:root {
  color-scheme: dark;
  --bg: #0b0f17;
  --bg-soft: #101620;
  --card: #141b26;
  --card-raised: #192231;
  --field: #0f1520;
  --ink: #f1f5f9;
  --ink-soft: #cdd5e1;
  --muted: #93a0b4;
  --line: #293548;
  --line-strong: #3a4960;
  --topbar: #080c13;
  --brand: #f01428;
  --brand-dark: #c70d1e;
  --green: #51d17d;
  --green-bg: #133524;
  --amber: #f6b84b;
  --amber-bg: #3b2b12;
  --blue: #80adff;
  --blue-focus: rgba(128, 173, 255, .2);
  --red: #ff6b63;
  --red-bg: #421d20;
  --secondary: #222d3d;
  --secondary-hover: #2b394d;
  --radius: 16px;
  --shadow: 0 18px 48px rgba(0, 0, 0, .22);
}

:root[data-theme="light"] {
  color-scheme: light;
  --bg: #f4f6fa;
  --bg-soft: #eef1f6;
  --card: #ffffff;
  --card-raised: #f8fafc;
  --field: #ffffff;
  --ink: #172033;
  --ink-soft: #374151;
  --muted: #657084;
  --line: #e0e5ed;
  --line-strong: #c9d1de;
  --topbar: #111827;
  --green: #167b3b;
  --green-bg: #ddf6e5;
  --amber: #9a5a00;
  --amber-bg: #fff0d5;
  --blue: #1d5db8;
  --blue-focus: rgba(29, 93, 184, .14);
  --red: #b42318;
  --red-bg: #fee4e2;
  --secondary: #edf0f5;
  --secondary-hover: #e0e5ec;
  --shadow: 0 12px 32px rgba(26, 35, 52, .08);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 50% -20%, rgba(78, 107, 160, .12), transparent 34rem),
    var(--bg);
  color: var(--ink);
  font: 15px/1.5 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  transition: background-color .18s ease, color .18s ease;
}
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  min-height: 66px;
  background: color-mix(in srgb, var(--topbar) 95%, transparent);
  color: #fff;
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 0 max(24px, calc((100vw - 1380px) / 2));
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  box-shadow: 0 4px 20px rgba(0, 0, 0, .2);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
}
.brand {
  font-weight: 850;
  color: #fff;
  font-size: 18px;
  white-space: nowrap;
  letter-spacing: -.02em;
  display: inline-flex;
  align-items: center;
  gap: 9px;
}
.brand:hover { text-decoration: none; }
.brand-icon {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  box-shadow: 0 5px 14px rgba(0, 0, 0, .28);
}
.topbar nav {
  display: flex;
  align-items: center;
  gap: 18px;
  flex: 1;
  overflow-x: auto;
  scrollbar-width: thin;
}
.topbar nav a { color: #d6deec; font-size: 14px; white-space: nowrap; }
.topbar nav a:hover { color: #fff; }
.logout { margin: 0; }
.theme-toggle { display: inline-flex; align-items: center; gap: 7px; white-space: nowrap; }
.theme-toggle [data-theme-icon] { font-size: 16px; }

.container { width: min(1380px, calc(100% - 32px)); margin: 32px auto 64px; }
.page-heading, .section-title, .row, .actions { display: flex; align-items: center; }
.page-heading {
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 22px;
}
.page-heading h1, .card h1 { margin: 0; font-size: clamp(26px, 3vw, 34px); letter-spacing: -.035em; }
.eyebrow {
  color: var(--brand);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: .14em;
  text-transform: uppercase;
  margin: 0 0 4px;
}
.muted, small { color: var(--muted); }
small { display: block; margin-top: 3px; line-height: 1.4; }

