/* ─── Global Reset & Design Tokens ───────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Dark Canvas */
  --bg: #090B10;
  --bg-subtle: #0F131C;
  --surface: #141926;
  --surface-hover: #1C2336;
  --surface-card: rgba(20, 25, 38, 0.7);
  
  --border: #222B3D;
  --border-bright: #36445E;
  --border-subtle: rgba(255, 255, 255, 0.06);

  --text-1: #FAFBFD;
  --text-2: #9DA8BE;
  --text-3: #65738E;

  /* Signature Orangish-Red Accent (Flare Theme) */
  --accent: #FF4D2D;
  --accent-dim: rgba(255, 77, 45, 0.14);
  --accent-hover: #FF6648;
  --accent-gradient: linear-gradient(135deg, #FF5722 0%, #FF3D00 50%, #E62A10 100%);
  --accent-glow: rgba(255, 77, 45, 0.35);
  
  /* Status Colors */
  --connected: #FF5722;
  --connected-dim: rgba(255, 87, 34, 0.14);
  --red: #FF3B30;
  --red-dim: rgba(255, 59, 48, 0.14);
  --amber: #FF9500;
  --amber-dim: rgba(255, 149, 0, 0.14);
  --blue: #2F80ED;
  --blue-dim: rgba(47, 128, 237, 0.14);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  
  --font: 'Outfit', system-ui, -apple-system, sans-serif;
  --container-w: 1080px;
}

/* ─── Custom Dark Scrollbars ─────────────────────────────── */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--border-bright);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

html, body {
  height: 100%;
  font-family: var(--font);
  background-color: var(--bg);
  background-image: 
    radial-gradient(circle at 15% 10%, rgba(255, 77, 45, 0.045) 0%, transparent 40%),
    radial-gradient(circle at 85% 90%, rgba(255, 61, 0, 0.035) 0%, transparent 40%);
  color: var(--text-1);
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ─── Top Navigation Bar ─────────────────────────────────── */
.top-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(9, 11, 16, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav-container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  user-select: none;
  flex-shrink: 0;
}

.brand-icon {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  box-shadow: 0 2px 12px var(--accent-glow);
}

.brand-text {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brand-title {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text-1);
}

.brand-badge {
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(255, 77, 45, 0.25);
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
}

/* 3 Primary Navigation Tabs in Top Bar */
.top-nav-links {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex: 1;
  justify-content: center;
}

.top-nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1rem;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  color: var(--text-2);
  font-family: var(--font);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.top-nav-btn:hover {
  background: var(--surface-hover);
  color: var(--text-1);
}

.top-nav-btn.active {
  background: var(--accent-dim);
  color: var(--accent);
  border-color: rgba(255, 77, 45, 0.3);
  font-weight: 600;
}

.nav-actions {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

/* ─── App Container ──────────────────────────────────────── */
.app-container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}

.view-panel {
  animation: fadeIn 0.25s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ─── Page Top Bar ───────────────────────────────────────── */
.page-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.page-title {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.035em;
  color: var(--text-1);
  line-height: 1.2;
}

.page-desc {
  font-size: 0.95rem;
  color: var(--text-2);
  margin-top: 0.35rem;
  font-weight: 400;
}

.table-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.toolbar-stat {
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-3);
}

/* ─── Buttons ────────────────────────────────────────────── */
.btn-primary-action {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.65rem 1.15rem;
  background: var(--accent-gradient);
  border: none;
  border-radius: var(--radius-md);
  color: #FFFFFF;
  font-family: var(--font);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  letter-spacing: 0.01em;
  transition: all 0.2s ease;
  box-shadow: 0 2px 12px var(--accent-glow);
  white-space: nowrap;
}

.btn-primary-action:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 18px rgba(255, 77, 45, 0.45);
}

.btn-subtle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.8rem;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-2);
  font-family: var(--font);
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-subtle:hover {
  background: var(--surface-hover);
  color: var(--text-1);
  border-color: var(--border-bright);
}

