/* ============================================================
   Booklend design system
   Spruce-teal + apricot · bookish serif display + system sans
   Layered on top of Bootstrap 5 (themes .btn/.card/.form-control etc.)
   ============================================================ */

:root {
  /* neutrals — cool, biased toward the spruce accent */
  --bl-paper:    #ffffff;
  --bl-ground:   #eef2f1;
  --bl-ground-2: #e5ebe9;
  --bl-ink:      #14242a;
  --bl-ink-2:    #405058;
  --bl-ink-3:    #6d8087;
  --bl-line:     #dce4e2;
  --bl-line-2:   #cfd9d6;

  /* brand */
  --bl-brand:      #0e6e63;
  --bl-brand-600:  #0b5a51;
  --bl-brand-700:  #084a43;
  --bl-brand-tint: #e1efec;
  --bl-apricot:      #e08c3e;
  --bl-apricot-soft: #ef9d54;
  --bl-apricot-tint: #fbeddc;

  /* semantic */
  --bl-ok:   #2f9e6b;  --bl-ok-bg:   #e6f4ec;
  --bl-warn: #b07d10;  --bl-warn-bg: #f8efd4;
  --bl-late: #cf4d34;  --bl-late-bg: #f9e7e1;

  /* type */
  --bl-serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --bl-sans:  -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --bl-shadow-sm: 0 1px 2px rgba(16,40,44,.06), 0 1px 3px rgba(16,40,44,.05);
  --bl-shadow-md: 0 4px 16px rgba(16,40,44,.08), 0 2px 6px rgba(16,40,44,.05);
  --bl-shadow-lg: 0 18px 50px rgba(11,40,44,.16), 0 6px 18px rgba(11,40,44,.08);
  --bl-r: 14px;

  /* Bootstrap variable overrides */
  --bs-primary: #0e6e63;
  --bs-primary-rgb: 14,110,99;
  --bs-link-color: #0b5a51;
  --bs-link-hover-color: #084a43;
  --bs-body-color: #14242a;
  --bs-body-font-family: var(--bl-sans);
  --bs-border-color: #dce4e2;
}

/* ---------- base ---------- */
html, body { height: 100%; }
body {
  font-family: var(--bl-sans);
  color: var(--bl-ink);
  background:
    radial-gradient(1100px 520px at 88% -12%, rgba(14,110,99,.08), transparent 60%),
    var(--bl-ground);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
h1, h2, h3, .bl-serif { font-family: var(--bl-serif); letter-spacing: -.01em; }
a { text-decoration: none; }
.bl-wrap { max-width: 1160px; margin-inline: auto; padding-inline: 22px; }
.bl-eyebrow {
  font-size: 12px; font-weight: 700; letter-spacing: .14em;
  text-transform: uppercase; color: var(--bl-brand); margin: 0 0 12px;
}
.text-brand { color: var(--bl-brand) !important; }
.bl-muted { color: var(--bl-ink-3); }

/* ---------- buttons ---------- */
.btn { font-weight: 600; border-radius: 11px; padding: 10px 18px; transition: transform .12s ease, box-shadow .12s ease, background .12s ease, border-color .12s ease; }
.btn:focus-visible { outline: 3px solid var(--bl-brand-tint); outline-offset: 1px; }
.btn-primary, .btn-primary:visited { background: var(--bl-brand); border-color: var(--bl-brand); color: #fff; box-shadow: var(--bl-shadow-sm); }
.btn-primary:hover, .btn-primary:focus { background: var(--bl-brand-600); border-color: var(--bl-brand-600); color: #fff; transform: translateY(-1px); box-shadow: var(--bl-shadow-md); }
.btn-primary:active { background: var(--bl-brand-700) !important; border-color: var(--bl-brand-700) !important; }
.btn-secondary { background: var(--bl-apricot); border-color: var(--bl-apricot); color: #fff; }
.btn-secondary:hover, .btn-secondary:focus { background: #cf7d31; border-color: #cf7d31; color: #fff; }
.btn-outline-primary { color: var(--bl-brand); border-color: var(--bl-line-2); background: var(--bl-paper); }
.btn-outline-primary:hover, .btn-outline-primary:focus { background: var(--bl-brand-tint); border-color: var(--bl-brand); color: var(--bl-brand-700); }
.btn-ghost { background: var(--bl-paper); border: 1px solid var(--bl-line-2); color: var(--bl-ink); }
.btn-ghost:hover { border-color: var(--bl-brand); color: var(--bl-brand); }
.btn-danger { background: var(--bl-late); border-color: var(--bl-late); }
.btn-success { background: var(--bl-ok); border-color: var(--bl-ok); }
.btn-sm { padding: 7px 13px; font-size: 13px; border-radius: 9px; }
.btn-lg { padding: 13px 24px; font-size: 16px; }
.btn-pill { border-radius: 999px; }