.card {
  background: color-mix(in srgb, var(--card) 96%, transparent);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
  margin-bottom: 20px;
}
.card h2 { font-size: 19px; margin: 0 0 18px; letter-spacing: -.015em; }
.narrow { max-width: 520px; margin-left: auto; margin-right: auto; }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 20px; }
.stats.coupon-stats { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.stats .card { margin: 0; }
.stats span { color: var(--muted); display: block; }
.stats strong { font-size: 34px; display: block; margin-top: 8px; }
.grid { display: grid; gap: 20px; }
.grid.two { grid-template-columns: 1fr 1fr; }
.section-title { justify-content: space-between; gap: 14px; }
.section-title > div h2 { margin-bottom: 0; }
.row { justify-content: space-between; border-top: 1px solid var(--line); padding: 13px 0; }
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--muted); }
.dot.ok { background: var(--green); box-shadow: 0 0 12px color-mix(in srgb, var(--green) 55%, transparent); }
.stack { display: grid; gap: 16px; }

.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; align-items: end; }
.form-grid .wide { grid-column: 1 / -1; }
.field-actions {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 8px;
}
label { font-weight: 680; color: var(--ink-soft); display: grid; gap: 6px; }
input, select, textarea {
  width: 100%;
  border: 1px solid var(--line-strong);
  background: var(--field);
  border-radius: 9px;
  padding: 10px 12px;
  font: inherit;
  color: var(--ink);
  transition: border-color .15s ease, box-shadow .15s ease, background .15s ease;
}
input::placeholder, textarea::placeholder { color: color-mix(in srgb, var(--muted) 80%, transparent); }
input:focus, select:focus, textarea:focus {
  outline: 3px solid var(--blue-focus);
  border-color: var(--blue);
}
textarea {
  min-height: 220px;
  resize: vertical;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 12px;
}
label.check { display: flex; align-items: center; gap: 9px; min-height: 42px; }
label.check input, input[type="checkbox"], input[type="radio"] { width: auto; accent-color: var(--brand); }

button, .button {
  border: 1px solid transparent;
  border-radius: 9px;
  background: var(--brand);
  color: #fff;
  padding: 10px 15px;
  font: 750 14px/1.2 inherit;
  cursor: pointer;
  display: inline-block;
  transition: transform .12s ease, background .15s ease, border-color .15s ease;
}
button:hover, .button:hover { background: var(--brand-dark); text-decoration: none; }
button:active, .button:active { transform: translateY(1px); }
button:focus-visible, .button:focus-visible, summary:focus-visible {
  outline: 3px solid var(--blue-focus);
  outline-offset: 2px;
}
.secondary, .ghost { background: var(--secondary); color: var(--ink); border-color: var(--line); }
.secondary:hover, .ghost:hover { background: var(--secondary-hover); }
.ghost { padding: 8px 12px; }
.danger { background: var(--red-bg) !important; color: var(--red) !important; border-color: color-mix(in srgb, var(--red) 30%, var(--line)) !important; }
.danger:hover { background: color-mix(in srgb, var(--red-bg) 75%, var(--red)) !important; }
.small { padding: 7px 10px; font-size: 12px; }
button:disabled { opacity: .42; cursor: not-allowed; transform: none; }
.actions { gap: 8px; flex-wrap: wrap; }
.actions form { margin: 0; }
.security-layout { align-items: start; }
.security-note {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--secondary);
  color: var(--muted);
  padding: 12px 14px;
  line-height: 1.5;
}

.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 4px 9px;
  background: var(--secondary);
  color: var(--muted);
  font-size: 11px;
  font-weight: 850;
  text-transform: uppercase;
  white-space: nowrap;
}
.badge.ok, .badge.active, .badge.sent { background: var(--green-bg); color: var(--green); }
.badge.warn, .badge.pending, .badge.draft { background: var(--amber-bg); color: var(--amber); }
.badge.error, .badge.ended, .badge.failed, .badge.cancelled { background: var(--red-bg); color: var(--red); }
.badge.paused, .badge.off { background: var(--secondary); color: var(--muted); }
.flash {
  padding: 13px 16px;
  border-radius: 10px;
  margin-bottom: 16px;
  background: color-mix(in srgb, var(--blue) 15%, var(--card));
  border: 1px solid color-mix(in srgb, var(--blue) 30%, var(--line));
}
.flash.success { background: var(--green-bg); color: var(--green); border-color: color-mix(in srgb, var(--green) 30%, var(--line)); }
.flash.error { background: var(--red-bg); color: var(--red); border-color: color-mix(in srgb, var(--red) 30%, var(--line)); }

