:root{
  --green:#1f6b45;
  --dark:#173525;
  --light:#f2f7f3;
  --accent:#d7a647;
  --text:#17231b;
  --muted:#5f6f65;
  --card:#ffffff;
  --border:#d6e2da;
  --shadow:0 6px 20px rgba(23,53,37,.06);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--text);background:#fff;line-height:1.6;overflow-x:hidden}
img{max-width:100%;height:auto}
.container{width:min(1120px,92%);margin:auto}
.topbar{background:var(--card);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:20}
.header-grid{display:grid;grid-template-columns:auto 1fr auto;gap:20px;align-items:center;padding:14px 0}
.logo{display:flex;gap:12px;align-items:center;color:var(--dark);text-decoration:none;line-height:1.1;min-width:210px}
.logo-mark{display:grid;place-items:center;width:46px;height:46px;flex:0 0 46px;border-radius:12px;background:var(--green);color:white;font-weight:700}
.main-nav{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.main-nav a,.footer a{color:var(--dark);text-decoration:none;font-weight:600}
.main-nav a:hover,.footer a:hover{text-decoration:underline}
.header-actions{display:flex;gap:10px;align-items:center;justify-content:flex-end;flex-wrap:wrap}
.theme-btn,.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:10px;background:var(--green);color:white;padding:12px 16px;font-weight:700;cursor:pointer;text-decoration:none;min-height:44px}
.btn.secondary{background:#e5efe8;color:var(--dark)}
.hero{background:linear-gradient(115deg,rgba(31,107,69,.93),rgba(23,53,37,.9)),url('../img/forest.svg');background-size:cover;background-position:center;color:white;padding:clamp(42px,7vw,70px) 0}
.hero h1{font-size:clamp(30px,5vw,44px);line-height:1.12;margin:0 0 16px;max-width:900px}
.hero p{max-width:720px;font-size:clamp(16px,2vw,19px)}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:24px}
.section{padding:clamp(30px,5vw,46px) 0}
.section.alt{background:var(--light)}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.card{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:22px;box-shadow:var(--shadow)}
.card-link{display:block;color:inherit;text-decoration:none;transition:transform .15s ease, box-shadow .15s ease, border-color .15s ease}
.card-link:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(23,53,37,.11);border-color:#9fc8ad;text-decoration:none}
.card-link h3{color:var(--dark)}
.news-item.card-link{color:inherit;text-decoration:none}
.card h3{margin-top:0;color:var(--dark)}
.article-card h3 a{color:var(--dark);text-decoration:none}.article-card h3 a:hover{text-decoration:underline}.material-page{max-width:860px;margin:auto}.material-page h1{margin-top:10px}.material-page p{font-size:17px}
.news-list{display:grid;gap:16px}
.news-item{border-left:5px solid var(--green);padding:16px 18px;background:white;border-radius:12px;border-top:1px solid var(--border);border-right:1px solid var(--border);border-bottom:1px solid var(--border)}
.date{font-size:13px;color:var(--muted);font-weight:700}
.form{display:grid;gap:12px}
.form input,.form textarea,.form select{width:100%;border:1px solid var(--border);border-radius:10px;padding:12px;font:inherit;min-height:44px}
.form textarea{min-height:130px}
.table{width:100%;border-collapse:collapse;background:white;display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}
.table tbody{display:table;width:100%;min-width:640px}
.table th,.table td{border:1px solid var(--border);padding:11px;text-align:left;vertical-align:top}
.table th{background:#edf5ef}
.footer{background:var(--dark);color:white;padding:28px 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:20px}
.footer a{color:white}
.search-box{display:flex;gap:10px;margin:20px 0}
.search-box input{flex:1;min-width:0;border:1px solid var(--border);border-radius:10px;padding:12px;font:inherit}
.user-badge{display:inline-block;background:#eaf3ed;color:var(--green);border:1px solid var(--border);border-radius:999px;padding:7px 10px;font-size:13px;font-weight:700}
