:root {
  --ka-bg: #0F0F0F;
  --ka-surface: #151922;
  --ka-surface-raised: #1B202B;
  --ka-primary: #2F6BFF;
  --ka-primary-hover: #2458D8;
  --ka-text: #FFFFFF;
  --ka-text-secondary: #B7C0CE;
  --ka-border: rgba(255, 255, 255, 0.12);
  --ka-success: #21C77A;
  --ka-warning: #F5B942;
  --ka-danger: #F05A67;
  --ka-primary-soft: rgba(47, 107, 255, 0.12);
  --ka-primary-border: rgba(47, 107, 255, 0.34);
  --ka-success-soft: rgba(33, 199, 122, 0.10);
  --ka-warning-soft: rgba(245, 185, 66, 0.10);
  --ka-danger-soft: rgba(240, 90, 103, 0.10);
  --ka-shadow: 0 24px 70px rgba(0, 0, 0, 0.30);
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { background: var(--ka-bg); }
body { margin: 0; color: var(--ka-text); background: var(--ka-bg); min-height: 100vh; }
a { color: inherit; }
button, input, textarea, select { font: inherit; }
.app-shell { min-height: 100vh; }

.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: 286px;
  display: flex;
  flex-direction: column;
  padding: 30px 22px 22px;
  background: var(--ka-surface);
  border-right: 1px solid var(--ka-border);
  box-shadow: 18px 0 45px rgba(0, 0, 0, .12);
  z-index: 10;
}
.brand { display: flex; gap: 13px; align-items: center; text-decoration: none; margin-bottom: 42px; min-width: 0; }
.brand-symbol { width: 44px; height: 44px; flex: 0 0 44px; }
.brand span { min-width: 0; }
.brand strong, .brand small { display: block; }
.brand strong { font-size: .9rem; line-height: 1.25; letter-spacing: -.01em; }
.brand small { color: var(--ka-text-secondary); margin-top: 4px; font-size: .72rem; line-height: 1.3; }
nav { display: grid; gap: 7px; }
nav a {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ka-text-secondary);
  text-decoration: none;
  padding: 12px 14px;
  border: 1px solid transparent;
  border-radius: 10px;
  font-weight: 650;
  transition: color .16s ease, background .16s ease, border-color .16s ease;
}
nav a svg { width: 19px; height: 19px; flex: 0 0 19px; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }
nav a:hover { color: var(--ka-text); background: rgba(255, 255, 255, .035); }
nav a.active { color: var(--ka-text); background: var(--ka-primary-soft); border-color: var(--ka-primary-border); }
nav a.active svg { color: var(--ka-primary); }
nav a.active::before { content: ""; position: absolute; left: -1px; top: 10px; bottom: 10px; width: 2px; border-radius: 2px; background: var(--ka-primary); }
.logout-form { margin-top: auto; display: grid; gap: 11px; padding-top: 24px; border-top: 1px solid var(--ka-border); }
.user-label { color: var(--ka-text-secondary); font-size: .82rem; overflow-wrap: anywhere; }
.sidebar-signature { margin: 16px 0 0; color: var(--ka-text-secondary); font-size: .7rem; text-align: center; opacity: .72; }

.main-content { margin-left: 286px; padding: 52px clamp(28px, 5vw, 76px) 28px; max-width: 1540px; min-height: 100vh; }
.auth-main { margin: 0; max-width: none; min-height: 100vh; display: grid; place-items: center; padding: 28px; }
.app-footer { margin-top: 58px; padding: 22px 0 4px; border-top: 1px solid var(--ka-border); color: var(--ka-text-secondary); font-size: .78rem; text-align: right; }