.table-wrap { overflow: auto; border: 1px solid var(--line); border-radius: 12px; }
table { width: 100%; border-collapse: separate; border-spacing: 0; }
th, td { text-align: left; padding: 13px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
th {
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .07em;
  background: var(--card-raised);
  position: sticky;
  top: 0;
  z-index: 2;
}
tbody tr { transition: background .18s ease, box-shadow .18s ease; }
tbody tr:hover { background: color-mix(in srgb, var(--blue) 5%, transparent); }
tbody tr:last-child td { border-bottom: 0; }
.empty { text-align: center; color: var(--muted); padding: 28px; }
.select-cell { width: 42px; text-align: center; }
.product-name { min-width: 300px; max-width: 520px; }
.product-name strong { display: block; line-height: 1.35; }
.product-actions { min-width: 150px; }
.product-row:target, .product-row.row-updated {
  background: color-mix(in srgb, var(--brand) 11%, var(--card));
  box-shadow: inset 4px 0 var(--brand);
}

pre { white-space: pre-wrap; min-width: 320px; background: var(--field); padding: 14px; border-radius: 9px; color: var(--ink-soft); border: 1px solid var(--line); }
code { background: var(--secondary); border-radius: 5px; padding: 2px 5px; }
.warning-list { padding-left: 20px; color: var(--amber); }
.success-text { color: var(--green); font-weight: 700; }
.login-card { margin-top: 10vh; }

.pagination { display: flex; justify-content: center; align-items: center; gap: 14px; margin-top: 18px; }
.pagination span { color: var(--muted); font-weight: 650; }

.toolbox { padding: 0; overflow: hidden; }
.toolbox > summary {
  list-style: none;
  padding: 18px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  cursor: pointer;
  user-select: none;
}
.toolbox > summary::-webkit-details-marker { display: none; }
.toolbox > summary:hover { background: color-mix(in srgb, var(--blue) 5%, transparent); }
.toolbox > summary strong { display: block; font-size: 17px; }
.details-action {
  color: var(--blue);
  font-size: 13px;
  font-weight: 750;
  padding: 7px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--secondary);
}
.toolbox-grid {
  border-top: 1px solid var(--line);
  padding: 20px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.tool-panel {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--bg-soft);
}
.tool-panel h2 { margin-bottom: 16px; }

.filter-card { scroll-margin-top: 88px; }
.filter-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(140px, 1fr));
  gap: 14px;
  align-items: end;
  margin-top: 18px;
}
.filter-search { grid-column: span 2; }
.filter-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.result-count, .selection-count {
  color: var(--muted);
  font-size: 12px;
  font-weight: 750;
  background: var(--secondary);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 10px;
  white-space: nowrap;
}

.catalog-card { scroll-margin-top: 88px; }
.catalog-toolbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 16px;
}
.catalog-toolbar h2 { margin-bottom: 0; }
.catalog-controls { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; justify-content: flex-end; }
.bulk-form { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.bulk-form select { width: auto; min-width: 176px; padding-block: 7px; font-size: 12px; }