/* ---------- forms ---------- */
.form-label { font-size: 12.5px; font-weight: 700; color: var(--bl-ink-2); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 6px; }
.form-control, .form-select {
  border: 1px solid var(--bl-line-2); border-radius: 10px; padding: 10px 13px;
  color: var(--bl-ink); background-color: var(--bl-paper); font-size: 14.5px;
}
.form-control::placeholder { color: var(--bl-ink-3); }
.form-control:focus, .form-select:focus {
  border-color: var(--bl-brand); box-shadow: 0 0 0 3px var(--bl-brand-tint); background-color: var(--bl-paper);
}
.input-group-text { background: var(--bl-ground-2); border-color: var(--bl-line-2); color: var(--bl-ink-3); border-radius: 10px; }

/* ---------- cards / surfaces ---------- */
.card, .bl-card {
  background: var(--bl-paper); border: 1px solid var(--bl-line);
  border-radius: var(--bl-r); box-shadow: var(--bl-shadow-sm);
}
.card { color: var(--bl-ink); }
.bl-pad { padding: 20px; }
.bl-section { padding: 34px 0; }
.bl-section-head h2 { font-size: 26px; font-weight: 600; margin: 0 0 6px; }
.bl-section-head p { color: var(--bl-ink-2); margin: 0; }

/* ---------- pills / status ---------- */
.pill {
  font-size: 12px; font-weight: 600; padding: 4px 11px 4px 9px;
  border-radius: 999px; display: inline-flex; align-items: center; gap: 6px; line-height: 1.4;
}
.pill .pd { width: 7px; height: 7px; border-radius: 50%; flex: 0 0 auto; }
.pill-ok   { background: var(--bl-ok-bg);   color: var(--bl-ok); }   .pill-ok .pd   { background: var(--bl-ok); }
.pill-warn { background: var(--bl-warn-bg); color: var(--bl-warn); } .pill-warn .pd { background: var(--bl-warn); }
.pill-late { background: var(--bl-late-bg); color: var(--bl-late); } .pill-late .pd { background: var(--bl-late); }
.pill-info { background: var(--bl-brand-tint); color: var(--bl-brand); } .pill-info .pd { background: var(--bl-brand); }
.pill-muted{ background: var(--bl-ground-2); color: var(--bl-ink-3); } .pill-muted .pd{ background: var(--bl-ink-3); }
.badge.bg-primary { background: var(--bl-brand) !important; }

/* ---------- tables ---------- */
.table { color: var(--bl-ink); --bs-table-bg: transparent; }
.table > thead th {
  font-size: 11px; text-transform: uppercase; letter-spacing: .06em;
  color: var(--bl-ink-3); font-weight: 700; border-bottom: 1px solid var(--bl-line); padding: 10px 12px;
}
.table > tbody td { padding: 12px; border-bottom: 1px solid var(--bl-line); vertical-align: middle; }
.table-hover > tbody > tr:hover > * { background: var(--bl-brand-tint); }

