/* QuickBill — Hi-Vis Field Ticket (THE ARTIFICER fingerprint; not Comfort Focus / not blue SaaS) */
:root {
  --bg: #12151A;
  --surface: #1C2128;
  --surface-2: #262C35;
  --border: #3A4250;
  --text: #F2F0EA;
  --muted: #9AA3B2;
  --accent: #E8A317;
  --accent-hover: #F0B83A;
  --accent-ink: #1A1408;
  --accent-soft: rgba(232, 163, 23, 0.14);
  --info: #4DB6C8;
  --success: #3D9B6E;
  --warn: #D97706;
  --danger: #E05A5A;
  --radius: 6px;
  --radius-sm: 4px;
  --shadow: 0 6px 18px rgba(0, 0, 0, 0.28);
  --shadow-hard: 0 2px 0 rgba(0, 0, 0, 0.35);
  --font: "IBM Plex Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --preview-bg: #ffffff;
  --preview-text: #14181F;
  --preview-muted: #5C6570;
  --preview-line: #D8DEE6;
  --preview-stripe: #E8A317;
}

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

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
}

body {
  background-image:
    linear-gradient(90deg, rgba(232, 163, 23, 0.09) 0 3px, transparent 3px),
    radial-gradient(ellipse 70% 45% at 0% 0%, rgba(232, 163, 23, 0.08), transparent),
    radial-gradient(ellipse 50% 35% at 100% 0%, rgba(77, 182, 200, 0.05), transparent);
}

/* Topbar */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: rgba(15, 20, 25, 0.85);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 20;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: -0.02em;
}

.brand strong { display: block; font-size: 1.05rem; }
.tagline { display: block; font-size: 0.75rem; color: var(--muted); }

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.badge {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.25rem 0.55rem;
  border-radius: var(--radius-sm);
}
.badge-free { background: var(--surface-2); color: var(--muted); border: 1px solid var(--border); }
.badge-pro { background: rgba(62, 207, 142, 0.15); color: var(--success); border: 1px solid rgba(62, 207, 142, 0.35); }

/* Flash banners — paid / unlocked success (Hi-Vis success green, not pastel) */
.flash-banner {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(61, 155, 110, 0.14);
  border-bottom: 1px solid rgba(61, 155, 110, 0.45);
  color: var(--text);
}
.flash-banner[hidden] { display: none !important; }
.flash-banner-inner {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0.75rem 1.5rem;
}
.flash-banner-mark {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  background: var(--success);
  color: #0c1a12;
  font-weight: 700;
  font-size: 0.9rem;
}
.flash-banner-copy {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
}
.flash-banner-copy strong {
  font-size: 0.95rem;
  color: #7dcea0;
}
.flash-banner-detail {
  font-size: 0.8rem;
  color: var(--muted);
}
.flash-banner-dismiss {
  flex-shrink: 0;
  font: inherit;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.35rem 0.6rem;
  cursor: pointer;
}
.flash-banner-dismiss:hover {
  color: var(--text);
  border-color: var(--muted);
}
.flash-banner.is-pro .flash-banner-copy strong { color: #7dcea0; }
.flash-banner.is-paid .flash-banner-copy strong { color: #7dcea0; }
.mono { font-family: var(--mono); font-size: 0.85em; }


/* Layout */
.layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  max-width: 1280px;
  margin: 0 auto;
  padding: 1.25rem 1.5rem 2rem;
}

@media (max-width: 960px) {
  .layout { grid-template-columns: 1fr; }
}

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow);
}

.panel-header { margin-bottom: 1rem; }
.panel-header h1, .panel-header h2 {
  margin: 0 0 0.25rem;
  font-size: 1.15rem;
  font-weight: 650;
}
.preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.muted { color: var(--muted); margin: 0; font-size: 0.9rem; }
.small { font-size: 0.8rem; }
.hint { color: var(--muted); font-weight: 400; font-size: 0.8rem; }

.hint-chip {
  font-size: 0.7rem;
  color: var(--warn);
  background: rgba(240, 180, 41, 0.12);
  border: 1px solid rgba(240, 180, 41, 0.3);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
}
.hint-chip.pro {
  color: var(--success);
  background: rgba(62, 207, 142, 0.12);
  border-color: rgba(62, 207, 142, 0.3);
}