.coupon-editor {
  display: grid;
  gap: 0;
  padding: 0;
  overflow: hidden;
}
.coupon-editor-section {
  padding: 24px;
  border-bottom: 1px solid var(--line);
}
.coupon-editor-section:last-child { border-bottom: 0; }
.coupon-editor-section h2 { margin-bottom: 0; }
.coupon-editor-section > .section-title { margin-bottom: 18px; }
.contextual-note {
  border: 1px solid color-mix(in srgb, var(--blue) 28%, var(--line));
  background: color-mix(in srgb, var(--blue) 7%, var(--bg-soft));
  border-radius: 11px;
  padding: 13px 15px;
}
.coupon-upload {
  min-height: 118px;
  border: 1px dashed var(--line-strong);
  border-radius: 13px;
  padding: 16px;
  background: var(--bg-soft);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  cursor: pointer;
}
.coupon-upload:hover {
  border-color: var(--blue);
  background: color-mix(in srgb, var(--blue) 7%, var(--bg-soft));
}
.coupon-upload input[type="file"] {
  grid-column: 1 / -1;
  padding: 9px;
  cursor: pointer;
}
.coupon-upload-copy strong,
.coupon-upload-copy small { display: block; }
.coupon-image-preview {
  width: 128px;
  height: 82px;
  border-radius: 10px;
  border: 1px solid var(--line);
  object-fit: cover;
  background: var(--field);
}
.coupon-publish-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 22px;
  background: var(--card-raised);
}
.coupon-publish-section h2 { margin: 0; }
.coupon-publish-section p { margin-bottom: 0; }
.activation-choice {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 13px;
  background: var(--secondary);
  white-space: nowrap;
}
.coupon-filter-box > form { border-top: 1px solid var(--line); padding: 20px; margin-top: 0; }
.coupon-filter-grid { grid-template-columns: repeat(6, minmax(130px, 1fr)); }
.coupon-row {
  scroll-margin-top: 88px;
}
.coupon-row:target,
.coupon-row.row-updated {
  background: color-mix(in srgb, var(--brand) 11%, var(--card));
  box-shadow: inset 4px 0 var(--brand);
}
.coupon-name { min-width: 250px; }
.coupon-title {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 11px;
  align-items: center;
}
.coupon-title img,
.coupon-placeholder {
  width: 52px;
  height: 52px;
  border-radius: 11px;
  border: 1px solid var(--line);
  background: var(--bg-soft);
}
.coupon-title img { object-fit: cover; }
.coupon-placeholder {
  display: grid;
  place-items: center;
  color: var(--brand);
  font-size: 22px;
  font-weight: 900;
}
.coupon-actions { min-width: 250px; }
.coupon-media-dialog { width: min(620px, calc(100% - 28px)); }
.coupon-media-current {
  width: 100%;
  max-height: 320px;
  border-radius: 13px;
  border: 1px solid var(--line);
  background: var(--field);
  object-fit: contain;
}
.coupon-preview-section {
  background: color-mix(in srgb, var(--blue) 3%, var(--card));
}
.coupon-preview-summary,
.coupon-preview-actions {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-wrap: wrap;
  margin: 16px 0;
}
.coupon-preview-actions {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: var(--bg-soft);
}
.coupon-preview-search {
  margin-left: auto;
  min-width: min(300px, 100%);
}
.coupon-preview-search input {
  padding-block: 7px;
}
.coupon-preview-feedback {
  color: var(--muted);
  padding: 12px 14px;
  margin: 14px 0;
  border-left: 3px solid var(--blue);
  border-radius: 0 9px 9px 0;
  background: color-mix(in srgb, var(--blue) 6%, var(--bg-soft));
}
.coupon-preview-table {
  max-height: 520px;
  margin-bottom: 12px;
}
.coupon-preview-table td:nth-child(2) {
  min-width: 300px;
}
.coupon-preview-table td:nth-child(3) {
  min-width: 160px;
}

.quick-actions {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}
.quick-action {
  min-height: 116px;
  display: grid;
  align-content: space-between;
  gap: 12px;
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--ink);
  background: var(--bg-soft);
}
.quick-action:hover {
  text-decoration: none;
  border-color: var(--blue);
  background: color-mix(in srgb, var(--blue) 7%, var(--bg-soft));
}
.quick-action strong { font-size: 15px; }
.quick-action small { margin: 0; }
.quick-action-icon {
  font-size: 22px;
  line-height: 1;
}

