/* ============================================================
   INF-FNI Stamps — app.css
   Font: DM Sans + DM Mono
   Tema: Profesionalna, čista, data-heavy admin UI
   ============================================================ */

/* -------------------------------------------------------
   CSS Variables — Light mode
   ------------------------------------------------------- */
:root {
  --font-sans: 'DM Sans', system-ui, sans-serif;
  --font-mono: 'DM Mono', 'Courier New', monospace;

  --sidebar-w: 240px;
  --topbar-h: 56px;

  --c-bg:        #f6f5f2;
  --c-surface:   #ffffff;
  --c-border:    #e8e6e0;
  --c-border-md: #d4d1c8;

  --c-text:      #1a1917;
  --c-text-2:    #5a5854;
  --c-text-3:    #9a9790;

  --c-primary:   #1a1917;
  --c-primary-h: #333230;
  --c-accent:    #e85d24;
  --c-accent-h:  #c94d1a;

  --c-success:   #2d7a4e;
  --c-success-bg:#edf7f2;
  --c-danger:    #c0392b;
  --c-danger-bg: #fdf0ee;
  --c-warning:   #b7590a;
  --c-warning-bg:#fef4e8;
  --c-info:      #1a5f9e;
  --c-info-bg:   #e8f2fc;

  --shadow-sm:   0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:   0 4px 12px rgba(0,0,0,.08), 0 2px 4px rgba(0,0,0,.04);
  --shadow-lg:   0 8px 24px rgba(0,0,0,.10), 0 4px 8px rgba(0,0,0,.04);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
}

/* Dark mode */
[data-bs-theme="dark"] {
  --c-bg:        #111110;
  --c-surface:   #1c1b1a;
  --c-border:    #2e2c2a;
  --c-border-md: #3e3c38;

  --c-text:      #f0ede8;
  --c-text-2:    #a09d98;
  --c-text-3:    #6a6764;

  --c-primary:   #f0ede8;
  --c-primary-h: #ffffff;
  --c-accent:    #f07040;

  --c-success-bg:#0f2a1c;
  --c-danger-bg: #2a0f0d;
  --c-warning-bg:#2a1a06;
  --c-info-bg:   #0a1e30;
}

/* -------------------------------------------------------
   Reset / Base
   ------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html, body {
  height: 100%;
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--c-accent); text-decoration: none; }
a:hover { color: var(--c-accent-h); }

/* -------------------------------------------------------
   App layout
   ------------------------------------------------------- */
.app-wrapper {
  display: flex;
  min-height: 100vh;
}

/* -------------------------------------------------------
   Sidebar
   ------------------------------------------------------- */
.sidebar {
  width: var(--sidebar-w);
  min-height: 100vh;
  background: var(--c-surface);
  border-right: 1px solid var(--c-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0;
  z-index: 100;
  transition: transform .25s ease;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 20px 20px 16px;
  border-bottom: 1px solid var(--c-border);
  font-size: 16px;
  font-weight: 600;
  color: var(--c-text);
  letter-spacing: -.3px;
}

.brand-icon {
  width: 32px; height: 32px;
  background: var(--c-primary);
  color: var(--c-surface);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
}

[data-bs-theme="dark"] .brand-icon { background: var(--c-accent); }

.brand-accent { color: var(--c-accent); margin: 0 1px; }

.sidebar-nav {
  flex: 1;
  padding: 12px 0;
  overflow-y: auto;
}

.nav-section {
  margin-bottom: 4px;
  padding: 0 12px;
}

.nav-label {
  display: block;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--c-text-3);
  padding: 12px 8px 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  color: var(--c-text-2);
  font-weight: 400;
  font-size: 13.5px;
  transition: all .15s;
  margin-bottom: 1px;
}

.nav-item i { font-size: 15px; width: 18px; text-align: center; }

.nav-item:hover {
  background: var(--c-bg);
  color: var(--c-text);
  text-decoration: none;
}

.nav-item.active {
  background: var(--c-primary);
  color: var(--c-surface);
  font-weight: 500;
}

