius:3px;padding:20px}
.form-card{border-radius:3px;box-shadow:none;border:1px solid #d7e1ea;padding:clamp(22px,3vw,42px)}
.aer-form .form-control,.aer-form .form-select,.filter-bar .form-control,.filter-bar .form-select{border-radius:3px;border:1px solid #aebdcb;font-size:.9rem;min-height:46px}
.aer-form label,.filter-bar label{font-size:.85rem;color:var(--navy);font-weight:700}
.detail-meta-bar,.download-box{border-radius:3px}
.article-body{font-size:1.04rem;color:#24394d;line-height:1.85}
.article-body h2{font-size:1.7rem}.article-body h3{font-size:1.3rem}
.key-messages li{border-radius:2px;background:#f0f4f8;color:#2d4256}
.tag{border-radius:2px}
.page-link{border-radius:0!important}

/* Global footer and assistant */
.aer-footer{background:#061729;padding:4.5rem 0 0}
.footer-brand img{height:35px}.footer-tagline{color:#b1c1cf;font-size:.86rem;max-width:390px}
.footer-email a,.footer-links a{color:#b4c3d0}.footer-heading{color:#fff;letter-spacing:.11em}
.footer-bottom{border-color:#344758}.footer-bottom p,.footer-bottom a{color:#a9bac8}
#aerChatBtn{background:var(--blue)!important;border-radius:3px!important;box-shadow:0 12px 24px rgba(8,27,51,.25)!important}
#aerChatPanel{border-radius:3px!important}
#aerChatHead{background:var(--navy)!important}
#aerChatSend{background:var(--blue)!important}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #7d8bf1!important;outline-offset:2px}

@media(max-width:1199px){.hero-v2-grid{grid-template-columns:54% 46%}.hero-v2-title{font-size:clamp(2.8rem,4.5vw,4.6rem)}.hero-v2-text{padding-left:35px}}
@media(max-width:991px){.aer-navbar .navbar-collapse{padding:16px 0;border-top:1px solid #e6edf2;margin-top:12px}.aer-navbar .nav-link.active{box-shadow:none}.hero-v2-grid{grid-template-columns:1fr}.hero-v2-text{padding:70px 5vw}.hero-v2-photo{min-height:370px}.hero-v2-photo-frame{position:absolute;min-height:0}.hero-v2-title{font-size:clamp(3.3rem,7vw,5.4rem)}.hero-v2-inner{max-width:780px}.theme-strip-inner{padding-left:5vw}}
@media(max-width:767px){.aer-utility>div>div a:first-child{display:none}.section-pad,.themes-section,.participate-section,.how-section,.about-strip{padding:4rem 0}.hero-v2-text{padding:55px 20px}.hero-v2-title{font-size:clamp(2.8rem,10vw,4.3rem)}.hero-v2-photo{min-height:300px}.hero-v2-stats{gap:12px}.hero-v2-stats .stat{min-width:0}.hero-v2-stats .stat strong{font-size:1.25rem}.hero-v2-stats .stat span{font-size:.63rem}.stat-divider{height:32px}.section-heading h2{font-size:clamp(2rem,7vw,3rem)}.page-hero{padding:3rem 0}.page-hero h1{font-size:clamp(2.4rem,9vw,3.8rem)}.insight-card{min-height:0}.footer-bottom{flex-direction:column}#aerChat{right:12px!important;bottom:12px!important}#aerChatPanel{width:min(340px,calc(100vw - 24px))!important}}
@media(max-width:420px){.aer-utility span{font-size:.56rem}.aer-utility a{font-size:.65rem}.navbar-brand img{height:31px}.hero-v2-cta{align-items:stretch}.hero-v2-cta .btn{width:100%}.hero-v2-stats{justify-content:space-between}.stat-divider{display:none}.hero-v2-photo-caption{left:18px;right:18px;bottom:18px}.part-card,.theme-tile{min-height:0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}.theme-strip-inner{animation:none!important}.btn{transition:none}}