:root {
  --paper:       #f6f1e7;
  --surface:     #fffdf8;
  --ink:         #2e241c;
  --ink-soft:    #48402f;
  --muted:       #8a7c6a;
  --muted-2:     #9a8a72;
  --leather:     #8a5a2b;
  --leather-d:   #7a4a22;
  --leather-deep:#6b3f1d;
  --signal:      #a23b2e;
  --signal-d:    #8f3327;
  --amber:       #c8862a;
  --line:        #e7ddcb;
  --line-soft:   #efe7d7;
  --chip-bg:     #efe6d6;
  --chip-line:   #e2d4ba;

  --bs-body-bg: var(--paper);
  --bs-body-color: var(--ink);
  --bs-body-font-family: 'Lora', Georgia, 'Times New Roman', serif;
  --bs-primary: #8a5a2b;
  --bs-primary-rgb: 138, 90, 43;
  --bs-border-color: var(--line);
  --bs-border-radius: .6rem;
  --bs-link-color: var(--leather);
  --bs-link-hover-color: var(--leather-deep);
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--bs-body-font-family);
  -webkit-font-smoothing: antialiased;
}

::selection { background: #d9c29a; }

h1, h2, h3, h4, h5, h6, .navbar-brand, .pf {
  font-family: 'Playfair Display', Georgia, serif;
  color: var(--ink);
  letter-spacing: -.01em;
}
h1, .h1 { font-weight: 800; }
a { text-decoration: none; }
code { background: var(--chip-bg); color: var(--leather-deep);
       padding: 1px 6px; border-radius: 5px; }

.app-navbar {
  background: var(--surface) !important;
  border-bottom: 1px solid var(--line);
}
.app-navbar .navbar-brand {
  font-size: 1.35rem; font-weight: 700; color: var(--ink);
  display: inline-flex; align-items: center; gap: .55rem;
}
.app-navbar .navbar-brand i { color: var(--leather); }
.app-navbar .nav-link { color: var(--muted); font-weight: 500; }
.app-navbar .nav-link:hover { color: var(--leather); }
.app-navbar .nav-link.active {
  color: var(--leather); font-weight: 600;
  border-bottom: 2px solid var(--leather);
}
.app-navbar .navbar-text { color: var(--ink-soft); }

.btn { font-weight: 600; border-radius: .6rem; }
.btn-primary {
  background: var(--leather); border-color: var(--leather-d); color: #fff;
}
.btn-primary:hover, .btn-primary:focus {
  background: var(--leather-d); border-color: var(--leather-deep); color: #fff;
}
.btn-success {
  background: var(--leather-deep); border-color: var(--leather-deep); color: #fff;
}
.btn-success:hover { background: #5a3416; border-color: #5a3416; color: #fff; }
.btn-outline-secondary {
  color: var(--leather-d); border-color: #d8cab2;
}
.btn-outline-secondary:hover {
  background: var(--chip-bg); color: var(--leather-deep); border-color: #d8cab2;
}
.btn-outline-primary { color: var(--leather); border-color: #d8cab2; }
.btn-outline-primary:hover { background: var(--leather); border-color: var(--leather); color:#fff; }
.btn-danger  { background: var(--signal); border-color: var(--signal-d); }
.btn-danger:hover { background: var(--signal-d); border-color: var(--signal-d); }
.btn-outline-danger { color: var(--signal); border-color: #e3c4bd; }
.btn-outline-danger:hover { background: var(--signal); border-color: var(--signal); color:#fff; }
.btn-outline-light { color: var(--leather-d); border-color: #d8cab2; }
.btn-outline-light:hover { background: var(--chip-bg); color: var(--leather-deep); }
.btn-link { color: var(--leather); font-weight: 600; }

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 1rem;
}
.card.shadow-sm { box-shadow: 0 10px 26px -18px rgba(58,40,22,.35) !important; }
.card-header { background: var(--surface) !important; border-color: var(--line-soft); }

.badge.bg-info, .badge.text-bg-info {
  background: var(--chip-bg) !important; color: var(--leather-deep) !important;
  border: 1px solid var(--chip-line); font-weight: 600; border-radius: 999px;
  padding: .35em .8em;
}
.badge.bg-secondary, .badge.text-bg-secondary {
  background: var(--chip-bg) !important; color: var(--leather-deep) !important;
  border: 1px solid var(--chip-line); font-weight: 700;
  text-transform: uppercase; letter-spacing: .04em; font-size: .68rem;
}
.badge.bg-warning, .badge.text-bg-warning {
  background: #f7ecd6 !important; color: #8a5417 !important;
  border: 1px solid #ecd9af; font-weight: 700; border-radius: .55rem;
}
.badge.bg-light, .badge.text-bg-light {
  background: var(--line-soft) !important; color: var(--muted) !important;
  font-weight: 600;
}

