/* ============ YOUTH STEM - shared theme ============ */
/* China-Bangladesh cultural palette:
   China red #E60012 / gold #FFC400, Bangladesh green #006A4E / red sun #F42A41 */
:root{
  --blue:#3e5dda;
  --blue-dark:#2f3c7f;
  --green:#00c04d;
  --teal:#22cae8;
  --teal-deep:#00b6c1;
  --purple:#831355;
  --dark:#1e2c3c;
  --gray:#6c7889;
  --gray-bg:#f1f2f6;
  --gray-border:#c9cad3;
  --white:#fff;
  --red:#b5182f;
  /* cultural accents */
  --cn-red:#E60012;
  --cn-red-soft:#F42A41;
  --cn-gold:#FFC400;
  --bd-green:#006A4E;
  --bd-green-soft:#00A37C;
  --bd-sun:#F42A41;
  --grad-cn-bd:linear-gradient(100deg,#E60012 0%,#F42A41 45%,#006A4E 60%,#00A37C 100%);
  --grad-banner:linear-gradient(115deg,#2f4db8 0%,#3e5dda 42%,#b5182f 78%,#E60012 100%);
  --grad-heading:linear-gradient(110deg,#831355 0%,#b5182f 45%,#E60012 100%);
  --grad-stats:linear-gradient(90deg,#2f3c7f 0%,#4a5bb8 35%,#006A4E 70%,#00A37C 100%);
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%}
body{font-family:'Raleway','Helvetica Neue',Arial,sans-serif;color:var(--dark);background:var(--white);font-size:16px;line-height:1.6}
a{text-decoration:none;color:inherit}
ul{list-style:none}
img{max-width:100%}
button{font-family:inherit;cursor:pointer}
.container{max-width:1200px;margin:0 auto;width:95%}
.hidden{display:none !important}

/* ---------- Header ---------- */
.header-bar{position:sticky;top:0;display:flex;align-items:center;background:#fff;z-index:100;box-shadow:1px 1px 4px 0 rgba(0,0,0,.2)}
.header-bar .header-container{display:flex;align-items:center;justify-content:space-between;width:100%;max-width:1200px;margin:0 auto;position:relative;padding:.5rem 0}
.header-bar .logo{height:2.6rem;display:flex;align-items:center}
.header-buttons{display:flex;align-items:center;gap:1rem}
.nav-links{display:flex;flex-direction:row;gap:1.6rem}
.nav-link{color:var(--gray);padding:.8em 0;border-bottom:.25rem solid transparent;font-weight:600}
.nav-link:hover{color:var(--gray)}
.nav-link.active{border-bottom-color:var(--cn-red);color:var(--cn-red)}
.btn{border:none;border-radius:4px;padding:.55rem 1.3rem;font-weight:600;font-size:.9rem;display:inline-flex;align-items:center;gap:.4rem;transition:all .2s}
.btn-primary{background:linear-gradient(90deg,#3e5dda,#4a5bb8);color:#fff}
.btn-primary:hover{background:#2f4db8}
.btn-green{background:var(--green);color:#fff}
.btn-green:hover{background:#00a843}
.btn-outline{background:#fff;color:var(--dark);border:1px solid var(--gray-border)}
.btn-outline:hover{border-color:var(--gray)}
.btn-sm{padding:.35rem .8rem;font-size:.8rem}
.lang-toggle{display:flex;border:1px solid var(--gray-border);border-radius:4px;overflow:hidden}
.lang-toggle button{background:#fff;border:none;padding:.3rem .7rem;font-size:.8rem;font-weight:700;color:var(--gray);cursor:pointer}
.lang-toggle button.active{background:var(--blue);color:#fff}
.mobile-menu-icon{display:none;cursor:pointer;color:var(--gray)}
@media only screen and (max-width:1000px){
  .header-bar{padding:0 1rem}
  .mobile-menu-icon{display:block}
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;gap:0;box-shadow:0 4px 10px rgba(0,0,0,.15);padding:.5rem 1.5rem}
  .nav-links.open{display:flex}
  .nav-link{padding:.7em 0;border-bottom:1px solid #eee}
}

