/* ===========================
   SOIPAKON Design System
   Thème sombre + thème clair
=========================== */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=Inter:wght@300;400;500;600&display=swap');

/* --- Design tokens (invariants) --- */
:root {
  --spk-green:   #00C48C;
  --spk-yellow:  #FFD166;
  --spk-red:     #FF4B4B;
  --spk-navy:    #1A2B4A;
  --r: 8px;
  --r-lg: 16px;
}

/* --- Thème sombre (défaut) --- */
:root,
[data-theme="dark"] {
  --spk-bg:        #0D0D0D;
  --spk-bg-elevated: #2E2E2E;
  --spk-bg-card:   #2E2E2E;
  --spk-text:      #F5F4F0;
  --spk-text-muted: #888780;
  --spk-text-dim:  #bbb;
  --spk-border:    rgba(255,255,255,0.08);
  --spk-border-hover: rgba(255,255,255,0.15);
  --spk-input-bg:  rgba(255,255,255,0.04);
  --spk-input-border: rgba(255,255,255,0.1);
  --spk-nav-bg:    rgba(13,13,13,0.92);
  --spk-nav-border: rgba(255,255,255,0.06);
  --spk-table-header: #1A2B4A;
  --spk-table-row-hover: rgba(255,255,255,0.04);
  --spk-shadow:    0 4px 20px rgba(0,0,0,0.3);
}

/* --- Thème clair --- */
[data-theme="light"] {
  --spk-bg:        #F5F4F0;
  --spk-bg-elevated: #FFFFFF;
  --spk-bg-card:   #FFFFFF;
  --spk-text:      #1A1A1A;
  --spk-text-muted: #666;
  --spk-text-dim:  #555;
  --spk-border:    rgba(0,0,0,0.08);
  --spk-border-hover: rgba(0,0,0,0.15);
  --spk-input-bg:  #FFFFFF;
  --spk-input-border: rgba(0,0,0,0.15);
  --spk-nav-bg:    rgba(245,244,240,0.98);
  --spk-nav-border: rgba(0,0,0,0.06);
  --spk-table-header: #1A2B4A;
  --spk-table-row-hover: rgba(0,196,140,0.06);
  --spk-shadow:    0 4px 20px rgba(0,0,0,0.08);
}

/* --- Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--spk-bg);
  color: var(--spk-text);
  line-height: 1.6;
  min-height: 100vh;
}

h1, h2, h3, h4, .display { font-family: 'Syne', sans-serif; }
h1 { font-size: clamp(1.6rem, 4vw, 2.2rem); font-weight: 800; line-height: 1.2; margin-bottom: 0.5rem; }
h2 { font-size: clamp(1.3rem, 2.5vw, 1.6rem); font-weight: 700; margin-bottom: 0.75rem; }
h3 { font-size: 1.1rem; font-weight: 600; margin-bottom: 0.5rem; }
p { font-size: 0.95rem; line-height: 1.65; color: var(--spk-text-dim); }
strong { color: var(--spk-text); font-weight: 600; }

