/**
 * Data Quality Hub — Submit Form Styles
 * All classes prefixed .sf- to avoid conflicts with existing dashboard CSS.
 * Uses existing CSS custom properties (--bg-card, --text-primary, --accent, etc.)
 */

/* ── Container & Progress ───────────────────────────────────────── */

.sf-container {
  max-width: 780px;
  margin: 0 auto;
}

.sf-progress {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  justify-content: center;
}

.sf-progress-step {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  color: var(--text-tertiary);
  white-space: nowrap;
}

.sf-progress-step.active {
  color: var(--accent);
  font-weight: 600;
}

.sf-progress-step.completed {
  color: var(--success);
}

.sf-progress-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border);
  flex-shrink: 0;
}

.sf-progress-step.active .sf-progress-dot {
  background: var(--accent);
}

.sf-progress-step.completed .sf-progress-dot {
  background: var(--success);
}

.sf-progress-line {
  flex: 1 1 8px;
  height: 1px;
  background: var(--border);
  min-width: 8px;
  max-width: 32px;
}

/* ── Step Panels ────────────────────────────────────────────────── */

.sf-step {
  display: none;
}

.sf-step.active {
  display: block;
}

.sf-step-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.sf-step-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  line-height: 1.5;
}

/* ── Fields ─────────────────────────────────────────────────────── */

.sf-field {
  margin-bottom: 1rem;
}

.sf-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.3rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.sf-label .sf-required {
  color: var(--danger);
  margin-left: 0.15em;
}

.sf-hint {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  margin-top: 0.2rem;
  line-height: 1.4;
}

.sf-input,
.sf-select,
.sf-textarea {
  width: 100%;
  padding: 0.55rem 0.75rem;
  background: var(--bg-body);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 0.9rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s;
}

.sf-input:focus,
.sf-select:focus,
.sf-textarea:focus {
  border-color: var(--accent);
}

.sf-input.sf-has-error,
.sf-select.sf-has-error,
.sf-textarea.sf-has-error {
  border-color: var(--danger);
}

.sf-textarea {
  resize: vertical;
  min-height: 70px;
}

.sf-error-msg {
  color: var(--danger);
  font-size: 0.75rem;
  margin-top: 0.25rem;
  display: none;
}

.sf-error-msg.visible {
  display: block;
}

/* Inline selects (month/year side by side) */
.sf-inline-group {
  display: flex;
  gap: 0.5rem;
}

.sf-inline-group .sf-select {
  flex: 1;
}

/* ── Chips (platform selection) ─────────────────────────────────── */

.sf-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.sf-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.75rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 0.82rem;
  color: var(--text-primary);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  user-select: none;
}

.sf-chip:hover {
  background: var(--bg-hover);
}

.sf-chip.selected {
  border-color: var(--accent);
  background: rgba(108, 142, 255, 0.1);
  color: var(--accent);
}

.sf-chip-check {
  width: 14px;
  height: 14px;
  border: 1.5px solid var(--text-tertiary);
  border-radius: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: border-color 0.15s, background 0.15s;
}

.sf-chip.selected .sf-chip-check {
  border-color: var(--accent);
  background: var(--accent);
}

.sf-chip.selected .sf-chip-check::after {
  content: '';
  width: 5px;
  height: 8px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg) translate(-1px, -1px);
}

/* Custom platform tags (added by user) */
.sf-custom-platforms {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.sf-custom-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.65rem;
  background: rgba(108, 142, 255, 0.1);
  border: 1px solid var(--accent);
  border-radius: 20px;
  font-size: 0.82rem;
  color: var(--accent);
}

.sf-custom-tag-remove {
  width: 16px;
  height: 16px;
  border: none;
  background: none;
  color: var(--accent);
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  opacity: 0.7;
  transition: opacity 0.15s;
  line-height: 1;
}

.sf-custom-tag-remove:hover {
  opacity: 1;
}

/* Add platform inline input */
.sf-add-row {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.sf-add-row .sf-input {
  flex: 1;
  padding: 0.4rem 0.65rem;
  font-size: 0.85rem;
}

.sf-btn-add {
  padding: 0.4rem 0.75rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 0.82rem;
  cursor: pointer;
  white-space: nowrap;
  transition: border-color 0.15s;
}

.sf-btn-add:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ── Radio & Checkbox Groups ────────────────────────────────────── */

.sf-radio-group,
.sf-checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.sf-radio-option,
.sf-checkbox-option {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  padding: 0.5rem 0.65rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  transition: border-color 0.15s;
}

.sf-radio-option:hover,
.sf-checkbox-option:hover {
  border-color: var(--text-tertiary);
}

.sf-radio-option input,
.sf-checkbox-option input {
  margin-top: 0.15rem;
  accent-color: var(--accent);
}

.sf-option-label {
  font-size: 0.88rem;
  color: var(--text-primary);
}

.sf-option-category {
  font-size: 0.72rem;
  color: var(--text-tertiary);
  margin-left: 0.25rem;
}

/* ── Metric Detail Panels ───────────────────────────────────────── */

.sf-metric-details {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.sf-metric-panel {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-left: 3px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
  animation: sf-slide-down 0.2s ease;
}

.sf-metric-panel[data-category="attention"] { border-left-color: #60A5FA; }
.sf-metric-panel[data-category="ai-bot"]    { border-left-color: #A78BFA; }
.sf-metric-panel[data-category="fraud"]     { border-left-color: #FB923C; }

@keyframes sf-slide-down {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.sf-metric-panel-header {
  margin-bottom: 0.6rem;
}

