/* ===== ROOT VARIABLES ===== */
:root{
  --green:#2D6A4F;--green2:#40916C;--lime:#74C69D;--sage:#B7E4C7;
  --earth:#C5703A;--sand:#F4E9D8;--cream:#FDFAF5;
  --ink:#0D1B0F;--text:#1C2B1E;--muted:#6B8C72;--white:#FFFFFF;
  --radius:20px;
  --safe-top:env(safe-area-inset-top,0px);
  --safe-bot:env(safe-area-inset-bottom,0px);
  --ripple-color:rgba(255,255,255,0.35);
}

/* ===== RESET ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px;-webkit-text-size-adjust:100%}
body{font-family:'Plus Jakarta Sans',sans-serif;background:var(--cream);color:var(--text);overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
button{font-family:'Plus Jakarta Sans',sans-serif}

/* ===== RIPPLE EFFECT ===== */
.ripple-host{position:relative;overflow:hidden;-webkit-tap-highlight-color:transparent}
.ripple-circle{position:absolute;border-radius:50%;background:var(--ripple-color);transform:scale(0);animation:rippleAnim 0.6s linear;pointer-events:none}
@keyframes rippleAnim{to{transform:scale(4);opacity:0}}
.btn-press{transition:transform 0.12s ease,box-shadow 0.12s ease}
.btn-press:active{transform:scale(0.95) !important}

/* ===== NAV ===== */
.nav-wrap{position:fixed;top:max(1.2rem,calc(var(--safe-top) + 1rem));left:50%;transform:translateX(-50%);z-index:999;width:calc(100% - 1.6rem);max-width:1100px;transition:top 0.3s}
nav{display:flex;align-items:center;justify-content:space-between;padding:0.65rem 1rem 0.65rem 0.9rem;background:rgba(13,27,15,0.92);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border-radius:60px;border:1px solid rgba(116,198,157,0.18);box-shadow:0 8px 40px rgba(0,0,0,0.3);animation:navIn 0.8s ease both;transition:background 0.3s,box-shadow 0.3s}
nav.scrolled{background:rgba(13,27,15,0.98);box-shadow:0 12px 50px rgba(0,0,0,0.45)}
@keyframes navIn{from{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:none}}
.nav-logo img{height:48px;width:auto;object-fit:contain;filter:drop-shadow(0 2px 8px rgba(0,0,0,0.4));transition:transform 0.3s cubic-bezier(0.34,1.56,0.64,1)}
.nav-logo:hover img{transform:scale(1.08)}
.nav-links{display:flex;gap:0.1rem;list-style:none}
.nav-links a{color:rgba(255,255,255,0.76);font-size:0.82rem;font-weight:600;padding:0.48rem 0.85rem;border-radius:40px;transition:all 0.25s;white-space:nowrap;position:relative}
.nav-links a::before{content:'';position:absolute;bottom:6px;left:50%;transform:translateX(-50%) scaleX(0);width:16px;height:2px;background:var(--lime);border-radius:2px;transition:transform 0.25s cubic-bezier(0.34,1.56,0.64,1)}
.nav-links a:hover::before,.nav-links a.active::before{transform:translateX(-50%) scaleX(1)}
.nav-links a:hover,.nav-links a.active{background:rgba(116,198,157,0.15);color:var(--lime)}
.nav-actions{display:flex;gap:0.45rem;align-items:center}
.nav-btn{padding:0.52rem 1.1rem;border-radius:40px;font-size:0.8rem;font-weight:700;cursor:pointer;transition:all 0.2s;border:none;white-space:nowrap;position:relative;overflow:hidden}
.nav-btn.ghost{background:transparent;color:rgba(255,255,255,0.75);border:1px solid rgba(255,255,255,0.22)}
.nav-btn.ghost:hover{background:rgba(255,255,255,0.12);color:white;border-color:rgba(255,255,255,0.4)}
.nav-btn.solid{background:var(--earth);color:white;box-shadow:0 4px 16px rgba(197,112,58,0.3)}
.nav-btn.solid:hover{background:#b85f2e;transform:scale(1.05);box-shadow:0 6px 22px rgba(197,112,58,0.5)}
.nav-btn.solid:active{transform:scale(0.97)}
.hamburger{display:none;background:none;border:none;cursor:pointer;color:white;font-size:1.2rem;padding:0.4rem 0.5rem;border-radius:12px;transition:background 0.2s,transform 0.2s;line-height:1;-webkit-tap-highlight-color:transparent}
.hamburger:hover{background:rgba(255,255,255,0.1)}
.hamburger:active{transform:scale(0.9)}

/* ===== MOBILE MENU ===== */
.mobile-menu{display:none;position:fixed;inset:0;z-index:1001;background:rgba(9,20,11,0.97);flex-direction:column;align-items:center;justify-content:center;gap:0.3rem;padding-bottom:var(--safe-bot);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}
.mobile-menu.open{display:flex;animation:mobileIn 0.3s ease both}
@keyframes mobileIn{from{opacity:0;transform:scale(0.97)}to{opacity:1;transform:scale(1)}}
.mobile-menu a{color:rgba(255,255,255,0.82);font-size:1.45rem;font-weight:700;padding:0.7rem 2.5rem;border-radius:16px;width:100%;max-width:300px;text-align:center;transition:all 0.2s;position:relative;overflow:hidden}
.mobile-menu a:hover,.mobile-menu a:active{color:var(--lime);background:rgba(116,198,157,0.1)}
.mobile-donate-btn{margin-top:1.2rem;background:var(--earth) !important;color:white !important;border-radius:40px !important;font-size:1.1rem !important;box-shadow:0 6px 24px rgba(197,112,58,0.35) !important}
.mobile-close{position:absolute;top:max(1.4rem,calc(var(--safe-top) + 0.9rem));right:1.4rem;background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.14);border-radius:50%;width:44px;height:44px;color:white;font-size:1.05rem;cursor:pointer;display:flex;align-items:center;justify-content:center;-webkit-tap-highlight-color:transparent;transition:background 0.2s,transform 0.2s,rotate 0.3s}
.mobile-close:hover{background:rgba(255,255,255,0.15);rotate:90deg}
.mobile-menu.open a:nth-child(1){animation:menuItem 0.3s 0.05s ease both}
.mobile-menu.open a:nth-child(2){animation:menuItem 0.3s 0.1s ease both}
.mobile-menu.open a:nth-child(3){animation:menuItem 0.3s 0.15s ease both}
.mobile-menu.open a:nth-child(4){animation:menuItem 0.3s 0.2s ease both}
.mobile-menu.open a:nth-child(5){animation:menuItem 0.3s 0.25s ease both}
.mobile-menu.open a:nth-child(6){animation:menuItem 0.3s 0.3s ease both}
@keyframes menuItem{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}