/* --- Nav --- */
.spk-admin-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: var(--spk-nav-bg);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--spk-nav-border);
}
.spk-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0 1.5rem;
  min-height: 56px;
}
.spk-nav-main {
  border-bottom: none;
}
.spk-nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: 0.04em;
  color: var(--spk-text);
  display: flex; align-items: center; gap: 0.5rem;
  text-decoration: none;
  transition: opacity 0.2s;
}
.spk-nav-logo:hover { opacity: 0.9; }
.spk-nav-logo span { color: var(--spk-green); }
.spk-nav-logo small {
  font-size: 0.7em;
  opacity: 0.7;
  margin-left: 0.25rem;
  font-weight: 600;
}
.spk-nav-logo img { height: 36px; width: auto; border-radius: var(--r); }
.spk-nav-links { display: flex; gap: 0.25rem; align-items: center; flex-wrap: wrap; }
.spk-nav-sections {
  display: flex;
  flex: 1;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.2rem;
  min-width: 0;
}
.spk-nav-section {
  color: var(--spk-text-muted);
  text-decoration: none;
  font-size: 0.86rem;
  font-weight: 600;
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: color 0.2s, background 0.2s, border-color 0.2s;
  white-space: nowrap;
}
.spk-nav-section:hover {
  color: var(--spk-text);
  background: var(--spk-border);
}
.spk-nav-section.is-active {
  color: var(--spk-green);
  background: rgba(0, 196, 140, 0.12);
  border-color: rgba(0, 196, 140, 0.35);
}
.spk-nav-sub {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.45rem 1.5rem 0.55rem;
  border-top: 1px solid var(--spk-nav-border);
  background: rgba(0, 0, 0, 0.12);
  flex-wrap: wrap;
}
[data-theme="light"] .spk-nav-sub {
  background: rgba(0, 0, 0, 0.03);
}
.spk-nav-sub-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--spk-text-muted);
  flex-shrink: 0;
}
.spk-nav-sub-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
}
.spk-nav-sub-link {
  color: var(--spk-text-muted);
  text-decoration: none;
  font-size: 0.84rem;
  padding: 0.3rem 0.65rem;
  border-radius: var(--r);
  transition: color 0.2s, background 0.2s;
  white-space: nowrap;
}
.spk-nav-sub-link:hover {
  color: var(--spk-text);
  background: var(--spk-border);
}
.spk-nav-sub-link.is-active {
  color: var(--spk-green);
  background: rgba(0, 196, 140, 0.1);
  font-weight: 600;
}
.spk-nav-cagnotte {
  color: var(--spk-green);
  background: rgba(0,196,140,0.12);
  border: 1px solid rgba(0,196,140,0.28);
  border-radius: var(--r);
  padding: 0.45rem 0.8rem;
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1;
}
.spk-nav-links a {
  color: var(--spk-text-muted);
  text-decoration: none;
  font-size: 0.88rem;
  padding: 0.5rem 0.9rem;
  border-radius: var(--r);
  transition: all 0.2s;
}
.spk-nav-links a:hover { color: var(--spk-text); background: var(--spk-border); }
.spk-nav-links a.active { color: var(--spk-green); background: rgba(0,196,140,0.1); }
.spk-nav-utils {
  display: flex;
  align-items: center;
  gap: 0.15rem;
  flex-shrink: 0;
  margin-left: auto;
}
.spk-nav-cta {
  background: var(--spk-green);
  color: #0D0D0D;
  border: none;
  cursor: pointer;
  border-radius: var(--r);
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 0.82rem;
  padding: 0.5rem 1rem;
  text-decoration: none;
  transition: opacity 0.2s;
}
.spk-nav-cta:hover { opacity: 0.9; }

/* --- Theme toggle --- */
.spk-theme-toggle {
  background: var(--spk-border);
  border: 1px solid var(--spk-border-hover);
  color: var(--spk-text-muted);
  width: 40px; height: 40px;
  border-radius: var(--r);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: all 0.2s;
}
.spk-theme-toggle:hover { color: var(--spk-text); background: var(--spk-border-hover); }
[data-theme="dark"] .spk-theme-toggle .icon-light { display: inline; }
[data-theme="dark"] .spk-theme-toggle .icon-dark { display: none; }
[data-theme="light"] .spk-theme-toggle .icon-light { display: none; }
[data-theme="light"] .spk-theme-toggle .icon-dark { display: inline; }

/* --- Container --- */
.spk-container {
  max-width: 1200px;
  width: 100%;
  margin-inline: auto;
  padding: 1.5rem;
  padding-top: 2rem;
  box-sizing: border-box;
}
.spk-container--wide {
  max-width: min(1680px, calc(100vw - 2.5rem));
}

/* --- Buttons --- */
.btn, .spk-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: none;
  cursor: pointer;
  border-radius: var(--r);
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 0.88rem;
  padding: 0.65rem 1.4rem;
  text-decoration: none;
  transition: all 0.2s;
}
.btn-primary, .spk-btn-primary {
  background: var(--spk-green);
  color: #0D0D0D;
}
.btn-primary:hover, .spk-btn-primary:hover { opacity: 0.9; transform: translateY(-1px); }
.btn-secondary, .spk-btn-secondary {
  background: var(--spk-bg-elevated);
  color: var(--spk-text);
  border: 1px solid var(--spk-border);
}
.btn-secondary:hover, .spk-btn-secondary:hover { border-color: var(--spk-border-hover); }
.btn-danger, .spk-btn-danger {
  background: var(--spk-red);
  color: white;
}
.btn-danger:hover, .spk-btn-danger:hover { opacity: 0.9; }
button.btn, input[type="submit"].btn { font-family: inherit; }

/* --- Cards --- */
.spk-card, .stat-card {
  background: var(--spk-bg-card);
  border-radius: var(--r-lg);
  padding: 1.5rem;
  border: 1px solid var(--spk-border);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.spk-card:hover, .stat-card:hover { border-color: var(--spk-border-hover); }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; margin-bottom: 2rem; }
.stat-card h3 { color: var(--spk-text-muted); font-size: 0.9rem; margin-bottom: 0.5rem; font-family: 'Inter', sans-serif; }
.stat-card .number { font-size: 2rem; font-weight: 800; color: var(--spk-green); font-family: 'Syne', sans-serif; }

