/* The Library — design system lifted from the approved mockup
   (The-Library-Mockup_Modern_2026-07-01.html, Courtney-approved). */
:root{
  --maroon:#8C1B23; --maroon-deep:#5E0F15; --maroon-soft:#B83240;
  --maroon-tint:#F9ECEE; --maroon-wash:#FCF6F7;
  --ink:#16181D; --slate:#5A6270; --muted:#8A93A2;
  --line:#E7E9EE; --line-soft:#EFF1F5;
  --surface:#FFFFFF; --canvas:#F5F6F8; --canvas-2:#FAFBFC;
  --green:#127A4B; --green-bg:#E7F5EE; --amber:#9A6400; --amber-bg:#FBF1DD;
  --blue:#1F5FA8; --blue-bg:#E9F1FB;
  --radius:14px; --radius-sm:10px;
  --shadow-sm:0 1px 2px rgba(16,18,29,.05),0 1px 3px rgba(16,18,29,.06);
  --shadow-md:0 4px 12px rgba(16,18,29,.06),0 8px 28px rgba(16,18,29,.07);
  --sans:-apple-system,BlinkMacSystemFont,'Inter','Segoe UI',Roboto,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{font-family:var(--sans);background:var(--canvas);color:var(--ink);-webkit-font-smoothing:antialiased;font-size:14px;line-height:1.5}

/* app shell */
.app{display:grid;grid-template-columns:248px 1fr;min-height:100vh}
.sidebar{background:#fff;border-right:1px solid var(--line);display:flex;flex-direction:column;padding:18px 14px;gap:6px}
.brand{display:flex;align-items:center;gap:11px;padding:6px 8px 16px}
.brand .logo{width:38px;height:38px;border-radius:10px;background:linear-gradient(150deg,var(--maroon) 0%,var(--maroon-deep) 100%);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:17px;flex-shrink:0}
.brand .bt b{display:block;font-size:14.5px;font-weight:700}
.brand .bt span{font-size:11px;color:var(--muted);font-weight:500}
.nav-label{font-size:10.5px;font-weight:700;letter-spacing:.7px;text-transform:uppercase;color:var(--muted);padding:14px 10px 6px}
.nav a{display:flex;align-items:center;gap:11px;padding:9px 11px;border-radius:9px;color:var(--slate);text-decoration:none;font-size:13.5px;font-weight:500;transition:.13s}
.nav a:hover{background:var(--canvas);color:var(--ink)}
.nav a.active{background:var(--maroon-tint);color:var(--maroon-deep);font-weight:600}
.nav a .count{margin-left:auto;font-size:11px;font-weight:700;background:var(--canvas);color:var(--slate);padding:1px 7px;border-radius:20px}
.nav a .count.alert{background:var(--maroon);color:#fff}
.side-user{margin-top:auto;display:flex;align-items:center;gap:10px;padding:10px;border-radius:11px;border:1px solid var(--line);background:var(--canvas-2)}
.avatar{width:34px;height:34px;border-radius:9px;background:var(--maroon);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;flex-shrink:0}
.side-user .su-t{line-height:1.25;overflow:hidden}
.side-user .su-t b{display:block;font-size:12.5px;font-weight:600;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}
.side-user .su-t span{font-size:11px;color:var(--muted)}
.side-user form{margin-left:auto}

.main{display:flex;flex-direction:column;min-width:0}
.content{padding:28px 30px 48px;flex:1}
.page-head{margin-bottom:22px}
.page-head h1{font-size:22px;font-weight:700;letter-spacing:-.3px}
.page-head p{color:var(--slate);font-size:13.5px;margin-top:4px;max-width:640px}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap}

.btn{font-family:var(--sans);font-size:13px;font-weight:600;border-radius:10px;padding:10px 16px;border:1px solid transparent;cursor:pointer;display:inline-flex;align-items:center;gap:8px;transition:.14s;white-space:nowrap;text-decoration:none}
.btn-primary{background:var(--maroon);color:#fff;box-shadow:var(--shadow-sm)}
.btn-primary:hover{background:var(--maroon-deep)}
.btn-ghost{background:#fff;color:var(--slate);border-color:var(--line)}
.btn-ghost:hover{background:var(--canvas);color:var(--ink)}
.btn-sm{padding:7px 12px;font-size:12px}

.badge{font-size:11px;font-weight:700;padding:3px 9px;border-radius:20px;display:inline-flex;align-items:center;gap:5px}
.badge-ok{background:var(--green-bg);color:var(--green)}
.badge-warn{background:var(--amber-bg);color:var(--amber)}
.badge-info{background:var(--blue-bg);color:var(--blue)}
.badge-maroon{background:var(--maroon-tint);color:var(--maroon)}
.badge-grey{background:var(--canvas);color:var(--slate)}

