:root {
  --bg: #090a0f;
  --panel: #11131c;
  --card: #161924;
  --line: #242938;
  --txt: #f1f3f9;
  --mut: #858e9f;
  
  /* Accent Colors */
  --accent: #9b5de5;
  --accent2: #10b981; /* AI Green */
  --accent-video: #a855f7; /* Video Purple */
  --accent-voice: #3b82f6; /* Voice Blue */
  --accent-promo: #f97316; /* Promo Orange */
  
  --blue: #3b82f6;
  --warn: #f6c454;
  --focus-ring: rgba(16, 185, 129, 0.3);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--txt);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans Thai', sans-serif;
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* Scrollbars */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg);
}
::-webkit-scrollbar-thumb {
  background: var(--line);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--mut);
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
}

.brand {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.tag {
  font-size: 11px;
  background: rgba(249, 115, 22, 0.15);
  color: var(--accent-promo);
  padding: 2px 8px;
  border-radius: 10px;
  margin-left: 6px;
  font-weight: 600;
}

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

.act-group {
  display: flex;
  gap: 8px;
}

/* Button & Focus styling */
button, .btn-file {
  cursor: pointer;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--txt);
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.2s ease;
  outline: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

button:focus-visible, select:focus-visible, input:focus-visible {
  outline: 2px solid var(--accent2);
  outline-offset: 2px;
}

button:hover {
  border-color: var(--mut);
  background-color: var(--line);
}

button.primary {
  background: var(--accent2);
  border-color: var(--accent2);
  color: #08130d;
  font-weight: 600;
}

button.primary:hover {
  background: #0ea5e9;
  border-color: #0ea5e9;
  color: #fff;
}

button.go {
  background: transparent;
  border-color: var(--line);
  color: var(--txt);
}
button.go:hover {
  border-color: var(--accent2);
  background: rgba(16, 185, 129, 0.05);
}

button.sys {
  font-weight: 600;
}

button.sys.on {
  background: rgba(16, 185, 129, 0.1);
  border-color: var(--accent2);
  color: var(--accent2);
}

button.sys.off {
  background: rgba(239, 68, 68, 0.1);
  border-color: #ef4444;
  color: #ef4444;
}

select.ai-select {
  background: #11141a;
  color: var(--txt);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 7px 12px;
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
}

select.ai-select:hover {
  border-color: var(--accent2);
}

table.rep {
  width: 100%;
  border-collapse: collapse;
  margin-top: 8px;
  font-size: 13px;
}

table.rep th, table.rep td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
}

table.rep th {
  color: var(--mut);
  font-weight: 600;
}

/* progress */
#progress {
  padding: 14px 24px 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

#progress.hidden {
  display: none;
}

#progress .phead {
  font-size: 13px;
  color: var(--mut);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

#progress .pspin {
  width: 13px;
  height: 13px;
  border: 2px solid var(--line);
  border-top-color: var(--accent2);
  border-radius: 50%;
  display: inline-block;
  animation: spin .8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.pjob {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 14px;
}

.pjob .ptop {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.pjob .pname {
  font-weight: 600;
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 60%;
}

.pjob .pstep {
  font-size: 12px;
  color: var(--mut);
}

.pjob .pbar {
  height: 8px;
  background: #0d1016;
  border-radius: 6px;
  overflow: hidden;
}

.pjob .pfill {
  height: 100%;
  width: 0;
  border-radius: 6px;
  background: linear-gradient(90deg, var(--blue), var(--accent-video));
  transition: width .5s ease;
}

.pjob.done .pfill { background: var(--accent2); }
.pjob.done .pstep { color: var(--accent2); }
.pjob.error .pfill { background: #ef4444; }
.pjob.error .pstep { color: #ef4444; }

/* KPIs */
.kpis {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  padding: 20px 24px;
}

.kpi {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px;
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.kpi:hover {
  border-color: var(--mut);
}

.kpi .v {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.kpi .l {
  color: var(--mut);
  font-size: 12px;
  margin-top: 4px;
  font-weight: 500;
}

