*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Brand */
  --teal: #0d5c63;
  --teal-dark: #094147;
  --teal-light: #147a82;
  --gold: #c9a227;
  --gold-light: #e8c547;

  /* Surfaces */
  --color-background-primary: #ffffff;
  --color-background-secondary: #f5f6f7;
  --color-background-tertiary: #eeeff1;

  /* Text */
  --color-text-primary: #111827;
  --color-text-secondary: #6b7280;

  /* Borders */
  --color-border-secondary: #d1d5db;
  --color-border-tertiary: #e5e7eb;

  /* Radius */
  --border-radius-md: 6px;
  --border-radius-lg: 10px;

  /* Fonts */
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Fira Mono', 'Roboto Mono', monospace;
}

html, body {
  height: 100%;
  font-family: var(--font-sans);
  background: var(--color-background-secondary);
  color: var(--color-text-primary);
}

/* ─── Auth Screen ─────────────────────────────────────────── */
#auth-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 20px;
}

.auth-card {
  background: var(--color-background-primary);
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-lg);
  padding: 32px 28px;
  width: 100%;
  max-width: 360px;
}

.auth-logo { margin-bottom: 24px; }
.auth-logo .brand { font-size: 17px; font-weight: 600; color: var(--teal-dark); }
.auth-logo .sub { font-size: 12px; color: var(--color-text-secondary); margin-top: 2px; }

.auth-tabs { display: flex; gap: 0; margin-bottom: 20px; border-bottom: 0.5px solid var(--color-border-tertiary); }
.auth-tab {
  flex: 1;
  text-align: center;
  font-size: 13px;
  padding: 8px 0;
  cursor: pointer;
  color: var(--color-text-secondary);
  border-bottom: 2px solid transparent;
  margin-bottom: -0.5px;
}
.auth-tab.active { color: var(--teal); border-bottom-color: var(--teal); font-weight: 500; }

.auth-form { display: flex; flex-direction: column; gap: 12px; }
.form-label { font-size: 12px; color: var(--color-text-secondary); margin-bottom: 4px; display: block; }
.form-input {
  width: 100%;
  font-size: 13px;
  padding: 8px 10px;
  border-radius: var(--border-radius-md);
  border: 0.5px solid var(--color-border-secondary);
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  font-family: var(--font-sans);
  outline: none;
}
.form-input:focus { border-color: var(--teal-light); }

.auth-submit {
  width: 100%;
  padding: 9px;
  border-radius: var(--border-radius-md);
  border: none;
  background: var(--teal);
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  margin-top: 4px;
}
.auth-submit:hover { background: var(--teal-light); }
.auth-submit:disabled { opacity: 0.6; cursor: default; }

.auth-error {
  font-size: 12px;
  color: #c62828;
  background: #ffebee;
  border: 0.5px solid #ffcdd2;
  border-radius: var(--border-radius-md);
  padding: 8px 10px;
  display: none;
}

/* ─── App Shell ───────────────────────────────────────────── */
#app-screen { display: none; height: 100vh; }

.shell {
  display: flex;
  height: 100vh;
  background: var(--color-background-tertiary);
}

/* ─── Sidebar ─────────────────────────────────────────────── */
.sidebar {
  width: 200px;
  background: var(--teal-dark);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.sidebar-logo { padding: 20px 16px 16px; border-bottom: 0.5px solid rgba(255,255,255,0.1); }
.sidebar-logo .brand { font-size: 15px; font-weight: 500; color: #fff; }
.sidebar-logo .sub { font-size: 11px; color: rgba(255,255,255,0.5); margin-top: 2px; }

.nav-section { padding: 12px 0; }
.nav-label {
  font-size: 10px;
  color: rgba(255,255,255,0.35);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0 16px;
  margin-bottom: 6px;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 16px;
  font-size: 13px;
  color: rgba(255,255,255,0.65);
  cursor: pointer;
  transition: background 0.15s;
  border-left: 2px solid transparent;
}
.nav-item:hover { background: rgba(255,255,255,0.07); color: #fff; }
.nav-item.active { background: rgba(255,255,255,0.12); color: #fff; border-left-color: var(--gold); }
.nav-dot { width: 7px; height: 7px; border-radius: 50%; background: rgba(255,255,255,0.3); flex-shrink: 0; }
.nav-item.active .nav-dot { background: var(--gold); }