/* books */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(232px,1fr));gap:16px}
.book{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);cursor:pointer;transition:.16s;text-decoration:none;color:inherit;display:block}
.book:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.book .spine{height:74px;background:linear-gradient(135deg,var(--maroon) 0%,var(--maroon-deep) 100%);position:relative;display:flex;align-items:flex-end;padding:12px 15px}
.book .spine .code{color:rgba(255,255,255,.9);font-size:11px;font-weight:700;letter-spacing:1px}
.book .spine::after{content:"";position:absolute;top:0;right:0;bottom:0;width:8px;background:rgba(0,0,0,.14)}
.book .b-body{padding:14px 15px 16px}
.book .b-body h3{font-size:14.5px;font-weight:700}
.book .b-meta{display:flex;align-items:center;justify-content:space-between;margin-top:14px;padding-top:12px;border-top:1px solid var(--line-soft)}
.book .b-meta .docs{font-size:12px;color:var(--slate);font-weight:600}

/* cards + tables */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;margin-bottom:22px}
.card-head{padding:16px 20px;border-bottom:1px solid var(--line-soft);display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.card-head h2{font-size:15px;font-weight:700}
.card-head .ch-sub{font-size:12px;color:var(--muted);margin-top:1px}
table{width:100%;border-collapse:collapse}
th{text-align:left;font-size:11px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;color:var(--muted);padding:12px 20px;border-bottom:1px solid var(--line-soft);background:var(--canvas-2)}
td{padding:14px 20px;border-bottom:1px solid var(--line-soft);font-size:13px;vertical-align:middle}
tr:last-child td{border-bottom:none}
tbody tr:hover{background:var(--canvas-2)}
.mono{font-family:ui-monospace,'SF Mono',Menlo,monospace;font-size:12px;color:var(--slate)}
.row-act{color:var(--maroon);font-weight:600;font-size:12.5px;cursor:pointer;text-decoration:none}
.row-act:hover{text-decoration:underline}

/* login */
.login-wrap{min-height:100vh;display:grid;grid-template-columns:1.05fr .95fr}
.login-brandpane{background:linear-gradient(155deg,var(--maroon-deep) 0%,var(--maroon) 55%,#7a1720 100%);color:#fff;padding:56px 60px;display:flex;flex-direction:column;position:relative;overflow:hidden}
.login-brandpane::before{content:"";position:absolute;width:520px;height:520px;border-radius:50%;background:rgba(255,255,255,.05);top:-160px;right:-160px}
.lb-top{display:flex;align-items:center;gap:13px;position:relative;z-index:2}
.lb-top .logo{width:46px;height:46px;border-radius:12px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:19px}
.lb-top b{font-size:16px;font-weight:700;display:block}
.lb-top span{font-size:12px;color:rgba(255,255,255,.72)}
.lb-mid{margin:auto 0;position:relative;z-index:2}
.lb-mid h2{font-size:32px;font-weight:800;letter-spacing:-.6px;line-height:1.15;max-width:420px}
.lb-mid p{margin-top:16px;font-size:14.5px;color:rgba(255,255,255,.82);max-width:400px;line-height:1.6}
.lb-features{margin-top:28px;display:flex;flex-direction:column;gap:13px}
.lb-feat{display:flex;align-items:center;gap:12px;font-size:13.5px;color:rgba(255,255,255,.9)}
.lb-feat .fi{width:30px;height:30px;border-radius:9px;background:rgba(255,255,255,.13);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.lb-foot{position:relative;z-index:2;font-size:11.5px;color:rgba(255,255,255,.6)}
.login-formpane{background:#fff;display:flex;align-items:center;justify-content:center;padding:40px}
.login-card{width:100%;max-width:380px}
.login-card .lc-h{font-size:23px;font-weight:800;letter-spacing:-.4px}
.login-card .lc-s{color:var(--slate);font-size:13.5px;margin-top:6px;margin-bottom:28px}
.field{margin-bottom:16px}
.field label{display:block;font-size:12.5px;font-weight:600;margin-bottom:7px}
.field .inp{display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:11px;padding:12px 14px;background:var(--canvas-2);transition:.14s}
.field .inp:focus-within{border-color:var(--maroon-soft);background:#fff;box-shadow:0 0 0 3px var(--maroon-tint)}
.field .inp input{border:none;background:none;outline:none;font-family:var(--sans);font-size:14px;width:100%}
.btn-block{width:100%;justify-content:center;padding:13px;font-size:14px}
.magic-note{background:var(--maroon-wash);border:1px solid var(--maroon-tint);border-radius:11px;padding:13px 15px;font-size:12.5px;color:var(--slate);line-height:1.5;margin-top:22px}
.login-foot{margin-top:26px;font-size:12px;color:var(--muted);text-align:center;line-height:1.6}
.notice-ok{background:var(--green-bg);color:var(--green);border-radius:11px;padding:13px 15px;font-size:13px;font-weight:600;margin-bottom:16px}
.notice-err{background:var(--amber-bg);color:var(--amber);border-radius:11px;padding:13px 15px;font-size:13px;font-weight:600;margin-bottom:16px}