.kpi .s {
  font-size: 11px;
  margin-top: 6px;
}

.ok { color: var(--accent2); }
.bad { color: #ef4444; }
.dim { color: var(--mut); }

/* Tabs */
.tabs {
  display: flex;
  gap: 6px;
  padding: 0 24px;
  border-bottom: 1px solid var(--line);
  overflow-x: auto;
}

.tabs button {
  border: none;
  background: none;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  padding: 14px 18px;
  font-weight: 500;
  font-size: 14px;
  color: var(--mut);
}

.tabs button:hover {
  color: var(--txt);
  background: transparent;
}

.tabs button.active {
  border-bottom-color: var(--accent2);
  color: var(--accent2);
  font-weight: 600;
}

main {
  padding: 24px;
}

.panel.hidden {
  display: none;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 16px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px;
  position: relative;
}

.card h4 {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 600;
}

.card .meta {
  color: var(--mut);
  font-size: 12px;
}

.badge {
  display: inline-block;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 8px;
  margin-right: 4px;
  font-weight: 600;
}

.badge.new { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.badge.active { background: rgba(16, 185, 129, 0.15); color: var(--accent2); }
.badge.paused { background: rgba(239, 68, 68, 0.15); color: #f87171; }

.row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
}

.muted {
  color: var(--mut);
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}

th {
  color: var(--mut);
  font-weight: 600;
}

.chip {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 8px;
  font-weight: 600;
}

.chip.api { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.chip.phone { background: rgba(168, 85, 247, 0.15); color: #c084fc; }
.chip.posted { background: rgba(16, 185, 129, 0.15); color: var(--accent2); }
.chip.failed { background: rgba(239, 68, 68, 0.15); color: #f87171; }

.ab {
  display: flex;
  gap: 10px;
  margin: 8px 0;
}

.ab .side {
  flex: 1;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
}

.ab .win {
  border-color: var(--accent2);
  box-shadow: 0 0 12px rgba(16, 185, 129, 0.15);
}

.bar {
  height: 6px;
  background: var(--line);
  border-radius: 4px;
  overflow: hidden;
  margin-top: 6px;
}

.bar > span {
  display: block;
  height: 100%;
  background: var(--accent2);
}

.media {
  width: 100%;
  aspect-ratio: 9/16;
  object-fit: cover;
  border-radius: 8px;
  background: #090a0f;
}

.preview {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 8px;
}

.preview .v {
  min-width: 170px;
  max-width: 170px;
}

.flowstep {
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent2);
  border-radius: 10px;
  padding: 14px 16px;
  margin-bottom: 10px;
}

.flowstep b {
  color: var(--accent2);
}

.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--accent2);
  color: #08130d;
  padding: 12px 20px;
  border-radius: 10px;
  font-weight: 600;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  z-index: 1000;
  animation: slideIn 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideIn {
  from { transform: translateY(100px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.toast.hidden {
  display: none;
}

.toast.err {
  background: #ef4444;
  color: #fff;
}

.banner {
  margin: 14px 24px 0;
  padding: 12px 18px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 500;
}

.banner.real {
  background: rgba(16, 185, 129, 0.1);
  color: var(--accent2);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.banner.mock {
  background: rgba(246, 196, 84, 0.1);
  color: var(--warn);
  border: 1px solid rgba(246, 196, 84, 0.3);
}

.banner b {
  color: #fff;
}

.addform {
  margin-bottom: 16px;
  border-left: 4px solid var(--accent2);
}

.formgrid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 10px;
  margin-top: 10px;
}

.formgrid input, .formgrid select {
  background: #090a0f;
  border: 1px solid var(--line);
  color: var(--txt);
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 13px;
  outline: none;
  height: 44px;
}

.formgrid input:focus, .formgrid select:focus {
  border-color: var(--accent2);
}

.btn-file {
  display: inline-flex;
  border: 1px solid var(--line);
  background: var(--card);
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
}

.fc {
  font-size: 11px;
  color: #60a5fa;
  background: #090a0f;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 6px 10px;
  margin-top: 6px;
  line-height: 1.4;
}