.login-card {
  width: min(100%, 480px);
  padding: 44px;
  border: 1px solid var(--ka-primary-border);
  border-radius: 20px;
  background: var(--ka-surface);
  box-shadow: var(--ka-shadow);
}
.login-logo { display: block; width: min(100%, 270px); height: auto; margin-bottom: 34px; }
.login-intro { max-width: 38ch; margin-bottom: 24px; }
.login-submit { width: 100%; margin-top: 18px; }
.login-signature { margin: 30px 0 0; padding-top: 20px; border-top: 1px solid var(--ka-border); color: var(--ka-text-secondary); font-size: .78rem; text-align: center; }

h1, h2, p { margin-top: 0; }
h1 { font-size: clamp(2rem, 4vw, 3.15rem); line-height: 1.04; letter-spacing: -.045em; margin-bottom: 12px; }
h2 { letter-spacing: -.025em; }
.eyebrow { color: var(--ka-primary); text-transform: uppercase; letter-spacing: .14em; font-size: .7rem; font-weight: 800; margin-bottom: 10px; }
.muted, .page-subtitle { color: var(--ka-text-secondary); line-height: 1.65; }
.page-subtitle { max-width: 680px; margin: 0; font-size: 1rem; }
.page-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; margin-bottom: 32px; }

.pill { display: inline-flex; align-items: center; padding: 8px 12px; border: 1px solid var(--ka-border); border-radius: 999px; color: var(--ka-text-secondary); background: rgba(255, 255, 255, .025); font-size: .8rem; font-weight: 750; white-space: nowrap; }
.pill.safe { color: var(--ka-success); border-color: rgba(33, 199, 122, .32); background: var(--ka-success-soft); }
.pill.pending { color: var(--ka-warning); border-color: rgba(245, 185, 66, .32); background: var(--ka-warning-soft); }
.pill.danger { color: var(--ka-danger); border-color: rgba(240, 90, 103, .35); background: var(--ka-danger-soft); }

.hero-panel, .panel, .metric-card, .link-grid a, .empty-state { border: 1px solid var(--ka-border); background: var(--ka-surface); border-radius: 15px; box-shadow: 0 12px 36px rgba(0, 0, 0, .10); }
.hero-panel { display: grid; grid-template-columns: 1.45fr 1fr; gap: 34px; padding: 34px; margin-bottom: 20px; }
.hero-panel p { color: var(--ka-text-secondary); line-height: 1.65; }
.notice { padding: 18px; border: 1px solid var(--ka-border); border-radius: 11px; background: var(--ka-surface-raised); color: var(--ka-text-secondary); align-self: center; line-height: 1.55; }
.notice strong { color: var(--ka-text); }
.metric-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-bottom: 46px; }
.metric-card { padding: 21px; }
.metric-card span, .metric-card small { display: block; color: var(--ka-text-secondary); }
.metric-card strong { display: block; color: var(--ka-text); font-size: 1.3rem; margin: 10px 0; overflow-wrap: anywhere; }
.section-heading { margin-bottom: 17px; }
.link-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.link-grid a { display: grid; gap: 9px; padding: 23px; text-decoration: none; transition: transform .16s ease, border-color .16s ease, background .16s ease; }
.link-grid a:hover { transform: translateY(-2px); border-color: var(--ka-primary-border); background: var(--ka-surface-raised); }
.link-grid strong { color: var(--ka-text); }
.link-grid span { color: var(--ka-text-secondary); font-size: .9rem; line-height: 1.5; }

.panel { padding: 27px; margin-bottom: 18px; }
.stack { display: grid; }
.status-row { display: flex; justify-content: space-between; gap: 30px; padding: 17px 0; border-bottom: 1px solid var(--ka-border); }
.status-row:last-child { border-bottom: 0; }
.status-row span { color: var(--ka-text-secondary); }
.path { display: block; overflow-wrap: anywhere; padding: 14px; margin-bottom: 14px; border-radius: 8px; background: var(--ka-bg); color: var(--ka-primary); }
.empty-state { text-align: center; padding: 70px 28px; color: var(--ka-text-secondary); }
.empty-state h1, .empty-state h2 { color: var(--ka-text); }
.empty-state.compact { border: 0; background: transparent; padding: 50px 20px; box-shadow: none; }
.empty-icon { display: grid; place-items: center; width: 54px; height: 54px; margin: 0 auto 20px; border-radius: 14px; background: var(--ka-primary-soft); color: var(--ka-primary); font-weight: 900; }