.sidebar-footer {
  margin-top: auto;
  padding: 14px 16px;
  border-top: 0.5px solid rgba(255,255,255,0.1);
  font-size: 12px;
  color: rgba(255,255,255,0.45);
  word-break: break-all;
}

/* ─── Main Area ───────────────────────────────────────────── */
.main { flex: 1; display: flex; flex-direction: column; overflow: hidden; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 0.5px solid var(--color-border-tertiary);
  background: var(--color-background-primary);
  flex-shrink: 0;
}
.topbar-title { font-size: 15px; font-weight: 500; color: var(--color-text-primary); }
.topbar-right { display: flex; align-items: center; gap: 10px; }
.badge { font-size: 11px; padding: 3px 10px; border-radius: 20px; background: #e8f5e9; color: #2e7d32; font-weight: 500; }
.avatar {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--teal);
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 500; color: #fff;
  cursor: default;
}

.tab-row { display: flex; gap: 4px; }
.tab {
  font-size: 12px;
  padding: 5px 12px;
  border-radius: var(--border-radius-md);
  border: 0.5px solid transparent;
  color: var(--color-text-secondary);
  cursor: pointer;
}
.tab.active {
  border-color: var(--color-border-secondary);
  background: var(--color-background-secondary);
  color: var(--color-text-primary);
  font-weight: 500;
}

.content {
  flex: 1;
  overflow-y: auto;
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: var(--color-background-secondary);
}

/* ─── Sections ────────────────────────────────────────────── */
.section {
  background: var(--color-background-primary);
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-md);
  padding: 14px 16px;
}
.section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.section-title { font-size: 13px; font-weight: 500; color: var(--color-text-primary); }
.section-action { font-size: 11px; color: var(--teal-light); cursor: pointer; }
.section-action:hover { color: var(--teal); }

/* ─── Stats ───────────────────────────────────────────────── */
.stats-row { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 10px; }
.stat-card {
  background: var(--color-background-primary);
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-md);
  padding: 12px 14px;
}
.stat-label { font-size: 11px; color: var(--color-text-secondary); margin-bottom: 6px; }
.stat-value { font-size: 22px; font-weight: 500; color: var(--color-text-primary); }
.stat-delta { font-size: 11px; color: #2e7d32; margin-top: 3px; }

/* ─── Two-col layout ──────────────────────────────────────── */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* ─── API Key row (overview) ──────────────────────────────── */
.api-key-row {
  display: flex; align-items: center; gap: 8px;
  background: var(--color-background-secondary);
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-md);
  padding: 8px 12px;
}
.api-key-text { font-family: var(--font-mono); font-size: 12px; color: var(--color-text-secondary); flex: 1; }

/* ─── Domain rows ─────────────────────────────────────────── */
.domain-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 7px 0;
  border-bottom: 0.5px solid var(--color-border-tertiary);
}
.domain-row:last-child { border-bottom: none; }
.domain-name { font-size: 12px; color: var(--color-text-primary); font-family: var(--font-mono); }
.domain-status { font-size: 10px; padding: 2px 8px; border-radius: 20px; background: #e8f5e9; color: #2e7d32; }

/* ─── Log rows ────────────────────────────────────────────── */
.log-row {
  display: flex; align-items: center; gap: 10px;
  padding: 6px 0;
  border-bottom: 0.5px solid var(--color-border-tertiary);
}
.log-row:last-child { border-bottom: none; }
.log-dot { width: 6px; height: 6px; border-radius: 50%; background: #2e7d32; flex-shrink: 0; }
.log-dot.fail { background: #c62828; }
.log-dot.blocked { background: #f57f17; }
.log-detail { flex: 1; font-size: 12px; color: var(--color-text-primary); }
.log-time { font-size: 11px; color: var(--color-text-secondary); }