.logout-link{color:var(--dark);font-weight:700;text-decoration:none}.logout-link:hover{text-decoration:underline}
.alert{border:1px solid var(--border);border-left:5px solid var(--green);background:#f3faf5;border-radius:12px;padding:14px 16px;margin:18px 0}.alert.error{border-left-color:#a13434;background:#fff5f5}
.muted{color:var(--muted);font-size:14px}.compact th,.compact td{font-size:14px;padding:8px}.restricted{opacity:.75}.inner-section{border-radius:18px;margin-top:24px;padding:24px}.narrow-reset{width:100%}
.page-visual{width:min(210px,100%);max-height:80px;display:block;margin-left:auto;margin-right:auto;object-fit:cover;border-radius:18px;border:1px solid var(--border);box-shadow:0 8px 24px rgba(23,53,37,.08);margin-top:14px;margin-bottom:18px}
.card-image{width:min(150px,100%);height:55px;object-fit:cover;border-radius:14px;margin-bottom:14px;background:#eef6f0}
.news-layout{display:grid;grid-template-columns:76px minmax(0,1fr);gap:14px;align-items:center}.news-layout .card-image{width:70px;height:45px;margin:0}.visual-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:center}
.visually-impaired{font-size:20px;background:#fff!important;color:#000!important}.visually-impaired .topbar,.visually-impaired .card,.visually-impaired .news-item{background:#fff!important;border:2px solid #000!important;box-shadow:none!important}.visually-impaired .hero{background:#000!important;color:#fff!important}.visually-impaired a{color:#000!important;text-decoration:underline}.visually-impaired .hero a{color:#fff!important}.visually-impaired .btn,.visually-impaired .theme-btn{background:#000!important;color:#fff!important;border:2px solid #fff!important}.visually-impaired .user-badge{background:#fff!important;color:#000!important;border:2px solid #000!important}.visually-impaired .logout-link{color:#000!important}.visually-impaired .page-visual,.visually-impaired .card-image{border:2px solid #000!important;filter:grayscale(1) contrast(1.25)}
@media(max-width:1024px){
  .header-grid{grid-template-columns:1fr;gap:12px}.logo{min-width:0}.main-nav{justify-content:flex-start}.header-actions{justify-content:flex-start}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.two,.footer-grid{grid-template-columns:1fr 1fr}.page-visual{width:min(190px,100%)}
}
@media(max-width:760px){
  .container{width:min(100% - 28px,1120px)}.header-grid{grid-template-columns:1fr;align-items:center}.logo{grid-column:auto}.main-nav{grid-column:auto;display:flex;flex-direction:column;align-items:stretch;gap:0;background:#fff;border:1px solid var(--border);border-radius:14px;padding:8px}.main-nav a{padding:11px 12px;border-radius:10px}.main-nav a:hover{background:var(--light);text-decoration:none}.header-actions{grid-column:auto;justify-content:stretch}.header-actions .theme-btn{width:100%}.hero-actions .btn{flex:1 1 220px}.grid,.grid.two,.footer-grid,.visual-row{grid-template-columns:1fr}.card{padding:18px}.section{padding:30px 0}.news-layout{grid-template-columns:76px minmax(0,1fr);gap:12px}.news-layout .card-image{width:70px;height:45px}.page-visual{width:min(180px,100%);max-height:70px}.card-image{width:min(145px,100%);height:52px}.search-box{flex-direction:column}.search-box .btn{width:100%}
}
@media(max-width:520px){
  .container{width:min(100% - 22px,1120px)}.logo span:last-child{font-size:14px}.logo-mark{width:40px;height:40px;flex-basis:40px;border-radius:10px}.hero{padding:34px 0}.hero h1{font-size:28px}.hero p{font-size:16px}.hero-actions{flex-direction:column}.hero-actions .btn,.btn{width:100%}.card{padding:16px;border-radius:14px}.news-layout{grid-template-columns:1fr}.news-layout .card-image{height:45px;width:70px;max-width:100%}.page-visual{width:min(160px,100%);max-height:60px}.card-image{height:50px;max-width:140px}.footer{font-size:14px}.table th,.table td{padding:8px;font-size:13px}
}