/* viewer */
.viewer-grid{display:grid;grid-template-columns:1fr 320px;gap:22px;align-items:start}
.doc-stage{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden}
.doc-toolbar{height:52px;border-bottom:1px solid var(--line-soft);display:flex;align-items:center;gap:10px;padding:0 16px;background:var(--canvas-2)}
.doc-toolbar .dt-name{font-size:12.5px;font-weight:600}
.doc-toolbar .lock{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:600;color:var(--maroon);background:var(--maroon-tint);padding:5px 10px;border-radius:8px;margin-left:auto}
.paper-wrap{padding:26px;background:repeating-linear-gradient(45deg,#f0f1f4,#f0f1f4 12px,#eceef2 12px,#eceef2 24px);max-height:75vh;overflow:auto;text-align:center}
.paper-wrap img{max-width:100%;box-shadow:var(--shadow-md);margin-bottom:18px;user-select:none;-webkit-user-drag:none;background:#fff}
.view-note{font-size:11px;color:var(--muted);line-height:1.5;padding:12px 16px;border-top:1px solid var(--line-soft);background:var(--canvas-2)}
.side-panel{display:flex;flex-direction:column;gap:16px}
.sp-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden}
.sp-card .sp-h{padding:14px 16px;border-bottom:1px solid var(--line-soft);font-size:11px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;color:var(--muted)}
.sp-body{padding:16px}
.meta-row{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px solid var(--line-soft);font-size:12.5px}
.meta-row:last-child{border-bottom:none}
.meta-row .k{color:var(--muted)}
.meta-row .v{font-weight:600;text-align:right}
.sign-box{padding:18px 16px;text-align:center}
.sign-box h3{font-size:14px;font-weight:700}
.sign-box p{font-size:12px;color:var(--slate);margin:6px 0 14px;line-height:1.5}
.check-line{display:flex;align-items:flex-start;gap:9px;font-size:12px;color:var(--slate);text-align:left;background:var(--canvas-2);border:1px solid var(--line-soft);border-radius:9px;padding:11px 12px;margin-bottom:14px;line-height:1.5}

/* sign lists */
.signlist .sl-item{display:flex;align-items:center;gap:14px;padding:15px 20px;border-bottom:1px solid var(--line-soft)}
.signlist .sl-item:last-child{border-bottom:none}
.sl-status{width:32px;height:32px;border-radius:9px;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-weight:800}
.sl-status.done{background:var(--green-bg);color:var(--green)}
.sl-status.pending{background:var(--amber-bg);color:var(--amber)}
.sl-main{flex:1;min-width:0}
.sl-main b{font-size:13px;font-weight:600;display:block}
.sl-main span{font-size:11.5px;color:var(--muted)}
.sl-date{font-size:11.5px;color:var(--muted);text-align:right}

/* matrix */
.matrix{width:100%;border-collapse:collapse}
.matrix th{padding:12px 10px;text-align:center;font-size:11px}
.matrix th:first-child{text-align:left}
.matrix td{padding:11px 10px;text-align:center;border-bottom:1px solid var(--line-soft)}
.matrix td:first-child{text-align:left;font-weight:600;font-size:12.5px}
.dot-yes{width:20px;height:20px;border-radius:6px;background:var(--maroon);display:inline-block}
.dot-no{width:20px;height:20px;border-radius:6px;background:var(--canvas);border:1px solid var(--line);display:inline-block}
.dot-ind{width:20px;height:20px;border-radius:6px;background:var(--amber-bg);border:1px solid #E7CE9B;display:inline-block}

/* guest rows */
.guest-row{display:flex;align-items:center;gap:13px;padding:13px 20px;border-bottom:1px solid var(--line-soft)}
.guest-row:last-child{border-bottom:none}
.g-av{width:36px;height:36px;border-radius:9px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:13px;flex-shrink:0;background:var(--maroon)}
.g-main{flex:1;min-width:0}
.g-main b{font-size:13px;font-weight:600;display:block}
.g-main span{font-size:11.5px;color:var(--muted)}

/* needs review banner */
.nr-banner{display:flex;gap:13px;background:var(--amber-bg);border:1px solid #EAD6A6;border-radius:var(--radius);padding:16px 18px;margin-bottom:22px}
.nr-banner b{font-size:13.5px;color:#6b4700;display:block}
.nr-banner p{font-size:12.5px;color:#7a5510;margin-top:2px}

.two-col{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:start}
.form-row{display:flex;gap:10px;flex-wrap:wrap;align-items:flex-end}
.form-row .field{margin-bottom:0;flex:1;min-width:140px}
.field select,.field input[type=text],.field input[type=email]{width:100%;border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-family:var(--sans);font-size:13px;background:var(--canvas-2)}
.stat-inline{display:flex;gap:20px;flex-wrap:wrap;margin-bottom:22px}
.stat-inline .si{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px 20px;box-shadow:var(--shadow-sm)}
.stat-inline .si b{display:block;font-size:22px;font-weight:800}
.stat-inline .si span{font-size:12px;color:var(--muted);font-weight:600}

@media(max-width:1080px){.viewer-grid,.two-col{grid-template-columns:1fr}.login-wrap{grid-template-columns:1fr}.login-brandpane{display:none}.app{grid-template-columns:1fr}.sidebar{flex-direction:row;align-items:center;overflow-x:auto}}
@media print{body{display:none !important}}