:root{--green:#199a5b;--green-dark:#0f7a46;--bg:#f7f7f8;--text:#1d1f23;--muted:#6b7280;--card:#fff;--shadow:0 10px 25px rgba(0,0,0,.08)}
body{margin:0;font-family:Inter,system-ui,Arial;color:var(--text);background:var(--bg);line-height:1.6}
a{text-decoration:none;color:inherit}.container{max-width:1100px;margin:0 auto;padding:0 20px}
.site-header{position:sticky;top:0;background:rgba(255,255,255,.9);border-bottom:1px solid #ececec;z-index:50}
.nav-wrap{display:flex;justify-content:space-between;align-items:center;padding:14px 0}.brand{font-weight:800;font-size:22px}
.nav{display:flex;gap:22px;align-items:center}.btn{background:var(--green);color:#fff;padding:10px 16px;border-radius:12px;box-shadow:var(--shadow)}
.btn:hover{background:var(--green-dark)}.hamburger{display:none;background:none;border:0;font-size:26px}
.hero{min-height:68vh;display:grid;place-items:center;background:linear-gradient(rgba(12,30,22,.55),rgba(12,30,22,.55)),url('uploads/demo_mushroom.jpg') center/cover no-repeat;color:#fff}
.hero h1{font-size:44px;margin:0 0 10px}.hero p{max-width:720px;font-size:18px;color:#e8f5ee;margin:0 0 24px}
.section{padding:64px 0}.section h2{font-size:28px;margin:0 0 22px}
.grid{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.card{background:var(--card);border-radius:18px;box-shadow:var(--shadow);padding:22px;transition:.2s}
.card:hover{transform:translateY(-4px);box-shadow:0 16px 32px rgba(0,0,0,.12)}
.cards-3{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.project{background:#fff;border-radius:16px;box-shadow:var(--shadow);overflow:hidden}
.project img{width:100%;height:180px;object-fit:cover}.project .p-body{padding:16px}.p-title{font-weight:700;margin:4px 0 8px}.readmore{color:var(--green)}
.cta{background:var(--green);color:#fff;border-radius:18px;padding:28px;display:flex;align-items:center;justify-content:space-between}
.site-footer{margin-top:60px;background:#0f172a;color:#d1d5db}.footer-grid{display:grid;gap:20px;grid-template-columns:2fr 1fr 1fr;padding:40px 20px}
.brand-footer{font-weight:800;font-size:20px;color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);text-align:center;padding:14px 0;color:#9aa3b2}
.page-header{background:#fff;padding:60px 0;border-bottom:1px solid #ececec}.page-header h1{margin:0}.content{padding:24px 0}
.contact-form{display:grid;gap:14px;max-width:600px}input,textarea{width:100%;padding:12px;border:1px solid #dfe3ea;border-radius:10px}
input:focus,textarea:focus{outline:2px solid #c9eedb;border-color:#bde8d2}
/* Admin UI */
.login-wrapper{display:grid;place-items:center;min-height:100vh;background:var(--bg)}
.login-card{max-width:360px;width:100%;padding:28px;background:#fff;border-radius:18px;box-shadow:var(--shadow)}
.login-card h2{text-align:center}.error{color:red;text-align:center}
.admin-wrap{padding:24px 0}
.admin-nav{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:20px}
.admin-nav a{flex:1;text-align:center;padding:14px;background:#fff;border-radius:14px;box-shadow:var(--shadow)}
.admin-nav a:hover{background:var(--green);color:#fff}
.card-panel{background:#fff;border-radius:14px;box-shadow:var(--shadow);padding:16px}
table{width:100%;border-collapse:collapse;background:#fff;box-shadow:var(--shadow);border-radius:12px;overflow:hidden}
th,td{padding:12px 16px;border-bottom:1px solid #ececec;text-align:left}th{background:#f0f0f0}
@media(max-width:640px){.nav{display:none;flex-direction:column;position:absolute;top:62px;right:20px;background:#fff;padding:14px;border-radius:12px;box-shadow:var(--shadow)}.nav.show{display:flex}.hamburger{display:block}}