:root{
  --paper: #F8F5E9;
  --paper-card: #FFFFFF;
  --ink: #23231A;
  --ink-soft: #6E6B54;
  --line: #E6DFC4;
  --moss: #5B7A3A;
  --moss-dark: #3F5A28;
  --brass: #C6912E;
  --rust: #B5502E;
  --tab-pesteh: #5B7A3A;
  --tab-hoboobat: #B0824A;
  --tab-khorma: #B5502E;
  --tab-ajil: #C6912E;
  --radius: 3px;
}
*{box-sizing:border-box; margin:0; padding:0;}
body{
  font-family: 'Vazirmatn', sans-serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.65;
}
a{ color:inherit; }
.mono{ font-family:'JetBrains Mono', monospace; direction:ltr; unicode-bidi:isolate; font-weight:600; }
.wordmark{ font-family:'Noto Naskh Arabic', serif; }

.utility-bar{ background: var(--moss); color: #FBF9F0; font-size: .72rem; text-align:center; padding: 6px 12px; letter-spacing: .3px; }

header{ display:flex; align-items:center; justify-content:space-between; padding: 18px clamp(16px,5vw,60px); border-bottom: 1.5px solid var(--ink); background: var(--paper-card); flex-wrap:wrap; gap:10px; }
.brand{ display:flex; align-items:center; gap:12px; }
.seal{ width:42px; height:42px; border-radius:50%; border: 1.5px solid var(--moss); flex-shrink:0; display:flex; align-items:center; justify-content:center; font-family:'Noto Naskh Arabic', serif; font-weight:700; font-size:1.1rem; color: var(--moss); }
.brand-name{ font-family:'Noto Naskh Arabic', serif; font-weight:700; font-size:1.3rem; }
.brand-tag{ font-size:.72rem; color:var(--ink-soft); margin-top:1px;}
nav{ display:flex; gap:22px; align-items:center; flex-wrap:wrap; }
nav a{ font-size:.83rem; color:var(--ink); text-decoration:none; font-weight:600; border-bottom:1.5px solid transparent; padding-bottom:2px; }
nav a:hover{ border-color: var(--moss); }

.deal-toggle{ display:flex; gap:10px; padding: 20px clamp(16px,5vw,60px) 0; max-width:1280px; margin:0 auto; }
.deal-btn{
  flex:1; max-width:220px; padding:14px 18px; border:1.5px solid var(--ink); border-radius:var(--radius);
  background:#fff; font-family:inherit; font-weight:800; font-size:.95rem; cursor:pointer; text-align:center;
}
.deal-btn.active{ background:var(--moss); color:#fff; border-color:var(--moss); }

.hero{ padding: 22px clamp(16px,5vw,60px) 20px; max-width: 1040px; }
.eyebrow{ display:inline-flex; align-items:center; gap:8px; font-size:.72rem; font-weight:700; color: var(--moss-dark); border: 1px solid var(--moss); border-radius: 20px; padding: 4px 12px; margin-bottom:14px; }
.eyebrow .dot{ width:6px; height:6px; border-radius:50%; background: var(--moss); }
.hero h1{ font-size: clamp(1.5rem, 3.2vw, 2.1rem); font-weight: 800; letter-spacing: -.3px; line-height:1.35; margin-bottom: 10px; max-width: 720px; }
.hero h1 .wordmark{ color: var(--moss-dark); }
.hero p{ color: var(--ink-soft); font-size:.95rem; max-width: 580px; }

main{ display:grid; grid-template-columns: 380px 1fr; gap: 28px; padding: 10px clamp(16px,5vw,60px) 80px; max-width: 1280px; margin: 0 auto; align-items:start; }
@media (max-width: 860px){ main{ grid-template-columns: 1fr; } }
section > .sec-head{ margin-bottom:16px; }
section h2{ font-size:1rem; font-weight:800; display:flex; align-items:center; gap:8px; }
section h2::before{ content:''; width:16px; height:2px; background:var(--moss); display:inline-block; }
section .sec-sub{ font-size:.8rem; color:var(--ink-soft); margin-top:5px; margin-right:24px; }

.doc{ background: var(--paper-card); border: 1px solid var(--line); border-radius: var(--radius); }