/* ---------- Footer ---------- */
.footer-container{background:var(--gray);color:#c9cad3;margin-top:3rem}
.footer-content-container{max-width:1200px;margin:auto;padding:1.2rem 0;width:95%;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}
.footer-links{display:flex;gap:1.6rem}
.footer-links a:hover{color:#fff}
.footer-copyright{font-size:.85rem}
@media only screen and (max-width:768px){.footer-content-container{flex-direction:column;align-items:flex-start}}

/* ---------- Banner (home) ---------- */
.banner.home{background:var(--grad-banner);display:flex;min-height:420px;position:relative;overflow:hidden}
.banner.home .left,.banner.home .right{width:50%;box-sizing:border-box}
.banner.home .left{display:flex;align-items:center;padding:3rem 0}
.banner.home .left .content{max-width:600px;margin-left:auto;padding-right:6rem}
.banner.home .left .content h1{padding:.5em 0 .4em;font-weight:500;font-size:2.4rem;color:#fff}
.banner.home .left .content p{font-size:1.2rem;font-weight:300;line-height:2rem;color:#fff;padding-bottom:1.5rem}
.banner.home .right{background-image:url(../images/banner-bg.jpg);background-repeat:no-repeat;background-position:center;background-size:cover}
.banner.home::before{content:'';position:absolute;width:340px;height:340px;border-radius:50%;background:radial-gradient(circle,rgba(244,42,65,.35) 0%,transparent 60%);top:-120px;right:18%;pointer-events:none}
.banner.home::after{content:'';position:absolute;width:420px;height:420px;border-radius:50%;border:2px dashed rgba(255,255,255,.18);top:-140px;left:-80px;pointer-events:none}
@media only screen and (max-width:768px){
  .banner.home{flex-direction:column-reverse}
  .banner.home .left,.banner.home .right{width:100%}
  .banner.home .right{height:220px}
  .banner.home .left .content{max-width:100%;padding:0 1.2rem}
  .banner.home .left .content h1{font-size:1.8rem}
}

/* ---------- Section headings ---------- */
.page-heading{background:var(--grad-heading);color:#fff}
.page-heading .container{padding:2.5rem 0}
.page-heading h1{font-weight:300;font-size:2.2rem}
.page-heading p{font-weight:300;opacity:.85;margin-top:.3rem}
.section-title{font-size:2rem;font-weight:300;margin-bottom:1rem}

/* ---------- Cards ---------- */
.card{background:#fff;border-radius:5px;box-shadow:0 1px 10px rgba(0,0,0,.12);padding:1.5rem;transition:box-shadow .3s}
.card.clickable:hover{box-shadow:0 8px 24px rgba(0,0,0,.2)}
.card h3{font-size:1.2rem;margin-bottom:.4rem}
.card .meta{color:var(--gray);font-size:.85rem;display:flex;gap:.6rem;flex-wrap:wrap}
.badge{display:inline-block;padding:.15rem .6rem;border-radius:3px;font-size:.75rem;font-weight:700;text-transform:uppercase}
.badge-open{background:#e6f9ee;color:#00a843}
.badge-closed{background:#fdeaea;color:var(--red)}
.badge-full{background:#fff3e0;color:#c47d00}
.badge-pending{background:#eef2ff;color:var(--blue)}
.badge-accepted{background:#e6f9ee;color:#00a843}
.badge-rejected{background:#fdeaea;color:var(--red)}

/* ---------- Home: mission & stats ---------- */
.mission{background:#fff;padding:4rem 0 2rem}
.mission-sub{color:var(--gray);max-width:760px;margin-bottom:2.5rem;font-size:1.05rem}
.mission-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.mission-card{background:var(--gray-bg);border-radius:8px;padding:2rem;border-top:4px solid var(--blue);transition:transform .25s}
.mission-card:nth-child(1){border-top-color:var(--cn-red)}
.mission-card:nth-child(2){border-top-color:var(--cn-gold)}
.mission-card:nth-child(3){border-top-color:var(--bd-green)}
.mission-card:hover{transform:translateY(-4px)}
.mission-icon{width:64px;height:64px;background:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-bottom:1rem;box-shadow:0 2px 8px rgba(0,0,0,.1)}
.mission-icon img{width:34px;height:34px}
.mission-card h3{font-size:1.15rem;margin-bottom:.5rem}
.mission-card p{color:var(--gray);font-size:.93rem}
.stats-strip{background:var(--grad-stats);color:#fff;padding:2.5rem 0;margin-top:2rem}
.stats-strip .container{display:flex;justify-content:space-around;flex-wrap:wrap;gap:1.5rem}
.stats-strip .stat{text-align:center}
.stats-strip .stat-num{font-size:2.4rem;font-weight:600;line-height:1.2}
.stats-strip .stat-label{opacity:.85;font-size:.9rem;text-transform:uppercase;letter-spacing:.05em}
@media only screen and (max-width:900px){
  .mission-grid{grid-template-columns:1fr}
  .stats-strip .container{flex-direction:column;align-items:center}
}

