:root{
  --teal:#0f766e; --teal-d:#0b5a54; --teal-l:#14b8a6;
  --gold:#f5b942; --gold-d:#e0a020;
  --ink:#16302e; --muted:#5b7270; --bg:#f6fbfa; --white:#fff;
  --r:22px; --shadow:0 18px 50px rgba(15,118,110,.14);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Vazirmatn',Tahoma,sans-serif;background:var(--bg);color:var(--ink);line-height:1.9;overflow-x:hidden}
a{color:inherit;text-decoration:none}
ul{list-style:none}
img{max-width:100%}
.container{width:min(1180px,92%);margin-inline:auto}
.center{text-align:center;margin-top:40px}

/* preloader */
.preloader{position:fixed;inset:0;background:var(--bg);display:grid;place-items:center;z-index:999;transition:opacity .6s,visibility .6s}
.preloader.hide{opacity:0;visibility:hidden}
.heart-loader{font-size:64px;animation:beat 1s infinite}
@keyframes beat{0%,100%{transform:scale(1)}50%{transform:scale(1.35)}}

/* header */
.site-header{position:fixed;top:0;inset-inline:0;z-index:100;padding:14px 0;transition:.35s}
.site-header.scrolled{background:rgba(255,255,255,.92);backdrop-filter:blur(12px);box-shadow:0 6px 30px rgba(0,0,0,.07);padding:8px 0}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{display:flex;align-items:center;gap:12px}
.logo-mark{font-size:34px;animation:float 4s ease-in-out infinite}
.logo-text{display:flex;flex-direction:column;line-height:1.3}
.logo-text b{font-size:22px;font-weight:800;color:var(--teal)}
.logo-text small{font-size:11.5px;color:var(--muted)}
.site-header:not(.scrolled) .logo-text b,.site-header:not(.scrolled) .logo-text small{color:#fff}
.main-nav{display:flex;align-items:center;gap:6px}
.main-nav a{padding:8px 16px;border-radius:30px;font-weight:500;transition:.25s}
.site-header:not(.scrolled) .main-nav a:not(.btn){color:#fff}
.main-nav a:not(.btn):hover,.main-nav a.active:not(.btn){background:rgba(245,185,66,.25);color:var(--gold-d)}
.burger{display:none;background:none;border:0;cursor:pointer;width:42px;height:42px;flex-direction:column;justify-content:center;gap:6px}
.burger span{display:block;height:3px;border-radius:3px;background:var(--gold);transition:.3s}
.burger.open span:nth-child(1){transform:translateY(9px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-9px) rotate(-45deg)}

/* buttons */
.btn{display:inline-block;border:0;cursor:pointer;font-family:inherit;font-weight:700;padding:11px 26px;border-radius:40px;transition:.3s;font-size:15px}
.btn-lg{padding:15px 36px;font-size:17px}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold-d));color:#3b2a00;box-shadow:0 10px 28px rgba(245,185,66,.45)}
.btn-gold:hover{transform:translateY(-3px);box-shadow:0 16px 36px rgba(245,185,66,.6)}
.btn-primary{background:linear-gradient(135deg,var(--teal),var(--teal-l));color:#fff;box-shadow:0 10px 28px rgba(15,118,110,.35)}
.btn-primary:hover{transform:translateY(-3px)}
.btn-ghost{border:2px solid rgba(255,255,255,.7);color:#fff}
.btn-ghost:hover{background:#fff;color:var(--teal)}
.pulse{animation:pulse 2.2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(245,185,66,.65)}70%{box-shadow:0 0 0 22px rgba(245,185,66,0)}100%{box-shadow:0 0 0 0 rgba(245,185,66,0)}}