/* --- Forms --- */
.form-group { margin-bottom: 1.5rem; }
.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--spk-text);
}
input[type="text"],
input[type="email"],
input[type="number"],
input[type="password"],
input[type="url"],
input[type="date"],
input[type="datetime-local"],
input[type="file"],
textarea,
select {
  width: 100%;
  padding: 0.7rem 0.9rem;
  background: var(--spk-input-bg);
  border: 1px solid var(--spk-input-border);
  border-radius: var(--r);
  color: var(--spk-text);
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s;
}
input:focus, textarea:focus, select:focus {
  border-color: var(--spk-green);
}
textarea { min-height: 100px; resize: vertical; }
select option { background: var(--spk-bg-elevated); }
input[type="file"] {
  padding: 0.5rem;
  cursor: pointer;
}
input[type="file"]::file-selector-button {
  padding: 0.4rem 0.8rem;
  margin-right: 0.75rem;
  background: var(--spk-green);
  color: #0D0D0D;
  border: none;
  border-radius: 6px;
  font-family: 'Syne', sans-serif;
  font-weight: 600;
  cursor: pointer;
}

/* --- Tables --- */
table.spk-table, .spk-table {
  width: 100%;
  background: var(--spk-bg-card);
  border-collapse: collapse;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--spk-border);
}
.spk-table th,
.spk-table td {
  padding: 0.9rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--spk-border);
}
.spk-table th {
  background: var(--spk-table-header);
  color: white;
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.03em;
}
.spk-table tbody tr { transition: background 0.2s; }
.spk-table tbody tr:hover { background: var(--spk-table-row-hover); }
.spk-table tbody tr:last-child td { border-bottom: none; }

/* --- BDD explorer (admin) --- */
.bdd-lead { margin-bottom: 1.25rem; color: var(--spk-text-muted); font-size: 0.9rem; }
.bdd-layout {
  display: grid;
  grid-template-columns: minmax(220px, 260px) minmax(0, 1fr);
  gap: 1.25rem;
  align-items: start;
  margin-top: 1rem;
  width: 100%;
}
.bdd-main {
  min-width: 0;
  width: 100%;
}
@media (max-width: 960px) {
  .bdd-layout { grid-template-columns: 1fr; }
}
.bdd-sidebar { position: sticky; top: 80px; max-height: calc(100vh - 100px); overflow-y: auto; }
.bdd-sidebar h3 { font-size: 0.95rem; margin-bottom: 0.75rem; }
.bdd-group { margin-bottom: 1rem; }
.bdd-group-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--spk-text-muted);
  margin-bottom: 0.35rem;
}
.bdd-table-chips { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.bdd-chip {
  display: inline-block;
  padding: 0.3rem 0.55rem;
  font-size: 0.78rem;
  border-radius: 999px;
  border: 1px solid var(--spk-border);
  color: var(--spk-text-dim);
  text-decoration: none;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.bdd-chip:hover { border-color: var(--spk-green); color: var(--spk-text); }
.bdd-chip.active {
  background: rgba(0,196,140,0.15);
  border-color: var(--spk-green);
  color: var(--spk-green);
  font-weight: 600;
}
.bdd-toolbar { margin-bottom: 1rem; }
.bdd-toolbar-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.5rem 1rem; margin-bottom: 1rem; }
.bdd-toolbar-head h2 { margin: 0; font-size: 1.2rem; }
.bdd-meta { font-size: 0.85rem; color: var(--spk-text-muted); }
.bdd-error { color: var(--spk-red); }
.bdd-filters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}
.bdd-filter-field { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.82rem; }
.bdd-filter-field input,
.bdd-filter-field select {
  padding: 0.45rem 0.6rem;
  border-radius: var(--r);
  border: 1px solid var(--spk-input-border);
  background: var(--spk-input-bg);
  color: var(--spk-text);
  font-size: 0.88rem;
}
.bdd-filters-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.bdd-columns-picker { margin: 1rem 0; font-size: 0.88rem; }
.bdd-columns-picker summary { cursor: pointer; color: var(--spk-text-dim); }
.bdd-columns-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.35rem;
  margin-top: 0.5rem;
  max-height: 160px;
  overflow-y: auto;
}
.bdd-col-check { display: flex; align-items: center; gap: 0.35rem; font-size: 0.78rem; }
.bdd-col-check.is-sensitive { opacity: 0.5; }
.bdd-per-page-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  align-items: center;
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--spk-border);
  font-size: 0.85rem;
}
.bdd-per-page-bar select {
  padding: 0.35rem 0.5rem;
  border-radius: var(--r);
  border: 1px solid var(--spk-input-border);
  background: var(--spk-input-bg);
  color: var(--spk-text);
  margin-left: 0.35rem;
}
.bdd-sort-hint {
  font-size: 0.8rem;
  color: var(--spk-text-muted);
}
.bdd-table-wrap {
  padding: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  width: 100%;
}
.bdd-table-wrap .bdd-table {
  border-radius: 0;
  border: none;
  min-width: max-content;
  width: max-content;
}
.bdd-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--spk-table-header);
  color: #fff;
}
.bdd-table th,
.bdd-table td {
  white-space: nowrap;
  max-width: 320px;
  overflow: hidden;
  text-overflow: ellipsis;
  vertical-align: top;
  font-size: 0.82rem;
}
.bdd-table .bdd-th-sort,
.bdd-table .bdd-th-sort:link,
.bdd-table .bdd-th-sort:visited {
  color: #fff;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-weight: 600;
}
.bdd-table .bdd-th-sort:hover {
  color: var(--spk-green);
  text-decoration: none;
}
.bdd-table .bdd-th-sort.active {
  color: var(--spk-green);
}
.bdd-table .bdd-sort-arrow { font-size: 0.75rem; opacity: 0.95; }
.bdd-null { color: var(--spk-text-muted); font-style: italic; }
.bdd-masked { color: var(--spk-text-muted); }
.bdd-json {
  display: inline-block;
  max-width: 280px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.75rem;
  background: var(--spk-border);
  padding: 0.1rem 0.35rem;
  border-radius: 3px;
}
.bdd-empty { padding: 2rem; text-align: center; color: var(--spk-text-muted); }
.bdd-pagination { margin-top: 1rem; }
.bdd-pagination nav { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.bdd-pagination a,
.bdd-pagination span {
  padding: 0.35rem 0.65rem;
  border-radius: var(--r);
  border: 1px solid var(--spk-border);
  font-size: 0.85rem;
  text-decoration: none;
  color: var(--spk-text-dim);
}
.bdd-pagination .active span { background: var(--spk-green); color: #0d0d0d; border-color: var(--spk-green); }