[data-bs-theme="dark"] .nav-item.active { background: var(--c-accent); }

.sidebar-footer {
  padding: 12px;
  border-top: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  gap: 8px;
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 0;
  color: var(--c-text);
  border-radius: var(--radius-sm);
  padding: 6px 8px;
  transition: background .15s;
}

.sidebar-user:hover { background: var(--c-bg); text-decoration: none; }

.user-avatar {
  width: 30px; height: 30px;
  background: var(--c-primary);
  color: var(--c-surface);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 600;
  flex-shrink: 0;
}

.user-name { font-size: 13px; font-weight: 500; overflow: hidden; text-overflow: ellipsis; }
.user-role { font-size: 11px; color: var(--c-text-3); text-transform: capitalize; }

.btn-logout {
  color: var(--c-text-3);
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: all .15s;
  flex-shrink: 0;
}

.btn-logout:hover { background: var(--c-danger-bg); color: var(--c-danger); }

/* -------------------------------------------------------
   Main content
   ------------------------------------------------------- */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* -------------------------------------------------------
   Topbar
   ------------------------------------------------------- */
.topbar {
  height: var(--topbar-h);
  background: var(--c-surface);
  border-bottom: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar-right { display: flex; align-items: center; gap: 8px; }

.sidebar-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--c-text);
  font-size: 20px;
  padding: 4px 8px;
  cursor: pointer;
  border-radius: var(--radius-sm);
}

.btn-icon {
  background: none;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  cursor: pointer;
  color: var(--c-text-2);
  transition: all .15s;
  font-size: 14px;
}

.btn-icon:hover { background: var(--c-bg); color: var(--c-text); }

/* -------------------------------------------------------
   Page content
   ------------------------------------------------------- */
.page-content {
  flex: 1;
  padding: 24px;
  max-width: 1400px;
  width: 100%;
}

/* -------------------------------------------------------
   Page header
   ------------------------------------------------------- */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 24px;
  gap: 16px;
  flex-wrap: wrap;
}

.page-title {
  font-size: 22px;
  font-weight: 600;
  color: var(--c-text);
  letter-spacing: -.4px;
  margin: 0;
}

.page-subtitle {
  font-size: 13px;
  color: var(--c-text-3);
  margin: 2px 0 0;
}

.page-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* -------------------------------------------------------
   Cards
   ------------------------------------------------------- */
.card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-text);
  margin: 0;
}

.card-body { padding: 20px; }

/* Stats cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.stat-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--c-text-3);
}

.stat-value {
  font-size: 28px;
  font-weight: 600;
  color: var(--c-text);
  letter-spacing: -.5px;
  line-height: 1;
  font-family: var(--font-mono);
}

.stat-sub {
  font-size: 12px;
  color: var(--c-text-3);
}

/* -------------------------------------------------------
   Tables
   ------------------------------------------------------- */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--c-border);
  background: var(--c-surface);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.data-table thead th {
  padding: 11px 14px;
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--c-text-3);
  background: var(--c-bg);
  border-bottom: 1px solid var(--c-border);
  white-space: nowrap;
}

.data-table tbody td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--c-border);
  color: var(--c-text);
  vertical-align: middle;
}

.data-table tbody tr:last-child td { border-bottom: none; }

.data-table tbody tr:hover td { background: var(--c-bg); }

.data-table .col-actions {
  text-align: right;
  white-space: nowrap;
}

/* -------------------------------------------------------
   Badges / Status
   ------------------------------------------------------- */
.badge-status {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 20px;
  font-size: 11.5px;
  font-weight: 500;
  white-space: nowrap;
}

.badge-valid    { background: var(--c-success-bg); color: var(--c-success); }
.badge-unpaid   { background: var(--c-warning-bg); color: var(--c-warning); }
.badge-paid     { background: var(--c-success-bg); color: var(--c-success); }
.badge-blocked  { background: var(--c-danger-bg);  color: var(--c-danger); }
.badge-frozen   { background: var(--c-info-bg);    color: var(--c-info); }
.badge-expired  { background: var(--c-bg);         color: var(--c-text-3); border: 1px solid var(--c-border); }
.badge-member   { background: var(--c-info-bg);    color: var(--c-info); }
.badge-supporter{ background: var(--c-success-bg); color: var(--c-success); }
.badge-youth    { background: #e8f0fe;             color: #1a5cc7; }
.badge-adult    { background: var(--c-bg);         color: var(--c-text-2); border: 1px solid var(--c-border); }