/* ---------- Home: call to action ---------- */
.call-to-action{background:var(--gray-bg)}
.call-to-action .inner{padding:4rem 0;display:flex;flex-direction:row;justify-content:space-between;gap:1.5rem}
.home-card{width:33%;box-sizing:border-box;background:#fff;border-radius:5px;padding:2rem;position:relative;box-shadow:0 1px 10px rgba(0,0,0,.16);display:flex;flex-direction:column}
.home-card img.role-icon{width:56px;margin-bottom:1rem}
.home-card h2{font-size:1.6rem;font-weight:600}
.home-card h3{color:var(--gray);font-size:.95rem;font-weight:600;text-transform:uppercase;margin:.3rem 0 1rem}
.home-card ul{flex:1}
.home-card ul li{list-style:disc;margin-left:1.2rem;padding:.2rem 0;color:#3c434d}
.home-card .cta{margin-top:1.2rem;font-weight:700;text-transform:uppercase;color:var(--dark);font-size:.9rem;display:flex;align-items:center;gap:.4rem}
.home-card .cta span{transition:transform .2s}
.home-card:hover .cta span{transform:translateX(4px)}
@media only screen and (max-width:900px){
  .call-to-action .inner{flex-direction:column}
  .home-card{width:100%}
}

/* ---------- STEM challenge tracks (home) ---------- */
.stem-tracks{padding:3rem 0 1rem;background:#fff}
.track-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem;margin-top:1.8rem}
.track-card{background:var(--gray-bg);border-radius:10px;padding:1.4rem;display:flex;flex-direction:column;border-top:5px solid var(--track-color,var(--blue));transition:transform .25s,box-shadow .25s}
.track-card:hover{transform:translateY(-4px);box-shadow:0 8px 20px rgba(0,0,0,.12)}
.track-head{display:flex;gap:.8rem;align-items:center;margin-bottom:1rem}
.track-head img{width:42px;height:42px;flex-shrink:0}
.track-name{font-size:1.25rem;font-weight:800;color:var(--track-color,var(--blue));letter-spacing:.02em}
.track-desc{font-size:.8rem;color:var(--gray);margin-top:.15rem;line-height:1.35}
.track-challenges{flex:1;display:flex;flex-direction:column;gap:.55rem}
.track-challenge{background:#fff;border-radius:6px;padding:.65rem .8rem;cursor:pointer;transition:box-shadow .2s}
.track-challenge:hover{box-shadow:0 3px 10px rgba(0,0,0,.12)}
.tc-title{font-size:.88rem;font-weight:600;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tc-meta{font-size:.74rem;color:var(--gray);margin-top:.2rem}
.track-more{display:inline-block;margin-top:1rem;font-weight:700;font-size:.85rem;color:var(--track-color,var(--blue))}
.track-more:hover{text-decoration:underline}
@media only screen and (max-width:1100px){.track-grid{grid-template-columns:repeat(2,1fr)}}
@media only screen and (max-width:640px){.track-grid{grid-template-columns:1fr}}

/* ---------- Pilot results ---------- */
.pilot-results{padding:3rem 0}
.pilot-results-wrapper{position:relative;min-height:520px}
.pilot-box{position:absolute;width:600px;box-sizing:border-box}
.pilot-1{background:var(--green);color:#fff;left:3rem;top:3rem;padding:5rem;position:relative}
.pilot-1 p{font-size:1.5rem;line-height:2.2rem}
.pilot-1 .quote-1{position:absolute;top:2.5rem;left:2.5rem}
.pilot-1 .quote-2{position:absolute;bottom:2.5rem;right:2.5rem;transform:rotate(180deg)}
.pilot-2{background:var(--blue-dark);color:#fff;right:0;top:0;z-index:-1}
.pilot-2 p{width:80%;font-size:1.4rem;padding:2rem 2rem 3rem 6rem}
.pilot-2 p img{display:block;width:75%}
.pilot-3{background:var(--teal);color:#fff;left:12rem;top:9rem;height:300px;z-index:-2;padding:4rem 0 0 3rem}
.pilot-3 img{width:72%}
.pilot-3 p{font-size:1.3rem;width:50%;left:10rem;position:relative;bottom:5rem}
@media only screen and (max-width:1300px){
  .pilot-box{width:70%}
}
@media only screen and (max-width:900px){
  .pilot-results-wrapper{display:flex;flex-direction:column;align-items:center;gap:1rem;min-height:auto}
  .pilot-box{position:relative;left:initial !important;top:initial !important;width:100%}
  .pilot-3{height:auto;padding:2rem}
  .pilot-3 p{position:relative;left:initial;bottom:initial;width:100%}
}

