:root{
  --red:#d71920; --dark:#151515; --muted:#666; --bg:#f7f7f8; --card:#fff; --border:#e7e7ec;
  --success:#118a46; --danger:#c62828; --shadow:0 14px 36px rgba(0,0,0,.08);
}
*{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--dark)}
a{color:inherit;text-decoration:none}.topbar{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:14px 7%;background:rgba(255,255,255,.96);border-bottom:1px solid var(--border);backdrop-filter:blur(10px)}
.logo{display:flex;align-items:center;gap:14px}.logo img{width:70px;height:70px;object-fit:contain;border-radius:14px;background:#fff}.logo strong{font-size:20px}.logo small{display:block;color:var(--muted);margin-top:3px}.nav{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.nav a,.nav button{border:1px solid transparent;background:transparent;border-radius:12px;padding:10px 12px;font-weight:800;cursor:pointer}.nav a:hover,.nav button:hover{color:var(--red);background:#fff0f1}.nav .active{background:#ffe6e8;color:var(--red)}
.container{padding:42px 7%}.hero{display:grid;grid-template-columns:1.2fr .8fr;gap:34px;align-items:center;padding:70px 7%;background:linear-gradient(135deg,#fff 0%,#fff 55%,#ffe7e9 100%)}.hero h1{font-size:clamp(38px,5vw,66px);line-height:1.02;margin:0}.hero p,.lead{font-size:18px;line-height:1.7;color:var(--muted)}.badge{display:inline-block;background:#ffe6e8;color:var(--red);font-weight:900;border-radius:999px;padding:8px 14px;margin-bottom:16px}.hero-card,.card,.form-card,.db-card{background:var(--card);border:1px solid var(--border);border-radius:28px;padding:24px;box-shadow:var(--shadow)}.stat{font-size:58px;font-weight:900;color:var(--red);margin:12px 0}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}.btn{border:none;border-radius:14px;padding:13px 18px;font-weight:900;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px}.primary{background:var(--red);color:white}.secondary{background:white;border:1px solid var(--border)}.danger{background:#fff0f0;color:var(--danger);border:1px solid #ffd2d2}.btn:hover{transform:translateY(-1px)}
h1,h2,h3{margin-top:0} h2{font-size:34px}.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:18px;margin-bottom:22px}.section-head p{margin:0;color:var(--muted)}.filters{display:flex;gap:12px;flex-wrap:wrap}.filters input{min-width:250px}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.item-card{overflow:hidden;background:var(--card);border:1px solid var(--border);border-radius:26px;box-shadow:0 10px 22px rgba(0,0,0,.05)}.item-card img{width:100%;height:210px;object-fit:cover;background:#eee}.item-body{padding:18px}.tag-row{display:flex;gap:8px;justify-content:space-between;align-items:center;margin-bottom:12px}.tag{display:inline-block;background:#f1f1f4;color:#555;border-radius:999px;padding:6px 10px;font-size:13px;font-weight:800}.tag.red{background:#ffe6e8;color:var(--red)}.item-body h3{font-size:22px;margin-bottom:8px}.item-body p{color:var(--muted);line-height:1.55}.meta{color:var(--muted);font-size:14px;margin-top:10px}.price{font-size:22px;font-weight:900;color:var(--red);margin-top:8px}.detail{display:grid;grid-template-columns:.95fr 1.05fr;gap:24px}.detail-img{width:100%;border-radius:28px;border:1px solid var(--border);box-shadow:var(--shadow);background:white;object-fit:cover;max-height:520px}.detail-info{background:white;border:1px solid var(--border);border-radius:28px;padding:26px;box-shadow:var(--shadow)}
.form-card{display:grid;gap:16px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}label{display:grid;gap:8px;font-weight:800}input,select,textarea{width:100%;border:1px solid var(--border);border-radius:14px;padding:13px 14px;font:inherit;background:white}textarea{resize:vertical}.hint{color:var(--muted);font-size:14px}.status{font-weight:800;margin:0}.status.ok{color:var(--success)}.status.error{color:var(--danger)}.hidden{display:none!important}.preview{width:220px;max-width:100%;border-radius:18px;border:1px solid var(--border);display:none}.profile-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:22px}.avatar{width:96px;height:96px;border-radius:24px;background:#ffe6e8;color:var(--red);display:grid;place-items:center;font-size:44px;font-weight:900;margin-bottom:16px}.message-list,.deal-list{display:grid;gap:16px}.message-card,.deal-card{background:white;border:1px solid var(--border);border-radius:24px;padding:18px}.deal-top{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}.agree-box{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}.payment-box{border-top:1px solid var(--border);margin-top:14px;padding-top:14px}.db-card code{background:#f1f1f4;border-radius:8px;padding:4px 8px}footer{padding:30px 7%;text-align:center;color:var(--muted)}
@media(max-width:950px){.hero,.grid,.detail,.profile-grid{grid-template-columns:1fr}.topbar{align-items:flex-start;flex-direction:column}.form-row{grid-template-columns:1fr}.section-head{align-items:flex-start;flex-direction:column}.logo img{width:58px;height:58px}}
.section-block{margin-top:42px}.my-items-list{display:grid;gap:16px}.my-item-card{display:grid;grid-template-columns:180px 1fr;gap:18px;background:white;border:1px solid var(--border);border-radius:24px;padding:16px;box-shadow:0 10px 22px rgba(0,0,0,.04)}.my-item-card img{width:180px;height:130px;object-fit:cover;border-radius:18px;background:#eee}.item-inactive{opacity:.72}.tag.status-active{background:#e8fff1;color:var(--success)}.tag.status-sold{background:#fff3d8;color:#8a5a00}.tag.status-given{background:#e8f0ff;color:#2452a6}.tag.status-deleted{background:#f1f1f4;color:#777}.nav-badge{display:inline-grid;place-items:center;min-width:20px;height:20px;margin-left:4px;border-radius:999px;background:var(--red);color:white;font-size:12px;padding:0 6px}.notification-box{background:#fff7e1;border:1px solid #ffd98a;border-radius:22px;padding:18px;margin-bottom:22px;box-shadow:0 10px 22px rgba(0,0,0,.04)}.notification-box h3{margin-bottom:8px}.message-card.unread{border-color:#ffd98a;background:#fffdf4}.owner-actions{border-top:1px solid var(--border);margin-top:18px;padding-top:18px}
@media(max-width:700px){.my-item-card{grid-template-columns:1fr}.my-item-card img{width:100%;height:210px}}