:root {
  --sidebar-w: 264px;
  --radius-xl: 24px;
  --radius-lg: 18px;
  --shadow-soft: 0 18px 45px rgba(15, 23, 42, .08);
  --shadow-card: 0 12px 30px rgba(15, 23, 42, .07);
  --gradient-primary: linear-gradient(135deg, #2563eb, #7c3aed);
  --gradient-dark: radial-gradient(circle at top left, rgba(37,99,235,.25), transparent 28%),
                   radial-gradient(circle at 80% 20%, rgba(124,58,237,.16), transparent 25%);
}

body {
  min-height: 100vh;
  background:
    radial-gradient(circle at top right, rgba(37, 99, 235, .08), transparent 28%),
    var(--bs-tertiary-bg);
  color: var(--bs-body-color);
}

a { text-decoration: none; }

.app-shell {
  display: flex;
  min-height: 100vh;
}

.app-sidebar {
  width: var(--sidebar-w);
  min-height: 100vh;
  position: fixed;
  inset: 0 auto 0 0;
  background: color-mix(in srgb, var(--bs-body-bg) 92%, transparent);
  backdrop-filter: blur(18px);
  border-right: 1px solid var(--bs-border-color);
  z-index: 1030;
}

.app-main {
  width: 100%;
  min-height: 100vh;
}

@media (min-width: 1200px) {
  .app-main { margin-left: var(--sidebar-w); }
}

.app-navbar {
  background: color-mix(in srgb, var(--bs-body-bg) 82%, transparent);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--bs-border-color);
  min-height: 74px;
}

.app-content {
  padding: 28px;
}

@media (max-width: 768px) {
  .app-content { padding: 18px; }
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 22px 20px;
}

.brand-mark {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  color: #fff;
  background: var(--gradient-primary);
  box-shadow: 0 10px 25px rgba(37,99,235,.25);
}

.business-chip {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 12px;
  border-radius: 18px;
  background: var(--bs-tertiary-bg);
  border: 1px solid var(--bs-border-color);
}

.business-avatar, .user-avatar {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 14px;
  background: var(--gradient-primary);
  color: #fff;
  font-weight: 800;
  text-transform: uppercase;
}

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 12px;
}

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

.nav-section {
  margin: 18px 12px 8px;
  color: var(--bs-secondary-color);
  font-size: .72rem;
  letter-spacing: .09em;
  text-transform: uppercase;
  font-weight: 800;
}

.sidebar-nav .nav-link {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 11px 12px;
  margin-bottom: 4px;
  color: var(--bs-body-color);
  border-radius: 15px;
  transition: .18s ease;
  font-weight: 560;
}

.sidebar-nav .nav-link i {
  width: 22px;
  color: var(--bs-secondary-color);
  font-size: 1.05rem;
}

.sidebar-nav .nav-link:hover {
  background: var(--bs-tertiary-bg);
  transform: translateX(2px);
}

.sidebar-nav .nav-link.active,
.sidebar-nav .nav-link:focus {
  background: rgba(37,99,235,.12);
  color: #2563eb;
}

.btn-soft {
  --bs-btn-bg: var(--bs-tertiary-bg);
  --bs-btn-border-color: var(--bs-border-color);
  --bs-btn-hover-bg: var(--bs-secondary-bg);
  --bs-btn-hover-border-color: var(--bs-border-color);
  border-radius: 14px;
}

.user-menu {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: var(--bs-tertiary-bg);
  border: 1px solid var(--bs-border-color);
  border-radius: 16px;
  padding: 6px 10px 6px 6px;
}

.search-box .input-group-text,
.search-box .form-control {
  background: var(--bs-tertiary-bg);
  border-color: var(--bs-border-color);
}

.search-box .input-group-text:first-child { border-radius: 16px 0 0 16px; }
.search-box .input-group-text:last-child { border-radius: 0 16px 16px 0; }
.search-box .form-control { border-left: 0; border-right: 0; }

.card {
  border: 1px solid color-mix(in srgb, var(--bs-border-color) 78%, transparent);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.card-header {
  border-radius: var(--radius-lg) var(--radius-lg) 0 0 !important;
  background: color-mix(in srgb, var(--bs-body-bg) 88%, transparent);
}

.metric-card {
  position: relative;
  overflow: hidden;
  border: 0;
}

.metric-card::after {
  content: "";
  position: absolute;
  inset: auto -30px -45px auto;
  width: 110px;
  height: 110px;
  border-radius: 50%;
  background: rgba(37,99,235,.08);
}

.metric-icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  color: #fff;
  background: var(--gradient-primary);
}

.chart-frame {
  position: relative;
  width: 100%;
  min-height: 260px;
  height: clamp(260px, 28vh, 330px);
}

