/* app.css — Application UI (dashboard, campaigns, auth, forms)
   Extends theme.css tokens. Landing page uses theme.css only. */

/* ─── App shell ─────────────────────────────── */
.app-body {
  background: var(--bg-primary);
  min-height: 100vh;
}

.app-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  height: 60px;
  border-bottom: 1px solid var(--border);
  background: rgba(10, 15, 28, 0.95);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-brand {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--fg-primary);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-doctor {
  font-size: 0.85rem;
  color: var(--fg-secondary);
}

.nav-link {
  font-size: 0.85rem;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.nav-link:hover {
  color: var(--fg-primary);
}

.app-main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 32px 80px;
}

/* ─── Buttons ─────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: 8px;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  text-decoration: none;
  line-height: 1;
}

.btn-accent {
  background: var(--accent);
  color: #0a0f1c;
}

.btn-accent:hover {
  background: var(--accent-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px var(--accent-glow);
}

.btn-outline {
  background: transparent;
  color: var(--fg-primary);
  border: 1px solid var(--border);
}

.btn-outline:hover {
  border-color: var(--fg-secondary);
  background: rgba(255,255,255,0.04);
}

.btn-danger {
  background: transparent;
  color: #f87171;
  border: 1px solid rgba(248, 113, 113, 0.3);
}

.btn-danger:hover {
  background: rgba(248,113,113,0.1);
  border-color: #f87171;
}

.btn-sm {
  padding: 7px 14px;
  font-size: 0.82rem;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1rem;
}

.btn-full {
  width: 100%;
  justify-content: center;
}

/* ─── Dashboard header ───────────────────────── */
.dash-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 32px;
}

.dash-title {
  font-family: 'Syne', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.dash-sub {
  font-size: 0.9rem;
  color: var(--fg-secondary);
}

/* ─── Stats row ──────────────────────────────── */
.stats-row {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  margin-bottom: 40px;
}

.stat-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.stat-box-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
}

.stat-box-value {
  font-family: 'Syne', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--fg-primary);
}

.stat-box-value.highlight {
  color: var(--accent-light);
}

/* ─── Campaign list ──────────────────────────── */
.campaign-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.campaign-row {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 24px;
  transition: border-color 0.2s;
}

.campaign-row:hover {
  border-color: rgba(148,163,184,0.25);
}

.campaign-meta {
  flex: 1;
  min-width: 0;
}

.campaign-name-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.campaign-status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.campaign-status-dot.status-running  { background: #4ade80; box-shadow: 0 0 6px rgba(74,222,128,0.6); }
.campaign-status-dot.status-pending  { background: var(--accent); }
.campaign-status-dot.status-paused   { background: #94a3b8; }
.campaign-status-dot.status-stopped  { background: #f87171; }
.campaign-status-dot.status-draft    { background: #475569; }

.campaign-name {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--fg-primary);
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.campaign-name:hover {
  color: var(--accent-light);
}

.campaign-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tag {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  background: rgba(148,163,184,0.08);
  color: var(--fg-secondary);
  border: 1px solid var(--border);
}

.tag-platform {
  color: var(--accent);
  border-color: rgba(232,168,56,0.3);
  background: rgba(232,168,56,0.07);
}

.campaign-figures {
  display: flex;
  gap: 28px;
  align-items: center;
  flex-shrink: 0;
}

.figure {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
}

.figure-val {
  font-family: 'Syne', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--fg-primary);
}

.figure.highlight .figure-val {
  color: var(--accent-light);
}

.figure-label {
  font-size: 0.7rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.campaign-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

/* ─── Status badges ──────────────────────────── */
.status-badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.status-badge.status-running  { background: rgba(74,222,128,0.15); color: #4ade80; }
.status-badge.status-pending  { background: rgba(232,168,56,0.15); color: var(--accent); }
.status-badge.status-paused   { background: rgba(148,163,184,0.12); color: var(--fg-secondary); }
.status-badge.status-stopped  { background: rgba(248,113,113,0.1); color: #f87171; }
.status-badge.status-draft    { background: rgba(71,85,105,0.2); color: var(--fg-muted); }

/* ─── Empty state ────────────────────────────── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 24px;
  text-align: center;
  border: 1px dashed rgba(148,163,184,0.15);
  border-radius: var(--radius-lg);
}

.empty-icon {
  font-size: 2.5rem;
  color: var(--fg-muted);
  margin-bottom: 20px;
  opacity: 0.5;
}

.empty-state h2 {
  font-family: 'Syne', sans-serif;
  font-size: 1.4rem;
  margin-bottom: 10px;
}

.empty-state p {
  color: var(--fg-secondary);
  max-width: 380px;
  margin-bottom: 28px;
  font-size: 0.95rem;
}

.empty-state-sm {
  padding: 40px 24px;
  font-size: 0.9rem;
  color: var(--fg-muted);
}

/* ─── Auth screens ───────────────────────────── */
.auth-body {
  background: var(--bg-primary);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.auth-container {
  position: relative;
  width: 100%;
  max-width: 460px;
  padding: 24px;
}

.auth-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 44px 40px;
  position: relative;
  z-index: 2;
}

.auth-brand {
  margin-bottom: 32px;
}

.auth-logo {
  font-family: 'Syne', sans-serif;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--fg-primary);
  text-decoration: none;
}

.auth-tagline {
  font-size: 0.82rem;
  color: var(--fg-muted);
  margin-top: 4px;
}

.auth-heading {
  font-family: 'Syne', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 28px;
  letter-spacing: -0.01em;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.auth-footer {
  margin-top: 24px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--fg-muted);
}