.voicesel {
  background: var(--card);
  color: var(--txt);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 7px 10px;
  font-size: 13px;
  cursor: pointer;
}

.reelwrap {
  margin: 12px 0;
  padding: 12px;
  background: #090a0f;
  border: 1px solid var(--accent2);
  border-radius: 12px;
}

.reel {
  width: 220px;
  aspect-ratio: 9/16;
  object-fit: cover;
  border-radius: 8px;
  background: #000;
  display: block;
}

/* Modals */
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal.hidden {
  display: none;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(4px);
}

.modal-box {
  position: relative;
  z-index: 1;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  width: 90%;
  max-width: 580px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 24px 48px rgba(0,0,0,0.5);
}

.modal-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--line);
}

.modal-head h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
}

.modal-close {
  background: none;
  border: none;
  color: var(--mut);
  font-size: 18px;
  cursor: pointer;
  padding: 4px 8px;
}

.modal-close:hover {
  color: var(--txt);
}

.modal-body {
  padding: 20px 24px;
  overflow-y: auto;
  flex: 1;
}

.modal-foot {
  padding: 16px 24px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.filter-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 20px;
  margin-bottom: 20px;
}

.filter-toolbar label {
  font-size: 13px;
  color: var(--mut);
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}

.filter-toolbar select, .filter-toolbar input {
  background: #090a0f;
  border: 1px solid var(--line);
  color: var(--txt);
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 13px;
  height: 38px;
  outline: none;
}

.filter-toolbar select:focus, .filter-toolbar input:focus {
  border-color: var(--accent2);
}

.more-menu {
  position: relative;
}

.more-panel {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 6px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 6px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  box-shadow: 0 10px 20px rgba(0,0,0,0.3);
  z-index: 50;
  width: 180px;
}

.more-panel button {
  width: 100%;
  justify-content: flex-start;
  border: none;
  background: none;
  padding: 8px 12px;
}
.more-panel button:hover {
  background: var(--line);
}

/* ========================================================
   SaaS REVAMPED STYLES FOR THE AI SETTINGS PANEL (split column)
   ======================================================== */

.split-layout {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 24px;
}

@media (max-width: 1000px) {
  .split-layout {
    grid-template-columns: 1fr;
  }
}

.preview-sticky {
  position: sticky;
  top: 90px;
  align-self: start;
}

/* Custom modern Toggles switches */
.switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}
.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}
.slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: #222634;
  transition: .20s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 24px;
  border: 1px solid var(--line);
}
.slider:before {
  position: absolute;
  content: "";
  height: 16px;
  width: 16px;
  left: 3px;
  bottom: 3px;
  background-color: #f1f3f9;
  transition: .20s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 50%;
}
input:checked + .slider {
  background-color: var(--accent2);
  border-color: var(--accent2);
}
input:checked + .slider:before {
  transform: translateX(20px);
  background-color: #090a0f;
}

/* Tooltips */
[data-tooltip] {
  position: relative;
  cursor: help;
}
[data-tooltip]::before {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 125%;
  left: 50%;
  transform: translateX(-50%) translateY(5px);
  background-color: #12141c;
  color: #f1f3f9;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 400;
  line-height: 1.4;
  white-space: normal;
  width: 240px;
  box-shadow: 0 10px 24px rgba(0,0,0,0.6);
  border: 1px solid var(--line);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  z-index: 500;
}
[data-tooltip]:hover::before {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.recommended-badge {
  font-size: 10px;
  color: var(--accent2);
  background: rgba(16, 185, 129, 0.15);
  padding: 2px 6px;
  border-radius: 4px;
  margin-left: 8px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.smart-helper-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--line);
  color: var(--mut);
  font-size: 9px;
  font-weight: bold;
  margin-left: 6px;
}

/* Quick Presets Bar */
.presets-bar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 20px;
  align-items: center;
}
.presets-label {
  font-size: 13px;
  color: var(--mut);
  font-weight: 600;
  margin-right: 6px;
}
.preset-chip {
  padding: 6px 14px;
  border-radius: 20px;
  background-color: var(--panel);
  border: 1px solid var(--line);
  color: var(--txt);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
  font-weight: 500;
}
.preset-chip:hover {
  border-color: var(--mut);
  background-color: var(--line);
}
.preset-chip.active {
  background-color: var(--accent2);
  border-color: var(--accent2);
  color: #08130d;
  font-weight: 600;
}