.stack-form { display: grid; gap: 10px; }
.stack-form label { margin-top: 8px; color: var(--ka-text-secondary); font-size: .88rem; font-weight: 700; }
input, textarea, select { width: 100%; padding: 13px 14px; color: var(--ka-text); background: var(--ka-bg); border: 1px solid var(--ka-border); border-radius: 9px; outline: none; transition: border-color .15s ease, box-shadow .15s ease; }
input:focus, textarea:focus, select:focus { border-color: var(--ka-primary); box-shadow: 0 0 0 3px var(--ka-primary-soft); }
input:disabled, textarea:disabled, select:disabled { opacity: .62; cursor: not-allowed; }
.field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.button { display: inline-flex; justify-content: center; align-items: center; min-height: 42px; padding: 10px 15px; border: 1px solid transparent; border-radius: 9px; font-weight: 800; cursor: pointer; text-decoration: none; transition: background .15s ease, border-color .15s ease, transform .15s ease; }
.button:hover:not(:disabled) { transform: translateY(-1px); }
.button.primary { color: var(--ka-text); background: var(--ka-primary); margin-top: 12px; }
.button.primary:hover:not(:disabled) { background: var(--ka-primary-hover); }
.button.ghost { color: var(--ka-text); background: transparent; border-color: var(--ka-border); }
.button.ghost:hover:not(:disabled) { border-color: var(--ka-primary-border); background: var(--ka-primary-soft); }
.button:disabled { opacity: .5; cursor: not-allowed; }
.button.compact { min-height: 36px; margin: 0; padding: 7px 11px; }
.button.danger { color: var(--ka-danger); background: var(--ka-danger-soft); border-color: rgba(240, 90, 103, .30); }
.button.test { color: var(--ka-text); background: var(--ka-danger); border-color: var(--ka-danger); }

.alert { padding: 14px 15px; border-radius: 9px; margin: 18px 0; line-height: 1.5; }
.alert.error { color: var(--ka-danger); background: var(--ka-danger-soft); border: 1px solid rgba(240, 90, 103, .28); }
.alert.success { color: var(--ka-success); background: var(--ka-success-soft); border: 1px solid rgba(33, 199, 122, .26); }
.alert.warning { color: var(--ka-warning); background: var(--ka-warning-soft); border: 1px solid rgba(245, 185, 66, .26); }
.alert.test-alert { color: var(--ka-danger); background: var(--ka-danger-soft); border: 1px solid rgba(240, 90, 103, .28); }
.alert.danger-alert { color: var(--ka-text); background: rgba(240, 90, 103, .16); border: 1px solid rgba(240, 90, 103, .48); font-size: 1.08rem; }
.alert ul { margin: 10px 0 0; padding-left: 20px; }
.toolbar { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.toolbar p { margin: 6px 0 0; }
.qr-panel { text-align: center; }
.qr-panel img { display: block; width: min(100%, 320px); margin: 20px auto 0; border: 12px solid var(--ka-text); border-radius: 10px; }
.qr-countdown { color: var(--ka-warning); font-size: 1.05rem; font-weight: 800; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 14px 13px; text-align: left; border-bottom: 1px solid var(--ka-border); }
th { color: var(--ka-text-secondary); font-size: .76rem; text-transform: uppercase; letter-spacing: .08em; }
tbody tr:hover { background: rgba(255, 255, 255, .018); }
fieldset { min-width: 0; margin: 12px 0 0; padding: 18px; border: 1px solid var(--ka-border); border-radius: 12px; }
legend { padding: 0 8px; color: var(--ka-text-secondary); font-size: .88rem; font-weight: 750; }
.choice-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.group-choices { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.choice { display: flex; align-items: flex-start; gap: 10px; min-width: 0; padding: 12px; border: 1px solid var(--ka-border); border-radius: 9px; background: var(--ka-surface-raised); cursor: pointer; }
.choice input { width: auto; margin: 3px 0 0; accent-color: var(--ka-primary); }
.choice span, .choice strong, .choice small { display: block; min-width: 0; overflow-wrap: anywhere; }
.choice small { margin-top: 4px; color: var(--ka-text-secondary); }