/* ---------- Areas of impact ---------- */
.areas-of-impact-heading{background:var(--grad-heading)}
.areas-of-impact-heading h1{color:#fff;font-weight:300;font-size:2.6rem;padding:3.5rem 0 7rem 0}
.areas-of-impact{background:var(--gray-bg);padding-bottom:2rem}
.areas-of-impact .inner{background:#fff;padding:3rem;position:relative;top:-4rem}
.areas-of-impact .inner > p{padding-bottom:2rem}
.areas-of-impact .card-container{display:flex;flex-wrap:wrap;justify-content:space-between}
.area-card{width:19%;min-width:150px;text-align:center;margin-bottom:2rem;cursor:pointer}
.area-card .image{display:flex;background:var(--teal-deep);height:138px}
.area-card .image img{margin:auto;width:72px;height:72px}
.area-card .label{display:flex;flex-direction:column;justify-content:center;background:#f6f6f6;text-transform:uppercase;height:88px;font-size:.8rem;font-weight:600;color:#3c434d}
@media only screen and (max-width:1000px){
  .areas-of-impact .card-container{justify-content:center}
  .area-card{width:30%;margin:1rem 1.5%}
}
@media only screen and (max-width:768px){
  .area-card{width:45%}
  .areas-of-impact .inner{padding:1.5rem}
}

/* ---------- Grids & lists ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:1.2rem}
@media only screen and (max-width:1000px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}
@media only screen and (max-width:640px){.grid-3,.grid-4,.grid-2{grid-template-columns:1fr}}
.list-row{background:#fff;border-radius:5px;box-shadow:0 1px 6px rgba(0,0,0,.08);padding:1.2rem 1.5rem;margin-bottom:1rem;display:flex;justify-content:space-between;align-items:center;gap:1rem;cursor:pointer;transition:box-shadow .25s}
.list-row:hover{box-shadow:0 4px 14px rgba(0,0,0,.16)}
.list-row .row-main{flex:1}
.list-row .row-title{font-weight:700;font-size:1.05rem}
.list-row .row-sub{color:var(--gray);font-size:.85rem;margin-top:.2rem}

/* ---------- Filters ---------- */
.filters{display:flex;gap:1rem;align-items:center;flex-wrap:wrap;margin:1.5rem 0}
.filters select,.filters input{padding:.5rem .8rem;border:1px solid var(--gray-border);border-radius:4px;font-family:inherit;font-size:.9rem;background:#fff}

/* ---------- Forms ---------- */
.form-card{background:#fff;border-radius:6px;box-shadow:0 1px 10px rgba(0,0,0,.1);padding:2.2rem;max-width:560px;margin:3rem auto}
.form-card.wide{max-width:760px}
.form-card h2{margin-bottom:1.4rem;font-weight:600}
.form-group{margin-bottom:1.2rem}
.form-group label{display:block;font-size:.85rem;font-weight:700;margin-bottom:.35rem;text-transform:uppercase;color:var(--gray)}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:.65rem .8rem;border:1px solid var(--gray-border);border-radius:4px;font-family:inherit;font-size:.95rem}
.form-group textarea{min-height:100px;resize:vertical}
.form-group .hint{font-size:.78rem;color:var(--gray);margin-top:.3rem}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
@media only screen and (max-width:640px){.form-row{grid-template-columns:1fr}}
.error-msg{background:#fdeaea;color:var(--red);padding:.7rem 1rem;border-radius:4px;margin-bottom:1rem;font-size:.9rem}
.success-msg{background:#e6f9ee;color:#00a843;padding:.7rem 1rem;border-radius:4px;margin-bottom:1rem;font-size:.9rem}