/* ---------- avatars ---------- */
.bl-avatar {
  border-radius: 50%; display: inline-grid; place-items: center; flex: 0 0 auto;
  font-weight: 700; color: #fff; background: var(--bl-brand); width: 34px; height: 34px; font-size: 13px;
}
.bl-avatar.apricot { background: var(--bl-apricot); }
.bl-avatar.sm { width: 24px; height: 24px; font-size: 10px; }
.bl-avatar.lg { width: 44px; height: 44px; font-size: 16px; }

/* ============================================================
   App shell — top bar
   ============================================================ */
.bl-page { min-height: 100vh; display: flex; flex-direction: column; }
.bl-topbar {
  position: sticky; top: 0; z-index: 1030;
  background: rgba(255,255,255,.86); backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--bl-line);
}
.bl-topbar-inner { display: flex; align-items: center; gap: 18px; height: 64px; }
.bl-brand { display: flex; align-items: center; gap: 10px; color: var(--bl-ink); }
.bl-brand svg { width: 30px; height: 30px; }
.bl-brand .word { font-family: var(--bl-serif); font-size: 21px; font-weight: 600; }
.bl-brand .word b { color: var(--bl-brand); font-weight: 600; }

.bl-nav { display: flex; align-items: center; gap: 2px; margin-left: 8px; }
.bl-nav-link {
  color: var(--bl-ink-2); font-size: 14px; font-weight: 500; padding: 8px 13px;
  border-radius: 9px; display: inline-flex; align-items: center; gap: 7px; position: relative;
}
.bl-nav-link:hover { background: var(--bl-ground-2); color: var(--bl-ink); }
.bl-nav-link.active { color: var(--bl-brand); background: var(--bl-brand-tint); }
.bl-nav-link .req-dot {
  background: var(--bl-apricot); color: #fff; font-size: 10.5px; font-weight: 700;
  border-radius: 999px; padding: 0 6px; min-width: 17px; height: 17px; display: inline-grid; place-items: center;
}
.bl-spacer { flex: 1; }

.bl-userchip { display: flex; align-items: center; gap: 9px; padding: 5px 6px 5px 5px; border-radius: 999px; border: 1px solid var(--bl-line); background: var(--bl-paper); cursor: pointer; }
.bl-userchip:hover { border-color: var(--bl-line-2); }
.bl-userchip .un { font-size: 13px; font-weight: 600; line-height: 1.1; color: var(--bl-ink); }
.bl-userchip .ue { font-size: 11px; color: var(--bl-ink-3); line-height: 1.1; }
.bl-dropdown { border: 1px solid var(--bl-line); border-radius: 12px; box-shadow: var(--bl-shadow-lg); padding: 6px; min-width: 210px; }
.bl-dropdown .dropdown-item { border-radius: 8px; padding: 9px 11px; font-size: 14px; color: var(--bl-ink-2); display: flex; align-items: center; gap: 10px; }
.bl-dropdown .dropdown-item:hover { background: var(--bl-brand-tint); color: var(--bl-brand-700); }
.bl-dropdown .dropdown-item.text-danger:hover { background: var(--bl-late-bg); color: var(--bl-late); }

/* mobile nav */
.bl-burger { display: none; background: none; border: 1px solid var(--bl-line-2); border-radius: 9px; width: 40px; height: 38px; color: var(--bl-ink); }
@media (max-width: 940px) {
  .bl-burger { display: inline-grid; place-items: center; }
  .bl-nav {
    position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; align-items: stretch;
    background: var(--bl-paper); border-bottom: 1px solid var(--bl-line); padding: 10px 16px; gap: 2px;
    box-shadow: var(--bl-shadow-md); display: none;
  }
  .bl-nav.open { display: flex; }
  .bl-userchip .un, .bl-userchip .ue { display: none; }
}