.chart-frame-donut {
  min-height: 280px;
  height: clamp(280px, 30vh, 350px);
}

.chart-frame canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
}

@media (max-width: 768px) {
  .chart-frame,
  .chart-frame-donut {
    min-height: 240px;
    height: 240px;
  }
}

.hero-card {
  border: 0;
  color: #fff;
  background: var(--gradient-primary);
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 50px rgba(37,99,235,.23);
  overflow: hidden;
}

.hero-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--gradient-dark);
  pointer-events: none;
}

.hero-card > * {
  position: relative;
}

.table {
  --bs-table-bg: transparent;
}

.table thead th {
  color: var(--bs-secondary-color);
  text-transform: uppercase;
  letter-spacing: .04em;
  font-size: .74rem;
  font-weight: 800;
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 99px;
  display: inline-block;
  background: var(--bs-success);
}

.empty-state {
  text-align: center;
  padding: 46px 20px;
  border: 1px dashed var(--bs-border-color);
  border-radius: var(--radius-lg);
  background: var(--bs-tertiary-bg);
}

.empty-state i {
  font-size: 2.8rem;
  color: var(--bs-secondary-color);
}

.chat-card {
  min-height: 580px;
  background:
    radial-gradient(circle at top left, rgba(37,99,235,.08), transparent 28%),
    var(--bs-body-bg);
}

.chat-box {
  display: flex;
  flex-direction: column;
  gap: .85rem;
  max-height: 640px;
  overflow-y: auto;
}

.chat-message {
  display: flex;
}

.chat-message.customer { justify-content: flex-start; }
.chat-message.bot, .chat-message.human { justify-content: flex-end; }

.bubble {
  max-width: min(76%, 720px);
  padding: .9rem 1rem;
  border-radius: 20px;
  background: var(--bs-tertiary-bg);
  border: 1px solid var(--bs-border-color);
}

.chat-message.bot .bubble {
  background: rgba(37,99,235,.12);
  border-color: rgba(37,99,235,.22);
}

.chat-message.human .bubble {
  background: rgba(25,135,84,.12);
  border-color: rgba(25,135,84,.22);
}

.upgrade-card {
  padding: 16px;
  border-radius: 20px;
  background:
    linear-gradient(135deg, rgba(37,99,235,.12), rgba(124,58,237,.08)),
    var(--bs-tertiary-bg);
  border: 1px solid var(--bs-border-color);
}

.auth-bg {
  min-height: 100vh;
  background:
    radial-gradient(circle at 12% 12%, rgba(37,99,235,.22), transparent 24%),
    radial-gradient(circle at 82% 20%, rgba(124,58,237,.20), transparent 24%),
    var(--bs-tertiary-bg);
}

.auth-card {
  border: 0;
  border-radius: 28px;
  box-shadow: var(--shadow-soft);
}

.landing-hero {
  min-height: 86vh;
  display: flex;
  align-items: center;
  background:
    radial-gradient(circle at 10% 20%, rgba(37,99,235,.20), transparent 24%),
    radial-gradient(circle at 88% 14%, rgba(124,58,237,.18), transparent 25%);
}

.glass-card {
  background: color-mix(in srgb, var(--bs-body-bg) 72%, transparent);
  backdrop-filter: blur(18px);
  border: 1px solid var(--bs-border-color);
}

.landing-page {
  background: #f6f8fb;
  color: #101828;
}

.landing-nav {
  background: rgba(255, 255, 255, .92);
  border-bottom: 1px solid rgba(15, 23, 42, .08);
  backdrop-filter: blur(16px);
}

.landing-visual-hero {
  position: relative;
  min-height: min(720px, calc(100vh - 86px));
  display: flex;
  align-items: center;
  overflow: hidden;
  color: #fff;
}

.landing-visual-hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
}

.landing-visual-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(6, 10, 18, .50) 0%, rgba(6, 10, 18, .26) 42%, rgba(6, 10, 18, .04) 100%),
    linear-gradient(0deg, rgba(6, 10, 18, .16), rgba(6, 10, 18, .03));
}

.landing-hero-content {
  position: relative;
  z-index: 1;
  padding-top: 56px;
  padding-bottom: 56px;
}

.landing-hero-copy {
  width: min(100%, 670px);
  padding: 0;
  text-shadow: 0 2px 18px rgba(0, 0, 0, .36);
}

.landing-hero-content .lead {
  color: rgba(255, 255, 255, .86);
}

.landing-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.landing-proof span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .12);
  border: 1px solid rgba(255, 255, 255, .2);
  color: rgba(255, 255, 255, .88);
}

.landing-proof i {
  color: #22c55e;
}

.landing-hero-strip {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 18px;
  z-index: 1;
}