.form-doc{ padding: 22px 20px; border-top: 3px solid var(--moss); }
.field{ margin-bottom: 15px; }
.field label{ display:block; font-size:.76rem; font-weight:700; color:var(--ink-soft); margin-bottom:6px; }
.field input, .field select, .field textarea{
  width:100%; font-family:inherit; font-size:.9rem; color:var(--ink);
  background:#fff; border:1px solid var(--line); border-radius:var(--radius);
  padding:10px 12px; outline:none;
}
.field input:focus, .field select:focus, .field textarea:focus{ border-color: var(--moss); box-shadow: 0 0 0 3px rgba(63,77,46,0.13); }
.field-row{ display:flex; gap:10px; }
.field-row .field{ flex:1; }
.radio-row{ display:flex; gap:16px; }
.radio-opt{ display:flex; align-items:center; gap:6px; font-size:.85rem; }
.hint{ font-size:.72rem; color:var(--ink-soft); margin-top:8px; line-height:1.6; }

.btn{ display:inline-flex; align-items:center; justify-content:center; gap:6px; font-family:inherit; font-weight:700; font-size:.88rem; padding: 11px 18px; border-radius: var(--radius); border:none; cursor:pointer; }
.btn-primary{ background: var(--moss); color:#fff; width:100%; margin-top:4px;}
.btn-primary:hover{ background: var(--moss-dark); }
.btn-primary:disabled{ opacity:.6; cursor:not-allowed; }
.btn-offer{ background: #fff; border: 1.5px solid var(--ink); color: var(--ink); font-weight:700; font-size:.82rem; padding: 9px 16px; flex-shrink:0; clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%); }
.btn-offer:hover{ background: var(--ink); color:#fff; }
.btn-small{ font-size:.75rem; padding:6px 12px; }
.btn-danger{ background:#fff; border:1.5px solid var(--rust); color:var(--rust); }
.btn-danger:hover{ background:var(--rust); color:#fff; }

.filter-bar{ display:flex; flex-wrap:wrap; gap:10px; margin-bottom:16px; padding:14px; background:var(--paper-card); border:1px solid var(--line); border-radius:var(--radius); }
.filter-bar select, .filter-bar input{ font-family:inherit; font-size:.82rem; padding:8px 10px; border:1px solid var(--line); border-radius:var(--radius); background:#fff; }
.filter-bar .fi{ flex:1; min-width:110px; }

.feed-list{ display:flex; flex-direction:column; gap:14px; }
.req-card{ position:relative; padding-right: 12px; overflow:hidden; }
[dir="rtl"] .req-card{ padding-right:0; padding-left:12px; }
.req-card::before{ content:''; position:absolute; top:0; bottom:0; right:0; width:5px; }
[dir="rtl"] .req-card::before{ right:auto; left:0; }
.req-card[data-cat="پسته"]::before{ background: var(--tab-pesteh); }
.req-card[data-cat="حبوبات"]::before{ background: var(--tab-hoboobat); }
.req-card[data-cat="خرما"]::before{ background: var(--tab-khorma); }
.req-card[data-cat="اجیل"]::before{ background: var(--tab-ajil); }

.req-inner{ padding: 18px 20px; }
.req-top{ display:flex; justify-content:space-between; align-items:flex-start; gap:16px; }
.req-cat-tag{ font-size:.68rem; font-weight:700; padding:2px 8px; border-radius:12px; display:inline-block; margin-bottom:6px; color:#fff; }
.req-card[data-cat="پسته"] .req-cat-tag{ background: var(--tab-pesteh); }
.req-card[data-cat="حبوبات"] .req-cat-tag{ background: var(--tab-hoboobat); }
.req-card[data-cat="خرما"] .req-cat-tag{ background: var(--tab-khorma); }
.req-card[data-cat="اجیل"] .req-cat-tag{ background: var(--tab-ajil); }
.deal-tag{ font-size:.68rem; font-weight:700; padding:2px 8px; border-radius:12px; display:inline-block; margin-bottom:6px; margin-right:4px; background:var(--paper); border:1px solid var(--line); color:var(--ink-soft); }
.req-type{ font-weight:800; font-size:1rem; }