/* ---------- Profile ---------- */
.profile-header{display:flex;gap:1.5rem;align-items:center;background:#fff;border-radius:6px;box-shadow:0 1px 10px rgba(0,0,0,.1);padding:2rem;margin:2rem 0}
.avatar-circle{width:88px;height:88px;border-radius:50%;background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:600;flex-shrink:0}
.avatar-sm{width:40px;height:40px;border-radius:50%;background:var(--blue);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:1rem;font-weight:600;flex-shrink:0}
.role-tag{display:inline-block;background:var(--gray-bg);border-radius:3px;padding:.15rem .6rem;font-size:.75rem;font-weight:700;text-transform:uppercase;color:var(--gray)}

/* ---------- Messages ---------- */
.messages-layout{display:grid;grid-template-columns:320px 1fr;gap:0;min-height:60vh;background:#fff;border-radius:6px;box-shadow:0 1px 10px rgba(0,0,0,.1);margin:2rem 0;overflow:hidden}
.conv-list{border-right:1px solid var(--gray-border);overflow-y:auto;max-height:65vh}
.conv-item{padding:1rem 1.2rem;cursor:pointer;border-bottom:1px solid #eee;display:flex;gap:.8rem;align-items:center}
.conv-item:hover{background:var(--gray-bg)}
.conv-item.active{background:#eef2ff}
.conv-item .conv-name{font-weight:600;font-size:.95rem}
.conv-item .conv-preview{color:var(--gray);font-size:.8rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:200px}
.conv-item .unread-dot{width:10px;height:10px;border-radius:50%;background:var(--blue);margin-left:auto;flex-shrink:0}
.thread{display:flex;flex-direction:column;max-height:65vh}
.thread-header{padding:1rem 1.5rem;border-bottom:1px solid var(--gray-border);font-weight:700}
.thread-body{flex:1;overflow-y:auto;padding:1.5rem;display:flex;flex-direction:column;gap:.8rem;background:var(--gray-bg)}
.msg-bubble{max-width:70%;padding:.7rem 1rem;border-radius:12px;font-size:.92rem;white-space:pre-wrap}
.msg-mine{background:var(--blue);color:#fff;align-self:flex-end;border-bottom-right-radius:3px}
.msg-other{background:#fff;align-self:flex-start;border-bottom-left-radius:3px;box-shadow:0 1px 3px rgba(0,0,0,.1)}
.msg-time{font-size:.7rem;opacity:.7;margin-top:.2rem}
.thread-input{display:flex;gap:.6rem;padding:1rem 1.5rem;border-top:1px solid var(--gray-border)}
.thread-input input{flex:1;padding:.7rem 1rem;border:1px solid var(--gray-border);border-radius:20px;font-family:inherit}
@media only screen and (max-width:900px){.messages-layout{grid-template-columns:1fr}.conv-list{max-height:30vh}}

/* ---------- Detail pages ---------- */
.detail-header{background:#fff;border-radius:6px;box-shadow:0 1px 10px rgba(0,0,0,.1);padding:2rem;margin:2rem 0}
.detail-header h1{font-size:1.8rem;font-weight:600;margin:.5rem 0}
.detail-body{background:#fff;border-radius:6px;box-shadow:0 1px 10px rgba(0,0,0,.1);padding:2rem;margin-bottom:2rem}
.detail-body h3{font-size:1.2rem;margin-bottom:.8rem}
.detail-body p{color:#3c434d;white-space:pre-wrap}
.org-strip{display:flex;align-items:center;gap:1rem;background:var(--gray-bg);border-radius:6px;padding:1.2rem 1.5rem;margin:1.5rem 0}