/* ============================================================
   Hero (landing)
   ============================================================ */
.bl-hero { padding: 56px 0 40px; display: grid; grid-template-columns: 1.05fr .95fr; gap: 44px; align-items: center; }
.bl-hero h1 { font-size: clamp(32px, 4.6vw, 50px); font-weight: 600; line-height: 1.05; margin: 0 0 18px; text-wrap: balance; }
.bl-hero h1 em { font-style: italic; color: var(--bl-brand); }
.bl-hero p.lead { font-size: 17px; color: var(--bl-ink-2); max-width: 46ch; margin: 0 0 24px; }
.bl-hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }
.bl-spines { position: relative; height: 320px; display: flex; align-items: flex-end; justify-content: center; gap: 12px; }
.bl-spine { width: 60px; border-radius: 8px 8px 4px 4px; box-shadow: var(--bl-shadow-lg); color: #fff; display: flex; flex-direction: column; justify-content: space-between; padding: 13px 9px; position: relative; overflow: hidden; }
.bl-spine .st { font-family: var(--bl-serif); font-size: 12.5px; font-weight: 600; line-height: 1.12; }
.bl-spine .sa { font-size: 9px; opacity: .82; }
.bl-spine::after { content: ""; position: absolute; inset: 0; background: linear-gradient(115deg, rgba(255,255,255,.18), transparent 42%); }

/* ============================================================
   Book cards / grid
   ============================================================ */
.book-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 18px; }
.book-card { background: var(--bl-paper); border: 1px solid var(--bl-line); border-radius: 14px; overflow: hidden; box-shadow: var(--bl-shadow-sm); transition: transform .14s ease, box-shadow .14s ease; display: flex; flex-direction: column; }
.book-card:hover { transform: translateY(-3px); box-shadow: var(--bl-shadow-md); }
.book-cover { position: relative; aspect-ratio: 3/4; background: linear-gradient(160deg, #14615a, #0c4640); display: grid; place-items: center; overflow: hidden; }
.book-cover img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.book-cover .no-cover { color: rgba(255,255,255,.92); text-align: center; padding: 16px; font-family: var(--bl-serif); }
.book-cover .no-cover .nc-t { font-size: 16px; font-weight: 600; line-height: 1.15; }
.book-cover .no-cover .nc-a { font-size: 11px; opacity: .8; margin-top: 6px; font-family: var(--bl-sans); }
.book-cover .cover-badge { position: absolute; top: 10px; right: 10px; }
.pill-cover { background: rgba(255,255,255,.94); color: #14242a; font-size: 10.5px; font-weight: 700; padding: 3px 9px; border-radius: 999px; display: inline-flex; align-items: center; gap: 5px; box-shadow: var(--bl-shadow-sm); }
.pill-cover .pd { width: 6px; height: 6px; border-radius: 50%; background: var(--bl-ok); }
.pill-cover.out .pd { background: var(--bl-warn); }
.book-body { padding: 12px 13px 14px; display: flex; flex-direction: column; gap: 4px; flex: 1; }
.book-body .bt { font-weight: 600; font-size: 14px; line-height: 1.25; }
.book-body .ba { font-size: 12.5px; color: var(--bl-ink-3); }
.book-body .brow { margin-top: auto; padding-top: 10px; display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.book-owner { font-size: 12px; color: var(--bl-ink-3); display: flex; align-items: center; gap: 6px; }
.age-tag { font-size: 10.5px; font-weight: 700; color: var(--bl-ink-3); background: var(--bl-ground-2); border-radius: 6px; padding: 2px 7px; }

/* ============================================================
   Dashboard — stat tiles, loan rows, requests
   ============================================================ */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; }
.stat { background: var(--bl-paper); border: 1px solid var(--bl-line); border-radius: 13px; padding: 15px 16px; box-shadow: var(--bl-shadow-sm); }
.stat .sh { display: flex; align-items: center; justify-content: space-between; }
.stat .sl { font-size: 12.5px; color: var(--bl-ink-3); }
.stat .si { width: 32px; height: 32px; border-radius: 9px; display: grid; place-items: center; background: var(--bl-brand-tint); color: var(--bl-brand); }
.stat .si.apricot { background: var(--bl-apricot-tint); color: var(--bl-apricot); }
.stat .si.warn { background: var(--bl-warn-bg); color: var(--bl-warn); }
.stat .sv { font-size: 28px; font-weight: 700; letter-spacing: -.02em; margin-top: 10px; font-variant-numeric: tabular-nums; }
.stat .st { font-size: 11.5px; font-weight: 600; }