.landing-hero-strip span {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 16px;
  color: rgba(255, 255, 255, .92);
  background: rgba(8, 13, 25, .52);
  border: 1px solid rgba(255, 255, 255, .15);
  backdrop-filter: blur(8px);
}

.landing-hero-strip i {
  color: #22c55e;
}

.landing-feature-card,
.landing-vertical-card,
.landing-chat-demo {
  background: #fff;
  border: 1px solid rgba(15, 23, 42, .08);
  border-radius: 18px;
  box-shadow: 0 14px 34px rgba(15, 23, 42, .06);
}

.landing-feature-card {
  padding: 24px;
}

.landing-vertical-card {
  display: flex;
  gap: 12px;
  padding: 18px;
}

.landing-vertical-card i {
  margin-top: 2px;
}

.landing-band {
  background: #eef3f8;
}

.landing-chat-demo {
  padding: 24px;
  display: grid;
  gap: 14px;
}

.landing-attachment {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 14px;
  margin-left: auto;
  max-width: 420px;
  border-radius: 16px;
  border: 1px solid rgba(220, 38, 38, .18);
  background: rgba(254, 242, 242, .92);
}

.landing-attachment i {
  font-size: 1.8rem;
  color: #dc2626;
}

.landing-attachment span {
  display: block;
  color: #667085;
  font-size: .88rem;
}

.landing-cta {
  display: flex;
  gap: 28px;
  align-items: center;
  justify-content: space-between;
  padding: 42px;
  border-radius: 24px;
  color: #fff;
  background: linear-gradient(135deg, #0f766e, #2563eb);
  box-shadow: 0 18px 45px rgba(37, 99, 235, .20);
}

.landing-footer {
  padding: 54px 0 28px;
  color: #cbd5e1;
  background: #0f172a;
}

.landing-footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  font-size: 1.15rem;
  font-weight: 800;
}

.landing-footer h6 {
  color: #fff;
  font-weight: 800;
  margin-bottom: 14px;
}

.landing-footer a,
.landing-footer-text {
  display: block;
  color: #cbd5e1;
  margin-bottom: 10px;
}

.landing-footer a:hover {
  color: #fff;
}

.landing-footer-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.landing-footer-badges span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .10);
  color: #e2e8f0;
  font-size: .86rem;
}

.landing-footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  margin-top: 36px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, .10);
  color: #94a3b8;
  font-size: .92rem;
}

@media (max-width: 991px) {
  .landing-visual-hero {
    min-height: 680px;
  }

  .landing-visual-hero img {
    object-position: 70% center;
  }

  .landing-visual-overlay {
    background: rgba(8, 13, 25, .66);
  }

  .landing-hero-copy {
    padding: 0;
  }

  .landing-hero-strip {
    position: relative;
    bottom: auto;
    margin: -18px 0 18px;
  }

  .landing-cta {
    align-items: flex-start;
    flex-direction: column;
  }
}

.fab-action {
  position: fixed;
  right: 26px;
  bottom: 26px;
  width: 58px;
  height: 58px;
  border: 0;
  border-radius: 22px;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: var(--gradient-primary);
  box-shadow: 0 18px 35px rgba(37,99,235,.30);
  z-index: 1020;
}

.toast-area {
  z-index: 2050;
  width: min(440px, 100%);
}

.form-control, .form-select, .btn {
  border-radius: 14px;
}

.form-check.form-switch.p-3 {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 12px;
  row-gap: 2px;
  align-items: start;
  padding-left: 1rem !important;
}

.form-check.form-switch.p-3 .form-check-input {
  float: none;
  grid-row: 1 / span 2;
  margin-left: 0;
  margin-top: .2rem;
}

.form-check.form-switch.p-3 .form-check-label {
  line-height: 1.3;
  margin: 0;
}

.form-check.form-switch.p-3 .small {
  grid-column: 2;
}

.dropdown-menu {
  border-radius: 18px;
}

.mobile-offcanvas {
  width: min(92vw, 330px) !important;
}

.timeline {
  position: relative;
  display: grid;
  gap: 14px;
}

.timeline-item {
  display: flex;
  gap: 12px;
}

.timeline-icon {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: rgba(37,99,235,.12);
  color: #2563eb;
}

.kpi-trend-up { color: var(--bs-success); }
.kpi-trend-down { color: var(--bs-danger); }

[data-bs-theme="dark"] {
  --shadow-soft: 0 18px 45px rgba(0, 0, 0, .22);
  --shadow-card: 0 12px 30px rgba(0, 0, 0, .18);
}

[data-bs-theme="dark"] .app-sidebar,
[data-bs-theme="dark"] .app-navbar {
  background: rgba(15, 23, 42, .74);
}

.user-avatar {
  object-fit: cover;
}

/* Bot Menu Builder */
.chat-demo .bubble { white-space: pre-wrap; }