/* ---------- Spinner ---------- */
.spinner-container{display:flex;justify-content:center;padding:4rem}
.spinner{width:40px;height:40px;border:4px solid var(--gray-border);border-top-color:var(--blue);border-radius:50%;animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- Misc ---------- */
.empty-state{text-align:center;color:var(--gray);padding:3rem 1rem}
.empty-state .empty-icon{font-size:3rem;margin-bottom:.5rem}
.login-teaser{display:flex;align-items:center;gap:1.2rem;background:linear-gradient(100deg,#eef2ff,#f6f9ff);border:1px solid #d5ddf5;border-radius:10px;padding:1.4rem 1.6rem;margin-top:1.6rem;flex-wrap:wrap}
.login-teaser .lt-icon{font-size:2rem;flex-shrink:0}
.login-teaser .lt-title{font-weight:700;font-size:1.02rem}
.login-teaser .lt-sub{color:var(--gray);font-size:.88rem;margin-top:.2rem;max-width:420px}
.login-teaser a{margin-left:.2rem}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:2rem}
@media only screen and (max-width:900px){.two-col{grid-template-columns:1fr}}
.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-3{margin-top:1.5rem}.mt-4{margin-top:2rem}
.mb-2{margin-bottom:1rem}.mb-3{margin-bottom:1.5rem}
.text-muted{color:var(--gray)}
.flex-between{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}
.avatar-selector{display:flex;flex-wrap:wrap;gap:.6rem}
.avatar-selector .avatar-opt{width:52px;height:52px;border:2px solid transparent;border-radius:8px;padding:4px;cursor:pointer;background:var(--gray-bg)}
.avatar-selector .avatar-opt img{width:100%;height:100%;object-fit:contain}
.avatar-selector .avatar-opt.selected{border-color:var(--blue);background:#eef2ff}
.chip{display:inline-block;background:var(--gray-bg);border-radius:12px;padding:.15rem .7rem;font-size:.78rem;color:var(--gray);margin-right:.4rem;margin-bottom:.3rem}

/* ---------- Legal pages ---------- */
.legal-page{padding:2.5rem 0 4rem;max-width:860px}
.legal-intro{font-size:1.05rem;color:var(--dark);background:var(--gray-bg);border-left:4px solid var(--cn-red);padding:1rem 1.2rem;border-radius:0 8px 8px 0;margin-bottom:2rem}
.legal-page h3{margin:1.6rem 0 .5rem;font-size:1.12rem;color:var(--blue-dark)}
.legal-page p{color:#3c434d;line-height:1.75}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem;margin-top:1.5rem}
.contact-card{background:var(--gray-bg);border-radius:10px;padding:1.4rem;border-top:4px solid var(--bd-green)}
.contact-card:nth-child(2){border-top-color:var(--cn-red)}
.contact-card:nth-child(3){border-top-color:var(--cn-gold)}
.contact-label{font-weight:700;font-size:1.05rem;margin-bottom:.4rem}
.contact-desc{font-size:.88rem;color:var(--gray);margin-bottom:.8rem}
.contact-mail a{color:var(--blue);font-weight:600;word-break:break-all}
.form-success{background:#e6f9ee;color:#00a843;padding:.8rem 1rem;border-radius:6px;margin-bottom:1rem;font-weight:600}
@media only screen and (max-width:900px){.contact-grid{grid-template-columns:1fr}}

/* ---------- Founder section ---------- */
.founder-section{padding:4rem 0;background:linear-gradient(180deg,#fbf9f6 0%,#fff 100%)}
.founder-section .section-tag{display:inline-block;background:var(--cn-gold);color:#1E2C3C;padding:.3rem .9rem;border-radius:20px;font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin-bottom:1rem}
.founder-section .section-title{font-size:2.4rem;color:var(--dark);font-weight:800;margin-bottom:.6rem}
.founder-section .section-sub{color:var(--gray);max-width:640px;margin-bottom:2.5rem;font-size:1.05rem}
.founder-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:2rem;align-items:start}
.founder-photos{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;gap:.6rem;aspect-ratio:1/1}
.founder-photos img{width:100%;height:100%;object-fit:cover;border-radius:12px;box-shadow:0 8px 22px rgba(0,0,0,.15);display:block;transition:transform .25s}
.founder-photos img:hover{transform:scale(1.03)}
.founder-bio{background:#fff;border-radius:14px;padding:1.8rem;box-shadow:0 6px 18px rgba(0,0,0,.1)}
.founder-bio h3{font-size:1.5rem;color:var(--dark);margin-bottom:.3rem}
.founder-role{color:var(--cn-red);font-weight:700;font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;margin-bottom:1rem}
.founder-bio p{color:#3c434d;line-height:1.7;margin-bottom:.9rem}
.founder-credentials{list-style:none;margin-top:1rem;padding-top:1rem;border-top:1px solid #eee}
.founder-credentials li{padding:.35rem 0;font-size:.92rem;color:#3c434d;font-weight:500}
@media only screen and (max-width:900px){.founder-grid{grid-template-columns:1fr}.founder-photos{aspect-ratio:16/9}}

