:root{
--green-950:#06150e;--green-900:#0b2116;--green-800:#103a25;--green:#174d31;
--gold:#d6a637;--gold2:#f1ca61;--cream:#f7f2e6;--ink:#182019;--muted:#68736b;
}
*{box-sizing:border-box}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:#f2f4ef;color:var(--ink)}
a{text-decoration:none;color:inherit}.layout{display:flex;min-height:100vh}.sidebar{width:260px;background:linear-gradient(180deg,var(--green-950),var(--green-800));color:#fff;position:fixed;inset:0 auto 0 0;overflow:auto;z-index:10}
.brand{display:flex;align-items:center;gap:12px;padding:18px;border-bottom:1px solid #ffffff1a}.brand img{width:48px;height:48px;object-fit:contain;border-radius:50%;background:#000}.brand b{font-size:15px;letter-spacing:.08em}.brand small{display:block;color:#b7c5bb;margin-top:3px}
.nav{padding:14px}.nav-label{font-size:11px;color:#8fa294;text-transform:uppercase;letter-spacing:.12em;margin:14px 10px 7px}.nav a{display:block;padding:10px 12px;border-radius:9px;color:#dfe8e2;font-size:14px;margin:2px 0}.nav a:hover,.nav a.active{background:#ffffff14;color:var(--gold2);border-left:3px solid var(--gold)}
.main{margin-left:260px;width:calc(100% - 260px)}.topbar{height:70px;background:#fff;border-bottom:1px solid #dfe4dd;display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:8}.content{padding:26px;max-width:1500px;margin:auto}
h1{margin:0 0 6px;font-size:26px;color:var(--green-900)}h2{color:var(--green-900)}.muted{color:var(--muted)}.gold{color:var(--gold)}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}.card{background:#fff;border:1px solid #e1e6df;border-radius:14px;padding:18px;box-shadow:0 5px 20px #173b2410}.stat{position:relative;overflow:hidden}.stat:after{content:'✦';position:absolute;right:15px;bottom:-12px;font-size:70px;color:#d6a63720}.stat .num{font-size:28px;font-weight:800;color:var(--green-900)}.stat .label{color:var(--muted);font-size:13px}
.toolbar{display:flex;gap:10px;align-items:center;justify-content:space-between;margin-bottom:14px;flex-wrap:wrap}.actions{display:flex;gap:8px;flex-wrap:wrap}.btn{border:0;border-radius:9px;padding:9px 13px;background:var(--green);color:#fff;cursor:pointer;display:inline-block;font-size:13px}.btn:hover{filter:brightness(1.1)}.btn-gold{background:var(--gold);color:#1d1b10}.btn-light{background:#eef2ec;color:var(--green-900)}.btn-danger{background:#b33b32}.btn-small{padding:6px 9px;font-size:12px}
input,select,textarea{width:100%;padding:10px 11px;border:1px solid #ccd5cc;border-radius:8px;background:#fff;font:inherit}textarea{min-height:110px;resize:vertical}label{font-size:12px;font-weight:700;color:#405047;display:block;margin-bottom:5px}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.form-grid .full{grid-column:1/-1}
.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse;font-size:13px}.table th,.table td{padding:11px 10px;border-bottom:1px solid #e5e9e4;text-align:left;vertical-align:middle}.table th{background:#f6f8f4;color:var(--green-900);position:sticky;top:0}.badge{display:inline-block;padding:4px 8px;border-radius:20px;background:#eaf2ec;color:var(--green);font-size:11px;font-weight:700}.badge.gold{background:#fbf2d7;color:#86620b}.badge.red{background:#fae8e6;color:#9c312a}.badge.gray{background:#ecefed;color:#58645d}
.alert{padding:12px 14px;border-radius:10px;margin-bottom:14px}.alert-success{background:#e5f4e9;color:#145b2f}.alert-danger{background:#fbe9e7;color:#8e2f28}.alert-warning{background:#fff5d9;color:#76570b}.alert-info{background:#e6f0f8;color:#225675}