.auth-footer a {
  color: var(--accent);
  text-decoration: none;
}

.auth-footer a:hover {
  color: var(--accent-light);
}

.auth-backdrop {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}

/* ─── Forms ──────────────────────────────────── */
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--fg-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.field input,
.field select,
.field textarea {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 11px 14px;
  color: var(--fg-primary);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.95rem;
  transition: border-color 0.2s;
  outline: none;
  width: 100%;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--accent);
  background: rgba(232,168,56,0.04);
}

.field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2364748b' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

.field input::placeholder {
  color: var(--fg-muted);
}

.field-hint {
  font-size: 0.78rem;
  color: var(--fg-muted);
  line-height: 1.5;
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-error {
  background: rgba(248, 113, 113, 0.1);
  border: 1px solid rgba(248, 113, 113, 0.3);
  color: #f87171;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 0.88rem;
  margin-bottom: 16px;
}

/* ─── Budget input ───────────────────────────── */
.budget-input-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0 14px;
  transition: border-color 0.2s;
}

.budget-input-wrap:focus-within {
  border-color: var(--accent);
  background: rgba(232,168,56,0.04);
}

.budget-currency,
.budget-unit {
  font-size: 0.9rem;
  color: var(--fg-muted);
  flex-shrink: 0;
}

.budget-input-wrap input {
  border: none;
  background: transparent;
  padding: 11px 0;
  flex: 1;
  min-width: 0;
}

.budget-input-wrap input:focus {
  border: none;
  background: transparent;
}

.budget-estimate {
  margin-top: 6px;
  font-size: 0.82rem;
  color: var(--fg-secondary);
}

.budget-estimate strong {
  color: var(--accent-light);
}

/* ─── Onboarding ─────────────────────────────── */
.onboarding-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
}

.onboarding-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 52px 48px;
  max-width: 620px;
  width: 100%;
}

.onboarding-step-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 16px;
}

.onboarding-heading {
  font-family: 'Syne', sans-serif;
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.onboarding-sub {
  font-size: 0.92rem;
  color: var(--fg-secondary);
  margin-bottom: 36px;
  line-height: 1.7;
}

.onboarding-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* ─── Campaign form ──────────────────────────── */
.form-page {
  max-width: 760px;
}

.form-header {
  margin-bottom: 36px;
}

.back-link {
  font-size: 0.82rem;
  color: var(--fg-muted);
  text-decoration: none;
  display: inline-block;
  margin-bottom: 16px;
  transition: color 0.2s;
}

.back-link:hover {
  color: var(--fg-secondary);
}

.campaign-form {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.form-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-section-heading {
  font-family: 'Syne', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
  margin-bottom: 4px;
}

.audience-preview {
  padding: 12px 16px;
  background: rgba(232,168,56,0.07);
  border: 1px solid rgba(232,168,56,0.2);
  border-radius: 8px;
  font-size: 0.88rem;
  color: var(--fg-secondary);
}

.audience-label {
  color: var(--accent);
  font-weight: 600;
}

#audience-text {
  color: var(--fg-primary);
}

.compliance-notice {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: rgba(148,163,184,0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
}

.compliance-icon {
  font-size: 1.1rem;
  color: var(--fg-muted);
  flex-shrink: 0;
  margin-top: 2px;
}

.compliance-notice strong {
  display: block;
  font-size: 0.88rem;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--fg-primary);
}

.compliance-notice p {
  font-size: 0.82rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  padding-top: 8px;
}

/* ─── Campaign detail ────────────────────────── */
.detail-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}

.detail-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.chart-container {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 32px;
}

.chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.chart-title {
  font-family: 'Syne', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
}

.chart-legend {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.78rem;
  color: var(--fg-muted);
}

.legend-dot {
  display: inline-block;
  width: 10px;
  height: 3px;
  border-radius: 2px;
  margin-right: 4px;
}

.legend-spend  { background: #e8a838; }
.legend-clicks { background: #60a5fa; }

canvas#metricsChart {
  width: 100%;
  display: block;
}

.detail-settings {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-bottom: 32px;
}

.section-mini-heading {
  font-family: 'Syne', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
  margin-bottom: 18px;
}

.settings-grid {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.setting-row {
  display: flex;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

.setting-row:last-child {
  border-bottom: none;
}

.setting-label {
  color: var(--fg-muted);
}

.setting-value {
  color: var(--fg-primary);
  font-weight: 500;
  text-align: right;
}

.metrics-table-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  overflow-x: auto;
}

.metrics-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.metrics-table th {
  text-align: left;
  padding: 0 12px 12px 0;
  color: var(--fg-muted);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-bottom: 1px solid var(--border);
}

.metrics-table td {
  padding: 12px 12px 12px 0;
  border-bottom: 1px solid rgba(148,163,184,0.06);
  color: var(--fg-secondary);
  font-variant-numeric: tabular-nums;
}

.metrics-table td.td-highlight {
  color: var(--accent-light);
  font-weight: 600;
}

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

/* ─── Responsive ─────────────────────────────── */
@media (max-width: 900px) {
  .stats-row {
    grid-template-columns: repeat(3, 1fr);
  }
  .campaign-figures {
    display: none;
  }
}

@media (max-width: 640px) {
  .app-nav {
    padding: 0 16px;
  }
  .app-main {
    padding: 24px 16px 60px;
  }
  .stats-row {
    grid-template-columns: repeat(2, 1fr);
  }
  .auth-card,
  .onboarding-card {
    padding: 32px 24px;
  }
  .field-row {
    grid-template-columns: 1fr;
  }
  .campaign-row {
    flex-direction: column;
    align-items: flex-start;
  }
  .detail-title-row {
    flex-direction: column;
  }
  .form-actions {
    flex-direction: column;
  }
}