/* hero */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;background:linear-gradient(135deg,#0b5a54,#0f766e 50%,#14b8a6);background-size:200% 200%;animation:gradMove 14s ease infinite;color:#fff;overflow:hidden;padding:120px 0 80px}
@keyframes gradMove{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
.hero-bg{position:absolute;inset:0;pointer-events:none}
.blob{position:absolute;border-radius:50%;filter:blur(60px);opacity:.45;animation:float 9s ease-in-out infinite}
.b1{width:360px;height:360px;background:#f5b942;top:-90px;left:-70px}
.b2{width:300px;height:300px;background:#5eead4;bottom:-80px;right:10%;animation-delay:-3s}
.b3{width:220px;height:220px;background:#fff;top:35%;left:40%;opacity:.12;animation-delay:-6s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-22px)}}
.floaters span{position:absolute;bottom:-40px;font-size:24px;opacity:.7;animation:rise linear infinite}
@keyframes rise{to{transform:translateY(-115vh) rotate(40deg);opacity:0}}
.hero-inner{position:relative;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:40px}
.badge{display:inline-block;background:rgba(245,185,66,.2);color:var(--gold-d);padding:4px 18px;border-radius:30px;font-weight:700;font-size:14px;margin-bottom:12px}
.hero .badge{background:rgba(255,255,255,.18);color:#fff}
.hero h1{font-size:clamp(38px,6vw,68px);line-height:1.35;font-weight:800;margin-bottom:18px}
.grad{background:linear-gradient(90deg,#ffe29a,#f5b942);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{font-size:18px;opacity:.95;max-width:520px;margin-bottom:32px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-art{display:grid;place-items:center}
.art-circle{position:relative;width:min(380px,80vw);aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.25),rgba(255,255,255,.04));border:2px dashed rgba(255,255,255,.4);display:grid;place-items:center;animation:spin 40s linear infinite}
.art-emoji{font-size:120px;animation:spin 40s linear infinite reverse,float 5s ease-in-out infinite}
.orbit{position:absolute;font-size:38px;background:#fff;width:70px;height:70px;border-radius:50%;display:grid;place-items:center;box-shadow:0 10px 30px rgba(0,0,0,.2);animation:spin 40s linear infinite reverse}
.o1{top:-20px;left:50%;margin-left:-35px}
.o2{bottom:-20px;left:50%;margin-left:-35px}
.o3{right:-20px;top:50%;margin-top:-35px}
.o4{left:-20px;top:50%;margin-top:-35px}
@keyframes spin{to{transform:rotate(360deg)}}

/* stats */
.stats{margin-top:-70px;position:relative;z-index:5}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-card{background:#fff;border-radius:var(--r);padding:30px 16px;text-align:center;box-shadow:var(--shadow);transition:.3s}
.stat-card:hover{transform:translateY(-8px)}
.stat-icon{font-size:40px}
.stat-num{font-size:38px;font-weight:800;color:var(--teal)}
.stat-label{color:var(--muted)}

/* sections */
.section{padding:100px 0}
.section.alt{background:#e9f6f4}
.section-head{text-align:center;max-width:640px;margin:0 auto 52px}
.section-head h2,.two-col h2{font-size:clamp(26px,4vw,38px);font-weight:800;margin-bottom:10px}
.section-head p{color:var(--muted)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.card{background:#fff;border-radius:var(--r);padding:34px 28px;box-shadow:var(--shadow);transition:.35s;position:relative;overflow:hidden}
.card::before{content:"";position:absolute;inset-inline:0;top:0;height:5px;background:linear-gradient(90deg,var(--teal),var(--gold));transform:scaleX(0);transition:.4s}
.card:hover{transform:translateY(-10px)}
.card:hover::before{transform:scaleX(1)}
.card-icon{font-size:46px;width:78px;height:78px;border-radius:50%;background:#e9f6f4;display:grid;place-items:center;margin-bottom:16px;transition:.4s}
.card:hover .card-icon{transform:rotate(-10deg) scale(1.12);background:#fff3d6}
.card h3{font-size:21px;margin-bottom:8px}
.card p{color:var(--muted);margin-bottom:18px}
.progress{height:10px;background:#e3efed;border-radius:10px;overflow:hidden}
.progress span{display:block;height:100%;width:0;border-radius:10px;background:linear-gradient(90deg,var(--teal-l),var(--gold));transition:width 1.6s ease}
.card.in .progress span{width:var(--w)}
.progress-meta{display:flex;justify-content:space-between;margin-top:10px;font-size:14px;color:var(--muted)}
.progress-meta a{color:var(--teal);font-weight:700}

/* cta */
.cta{background:linear-gradient(135deg,var(--teal-d),var(--teal));color:#fff;text-align:center;padding:90px 0;position:relative;overflow:hidden}
.cta::after{content:"💛";position:absolute;font-size:260px;opacity:.07;left:5%;top:-30px;animation:float 7s infinite}
.cta h2{font-size:clamp(28px,4vw,42px);margin-bottom:10px}
.cta p{margin-bottom:28px;opacity:.9}

/* inner pages */
.page-hero{background:linear-gradient(135deg,#0b5a54,#14b8a6);color:#fff;text-align:center;padding:160px 0 80px;position:relative;overflow:hidden}
.page-hero::after{content:"";position:absolute;inset:auto 0 -1px 0;height:50px;background:var(--bg);clip-path:ellipse(60% 100% at 50% 100%)}
.page-hero h1{font-size:clamp(32px,5vw,52px);font-weight:800}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.lead{font-size:19px;color:var(--teal);font-weight:500;margin:6px 0 12px}
.two-col p{color:var(--muted);margin-bottom:12px}
.about-visual{position:relative;height:340px}
.about-card{position:absolute;font-size:80px;background:#fff;box-shadow:var(--shadow);border-radius:30px;width:170px;height:170px;display:grid;place-items:center;animation:float 6s ease-in-out infinite}
.about-card{top:0;right:10%}
.about-card.c2{top:90px;right:48%;animation-delay:-2s;background:#fff3d6}
.about-card.c3{top:170px;right:2%;animation-delay:-4s;background:#e9f6f4}