/* ─── Key Cards (API Keys page) ───────────────────────────── */
.key-card {
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-md);
  padding: 12px 14px;
  margin-bottom: 8px;
}
.key-card:last-child { margin-bottom: 0; }
.key-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.key-name { font-size: 13px; font-weight: 500; color: var(--color-text-primary); }
.key-status { font-size: 10px; padding: 2px 8px; border-radius: 20px; }
.key-status.live { background: #e8f5e9; color: #2e7d32; }
.key-status.test { background: #fff8e1; color: #f57f17; }
.key-status.revoked { background: #ffebee; color: #c62828; }
.key-meta { display: flex; align-items: center; gap: 10px; }
.key-value {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-text-secondary);
  flex: 1;
  background: var(--color-background-secondary);
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-md);
  padding: 6px 10px;
}
.key-actions { display: flex; gap: 6px; }
.key-footer { display: flex; gap: 16px; margin-top: 8px; flex-wrap: wrap; }
.key-stat { font-size: 11px; color: var(--color-text-secondary); }
.key-stat span { color: var(--color-text-primary); font-weight: 500; }

/* ─── Domain Cards ────────────────────────────────────────── */
.domain-card {
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-md);
  padding: 12px 14px;
  margin-bottom: 8px;
}
.domain-card:last-child { margin-bottom: 0; }
.domain-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
.domain-card-name { font-family: var(--font-mono); font-size: 13px; color: var(--color-text-primary); }
.domain-verified { font-size: 10px; padding: 2px 8px; border-radius: 20px; background: #e8f5e9; color: #2e7d32; }
.domain-meta { font-size: 11px; color: var(--color-text-secondary); display: flex; gap: 14px; }

/* ─── Forms ───────────────────────────────────────────────── */
.add-domain-form {
  border: 0.5px dashed var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

/* ─── Buttons ─────────────────────────────────────────────── */
.add-btn {
  font-size: 11px; padding: 5px 12px;
  border-radius: var(--border-radius-md);
  border: 0.5px solid var(--teal);
  background: var(--teal); color: #fff; cursor: pointer;
}
.add-btn:hover { background: var(--teal-light); border-color: var(--teal-light); }

.submit-btn {
  font-size: 12px; padding: 7px 16px;
  border-radius: var(--border-radius-md);
  border: none;
  background: var(--teal); color: #fff; cursor: pointer;
  align-self: flex-start;
}
.submit-btn:hover { background: var(--teal-light); }
.submit-btn:disabled { opacity: 0.6; cursor: default; }

.copy-btn, .ghost-btn {
  font-size: 11px; padding: 4px 10px;
  border-radius: var(--border-radius-md);
  border: 0.5px solid var(--color-border-secondary);
  background: transparent; color: var(--color-text-primary); cursor: pointer;
  white-space: nowrap;
}
.copy-btn:hover, .ghost-btn:hover { background: var(--color-background-secondary); }

.danger-btn {
  font-size: 11px; padding: 4px 10px;
  border-radius: var(--border-radius-md);
  border: 0.5px solid #ffcdd2;
  background: transparent; color: #c62828; cursor: pointer;
}
.danger-btn:hover { background: #ffebee; }

/* ─── Info note ───────────────────────────────────────────── */
.info-note {
  font-size: 11px;
  color: var(--color-text-secondary);
  background: var(--color-background-secondary);
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-md);
  padding: 8px 12px;
}

/* ─── Logs Table ──────────────────────────────────────────── */
.logs-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.logs-table th {
  text-align: left;
  padding: 8px 10px;
  font-size: 11px;
  font-weight: 500;
  color: var(--color-text-secondary);
  border-bottom: 0.5px solid var(--color-border-tertiary);
}
.logs-table td {
  padding: 9px 10px;
  border-bottom: 0.5px solid var(--color-border-tertiary);
  color: var(--color-text-primary);
}
.logs-table tr:last-child td { border-bottom: none; }
.logs-table tr:hover td { background: var(--color-background-secondary); }
.status-pill { font-size: 10px; padding: 2px 8px; border-radius: 20px; white-space: nowrap; }
.status-pill.delivered { background: #e8f5e9; color: #2e7d32; }
.status-pill.blocked { background: #fff8e1; color: #f57f17; }
.status-pill.failed { background: #ffebee; color: #c62828; }