/* -------------------------------------------------------
   Stamp number — mono font
   ------------------------------------------------------- */
.stamp-number {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--c-text);
}

/* -------------------------------------------------------
   Buttons
   ------------------------------------------------------- */
.btn {
  font-family: var(--font-sans);
  font-size: 13.5px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  padding: 7px 14px;
  transition: all .15s;
  border: 1px solid transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.btn-primary {
  background: var(--c-primary);
  color: var(--c-surface);
  border-color: var(--c-primary);
}
.btn-primary:hover { background: var(--c-primary-h); color: var(--c-surface); }

.btn-accent {
  background: var(--c-accent);
  color: #fff;
  border-color: var(--c-accent);
}
.btn-accent:hover { background: var(--c-accent-h); color: #fff; }

.btn-outline {
  background: transparent;
  color: var(--c-text);
  border-color: var(--c-border-md);
}
.btn-outline:hover { background: var(--c-bg); border-color: var(--c-text-3); }

.btn-danger {
  background: var(--c-danger-bg);
  color: var(--c-danger);
  border-color: var(--c-danger-bg);
}
.btn-danger:hover { background: var(--c-danger); color: #fff; }

.btn-success {
  background: var(--c-success-bg);
  color: var(--c-success);
  border-color: var(--c-success-bg);
}
.btn-success:hover { background: var(--c-success); color: #fff; }

.btn-sm { padding: 4px 10px; font-size: 12.5px; }
.btn-xs { padding: 2px 8px;  font-size: 11.5px; }

/* -------------------------------------------------------
   Forms
   ------------------------------------------------------- */
.form-label {
  font-size: 12.5px;
  font-weight: 500;
  color: var(--c-text-2);
  margin-bottom: 5px;
  display: block;
}

.form-control, .form-select {
  background: var(--c-surface);
  border: 1px solid var(--c-border-md);
  border-radius: var(--radius-sm);
  color: var(--c-text);
  font-family: var(--font-sans);
  font-size: 13.5px;
  padding: 8px 12px;
  width: 100%;
  transition: border-color .15s, box-shadow .15s;
}

.form-control:focus, .form-select:focus {
  outline: none;
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(26,25,23,.08);
}

[data-bs-theme="dark"] .form-control:focus,
[data-bs-theme="dark"] .form-select:focus {
  box-shadow: 0 0 0 3px rgba(240,112,64,.15);
}

.form-control::placeholder { color: var(--c-text-3); }

textarea.form-control { resize: vertical; min-height: 100px; font-family: var(--font-mono); font-size: 12.5px; }

.form-group { margin-bottom: 16px; }

.form-hint {
  font-size: 11.5px;
  color: var(--c-text-3);
  margin-top: 4px;
}

.form-row {
  display: grid;
  gap: 16px;
}

.form-row-2 { grid-template-columns: 1fr 1fr; }
.form-row-3 { grid-template-columns: 1fr 1fr 1fr; }

/* -------------------------------------------------------
   Pagination
   ------------------------------------------------------- */
.pagination-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-top: 1px solid var(--c-border);
  font-size: 12.5px;
  color: var(--c-text-3);
}

.pagination {
  display: flex;
  gap: 4px;
  list-style: none;
  margin: 0; padding: 0;
}

.page-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px; height: 30px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-border);
  color: var(--c-text-2);
  font-size: 12.5px;
  transition: all .15s;
}

.page-link:hover { background: var(--c-bg); color: var(--c-text); text-decoration: none; }
.page-item.active .page-link {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: var(--c-surface);
}

/* -------------------------------------------------------
   Filter bar
   ------------------------------------------------------- */
.filter-bar {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
  align-items: center;
}

.filter-bar .form-control,
.filter-bar .form-select {
  width: auto;
  min-width: 160px;
}

/* -------------------------------------------------------
   Alert override (Bootstrap)
   ------------------------------------------------------- */
.alert {
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  padding: 10px 14px;
  border: none;
}