.message-list { display: grid; gap: 16px; }
.message-card { margin: 0; }
.message-card-header, .message-actions, .badge-row { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.badge-row, .message-actions { flex-wrap: wrap; justify-content: flex-end; }
.message-preview { max-width: 850px; margin: 18px 0; color: var(--ka-text); white-space: pre-wrap; overflow-wrap: anywhere; line-height: 1.65; }
.message-meta { display: grid; grid-template-columns: 1fr 2fr; gap: 14px; padding: 16px 0; border-top: 1px solid var(--ka-border); border-bottom: 1px solid var(--ka-border); }
.message-meta strong, .message-meta span { display: block; }
.message-meta span { margin-top: 5px; color: var(--ka-text-secondary); line-height: 1.5; }
.message-actions { margin-top: 18px; }
.filter-form { display: grid; grid-template-columns: minmax(180px, 1fr) minmax(220px, 2fr) auto auto; align-items: end; gap: 12px; }
.group-search-form { grid-template-columns: minmax(260px, 1fr) auto auto; }
.filter-form label { display: block; margin-bottom: 7px; color: var(--ka-text-secondary); font-size: .82rem; font-weight: 750; }
.result-code { max-width: min(100%, 760px); color: var(--ka-primary); white-space: normal; overflow-wrap: anywhere; text-align: right; }
.telegram-heading { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.telegram-heading h2 { margin-bottom: 0; }
.operational-lock { margin-bottom: 20px; }
.whatsapp-connect-prompt { margin-top: 0; }
.whatsapp-connect-cta {
  width: 100%;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  padding: 19px 21px;
  color: #211700;
  text-align: left;
  background: linear-gradient(135deg, #FFD86A 0%, var(--ka-warning) 100%);
  border: 1px solid #FFE49A;
  border-radius: 12px;
  box-shadow: 0 14px 34px rgba(245, 185, 66, .18);
  cursor: pointer;
  transition: transform .16s ease, box-shadow .16s ease, filter .16s ease;
}
.whatsapp-connect-cta:hover { transform: translateY(-2px); filter: brightness(1.04); box-shadow: 0 18px 38px rgba(245, 185, 66, .25); }
.whatsapp-connect-cta:focus-visible { outline: 3px solid rgba(255, 216, 106, .42); outline-offset: 3px; }
.whatsapp-connect-icon { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 50%; color: var(--ka-warning); background: #211700; font-size: 1.1rem; font-weight: 900; }
.whatsapp-connect-copy strong, .whatsapp-connect-copy small { display: block; }
.whatsapp-connect-copy strong { font-size: 1.04rem; }
.whatsapp-connect-copy small { margin-top: 4px; color: rgba(33, 23, 0, .78); font-size: .88rem; line-height: 1.45; }
.whatsapp-connect-arrow { font-size: 1.65rem; font-weight: 800; }
.status-row.vertical { display: block; }
.status-row.vertical > span { display: block; margin-bottom: 12px; }
.status-actions { display: flex; flex-wrap: wrap; gap: 12px; padding: 18px 0; }
.status-actions form { margin: 0; }
.session-reset-panel .button.danger { margin-top: 12px; }
.status-page-header { max-width: 920px; margin-inline: auto; }
.connection-card { max-width: 920px; margin: 0 auto; padding: clamp(22px, 4vw, 38px); }
.connection-card-header { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.connection-state-title { display: flex; align-items: center; gap: 14px; }
.connection-state-title h2 { margin: 3px 0 0; }
.connection-indicator { width: 14px; height: 14px; flex: 0 0 14px; border-radius: 50%; background: var(--ka-warning); box-shadow: 0 0 0 6px var(--ka-warning-soft); }
.connection-indicator.safe { background: var(--ka-success); box-shadow: 0 0 0 6px var(--ka-success-soft); }
.connection-indicator.danger { background: var(--ka-danger); box-shadow: 0 0 0 6px var(--ka-danger-soft); }
.connection-copy { margin: 26px 0 8px; color: var(--ka-text-secondary); font-size: 1.05rem; line-height: 1.65; }
.connection-metrics { display: grid; grid-template-columns: minmax(160px, .7fr) minmax(280px, 1.3fr); gap: 14px; margin-top: 24px; }
.connection-metrics > div { padding: 18px; border: 1px solid var(--ka-border); border-radius: 12px; background: var(--ka-surface-raised); }
.connection-metrics span, .connection-metrics strong { display: block; overflow-wrap: anywhere; }
.connection-metrics span { color: var(--ka-text-secondary); font-size: .86rem; }
.connection-metrics strong { margin-top: 8px; color: var(--ka-text); }
.connection-actions { padding-bottom: 0; }
.connection-actions .button.primary { margin-top: 0; }
.connection-qr, .connection-reset { margin-top: 26px; padding-top: 26px; border-top: 1px solid var(--ka-border); }
.confirmation-message { margin: 0; white-space: pre-wrap; overflow-wrap: anywhere; line-height: 1.65; }
.confirmation-actions { display: flex; justify-content: flex-end; gap: 12px; flex-wrap: wrap; margin-top: 14px; }