/* --- Alerts --- */
.alert, .spk-alert {
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
  border-radius: var(--r);
  border: 1px solid;
}
.alert-success, .spk-alert-success {
  background: rgba(0,196,140,0.12);
  border-color: rgba(0,196,140,0.3);
  color: #0a5c45;
}
[data-theme="dark"] .alert-success { color: #6ee7b7; }
.alert-error, .spk-alert-error {
  background: rgba(255,75,75,0.12);
  border-color: rgba(255,75,75,0.3);
  color: #b91c1c;
}
[data-theme="dark"] .alert-error { color: #fca5a5; }
.alert-info, .spk-alert-info {
  background: rgba(255,209,102,0.12);
  border-color: rgba(255,209,102,0.3);
  color: #92400e;
}
[data-theme="dark"] .alert-info { color: #fde68a; }

/* --- Tags / Badges --- */
.tag, .badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border-radius: 20px;
  border: 1px solid;
}
.tag-green, .badge-public {
  background: rgba(0,196,140,0.15);
  color: var(--spk-green);
  border-color: rgba(0,196,140,0.3);
}
.tag-red, .badge-private {
  background: rgba(255,75,75,0.15);
  color: var(--spk-red);
  border-color: rgba(255,75,75,0.3);
}
.tag-yellow {
  background: rgba(255,209,102,0.15);
  color: var(--spk-yellow);
  border-color: rgba(255,209,102,0.3);
}

/* --- Pagination --- */
.pagination {
  display: flex;
  gap: 0.5rem;
  list-style: none;
  padding: 0;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}
.pagination li { display: inline-block; }
.pagination a,
.pagination span {
  display: block;
  padding: 0.5rem 1rem;
  text-decoration: none;
  border: 1px solid var(--spk-border);
  border-radius: var(--r);
  color: var(--spk-text);
  background: var(--spk-bg-card);
  transition: all 0.2s;
}
.pagination a:hover {
  border-color: var(--spk-green);
  color: var(--spk-green);
}
.pagination .active span {
  background: var(--spk-green);
  color: #0D0D0D;
  border-color: var(--spk-green);
}
.pagination .disabled span {
  opacity: 0.5;
  cursor: not-allowed;
}