.form-control, .form-select {
  background: var(--surface);
  border: 1px solid #d8cab2;
  color: var(--ink);
  border-radius: .6rem;
  padding: .6rem .85rem;
}
.form-control:focus, .form-select:focus {
  background: var(--surface); border-color: var(--leather);
  box-shadow: 0 0 0 .2rem rgba(138,90,43,.15); color: var(--ink);
}
.form-control::placeholder { color: var(--muted-2); }
.form-label { font-weight: 600; color: var(--ink-soft); margin-bottom: .4rem; }
.form-text { color: var(--muted-2); }
.form-check-input:checked { background-color: var(--leather); border-color: var(--leather); }
.form-check-input:focus { box-shadow: 0 0 0 .2rem rgba(138,90,43,.15); border-color: var(--leather); }
select[multiple].form-select option:checked {
  background: var(--leather) linear-gradient(0deg, var(--leather), var(--leather));
  color: #fff;
}

.pagination { gap: .4rem; }
.page-link {
  color: var(--ink-soft); background: var(--surface);
  border: 1px solid #ddd0b8; border-radius: .55rem !important;
  min-width: 2.4rem; text-align: center;
}
.page-link:hover { background: var(--chip-bg); color: var(--leather-deep); }
.page-item.active .page-link {
  background: var(--leather); border-color: var(--leather); color: #fff;
}
.page-item.disabled .page-link { color: #b3a48e; background: var(--surface); }

.alert { border-radius: .7rem; border-width: 1px; }
.alert-success { background: #eef2e6; border-color: #d6ddc3; color: #4a5a31; }
.alert-danger  { background: #fbeceb; border-color: #e8c9c4; color: var(--signal); }
.alert-warning { background: #faf0d8; border-color: #ecd9af; color: #8a5417; }
.alert-info    { background: #eef0e8; border-color: var(--line); color: var(--ink-soft); }

.modal-content { background: var(--surface); border: 1px solid var(--line); border-radius: .9rem; }
.modal-header, .modal-footer { border-color: var(--line-soft); }
.modal-title { font-family: 'Playfair Display', serif; font-weight: 700; }

.table { --bs-table-bg: transparent; color: var(--ink); }
.table > :not(caption) > * > * { border-bottom-color: var(--line-soft); }
.table th { color: var(--muted-2); font-weight: 600; }

.app-footer {
  background: var(--surface) !important; border-top: 1px solid var(--line);
  color: var(--muted-2);
}

.hero-band {
  background: var(--leather-deep);
  color: #f3e6cf; border-radius: 1rem;
  padding: 2.2rem 2rem;
}
.hero-band h1 { color: #f3e6cf; font-size: clamp(1.8rem, 4vw, 2.4rem); }
.hero-band .hero-sub { color: #e6d3b3; }
.hero-band .form-control { background: var(--surface); border: none; }
.hero-band .btn-hero {
  background: #e8d4ac; border: none; color: var(--leather-deep); font-weight: 600;
}
.hero-band .btn-hero:hover { background: #ddc497; color: var(--leather-deep); }
.hero-band .btn-hero-outline {
  background: transparent; border: 1px solid #9d7a4e; color: #f3e6cf; font-weight: 600;
}
.hero-band .btn-hero-outline:hover { background: rgba(255,255,255,.08); color:#fff; }

.book-cover {
  border-radius: .7rem; object-fit: cover;
  box-shadow: 0 10px 24px -8px rgba(40,28,16,.55);
}
.book-cover-ph {
  border-radius: .7rem; background: var(--leather-deep);
  display: flex; flex-direction: column; justify-content: space-between;
  padding: 1rem .9rem; color: #f3e6cf; overflow: hidden;
  box-shadow: 0 10px 24px -8px rgba(40,28,16,.55);
}
.book-cover-ph .ph-title {
  font-family: 'Playfair Display', serif; font-weight: 700;
  font-size: 1.05rem; line-height: 1.15;
}
.book-cover-ph .ph-author { font-size: .7rem; letter-spacing: .04em; opacity: .75; }

.book-row { transition: box-shadow .2s, transform .2s; }
.book-row:hover {
  box-shadow: 0 20px 40px -22px rgba(58,40,22,.45) !important;
  transform: translateY(-2px);
}
.book-row .book-title { color: var(--ink); }
.book-row .book-title:hover { color: var(--leather); }

.rating-stars { color: var(--amber); letter-spacing: 1px; }
.rating-stars .bi-star { color: #d8cab2; }

.review-avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--chip-bg); color: var(--leather);
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 700; flex: 0 0 auto;
}

.icon-btn {
  width: 38px; height: 38px; display: inline-flex; align-items: center;
  justify-content: center; border-radius: .55rem; border: 1px solid #d8cab2;
  color: var(--leather-d); background: var(--surface);
}
.icon-btn:hover { background: var(--chip-bg); color: var(--leather-deep); }
.icon-btn.danger { border-color: #e3c4bd; color: var(--signal); }
.icon-btn.danger:hover { background: #fbeceb; }

.login-badge {
  width: 56px; height: 56px; border-radius: 14px; background: var(--leather);
  display: inline-flex; align-items: center; justify-content: center;
  color: #fff; font-size: 1.5rem;
}

.EasyMDEContainer .CodeMirror {
  background: var(--surface); color: var(--ink);
  border-color: #d8cab2; border-radius: 0 0 .6rem .6rem;
}
.editor-toolbar { border-color: #d8cab2; border-radius: .6rem .6rem 0 0; background: var(--surface); }
.editor-toolbar button { color: var(--ink-soft) !important; }
.editor-toolbar button:hover { background: var(--chip-bg); border-color: var(--chip-line); }