.panel-head { display: flex; align-items: center; justify-content: space-between; padding: 16px 18px 10px; }
.panel-head h3 { margin: 0; font-size: 15px; font-weight: 700; }
.panel-head a { font-size: 12.5px; color: var(--bl-brand); font-weight: 600; }

/* checkout-card loan row */
.loan-row { display: flex; align-items: center; gap: 13px; padding: 13px 18px; border-top: 1px dashed var(--bl-line); }
.loan-cover { width: 36px; height: 48px; border-radius: 4px; flex: 0 0 auto; box-shadow: var(--bl-shadow-sm); object-fit: cover; background: linear-gradient(160deg, #14615a, #0c4640); display: grid; place-items: center; color: #fff; font-family: var(--bl-serif); font-size: 8px; text-align: center; padding: 3px; overflow: hidden; }
.loan-cover img { width: 100%; height: 100%; object-fit: cover; }
.loan-meta { flex: 1; min-width: 0; }
.loan-meta .lt { font-weight: 600; font-size: 13.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.loan-meta .lb { font-size: 12px; color: var(--bl-ink-3); }
.stamp { font-size: 10px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; border: 1.5px solid var(--bl-ok); color: var(--bl-ok); border-radius: 6px; padding: 3px 8px; transform: rotate(-3deg); text-align: center; line-height: 1.2; white-space: nowrap; }
.stamp small { display: block; font-size: 8px; letter-spacing: .08em; opacity: .82; }
.stamp.soon { border-color: var(--bl-warn); color: var(--bl-warn); }
.stamp.late { border-color: var(--bl-late); color: var(--bl-late); transform: rotate(-4deg); }

.req-row { display: flex; align-items: center; gap: 12px; padding: 13px 18px; border-top: 1px dashed var(--bl-line); }
.req-row .rt { flex: 1; min-width: 0; font-size: 13.5px; }
.req-row .rt small { display: block; font-size: 11.5px; color: var(--bl-ink-3); }
.req-actions { display: flex; gap: 7px; }
.icon-btn { border: 1px solid var(--bl-line-2); background: var(--bl-paper); border-radius: 9px; width: 34px; height: 34px; display: inline-grid; place-items: center; cursor: pointer; color: var(--bl-ink-2); }
.icon-btn:hover { background: var(--bl-ground-2); }
.icon-btn.accept { background: var(--bl-brand); border-color: var(--bl-brand); color: #fff; }
.icon-btn.accept:hover { background: var(--bl-brand-600); }

/* ============================================================
   Auth pages
   ============================================================ */
.auth-shell { min-height: calc(100vh - 64px); display: grid; place-items: center; padding: 40px 20px; }
.auth-card { width: 100%; max-width: 440px; background: var(--bl-paper); border: 1px solid var(--bl-line); border-radius: 18px; box-shadow: var(--bl-shadow-lg); padding: 34px 32px; }
.auth-card h1 { font-size: 26px; font-weight: 600; margin: 0 0 4px; }
.auth-card .sub { color: var(--bl-ink-3); font-size: 14px; margin-bottom: 22px; }
.auth-swap { text-align: center; margin-top: 18px; font-size: 14px; color: var(--bl-ink-2); }