/* --- Page title spacing --- */
.spk-page-title { margin-bottom: 1.5rem; }

/* --- Logout form button --- */
.spk-nav form { display: inline; }
.spk-nav form button {
  background: none;
  border: none;
  color: var(--spk-text-muted);
  cursor: pointer;
  padding: 0.5rem 0.9rem;
  font-size: 0.88rem;
  border-radius: var(--r);
  transition: all 0.2s;
}
.spk-nav form button:hover {
  color: var(--spk-red);
  background: rgba(255,75,75,0.1);
}

/* --- Empty state --- */
.spk-empty-state {
  padding: 2.5rem;
  text-align: center;
  background: var(--spk-bg-card);
  border: 1px solid var(--spk-border);
  border-radius: var(--r-lg);
}
.spk-empty-state p { margin-bottom: 1rem; }

/* --- Form helpers --- */
.form-error { color: var(--spk-red); font-size: 0.9rem; }
.form-hint, .form-small { display: block; color: var(--spk-text-muted); margin-top: 0.25rem; font-size: 0.85rem; }
.spk-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
@media (max-width: 600px) { .spk-form-grid { grid-template-columns: 1fr; } }

/* --- Code / info box --- */
.spk-code-box {
  padding: 1rem;
  background: var(--spk-bg-card);
  border: 2px solid var(--spk-green);
  border-radius: var(--r);
  text-align: center;
}
.spk-code-box .spk-code { margin-bottom: 0.5rem; }
.spk-code-box small { color: var(--spk-text-muted); font-size: 0.85rem; }

/* --- Theme selection grids --- */
.spk-themes-section { margin-bottom: 1.5rem; }
.spk-themes-section h4 { margin-bottom: 0.75rem; font-size: 1rem; }
.spk-themes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 0.75rem;
  max-height: 250px;
  overflow-y: auto;
  padding: 1rem;
  border: 1px solid var(--spk-green);
  border-radius: var(--r);
  background: rgba(0,196,140,0.05);
}
.spk-themes-grid.global {
  border-color: var(--spk-yellow);
  background: rgba(255,209,102,0.05);
}
.spk-theme-label {
  display: flex;
  align-items: center;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: var(--r);
  background: var(--spk-bg-card);
  border: 1px solid var(--spk-border);
  transition: all 0.2s;
}
.spk-theme-label:hover { border-color: var(--spk-green); background: rgba(0,196,140,0.08); }
.spk-themes-grid.global .spk-theme-label { border-left: 3px solid var(--spk-yellow); }
.spk-theme-label input { margin-right: 0.5rem; cursor: pointer; width: auto; }
.spk-badge-soipakon {
  background: var(--spk-yellow);
  color: #0D0D0D;
  padding: 0.125rem 0.5rem;
  border-radius: 3px;
  font-size: 0.75rem;
  font-weight: 700;
  margin-left: 0.5rem;
}

/* --- Reward row (dynamic) --- */
.reward-row {
  margin-bottom: 1.5rem;
  padding: 1.5rem;
  border: 2px solid var(--spk-green);
  border-radius: var(--r-lg);
  background: var(--spk-bg-card);
  position: relative;
}
.reward-row .form-group { margin-bottom: 1rem; }
.reward-row .remove-reward-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background: var(--spk-red);
  color: white;
  border: none;
  border-radius: 50%;
  width: 30px;
  height: 30px;
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.reward-row .remove-reward-btn:hover { opacity: 0.9; }
.spk-add-reward-btn {
  margin-top: 1rem;
  padding: 0.75rem 1.5rem;
  background: var(--spk-green);
  color: #0D0D0D;
  border: none;
  border-radius: var(--r);
  cursor: pointer;
  font-family: 'Syne', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
}
.spk-add-reward-btn:hover { opacity: 0.9; }

/* --- Code block (event code etc) --- */
.spk-code {
  font-family: 'Courier New', monospace;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  padding: 0.5rem 0.75rem;
  border-radius: var(--r);
  text-align: center;
  border: 2px solid var(--spk-green);
  background: rgba(0,196,140,0.1);
  color: var(--spk-text);
}

/* --- Responsive nav --- */
@media (max-width: 900px) {
  .spk-nav {
    flex-wrap: wrap;
    padding: 0.65rem 1rem;
  }
  .spk-nav-logo {
    width: 100%;
  }
  .spk-nav-sections {
    width: 100%;
    justify-content: flex-start;
  }
  .spk-nav-utils {
    width: 100%;
    justify-content: flex-end;
    margin-left: 0;
  }
  .spk-nav-sub {
    padding: 0.5rem 1rem;
  }
  .spk-nav-sub-label {
    width: 100%;
  }
}