/* Accordion Layout */
.accordion {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  overflow: hidden;
  margin-bottom: 16px;
  transition: all 0.2s ease-in-out;
}
.accordion-header {
  background: rgba(255,255,255,0.01);
  padding: 16px 20px;
  cursor: pointer;
  user-select: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  font-size: 14px;
}
.accordion-header:hover {
  background: rgba(255,255,255,0.02);
}
.accordion-header::after {
  content: "▾";
  font-size: 12px;
  color: var(--mut);
  transition: transform 0.2s ease;
}
.accordion.open .accordion-header::after {
  transform: rotate(180deg);
}
.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.2s cubic-bezier(0, 1, 0, 1), padding 0.2s ease;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 0 20px;
}
.accordion.open .accordion-body {
  max-height: 2000px;
  padding: 0 20px 24px;
  border-top: 1px solid var(--line);
  padding-top: 20px;
  transition: max-height 0.2s ease-in-out, padding 0.2s ease;
}

/* Settings Form Grid & Cards */
.settings-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.settings-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.settings-card h3 {
  margin: 0 0 4px;
  font-size: 15px;
  color: var(--txt);
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
}

/* Color Accent Borders for Cards */
.settings-card.card-ai { border-top: 4px solid var(--accent2); }
.settings-card.card-ai h3 { color: var(--accent2); }

.settings-card.card-video { border-top: 4px solid var(--accent-video); }
.settings-card.card-video h3 { color: var(--accent-video); }

.settings-card.card-voice { border-top: 4px solid var(--accent-voice); }
.settings-card.card-voice h3 { color: var(--accent-voice); }

.settings-card.card-promo { border-top: 4px solid var(--accent-promo); }
.settings-card.card-promo h3 { color: var(--accent-promo); }

.settings-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.settings-group label {
  font-size: 13px;
  color: var(--mut);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
}
.settings-group input, .settings-group select {
  background: #090a0f;
  border: 1px solid var(--line);
  color: var(--txt);
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 14px;
  outline: none;
  height: 44px;
  transition: all 0.2s;
}
.settings-group input:focus, .settings-group select:focus {
  border-color: var(--accent2);
  box-shadow: 0 0 0 2px var(--focus-ring);
}
.settings-group.row-layout {
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
}
.settings-group.row-layout label {
  margin-bottom: 0;
}

/* Progressive Disclosure animations */
.disclosure-hidden {
  display: none !important;
  opacity: 0;
  transition: opacity 0.2s ease-in-out;
}
.disclosure-visible {
  display: flex !important;
  opacity: 1;
}

/* Wizard Mode */
.wizard-mode-toggle-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 14px 20px;
  border-radius: 12px;
  margin-bottom: 20px;
}
.wizard-stepper {
  display: flex;
  justify-content: space-between;
  margin: 15px 0 25px;
  position: relative;
  padding: 0 10px;
}
.wizard-stepper::before {
  content: "";
  position: absolute;
  top: 16px; left: 24px; right: 24px;
  height: 2px;
  background-color: var(--line);
  z-index: 1;
}
.wizard-step-node {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background-color: var(--panel);
  border: 2px solid var(--line);
  color: var(--mut);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  position: relative;
  z-index: 2;
  transition: all 0.25s ease;
}
.wizard-step-node.active {
  border-color: var(--accent2);
  background-color: var(--bg);
  color: var(--accent2);
  box-shadow: 0 0 12px rgba(16, 185, 129, 0.3);
}
.wizard-step-node.completed {
  border-color: var(--accent2);
  background-color: var(--accent2);
  color: #08130d;
}
.wizard-container {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 24px;
  margin-bottom: 20px;
  min-height: 280px;
  display: flex;
  flex-direction: column;
}
.wizard-pane {
  display: none;
  flex-direction: column;
  gap: 20px;
  flex: 1;
}
.wizard-pane.active {
  display: flex;
  animation: fadeIn 0.25s ease-out;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
.wizard-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 24px;
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