.compact-products .products-table th,
.compact-products .products-table td { padding: 8px 9px; font-size: 13px; }
.compact-products .products-table small { font-size: 11px; }
.compact-products .products-table .badge { padding: 3px 7px; font-size: 10px; }
.compact-products .products-table .small { padding: 5px 8px; }

.message-rules { display: grid; gap: 14px; }
.message-rules h2 { margin-bottom: 0; }
.scope-flow {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.scope-flow span {
  color: var(--muted);
  font-weight: 700;
}
.scope-flow span:nth-child(odd) {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--secondary);
  color: var(--ink-soft);
}
.scope-flow strong {
  display: inline-grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  color: #fff;
  background: var(--brand);
  font-size: 11px;
}
.message-editor-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(320px, .75fr);
  gap: 20px;
  align-items: start;
  scroll-margin-top: 88px;
}
.message-editor { display: grid; gap: 22px; }
.message-editor h2, .message-preview-card h2 { margin-bottom: 0; }
.message-scope-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.message-presets, .message-token-area { display: grid; gap: 10px; }
.message-subheading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}
.preset-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}
.preset-card {
  background: var(--bg-soft);
  color: var(--ink);
  border-color: var(--line);
  text-align: left;
  padding: 13px;
  min-height: 92px;
}
.preset-card:hover {
  background: color-mix(in srgb, var(--blue) 9%, var(--card));
  border-color: color-mix(in srgb, var(--blue) 52%, var(--line));
}
.preset-card strong, .preset-card span { display: block; }
.preset-card span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 550;
  margin-top: 5px;
  line-height: 1.35;
}
.token-list { display: flex; flex-wrap: wrap; gap: 7px; }
.token-chip {
  padding: 6px 9px;
  border-radius: 999px;
  background: var(--secondary);
  color: var(--blue);
  border-color: var(--line);
  font: 700 12px/1.2 ui-monospace, SFMono-Regular, Consolas, monospace;
}
.token-chip:hover {
  background: var(--secondary-hover);
  border-color: var(--blue);
}
.token-chip span {
  color: var(--muted);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-weight: 650;
  margin-left: 3px;
}
.message-text-label textarea {
  min-height: 390px;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 13px;
  line-height: 1.55;
}
.message-text-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
}
.message-safety-note {
  display: grid;
  gap: 4px;
  padding: 13px 15px;
  border-radius: 11px;
  border: 1px solid color-mix(in srgb, var(--green) 35%, var(--line));
  background: color-mix(in srgb, var(--green-bg) 65%, transparent);
  color: var(--green);
}
.message-safety-note span { color: var(--ink-soft); font-size: 13px; }
.message-preview-card {
  position: sticky;
  top: 88px;
  display: grid;
  gap: 18px;
}
.message-preview {
  min-width: 0;
  min-height: 360px;
  margin: 0;
  background: var(--topbar);
  color: #f4f7fb;
  border-color: var(--line-strong);
  font: 13px/1.55 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
.message-auto-elements {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}
.message-auto-elements > span {
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--secondary);
  color: var(--ink-soft);
  font-weight: 700;
  font-size: 12px;
}
.message-auto-elements small { grid-column: 1 / -1; }
.template-list { display: grid; gap: 12px; margin-top: 18px; }
.template-record {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: start;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--bg-soft);
  scroll-margin-top: 88px;
}
.template-record:target {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand) 15%, transparent);
}
.template-record pre {
  min-width: 0;
  max-height: 240px;
  overflow: auto;
  margin: 12px 0 0;
}