.btn-subtle.spinning svg {
  animation: spin 0.75s linear infinite;
}

.btn-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.85rem 1.5rem;
  background: var(--accent-gradient);
  border: none;
  border-radius: var(--radius-md);
  color: #FFFFFF;
  font-family: var(--font);
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 2px 12px var(--accent-glow);
  margin-top: 1.5rem;
}

.btn-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 18px rgba(255, 77, 45, 0.45);
}

.btn-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn-secondary-action {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.75rem 1.25rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-md);
  color: var(--text-1);
  font-family: var(--font);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  margin-top: 1.25rem;
}

.btn-secondary-action:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--text-3);
}

/* ─── Glass Cards & Forms ────────────────────────────────── */
.glass-card {
  background: var(--surface-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.form-wrapper {
  max-width: 640px;
  margin: 0 auto;
}

.form-header {
  margin-bottom: 1.75rem;
  text-align: center;
}

.form-group {
  margin-bottom: 1.35rem;
}

.input-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-2);
  margin-bottom: 0.55rem;
}

.text-input {
  width: 100%;
  padding: 0.8rem 1.1rem;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-1);
  font-family: var(--font);
  font-size: 0.95rem;
  outline: none;
  transition: all 0.2s ease;
}

.text-input::placeholder {
  color: var(--text-3);
}

.text-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
  background: rgba(0, 0, 0, 0.55);
}

/* ─── Custom Stylish Dropdowns ───────────────────────────── */
.custom-dropdown {
  position: relative;
  width: 100%;
  user-select: none;
}

.custom-dropdown-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.15rem;
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-1);
  font-family: var(--font);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  text-align: left;
}

.custom-dropdown-trigger:hover {
  border-color: var(--border-bright);
  background: rgba(0, 0, 0, 0.6);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.custom-dropdown.open .custom-dropdown-trigger {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
  background: rgba(0, 0, 0, 0.65);
}

.dropdown-selected-content {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  min-width: 0;
}

.dropdown-icon-box {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  background: var(--accent-dim);
  border: 1px solid rgba(255, 77, 45, 0.25);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.dropdown-text-group {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.dropdown-selected-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-1);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dropdown-selected-sub {
  font-size: 0.76rem;
  color: var(--text-3);
  margin-top: 0.1rem;
}

.dropdown-chevron {
  color: var(--text-3);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease, color 0.2s ease;
  flex-shrink: 0;
  margin-left: 0.75rem;
}

.custom-dropdown.open .dropdown-chevron {
  transform: rotate(180deg);
  color: var(--accent);
}

/* Floating Menu */
.custom-dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  width: 100%;
  max-height: 280px;
  overflow-y: auto;
  background: var(--surface);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-lg);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.65);
  padding: 0.4rem;
  z-index: 50;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  animation: dropdownSlide 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes dropdownSlide {
  from { opacity: 0; transform: translateY(-6px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.dropdown-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.7rem 0.85rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
}

.dropdown-option:hover {
  background: var(--surface-hover);
}

.dropdown-option.selected {
  background: var(--accent-dim);
}

.dropdown-option-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.option-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-1);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dropdown-option.selected .option-name {
  color: var(--accent);
}

.option-check {
  color: var(--accent);
  display: flex;
  align-items: center;
}

/* Filter Dropdown (in Logs Header) */
.filter-dropdown {
  width: 200px;
}

.filter-trigger {
  padding: 0.45rem 0.85rem;
  font-size: 0.85rem;
  background: var(--surface);
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
}

.filter-trigger:hover {
  background: var(--surface-hover);
}

.filter-menu {
  width: 200px;
  right: 0;
  left: auto;
}

.message-area {
  resize: vertical;
  min-height: 140px;
  line-height: 1.6;
}

.input-phone-container {
  display: flex;
  align-items: center;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all 0.2s ease;
}