.sf-metric-panel-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.sf-metric-panel-category {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.1rem 0.45rem;
  border-radius: 20px;
  margin-bottom: 0;
  background: rgba(107, 113, 133, 0.15);
  color: var(--text-secondary);
}

.sf-metric-panel[data-category="attention"] .sf-metric-panel-category {
  background: rgba(96, 165, 250, 0.15);
  color: #60A5FA;
}

.sf-metric-panel[data-category="ai-bot"] .sf-metric-panel-category {
  background: rgba(167, 139, 250, 0.15);
  color: #A78BFA;
}

.sf-metric-panel[data-category="fraud"] .sf-metric-panel-category {
  background: rgba(251, 146, 60, 0.15);
  color: #FB923C;
}

.sf-metric-panel .sf-hint {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 0.5rem;
  margin-bottom: 0.75rem;
  line-height: 1.45;
}

.sf-metric-panel .sf-field {
  margin-bottom: 0.75rem;
}

.sf-metric-panel .sf-field:last-child {
  margin-bottom: 0;
}

/* Custom metric add row (inside metric checkboxes) */
.sf-add-metric-row {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin-top: 0.5rem;
}

.sf-add-metric-row .sf-input {
  flex: 1;
  padding: 0.4rem 0.65rem;
  font-size: 0.85rem;
}

/* ── Conditional Sections ───────────────────────────────────────── */

.sf-conditional {
  display: none;
  margin-top: 0.75rem;
  padding-left: 0.5rem;
  border-left: 2px solid var(--border);
}

.sf-conditional.visible {
  display: block;
  animation: sf-slide-down 0.2s ease;
}

/* ── Overall Quality Section ────────────────────────────────────── */

.sf-section-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 1.25rem 0;
}

.sf-section-label {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.15rem;
}

.sf-section-hint {
  font-size: 0.78rem;
  color: var(--text-tertiary);
  margin-bottom: 0.75rem;
}

/* ── Platform Tab Headers (per-platform step) ───────────────────── */

.sf-platform-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.sf-platform-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.65rem;
  background: rgba(108, 142, 255, 0.1);
  border: 1px solid var(--accent);
  border-radius: 16px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent);
}

.sf-platform-counter {
  font-size: 0.8rem;
  color: var(--text-tertiary);
}

/* ── Navigation Buttons ─────────────────────────────────────────── */

.sf-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.sf-btn-back {
  padding: 0.55rem 1.1rem;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-secondary);
  font-size: 0.85rem;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}

.sf-btn-back:hover {
  border-color: var(--text-primary);
  color: var(--text-primary);
}

.sf-btn-next,
.sf-btn-submit {
  padding: 0.55rem 1.5rem;
  background: var(--accent);
  border: none;
  border-radius: 8px;
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s;
}

.sf-btn-next:hover,
.sf-btn-submit:hover {
  opacity: 0.9;
}

.sf-btn-next:disabled,
.sf-btn-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Push next/submit to the right when there's no back button */
.sf-nav-right {
  margin-left: auto;
}

/* ── Status Messages ────────────────────────────────────────────── */

.sf-status {
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  border-radius: 8px;
  font-size: 0.85rem;
  display: none;
  line-height: 1.5;
}

.sf-status.sf-status-success {
  display: block;
  background: rgba(52, 211, 153, 0.08);
  border: 1px solid var(--success);
  color: var(--success);
}

.sf-status.sf-status-error {
  display: block;
  background: rgba(248, 113, 113, 0.08);
  border: 1px solid var(--danger);
  color: var(--danger);
}

.sf-status.sf-status-loading {
  display: block;
  background: rgba(108, 142, 255, 0.08);
  border: 1px solid var(--accent);
  color: var(--accent);
}

/* ── Sample Count Picker (Step 2) ───────────────────────────────── */

.sf-sample-counts {
  margin-top: 1rem;
  padding: 0.75rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.sf-sample-count-label-row {
  font-size: 0.78rem;
  color: var(--text-tertiary);
  margin-bottom: 0.15rem;
}

.sf-sample-count-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.sf-sample-count-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  min-width: 100px;
}

.sf-count-picker {
  display: flex;
  gap: 0.3rem;
}

.sf-count-btn {
  width: 30px;
  height: 30px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-body);
  color: var(--text-secondary);
  font-size: 0.82rem;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, color 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sf-count-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.sf-count-btn.active {
  border-color: var(--accent);
  background: rgba(108, 142, 255, 0.12);
  color: var(--accent);
  font-weight: 600;
}

.sf-count-note {
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

/* ── Inline Recruitment Fields ──────────────────────────────────── */

.sf-recruit-inline {
  margin-top: 0.65rem;
  padding: 0.75rem;
  padding-left: 0.65rem;
  border-left: 2px solid var(--border);
  border-radius: 0 6px 6px 0;
  background: var(--bg-body);
}

.sf-recruit-inline .sf-field {
  margin-bottom: 0.65rem;
}

.sf-recruit-inline .sf-field:last-child {
  margin-bottom: 0;
}

/* ── Responsive ─────────────────────────────────────────────────── */

@media (max-width: 480px) {
  .sf-chips {
    gap: 0.35rem;
  }

  .sf-chip {
    font-size: 0.78rem;
    padding: 0.35rem 0.6rem;
  }

  .sf-nav {
    gap: 0.5rem;
  }

  .sf-btn-next,
  .sf-btn-submit {
    padding: 0.55rem 1rem;
  }

  .sf-progress-step span {
    display: none;
  }
}