/* Empty States for missing API Keys */
.api-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
  border: 1.5px dashed var(--line);
  border-radius: 12px;
  background: rgba(255,255,255,0.01);
  text-align: center;
  gap: 12px;
  margin-top: 6px;
}
.api-empty-state p {
  margin: 0;
  font-size: 13px;
  color: var(--mut);
}
.api-empty-state button {
  padding: 6px 14px;
  font-weight: 600;
}

/* validation styling */
.validation-message {
  font-size: 11px;
  margin-top: 4px;
  font-weight: 500;
  display: none;
}
.val-error input, .val-error select {
  border-color: #ef4444 !important;
  box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.15) !important;
}
.val-error .validation-message {
  color: #f87171;
  display: block;
}
.val-warning input, .val-warning select {
  border-color: var(--warn) !important;
  box-shadow: 0 0 0 2px rgba(246, 196, 84, 0.15) !important;
}
.val-warning .validation-message {
  color: var(--warn);
  display: block;
}
.val-success input, .val-success select {
  border-color: var(--accent2) !important;
}
.val-success .validation-message {
  color: var(--accent2);
  display: block;
}

/* Live Preview Box Layout */
.live-preview-card {
  background: #0d0f17;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.4);
  display: flex;
  flex-direction: column;
  gap: 16px;
  border-top: 4px solid var(--accent);
}
.live-preview-card h3 {
  margin: 0;
  font-size: 15px;
  color: var(--accent);
  border-bottom: 1px solid var(--line);
  padding-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.preview-status-indicator {
  width: 8px;
  height: 8px;
  background-color: var(--accent2);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 8px var(--accent2);
}
.preview-container {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.preview-media-mock {
  width: 100%;
  aspect-ratio: 16/9;
  border-radius: 10px;
  background: #111420;
  border: 1px solid var(--line);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.preview-media-mock img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}
.preview-media-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 12px;
  background: linear-gradient(to bottom, rgba(0,0,0,0.4) 0%, transparent 40%, rgba(0,0,0,0.85) 100%);
  z-index: 2;
}
.preview-platform-tag {
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 600;
  color: #fff;
  align-self: flex-start;
  border: 1px solid rgba(255,255,255,0.1);
}
.preview-seconds-badge {
  background: var(--accent-video);
  color: #fff;
  font-size: 10px;
  font-weight: bold;
  padding: 2px 6px;
  border-radius: 4px;
  position: absolute;
  right: 12px;
  top: 12px;
}
.preview-video-visual {
  font-size: 12px;
  color: rgba(255,255,255,0.8);
  font-weight: 500;
  text-align: center;
  max-width: 80%;
}
.preview-text-content {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.preview-caption-title {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  margin: 0;
}
.preview-hook-text {
  font-size: 12px;
  background: rgba(255,255,255,0.03);
  padding: 8px 12px;
  border-radius: 8px;
  border-left: 3px solid var(--accent2);
  color: var(--mut);
  line-height: 1.4;
  margin: 0;
}
.preview-audio-track {
  background: #111420;
  border: 1px solid var(--line);
  padding: 10px 14px;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.preview-audio-header {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  font-weight: 600;
  color: var(--mut);
}
.preview-audio-bar {
  height: 4px;
  background-color: var(--line);
  border-radius: 2px;
  position: relative;
  overflow: hidden;
}
.preview-audio-fill {
  height: 100%;
  width: 70%;
  background-color: var(--accent-voice);
  border-radius: 2px;
}
.preview-cta-btn {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid var(--accent2);
  color: var(--accent2);
  text-align: center;
  padding: 10px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: bold;
}
.preview-first-comment {
  font-size: 11px;
  color: #60a5fa;
  background: #090a0f;
  border: 1px solid var(--line);
  padding: 8px 12px;
  border-radius: 6px;
  line-height: 1.4;
}

.settings-footer {
  margin-top: 24px;
  display: flex;
  justify-content: flex-end;
}