/* ============================================================
   Empty states, spinners, misc
   ============================================================ */
.bl-empty { text-align: center; padding: 46px 20px; color: var(--bl-ink-3); }
.bl-empty .ei { width: 56px; height: 56px; border-radius: 16px; background: var(--bl-brand-tint); color: var(--bl-brand); display: inline-grid; place-items: center; margin-bottom: 14px; }
.bl-empty h4 { color: var(--bl-ink); font-size: 17px; margin: 0 0 6px; }
.bl-empty p { margin: 0 auto 16px; max-width: 42ch; font-size: 14px; }
.bl-spinner { width: 34px; height: 34px; border: 3px solid var(--bl-brand-tint); border-top-color: var(--bl-brand); border-radius: 50%; animation: bl-spin .7s linear infinite; }
.bl-loading { display: grid; place-items: center; padding: 60px 0; gap: 14px; color: var(--bl-ink-3); }
@keyframes bl-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .bl-spinner { animation-duration: 1.6s; } }

/* fade-in on load */
.bl-fade { opacity: 0; transform: translateY(12px); animation: bl-fu .5s cubic-bezier(.2,.7,.3,1) forwards; }
.bl-fade.d1 { animation-delay: .05s; } .bl-fade.d2 { animation-delay: .12s; } .bl-fade.d3 { animation-delay: .2s; }
@keyframes bl-fu { to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .bl-fade { animation: none; opacity: 1; transform: none; } }

/* ============================================================
   Footer
   ============================================================ */
.bl-footer { margin-top: auto; background: var(--bl-paper); border-top: 1px solid var(--bl-line); padding: 40px 0 30px; }
.bl-footer .cols { display: grid; grid-template-columns: 2fr 1fr 1fr 1.4fr; gap: 30px; }
.bl-footer h5 { font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--bl-ink-3); font-weight: 700; margin: 0 0 14px; }
.bl-footer a { color: var(--bl-ink-2); font-size: 14px; display: block; padding: 4px 0; }
.bl-footer a:hover { color: var(--bl-brand); }
.bl-footer .foot-brand p { color: var(--bl-ink-2); font-size: 14px; max-width: 34ch; margin-top: 12px; }
.bl-footer-bottom { border-top: 1px solid var(--bl-line); margin-top: 26px; padding-top: 18px; font-size: 13px; color: var(--bl-ink-3); display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
@media (max-width: 800px) { .bl-footer .cols { grid-template-columns: 1fr 1fr; } }

/* ---------- toasts (custom, replaces toastr) ---------- */
#bl-toasts { position: fixed; top: 18px; right: 18px; z-index: 2000; display: flex; flex-direction: column; gap: 10px; max-width: 340px; }
.bl-toast { background: var(--bl-paper); border: 1px solid var(--bl-line); border-left: 4px solid var(--bl-brand); border-radius: 11px; box-shadow: var(--bl-shadow-lg); padding: 12px 14px; font-size: 13.5px; color: var(--bl-ink); display: flex; align-items: flex-start; gap: 10px; animation: bl-toast-in .3s ease; }
.bl-toast.ok   { border-left-color: var(--bl-ok); }
.bl-toast.error{ border-left-color: var(--bl-late); }
.bl-toast.warn { border-left-color: var(--bl-warn); }
.bl-toast .tx { flex: 1; }
@keyframes bl-toast-in { from { opacity: 0; transform: translateX(16px); } to { opacity: 1; transform: none; } }

/* scroll-to-top */
.bl-scrolltop { position: fixed; right: 20px; bottom: 20px; width: 44px; height: 44px; border-radius: 50%; background: var(--bl-brand); color: #fff; border: none; box-shadow: var(--bl-shadow-lg); display: none; place-items: center; cursor: pointer; z-index: 1000; }
.bl-scrolltop.show { display: grid; }

/* blazor error UI */
#blazor-error-ui { background: #fff; border-top: 3px solid var(--bl-late); box-shadow: var(--bl-shadow-lg); color: var(--bl-ink); padding: 12px 20px; }
#blazor-error-ui .reload { color: var(--bl-brand); font-weight: 600; }

@media (max-width: 860px) {
  .bl-hero { grid-template-columns: 1fr; gap: 30px; padding-top: 34px; }
  .bl-spines { height: 250px; }
}