.site-header{position:fixed;top:0;left:0;right:0;z-index:80;padding:16px 0;transition:padding .28s var(--ease)}
.nav-shell{width:min(1180px,calc(100% - 36px));margin:auto;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:11px 13px 11px 18px;border-radius:999px;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.78);box-shadow:0 14px 44px rgba(5,43,81,.1);backdrop-filter:blur(18px);transition:all .28s var(--ease)}
.site-header.scrolled{padding:9px 0}.site-header.scrolled .nav-shell{background:rgba(255,255,255,.95);border-color:rgba(1,113,185,.12)}
.brand{display:flex;align-items:center;min-width:max-content}.brand img{width:122px;height:46px;object-fit:contain}
.nav-links{list-style:none;display:flex;align-items:center;gap:2px}.nav-links a{display:inline-flex;align-items:center;padding:10px 13px;border-radius:999px;color:var(--ink-soft);font-size:14px;font-weight:800}.nav-links a:hover,.nav-links a.active{background:rgba(1,113,185,.09);color:var(--blue)}
.nav-actions{display:flex;align-items:center;gap:9px}.menu-toggle{display:none;width:44px;height:44px;border-radius:50%;background:var(--blue-dark);color:#fff;align-items:center;justify-content:center;font-size:21px}.mobile-donate{display:none}
.mobile-menu{position:fixed;inset:0;background:var(--blue-deep);color:#fff;z-index:100;display:flex;flex-direction:column;padding:24px;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .28s var(--ease),visibility .28s var(--ease)}.mobile-menu.open{opacity:1;visibility:visible;pointer-events:auto}.mobile-menu-top{display:flex;align-items:center;justify-content:space-between}.mobile-menu-top img{width:120px;filter:brightness(0) invert(1)}.mobile-close{width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.12);color:#fff;font-size:24px}.mobile-menu ul{list-style:none;display:grid;gap:14px;margin:auto 0;text-align:center}.mobile-menu a{font-family:var(--font-heading);font-weight:800;font-size:clamp(29px,9vw,46px);letter-spacing:-.035em;color:#fff}.mobile-menu .mobile-menu-donate{font-size:18px;background:#fff;color:var(--blue-dark);display:inline-flex;justify-content:center;border-radius:999px;padding:14px 22px;width:min(300px,100%);margin:14px auto 0}
.site-footer{position:relative;overflow:hidden;background:var(--blue-deep);color:#fff;padding:68px 0 26px}.footer-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.55fr .8fr 1fr 1fr;gap:38px}.footer-brand img{width:138px;height:58px;object-fit:contain;background:rgba(255,255,255,.08);border-radius:17px;padding:6px}.footer-about{color:rgba(255,255,255,.75);max-width:380px;margin-top:14px}.site-footer h4{font-family:var(--font-heading);font-size:17px;margin-bottom:14px}.footer-links{list-style:none;display:grid;gap:8px}.footer-links a,.footer-links li{color:rgba(255,255,255,.74)}.footer-links a:hover{color:#fff}.footer-bottom{position:relative;z-index:1;border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:22px;display:flex;justify-content:space-between;gap:18px;color:rgba(255,255,255,.62);font-size:13px}
.modal{position:fixed;inset:0;z-index:160;background:rgba(2,13,24,.72);display:grid;place-items:center;padding:20px;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .25s var(--ease),visibility .25s var(--ease)}.modal.open{opacity:1;visibility:visible;pointer-events:auto}.modal-box{width:min(420px,100%);position:relative;background:#fff;border-radius:30px;padding:28px;box-shadow:var(--shadow-lg);text-align:center}.modal-close{position:absolute;right:15px;top:14px;width:37px;height:37px;border-radius:50%;background:var(--paper);color:var(--blue-dark);font-size:21px}.modal-box h3{font-family:var(--font-heading);font-size:26px;color:var(--blue-dark)}.modal-box p{color:var(--muted);margin:6px 0 16px}.qr-card{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:17px;margin:17px 0}.qr-card img{width:188px;margin:auto}.upi-id{display:block;font-weight:800;color:var(--blue-dark);word-break:break-all}.modal-note{font-size:12px;color:var(--muted);margin-top:11px}
@media(max-width:1050px){.nav-links{display:none}.menu-toggle{display:flex}.mobile-donate{display:inline-flex}.nav-actions .desktop-donate{display:none}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.site-header{padding:11px 0}.nav-shell{width:calc(100% - 24px);padding:9px 9px 9px 13px}.brand img{width:96px;height:37px}.mobile-donate{min-height:40px;padding:9px 13px;font-size:12px;width:auto}.menu-toggle{width:40px;height:40px}.footer-grid{grid-template-columns:1fr;gap:28px}.site-footer{padding:54px 0 22px}.footer-bottom{display:block}.footer-bottom p+p{margin-top:7px}.modal-box{padding:23px;border-radius:25px}.qr-card img{width:165px}}