/* ─── Settings ────────────────────────────────────────────── */
.settings-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 0;
  border-bottom: 0.5px solid var(--color-border-tertiary);
}
.settings-row:last-child { border-bottom: none; }
.settings-label { font-size: 13px; color: var(--color-text-primary); }
.settings-value { font-size: 12px; color: var(--color-text-secondary); }

/* ─── Modal ───────────────────────────────────────────────── */
.modal-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.35);
  align-items: center; justify-content: center;
  z-index: 100;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--color-background-primary);
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-lg);
  padding: 22px 20px;
  width: 100%;
  max-width: 380px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.modal-title { font-size: 14px; font-weight: 500; color: var(--color-text-primary); }
.modal-field { display: flex; flex-direction: column; gap: 5px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 4px; }

/* ─── Empty state ─────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 32px 0;
  color: var(--color-text-secondary);
  font-size: 13px;
}

/* ─── Lead Cards ──────────────────────────────────────────── */
.lead-card {
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-md);
  padding: 14px;
  margin-bottom: 8px;
}
.lead-card:last-child { margin-bottom: 0; }
.lead-top { display: flex; align-items: center; gap: 12px; }
.lead-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--teal);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.lead-info { flex: 1; min-width: 0; }
.lead-name { font-size: 13px; font-weight: 500; color: var(--color-text-primary); }
.lead-email { font-size: 12px; color: var(--teal); text-decoration: none; }
.lead-email:hover { text-decoration: underline; }
.lead-meta { text-align: right; flex-shrink: 0; }
.lead-source { font-size: 10px; color: var(--color-text-secondary); font-family: var(--font-mono); }
.lead-time { font-size: 11px; color: var(--color-text-secondary); margin-top: 2px; }
.lead-message {
  margin-top: 10px;
  padding: 10px 12px;
  background: var(--color-background-secondary);
  border-radius: var(--border-radius-md);
  font-size: 12px;
  color: var(--color-text-primary);
  line-height: 1.5;
  border-left: 2px solid var(--teal);
}

/* ─── Loading ─────────────────────────────────────────────── */
.loading { color: var(--color-text-secondary); font-size: 13px; padding: 16px 0; }

/* ─── 7-day Chart ─────────────────────────────────────────── */
.chart-bars {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  height: 80px;
  padding: 0 2px;
}
.chart-bar-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  height: 100%;
  justify-content: flex-end;
}
.chart-bar-count { font-size: 9px; color: var(--color-text-secondary); min-height: 12px; }
.chart-bar {
  width: 100%;
  background: var(--teal);
  border-radius: 3px 3px 0 0;
  min-height: 2px;
  transition: height 0.3s ease;
}
.chart-bar.empty { background: var(--color-border-tertiary); }
.chart-bar-label { font-size: 9px; color: var(--color-text-secondary); white-space: nowrap; }

/* ─── Code Block ──────────────────────────────────────────── */
.code-block {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-text-primary);
  background: var(--color-background-secondary);
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-md);
  padding: 14px 16px;
  overflow-x: auto;
  line-height: 1.7;
  white-space: pre;
  margin: 0;
}

/* ─── Mode Toggle ─────────────────────────────────────────── */
.mode-toggle {
  display: flex;
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  overflow: hidden;
}
.mode-btn {
  flex: 1;
  font-size: 11px;
  padding: 6px 0;
  border: none;
  background: transparent;
  color: var(--color-text-secondary);
  cursor: pointer;
}
.mode-btn.active {
  background: var(--teal);
  color: #fff;
}

/* ─── Status pill test ────────────────────────────────────── */
.status-pill.test { background: #fff8e1; color: #f57f17; }