/* ===== FOOTER ===== */
.footer-wrap{padding:1rem 5vw max(1.5rem,var(--safe-bot))}
footer{background:var(--ink);border-radius:24px;padding:3rem;display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:2.5rem}
.footer-brand img{height:48px;margin-bottom:1.1rem;object-fit:contain}
.footer-brand p{color:rgba(255,255,255,0.45);font-size:0.83rem;line-height:1.7;max-width:270px}
.footer-socials{display:flex;gap:0.6rem;margin-top:1.1rem}
.footer-socials a{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.1);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,0.6);font-size:0.85rem;transition:all 0.2s}
.footer-socials a:hover{background:var(--lime);color:var(--ink);transform:translateY(-3px)}
.footer-col h5{color:var(--lime);font-size:0.7rem;font-weight:800;letter-spacing:1.5px;text-transform:uppercase;margin-bottom:1rem}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:0.55rem}
.footer-col ul li a{color:rgba(255,255,255,0.5);font-size:0.83rem;transition:color 0.2s,padding-left 0.2s}
.footer-col ul li a:hover{color:var(--lime);padding-left:4px}
.contact-item{display:flex;align-items:flex-start;gap:0.7rem;color:rgba(255,255,255,0.5);font-size:0.83rem;line-height:1.5;margin-bottom:0.7rem;transition:color 0.2s}
.contact-item:hover{color:rgba(255,255,255,0.75)}
.contact-item i{color:var(--lime);margin-top:2px;flex-shrink:0}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.07);margin-top:2rem;padding-top:1.3rem;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:0.8rem;grid-column:1/-1}
.footer-bottom p{color:rgba(255,255,255,0.26);font-size:0.74rem}

/* ===== BACK TO TOP ===== */
.back-top{position:fixed;bottom:max(1.8rem,calc(var(--safe-bot) + 1.2rem));right:1.5rem;z-index:990;width:46px;height:46px;border-radius:50%;background:var(--green);color:white;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:0.9rem;box-shadow:0 6px 20px rgba(45,106,79,0.4);opacity:0;transform:translateY(20px);transition:opacity 0.3s,transform 0.3s,background 0.2s;pointer-events:none;-webkit-tap-highlight-color:transparent}
.back-top.show{opacity:1;transform:none;pointer-events:auto}
.back-top:hover{background:var(--green2);transform:scale(1.1)}
.back-top:active{transform:scale(0.92)}

/* ===== REVEAL ===== */
.reveal{opacity:0;transform:translateY(34px);transition:opacity 0.7s ease,transform 0.7s ease}
.reveal.visible{opacity:1;transform:none}
.reveal-stagger>*{opacity:0;transform:translateY(28px);transition:opacity 0.55s ease,transform 0.55s ease}
.reveal-stagger.visible>*:nth-child(1){opacity:1;transform:none;transition-delay:0s}
.reveal-stagger.visible>*:nth-child(2){opacity:1;transform:none;transition-delay:0.09s}
.reveal-stagger.visible>*:nth-child(3){opacity:1;transform:none;transition-delay:0.17s}
.reveal-stagger.visible>*:nth-child(4){opacity:1;transform:none;transition-delay:0.25s}

/* ===== TOAST ===== */
.toast{position:fixed;bottom:max(2rem,calc(var(--safe-bot) + 1.5rem));left:50%;transform:translateX(-50%) translateY(80px);z-index:9998;background:var(--ink);color:white;padding:0.75rem 1.4rem;border-radius:40px;font-size:0.82rem;font-weight:600;border:1px solid rgba(116,198,157,0.25);box-shadow:0 12px 40px rgba(0,0,0,0.35);opacity:0;transition:opacity 0.3s,transform 0.4s cubic-bezier(0.34,1.56,0.64,1);pointer-events:none;white-space:nowrap;display:flex;align-items:center;gap:0.5rem}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast i{color:var(--lime)}

/* ===== RESPONSIVE ===== */
@media(max-width:960px){
  .nav-links,.nav-actions .nav-btn.ghost{display:none}
  .hamburger{display:flex;align-items:center;justify-content:center}
  footer{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1/-1}
}
@media(max-width:640px){
  .nav-wrap{top:max(0.8rem,calc(var(--safe-top) + 0.5rem));width:calc(100% - 1.1rem)}
  nav{padding:0.55rem 0.8rem 0.55rem 0.75rem}
  .nav-logo img{height:42px}
  .back-top{bottom:max(1.2rem,calc(var(--safe-bot) + 0.8rem));right:1.1rem;width:42px;height:42px}
}
@media(max-width:480px){
  footer{grid-template-columns:1fr;padding:2rem 1.6rem;border-radius:20px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}