.cover-placeholder{height:180px;background:linear-gradient(145deg,#0a2517,#1c5534);border-radius:10px;color:#f3ca60;padding:15px;display:flex;flex-direction:column;justify-content:space-between}.cover-placeholder span{font-weight:900;letter-spacing:.2em}.cover-placeholder strong{font-size:16px}.book-cover{width:70px;height:90px;object-fit:cover;border-radius:6px}
.barcode{height:48px;display:flex;align-items:stretch;justify-content:center;gap:0;overflow:hidden}.barcode span{display:block;height:48px}.barcode .bar{width:2px;background:#111}.barcode .space{width:2px;background:#fff}.barcode .gap{width:5px;background:#fff}.barcode-text{text-align:center;font-family:monospace;font-size:12px;margin-top:3px}
.login-page{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 70% 20%,#1c5737,#06150e 60%);padding:20px}.login-card{width:min(430px,100%);background:#fff;border-radius:18px;padding:30px;box-shadow:0 20px 70px #0007}.login-logo{display:block;width:110px;height:110px;object-fit:contain;margin:0 auto 12px;background:#000;border-radius:50%}
.opac{min-height:100vh;background:linear-gradient(180deg,#071b11 0,#0d3320 55%,#f2f4ef 55%);color:#fff}.opac-header{padding:28px 7%;display:flex;align-items:center;justify-content:space-between;gap:20px}.opac-brand{display:flex;align-items:center;gap:14px}.opac-brand img{width:60px;height:60px;border-radius:50%;object-fit:contain;background:#000}.opac-hero{padding:50px 7% 70px;text-align:center}.opac-hero h1{color:#f1ca61;font-size:42px}.opac-search{max-width:900px;margin:22px auto 0;background:#fff;padding:8px;border-radius:14px;display:flex;gap:8px}.opac-search input{border:0}.opac-results{color:var(--ink);padding:35px 7%}.book-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.book-card{background:#fff;border:1px solid #e0e6df;border-radius:14px;padding:14px}.book-card h3{margin:10px 0 5px;color:var(--green-900)}.detail-grid{display:grid;grid-template-columns:280px 1fr;gap:22px}
.member-card{width:360px;min-height:225px;background:linear-gradient(135deg,#0b2416,#174d31);border:3px solid var(--gold);border-radius:16px;color:#fff;padding:18px;position:relative;overflow:hidden}.member-card:after{content:'✦';position:absolute;font-size:190px;right:-40px;bottom:-80px;color:#d6a63718}.member-card .mc-head{display:flex;gap:10px;align-items:center}.member-card .mc-head img{width:52px;height:52px;border-radius:50%;object-fit:cover;background:#000}.member-card .mc-name{font-size:18px;font-weight:800}.member-card .mc-body{display:flex;gap:15px;margin-top:17px}.member-card .photo{width:92px;height:115px;object-fit:cover;border-radius:8px;border:2px solid #f1ca61;background:#e8e8e8}.member-card .mc-data{font-size:11px;line-height:1.7}.member-card .mc-footer{position:absolute;bottom:10px;left:18px;right:18px}.print-area{display:none}
@media(max-width:1100px){.grid{grid-template-columns:repeat(2,1fr)}.book-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:800px){.sidebar{width:220px}.main{margin-left:220px;width:calc(100% - 220px)}.form-grid,.grid-2{grid-template-columns:1fr}.book-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){.sidebar{position:static;width:100%;height:auto}.layout{display:block}.main{margin:0;width:100%}.grid{grid-template-columns:1fr}.book-grid{grid-template-columns:1fr}.topbar{position:static}.content{padding:15px}.opac-hero h1{font-size:30px}}
@media print{.sidebar,.topbar,.no-print{display:none!important}.main{margin:0;width:100%}.content{padding:0}.print-area{display:block}.print-only{display:block}.member-card{break-inside:avoid}}