.meta-table{ margin-top:10px; border-top:1px solid var(--line); font-size:.82rem; }
.meta-row{ display:flex; justify-content:space-between; padding:5px 0; border-bottom:1px dotted var(--line); color:var(--ink-soft); }
.meta-row b{ color: var(--ink); font-weight:600; }
.req-note{ font-size:.85rem; color:var(--ink-soft); margin-top:10px; }

.req-foot{ display:flex; justify-content:space-between; align-items:center; margin-top:14px; padding-top:12px; border-top:1px solid var(--line); }
.offer-count{ font-size:.78rem; color:var(--ink-soft); }
.offer-count b{ color: var(--moss-dark); }

.overlay{ position:fixed; inset:0; background:rgba(29,28,21,0.5); display:none; align-items:center; justify-content:center; padding:20px; z-index:50; }
.overlay.open{ display:flex; }
.modal{ background: var(--paper-card); border-radius: var(--radius); border-top: 3px solid var(--moss); border:1px solid var(--line); width:100%; max-width:400px; padding:24px; max-height:88vh; overflow-y:auto; }
.modal h3{ font-size:1rem; font-weight:800; margin-bottom:4px;}
.modal .sec-sub{ margin-bottom:16px; margin-right:0; }
.modal-actions{ display:flex; gap:10px; margin-top:8px; }
.btn-ghost{ background:transparent; border:1px solid var(--line); color:var(--ink-soft); flex:1; border-radius:var(--radius); font-weight:700; font-size:.88rem; padding:11px; }
.modal-actions .btn-primary{ flex:1.4; }

.token-box{ background:#FBF4E2; border:1px solid var(--brass); border-radius:var(--radius); padding:14px; margin-top:14px; font-size:.82rem; }
.token-box .link-row{ display:flex; gap:8px; margin-top:8px; }
.token-box input{ flex:1; font-size:.78rem; padding:8px; border:1px solid var(--line); border-radius:var(--radius); background:#fff; }

.chat-wrap{ max-width:640px; margin:0 auto; padding: 20px clamp(16px,5vw,60px) 60px; }
.chat-box{ background:var(--paper-card); border:1px solid var(--line); border-radius:var(--radius); height:420px; overflow-y:auto; padding:16px; display:flex; flex-direction:column; gap:10px; }
.msg{ max-width:75%; padding:9px 13px; border-radius:12px; font-size:.87rem; line-height:1.5; }
.msg.buyer{ align-self:flex-start; background:#fff; border:1px solid var(--line); }
.msg.seller{ align-self:flex-end; background:var(--moss); color:#fff; }
.msg.admin{ align-self:center; background:var(--rust); color:#fff; font-size:.78rem; }
.msg .meta{ font-size:.65rem; opacity:.7; margin-top:4px; }
.chat-input-row{ display:flex; gap:8px; margin-top:12px; }
.chat-input-row input{ flex:1; padding:11px; border:1px solid var(--line); border-radius:var(--radius); font-family:inherit; }

footer{ text-align:center; padding: 26px 20px 50px; font-size:.75rem; color: var(--ink-soft); border-top:1px solid var(--line); margin-top:20px; }
footer a{ color:var(--moss-dark); font-weight:700; text-decoration:none; }

.toast{ position:fixed; bottom:22px; left:50%; transform:translateX(-50%) translateY(20px); background: var(--ink); color:#fff; padding:10px 18px; border-radius:20px; font-size:.82rem; opacity:0; transition:all .25s ease; pointer-events:none; z-index:60; }
.toast.show{ opacity:1; transform:translateX(-50%) translateY(0); }

.admin-wrap{ max-width:900px; margin:0 auto; padding:30px 20px 60px; }
.admin-req{ background:var(--paper-card); border:1px solid var(--line); border-radius:var(--radius); margin-bottom:16px; padding:16px; }
.admin-offer{ background:var(--paper); border:1px solid var(--line); border-radius:var(--radius); margin-top:10px; padding:12px; }
.admin-msg{ font-size:.8rem; padding:6px 10px; border-bottom:1px dotted var(--line); display:flex; justify-content:space-between; gap:10px; }
.login-box{ max-width:360px; margin:80px auto; padding:24px; background:var(--paper-card); border:1px solid var(--line); border-radius:var(--radius); text-align:center; }