@media (max-width: 980px) {
  .sidebar { position: static; width: auto; min-height: auto; padding: 22px; }
  .sidebar nav { grid-template-columns: repeat(5, minmax(max-content, 1fr)); overflow-x: auto; padding-bottom: 4px; }
  .brand { margin-bottom: 20px; }
  nav a { justify-content: center; }
  nav a.active::before { left: 12px; right: 12px; top: auto; bottom: -1px; width: auto; height: 2px; }
  .logout-form { margin-top: 20px; grid-template-columns: 1fr auto; align-items: center; }
  .sidebar-signature { display: none; }
  .main-content { margin-left: 0; }
  .metric-grid, .link-grid, .choice-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .filter-form { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 620px) {
  .sidebar { padding: 18px 16px; }
  .brand strong { font-size: .84rem; }
  .sidebar nav { grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 3px; margin-inline: -4px; overflow: visible; }
  nav a { min-width: 0; padding: 10px 4px; gap: 6px; flex-direction: column; font-size: .68rem; }
  nav a svg { width: 18px; height: 18px; }
  .logout-form { grid-template-columns: 1fr; }
  .user-label { display: none; }
  .main-content { padding: 34px 18px 22px; }
  .page-header, .status-row, .toolbar, .message-card-header, .telegram-heading { flex-direction: column; align-items: stretch; }
  .hero-panel, .metric-grid, .link-grid, .field-grid, .choice-grid, .message-meta, .filter-form { grid-template-columns: 1fr; }
  .badge-row, .message-actions { justify-content: flex-start; }
  .result-code { text-align: left; }
  .auth-main { padding: 18px; }
  .login-card { padding: 32px 24px; border-radius: 17px; }
  .login-logo { width: min(100%, 245px); margin-bottom: 28px; }
  .connection-card-header, .connection-state-title { align-items: flex-start; }
  .connection-card-header { flex-direction: column; }
  .connection-metrics { grid-template-columns: 1fr; }
  .connection-actions, .connection-actions form, .connection-actions .button { width: 100%; }
  .whatsapp-connect-cta { gap: 12px; padding: 17px; }
  .whatsapp-connect-arrow { display: none; }
  .app-footer { text-align: center; }
}