/* ---------- Bilateral (What We Are Doing) ---------- */
.bilateral-section{padding:4rem 0;background:linear-gradient(135deg,#0a1a3a 0%,#1a1454 100%);color:#fff;position:relative;overflow:hidden}
.bilateral-section::before{content:'';position:absolute;width:400px;height:400px;border-radius:50%;background:radial-gradient(circle,rgba(167,139,250,.25) 0%,transparent 70%);top:-100px;right:-100px;pointer-events:none}
.bilateral-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:3rem;align-items:center;position:relative;z-index:1}
.bilateral-photo{border-radius:14px;overflow:hidden;border:2px solid rgba(255,255,255,.15);box-shadow:0 20px 50px rgba(0,0,0,.4)}
.bilateral-photo img{width:100%;display:block}
.bilateral-text .section-tag{background:rgba(255,255,255,.15);color:#fff;border:1px solid rgba(255,255,255,.25)}
.bilateral-text .section-title{color:#fff;font-size:2.2rem;margin-bottom:1rem}
.bilateral-text p{color:rgba(255,255,255,.85);line-height:1.75;margin-bottom:1rem}
.wwd-stats{display:flex;gap:2rem;margin-top:1.5rem}
.wwd-stat{text-align:center}
.wwd-stat span:first-child{display:block;font-size:2.4rem;font-weight:800;background:linear-gradient(90deg,#22d3ee,#f472b6);-webkit-background-clip:text;background-clip:text;color:transparent}
.wwd-stat span:last-child{color:rgba(255,255,255,.7);font-size:.85rem;text-transform:uppercase;letter-spacing:.06em}
@media only screen and (max-width:900px){.bilateral-grid{grid-template-columns:1fr}.wwd-stats{gap:1.2rem}}

/* ---------- Programme section (4 blocks) ---------- */
.programme-section{padding:4rem 0;background:#fff}
.programme-section .section-head{text-align:center;margin-bottom:2.5rem}
.programme-section .section-tag{display:inline-block;background:var(--bd-green);color:#fff;padding:.3rem .9rem;border-radius:20px;font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin-bottom:1rem}
.programme-section .section-title{font-size:2.2rem;color:var(--dark);font-weight:800;margin-bottom:.6rem}
.programme-section .section-sub{color:var(--gray);max-width:640px;margin:0 auto}
.prog-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.8rem}
.prog-card{background:var(--gray-bg);border-radius:14px;overflow:hidden;display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s}
.prog-card:hover{transform:translateY(-4px);box-shadow:0 12px 30px rgba(0,0,0,.15)}
.prog-photo{aspect-ratio:16/9;overflow:hidden;position:relative}
.prog-photo img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s}
.prog-card:hover .prog-photo img{transform:scale(1.04)}
.prog-content{padding:1.5rem}
.prog-step{display:inline-block;font-size:.7rem;font-weight:700;color:#fff;background:var(--cn-red);padding:.2rem .6rem;border-radius:10px;letter-spacing:.08em;text-transform:uppercase;margin-bottom:.6rem}
.prog-friends .prog-step{background:var(--cn-red)}
.prog-projects .prog-step{background:var(--blue)}
.prog-edu .prog-step{background:var(--cn-gold);color:#1E2C3C}
.prog-help .prog-step{background:var(--bd-green)}
.prog-card h3{font-size:1.3rem;color:var(--dark);font-weight:800;margin-bottom:.6rem}
.prog-card p{color:#3c434d;line-height:1.7;font-size:.96rem}
@media only screen and (max-width:900px){.prog-grid{grid-template-columns:1fr}}

/* ---------- Closing section ---------- */
.closing-section{padding:4rem 0;background:linear-gradient(135deg,#E60012 0%,#b5182f 50%,#006A4E 100%);color:#fff;text-align:center;position:relative;overflow:hidden}
.closing-section::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 30% 50%,rgba(255,255,255,.1),transparent 50%);pointer-events:none}
.closing-inner{max-width:780px;margin:0 auto;position:relative;z-index:1}
.closing-section h2{font-size:2rem;font-weight:800;margin-bottom:1rem}
.closing-section p{font-size:1.15rem;line-height:1.8;color:rgba(255,255,255,.95)}