.input-phone-container:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.country-prefix {
  padding: 0.8rem 0.95rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent);
  background: rgba(255, 77, 45, 0.05);
  border-right: 1px solid var(--border);
  user-select: none;
}

.phone-input {
  border: none !important;
  border-radius: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
}

.input-hint {
  display: block;
  font-size: 0.76rem;
  color: var(--text-3);
  margin-top: 0.4rem;
}

/* ─── Instance Grid ──────────────────────────────────────── */
.instances-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
  gap: 1.25rem;
}

.instance-card {
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.instance-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: transparent;
  transition: background 0.2s ease;
}

.instance-card:hover {
  border-color: var(--border-bright);
  background: var(--surface-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.4);
}

.instance-card:hover::before {
  background: var(--accent-gradient);
}

.instance-card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.instance-icon-box {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-2);
  flex-shrink: 0;
  transition: all 0.2s ease;
}

.instance-card:hover .instance-icon-box {
  background: var(--accent-dim);
  border-color: rgba(255, 77, 45, 0.35);
  color: var(--accent);
}

.instance-details {
  flex: 1;
  min-width: 0;
}

.instance-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-1);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 0.3rem;
}

.status-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: 20px;
  letter-spacing: 0.02em;
}

.status-tag.linked {
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid rgba(255, 77, 45, 0.3);
}

.status-tag.unlinked {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-3);
  border: 1px solid var(--border);
}

.status-tag-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
}

.instance-card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.85rem;
  border-top: 1px solid var(--border-subtle);
}

.btn-card-action {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.75rem;
  background: var(--accent-dim);
  border: 1px solid rgba(255, 77, 45, 0.25);
  border-radius: var(--radius-sm);
  color: var(--accent);
  font-family: var(--font);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-card-action:hover {
  background: var(--accent);
  color: #FFFFFF;
  box-shadow: 0 2px 10px var(--accent-glow);
}

.btn-card-delete {
  background: transparent;
  border: none;
  color: var(--text-3);
  cursor: pointer;
  padding: 0.35rem;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.btn-card-delete:hover {
  background: var(--red-dim);
  color: var(--red);
}

/* ─── Loading & Empty States ─────────────────────────────── */
.loading-state {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 4rem 0;
  color: var(--text-2);
  font-size: 0.95rem;
}

.spinner-ring {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 2.5px solid var(--border-bright);
  border-top-color: var(--accent);
  animation: spin 0.75s linear infinite;
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 4rem 1.5rem;
  background: var(--surface-card);
  border: 1px dashed var(--border-bright);
  border-radius: var(--radius-lg);
}

.empty-icon-wrap {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-3);
  margin-bottom: 1.25rem;
}

.empty-state h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-1);
  margin-bottom: 0.35rem;
}

.empty-state p {
  font-size: 0.9rem;
  color: var(--text-2);
  max-width: 380px;
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

/* ─── Data Tables & Filter ───────────────────────────────── */
.logs-filter-group {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.filter-label {
  font-size: 0.82rem;
  color: var(--text-3);
  font-weight: 600;
  text-transform: uppercase;
}

.filter-select {
  width: auto;
  padding: 0.45rem 2rem 0.45rem 0.85rem;
  font-size: 0.85rem;
  background: var(--surface);
}

.table-card {
  padding: 0;
  overflow: hidden;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.data-table th {
  padding: 1rem 1.5rem;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-3);
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.015);
}

.data-table td {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-1);
  font-size: 0.92rem;
}

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

.data-table tr:hover td {
  background: rgba(255, 255, 255, 0.015);
}

.table-empty-row {
  text-align: center;
  padding: 3rem !important;
  color: var(--text-3);
}

/* ─── Alerts & Feedback ──────────────────────────────────── */
.alert-box {
  margin-top: 1.25rem;
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  font-weight: 500;
  line-height: 1.5;
}