/* donate */
.amounts{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:20px 0}
.amounts button{font-family:inherit;font-size:16px;font-weight:700;padding:14px;border-radius:16px;border:2px solid #cfe5e2;background:#fff;cursor:pointer;transition:.25s}
.amounts button:hover,.amounts button.on{background:var(--teal);color:#fff;border-color:var(--teal);transform:translateY(-3px)}
.note{font-size:14px}
.bank-box{background:#fff;border-radius:var(--r);padding:34px;box-shadow:var(--shadow)}
.bank-box h3{margin-bottom:18px;font-size:22px}
.bank-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:14px 0;border-bottom:1px dashed #cfe5e2}
.bank-row:last-child{border:0}
.bank-row span{color:var(--muted);min-width:90px}
.bank-row b{flex:1}
.copy{font-family:inherit;border:0;background:#fff3d6;color:#8a5a00;padding:6px 16px;border-radius:20px;cursor:pointer;font-weight:700;transition:.2s}
.copy:hover{background:var(--gold)}

/* contact */
.info-list li{display:flex;gap:14px;margin-bottom:18px;align-items:flex-start}
.info-list li>span{width:48px;height:48px;border-radius:50%;background:#e9f6f4;display:grid;place-items:center;font-size:22px;flex:none}
.info-list b{display:block}
.form{background:#fff;border-radius:var(--r);padding:34px;box-shadow:var(--shadow)}
.field{margin-bottom:18px}
.field label{display:block;font-weight:500;margin-bottom:6px}
.field input,.field textarea{width:100%;font-family:inherit;font-size:15px;padding:13px 16px;border:2px solid #d6e8e5;border-radius:14px;background:#fbfefd;transition:.25s}
.field input:focus,.field textarea:focus{outline:0;border-color:var(--teal-l);box-shadow:0 0 0 4px rgba(20,184,166,.15)}
.hp{position:absolute;left:-9999px;opacity:0;height:0}
.alert{padding:12px 16px;border-radius:12px;margin-bottom:18px;font-weight:500}
.alert.ok{background:#dcfce7;color:#166534}
.alert.err{background:#fee2e2;color:#991b1b}

/* footer */
.site-footer{background:var(--teal-d);color:#d7efec;margin-top:0;position:relative;padding-top:90px}
.footer-wave{position:absolute;top:-1px;inset-inline:0;height:70px;color:var(--bg)}
.footer-wave svg{width:100%;height:100%;display:block;transform:rotate(180deg)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.3fr 1fr;gap:34px;padding-bottom:40px}
.site-footer h4{color:#fff;margin-bottom:14px;font-size:18px}
.site-footer li{margin-bottom:8px}
.site-footer a:hover{color:var(--gold)}
.logo-light .logo-text b{color:#fff}.logo-light .logo-text small{color:#a9d8d3}
.footer-about{margin-top:14px;font-size:14.5px;opacity:.9}
.socials{display:flex;flex-direction:column;gap:8px}
.site-link{margin-top:14px;direction:ltr;text-align:right;color:var(--gold);font-weight:700}
.copyright{text-align:center;padding:18px;border-top:1px solid rgba(255,255,255,.12);font-size:14px}
.to-top{position:fixed;bottom:24px;left:24px;width:48px;height:48px;border:0;border-radius:50%;background:var(--gold);color:#3b2a00;font-size:22px;cursor:pointer;box-shadow:0 8px 24px rgba(0,0,0,.25);opacity:0;visibility:hidden;transform:translateY(20px);transition:.35s;z-index:90}
.to-top.show{opacity:1;visibility:visible;transform:none}

/* scroll reveal */
.reveal{opacity:0;transform:translateY(40px);transition:opacity .8s ease,transform .8s ease;transition-delay:var(--d,0s)}
.reveal.in{opacity:1;transform:none}

/* responsive */
@media (max-width:980px){
  .hero-inner,.two-col{grid-template-columns:1fr}
  .hero-art{order:-1}
  .art-circle{width:240px}.art-emoji{font-size:80px}.orbit{width:54px;height:54px;font-size:28px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .cards{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .about-visual{height:380px}
}
@media (max-width:720px){
  .burger{display:flex;z-index:120}
  .main-nav{position:fixed;inset:0 0 0 30%;background:#fff;flex-direction:column;justify-content:center;gap:12px;transform:translateX(-100%);transition:.4s;box-shadow:20px 0 60px rgba(0,0,0,.2);z-index:110}
  .main-nav.open{transform:none}
  .main-nav a:not(.btn){color:var(--ink)!important;font-size:18px}
  .cards,.footer-grid{grid-template-columns:1fr}
  .section{padding:70px 0}
  .stat-num{font-size:30px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}