.oauth-complete { margin-top: 18px; }
.modal {
  width: min(820px, calc(100% - 28px));
  max-height: calc(100vh - 32px);
  padding: 0;
  border: 0;
  border-radius: 18px;
  background: transparent;
  color: var(--ink);
  box-shadow: 0 24px 80px rgba(0, 0, 0, .5);
  overflow: auto;
}
.modal::backdrop { background: rgba(3, 7, 14, .76); backdrop-filter: blur(3px); }
.modal-card { display: grid; gap: 16px; background: var(--card); padding: 24px; border: 1px solid var(--line); border-radius: 18px; }
.modal-heading { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; }
.modal-heading h2 { margin: 0; }
.modal-close { font-size: 24px; line-height: 1; padding: 7px 11px; }
.modal-product { margin: 0; font-weight: 700; }
.modal-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.modal-grid .wide { grid-column: 1 / -1; }
.modal-actions { display: flex; justify-content: flex-end; gap: 9px; flex-wrap: wrap; margin-top: 4px; }

@media (max-width: 1120px) {
  .filter-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .filter-search { grid-column: span 2; }
  .toolbox-grid { grid-template-columns: 1fr; }
  .message-editor-grid { grid-template-columns: 1fr; }
  .message-preview-card { position: static; }
  .stats.coupon-stats { grid-template-columns: repeat(3, 1fr); }
  .quick-actions { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .coupon-filter-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 800px) {
  .topbar { padding: 12px 16px; align-items: center; flex-wrap: wrap; gap: 12px; }
  .topbar nav { order: 4; width: 100%; padding-bottom: 4px; }
  .theme-toggle [data-theme-label] { display: none; }
  .container { margin-top: 20px; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .grid.two, .form-grid { grid-template-columns: 1fr; }
  .form-grid .wide { grid-column: auto; }
  .field-actions { grid-template-columns: 1fr 1fr; }
  .field-actions input { grid-column: 1 / -1; }
  .page-heading { align-items: flex-start; gap: 12px; }
  .page-heading h1 { font-size: 27px; }
  .filter-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .filter-search { grid-column: 1 / -1; }
  .catalog-toolbar { align-items: flex-start; flex-direction: column; }
  .catalog-controls { justify-content: flex-start; width: 100%; }
  .preset-list { grid-template-columns: 1fr; }
  .template-record { grid-template-columns: 1fr; }
  .coupon-publish-section { grid-template-columns: 1fr; align-items: start; }
  .coupon-publish-section .actions { width: 100%; }
  .quick-actions { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .coupon-preview-search { margin-left: 0; width: 100%; }
}

@media (max-width: 700px) {
  .modal-grid { grid-template-columns: 1fr; }
  .modal-grid .wide { grid-column: auto; }
  .filter-grid { grid-template-columns: 1fr; }
  .filter-search { grid-column: auto; }
  .toolbox > summary { padding: 16px; }
  .toolbox-grid { padding: 14px; }
  .bulk-form { width: 100%; }
  .message-scope-grid { grid-template-columns: 1fr; }
  .message-subheading, .message-text-meta {
    align-items: flex-start;
    flex-direction: column;
  }
  .scope-flow > span[aria-hidden="true"] { display: none; }
  .coupon-filter-grid { grid-template-columns: 1fr; }
  .coupon-filter-grid .filter-search { grid-column: auto; }
}

@media (max-width: 600px) {
  .container { width: min(100% - 20px, 1380px); }
  .card { padding: 16px; }
  .page-heading { flex-direction: column; }
  .page-heading > .button { width: 100%; text-align: center; }
  .modal-actions { display: grid; }
  .modal-actions button { width: 100%; }
  .details-action { font-size: 0; }
  .details-action::after { content: "Abrir"; font-size: 12px; }
  .toolbox[open] .details-action::after { content: "Fechar"; }
  .stats.coupon-stats,
  .quick-actions { grid-template-columns: 1fr 1fr; }
  .coupon-upload { grid-template-columns: 1fr; }
  .coupon-image-preview { width: 100%; height: auto; max-height: 220px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}