.alert-box.error {
  background: var(--red-dim);
  border: 1px solid rgba(255, 59, 48, 0.3);
  color: var(--red);
}

.alert-box.success {
  background: var(--accent-dim);
  border: 1px solid rgba(255, 77, 45, 0.3);
  color: var(--accent);
}

/* ─── Modal Dialog ───────────────────────────────────────── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 1.5rem;
  animation: fadeIn 0.2s ease;
}

.modal-dialog {
  background: var(--surface);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 450px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.7);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  animation: modalScale 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalScale {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

.modal-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.015);
}

.modal-title-wrap {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.modal-icon {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background: var(--accent-dim);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-title-wrap h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-1);
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-3);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.modal-close-btn:hover {
  background: var(--red-dim);
  color: var(--red);
}

.modal-content-area {
  padding: 1.5rem;
}

.modal-step {
  animation: fadeIn 0.2s ease;
}

.modal-instructions {
  font-size: 0.88rem;
  color: var(--text-2);
  margin-bottom: 1.25rem;
  line-height: 1.5;
}

/* Instance Name Chip */
.instance-name-chip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 0.85rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 1.25rem;
}

.chip-info {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.chip-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-3);
  font-weight: 600;
}

.chip-info strong {
  font-size: 0.95rem;
  color: var(--accent);
  font-weight: 600;
}

.btn-chip-action {
  background: transparent;
  border: none;
  color: var(--text-2);
  font-family: var(--font);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  padding: 0.2rem 0.45rem;
  border-radius: 4px;
  transition: all 0.2s ease;
}

.btn-chip-action:hover {
  background: var(--surface-hover);
  color: var(--text-1);
}

/* ─── QR Code Container ──────────────────────────────────── */
.qr-result-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.qr-loading-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding: 2.5rem 0;
  color: var(--text-2);
  font-size: 0.88rem;
}

.qr-code-box {
  background: #FFFFFF;
  padding: 0.75rem;
  border-radius: var(--radius-md);
  display: inline-flex;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.45);
  margin-bottom: 1rem;
}

#qr-image {
  width: 175px;
  height: 175px;
  display: block;
}

.scan-steps-guide {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin-bottom: 0.85rem;
  flex-wrap: wrap;
}

.step-pill {
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--text-2);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}

.step-arrow {
  font-size: 0.75rem;
  color: var(--text-3);
}

.qr-listening-pulse {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 0.4rem;
}

.pulse-indicator {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: pulse 1.8s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

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

.hidden {
  display: none !important;
}

/* ─── Responsive Media Queries ───────────────────────────── */
@media (max-width: 640px) {
  .nav-container {
    flex-wrap: wrap;
    height: auto;
    padding: 0.75rem 1rem;
    gap: 0.75rem;
  }

  .top-nav-links {
    order: 3;
    width: 100%;
    justify-content: space-around;
  }

  .top-nav-btn {
    padding: 0.45rem 0.65rem;
    font-size: 0.82rem;
  }

  .page-top-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .glass-card {
    padding: 1.25rem;
  }
}

/* Login Screen */
.login-screen { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: var(--bg); background-image: radial-gradient(circle at 15% 10%, rgba(255, 77, 45, 0.045) 0%, transparent 40%), radial-gradient(circle at 85% 90%, rgba(255, 61, 0, 0.035) 0%, transparent 40%); z-index: 9999; display: flex; align-items: center; justify-content: center; padding: 20px; }
.login-screen.hidden { display: none; }
.login-box { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 40px; width: 100%; max-width: 400px; box-shadow: 0 16px 40px rgba(0,0,0,0.4); }
.login-title { font-size: 1.6rem; margin-bottom: 28px; text-align: center; color: var(--text-1); font-weight: 600; letter-spacing: -0.02em; }
.center-brand { display: flex; justify-content: center; align-items: center; gap: 0.75rem; margin-bottom: 24px; pointer-events: none; }