.alert-success { background: var(--c-success-bg); color: var(--c-success); }
.alert-danger   { background: var(--c-danger-bg);  color: var(--c-danger); }
.alert-warning  { background: var(--c-warning-bg); color: var(--c-warning); }
.alert-info     { background: var(--c-info-bg);    color: var(--c-info); }

/* -------------------------------------------------------
   Auth pages (login, forgot, reset)
   ------------------------------------------------------- */
.auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--c-bg);
  padding: 20px;
}

.auth-card {
  width: 100%;
  max-width: 400px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
}

.auth-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 32px;
}

.auth-logo-icon {
  width: 40px; height: 40px;
  background: var(--c-primary);
  color: var(--c-surface);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
}

[data-bs-theme="dark"] .auth-logo-icon { background: var(--c-accent); }

.auth-logo-text {
  font-size: 20px;
  font-weight: 600;
  color: var(--c-text);
  letter-spacing: -.3px;
}

.auth-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--c-text);
  margin: 0 0 4px;
}

.auth-subtitle {
  font-size: 13px;
  color: var(--c-text-3);
  margin: 0 0 28px;
}

/* -------------------------------------------------------
   QR validation pages
   ------------------------------------------------------- */
.qr-result-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--c-bg);
}

.qr-result-card {
  width: 100%;
  max-width: 440px;
  background: var(--c-surface);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
  box-shadow: var(--shadow-md);
}

.qr-status-icon {
  width: 72px; height: 72px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 32px;
  margin: 0 auto 20px;
}

.qr-status-valid   { background: var(--c-success-bg); color: var(--c-success); }
.qr-status-invalid { background: var(--c-danger-bg);  color: var(--c-danger); }
.qr-status-expired { background: var(--c-warning-bg); color: var(--c-warning); }
.qr-status-frozen  { background: var(--c-info-bg);    color: var(--c-info); }

.qr-stamp-number {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: .08em;
  color: var(--c-text);
  margin: 12px 0 4px;
}

/* -------------------------------------------------------
   Member dashboard — card UI
   ------------------------------------------------------- */
.member-card {
  background: var(--c-primary);
  color: var(--c-surface);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  overflow: hidden;
}

[data-bs-theme="dark"] .member-card { background: #1c1b1a; border: 1px solid var(--c-border); }

.member-card-qr {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 16px;
  display: inline-block;
  margin-bottom: 16px;
}

.member-card-number {
  font-family: var(--font-mono);
  font-size: 18px;
  letter-spacing: .12em;
  opacity: .9;
}

.member-card-name {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -.2px;
}

/* -------------------------------------------------------
   Renewal form — code input area
   ------------------------------------------------------- */
.renewal-input-tabs {
  display: flex;
  gap: 2px;
  background: var(--c-bg);
  padding: 3px;
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
  width: fit-content;
}

.renewal-tab {
  padding: 6px 14px;
  border-radius: 5px;
  font-size: 13px;
  font-weight: 500;
  color: var(--c-text-3);
  cursor: pointer;
  transition: all .15s;
  border: none;
  background: none;
}

.renewal-tab.active {
  background: var(--c-surface);
  color: var(--c-text);
  box-shadow: var(--shadow-sm);
}

/* -------------------------------------------------------
   Action buttons in table
   ------------------------------------------------------- */
.action-buttons {
  display: flex;
  gap: 4px;
  justify-content: flex-end;
}

/* -------------------------------------------------------
   Empty state
   ------------------------------------------------------- */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--c-text-3);
}

.empty-state i {
  font-size: 40px;
  display: block;
  margin-bottom: 12px;
  opacity: .4;
}

.empty-state p {
  font-size: 14px;
  margin: 0 0 16px;
}

/* -------------------------------------------------------
   Responsive
   ------------------------------------------------------- */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
    box-shadow: var(--shadow-lg);
  }

  .main-content { margin-left: 0; }

  .sidebar-toggle { display: flex; }

  .page-content { padding: 16px; }

  .form-row-2, .form-row-3 { grid-template-columns: 1fr; }

  .stats-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .auth-card { padding: 28px 20px; }
}

.app-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0 8px;
  margin-top: 40px;
  border-top: 1px solid var(--c-border);
  font-size: 12px;
  color: var(--c-text-3);
}