/* Form controls */
fieldset.fieldset {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.85rem 1rem 1rem;
  margin: 0 0 1rem;
}
fieldset.fieldset legend {
  padding: 0 0.4rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--muted);
  margin-bottom: 0.75rem;
}

input[type="text"],
input[type="number"],
input[type="date"],
input[type="email"],
textarea {
  display: block;
  width: 100%;
  margin-top: 0.3rem;
  padding: 0.55rem 0.7rem;
  font: inherit;
  font-size: 0.9rem;
  color: var(--text);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
input:focus, textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
textarea { resize: vertical; min-height: 2.5rem; }

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.55rem;
  cursor: pointer;
  color: var(--text);
  font-size: 0.9rem;
}
.checkbox-label input { width: auto; margin: 0; accent-color: var(--accent); }

.late-fee-wrap { margin-top: -0.25rem; }

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}
.grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.85rem;
  margin-bottom: 0.75rem;
}
@media (max-width: 640px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .checkbox-label { margin-top: 0.25rem; }
}

/* Presets */
.preset-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}
.preset-btn {
  padding: 0.4rem 0.75rem;
  font: inherit;
  font-size: 0.8rem;
  font-weight: 550;
  color: var(--text);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.preset-btn:hover { border-color: var(--accent); color: var(--accent); }
.preset-btn.active {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}

/* Line items */
.line-items-head {
  display: grid;
  grid-template-columns: 1fr 64px 88px 88px 36px;
  gap: 0.4rem;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--muted);
  margin-bottom: 0.35rem;
  padding: 0 0.1rem;
}
.line-row {
  display: grid;
  grid-template-columns: 1fr 64px 88px 88px 36px;
  gap: 0.4rem;
  margin-bottom: 0.4rem;
  align-items: center;
}
.line-row input { margin: 0; }
.line-amount {
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
  color: var(--text);
  text-align: right;
  padding-right: 0.25rem;
}
.btn-icon {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
}
.btn-icon:hover { color: var(--danger); border-color: var(--danger); }

@media (max-width: 640px) {
  .line-items-head { display: none; }
  .line-row {
    grid-template-columns: 1fr 1fr;
    gap: 0.35rem;
    padding: 0.6rem;
    background: var(--surface-2);
    border-radius: 8px;
    margin-bottom: 0.5rem;
  }
  .line-row input:first-child { grid-column: 1 / -1; }
  .line-amount { text-align: left; }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.55rem 1rem;
  font: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s, transform 0.1s;
}
.btn:active { transform: scale(0.98); }
.btn-sm { padding: 0.3rem 0.65rem; font-size: 0.75rem; }
.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
}
.btn-primary:hover { background: var(--accent-hover); }
.btn-secondary {
  background: var(--surface-2);
  color: var(--text);
  border-color: var(--border);
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }
.btn-accent {
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: var(--shadow-hard);
}
.btn-accent:hover { filter: brightness(1.08); }
.btn-ghost {
  background: transparent;
  color: var(--muted);
  border-color: var(--border);
}
.btn-ghost:hover { color: var(--text); border-color: var(--muted); }

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.status {
  min-height: 1.25rem;
  margin: 0.5rem 0 0;
  font-size: 0.85rem;
  color: var(--success);
}
.status.error { color: var(--danger); }

/* Preview card (light invoice) */
.preview-card {
  position: relative;
  background: var(--preview-bg);
  color: var(--preview-text);
  border-radius: var(--radius);
  padding: 1.5rem 1.5rem 1.5rem 1.65rem;
  overflow: hidden;
  min-height: 320px;
  box-shadow: inset 0 0 0 1px var(--preview-line);
  border-left: 4px solid var(--preview-stripe);
}

.preview-top {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.preview-brand {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #14181F;
}
.preview-meta {
  font-size: 0.8rem;
  color: var(--preview-muted);
  margin-top: 0.35rem;
  white-space: pre-line;
}
.preview-from {
  text-align: right;
  font-size: 0.85rem;
  white-space: pre-line;
  max-width: 50%;
}
.preview-billto {
  margin-bottom: 1.1rem;
  font-size: 0.85rem;
  white-space: pre-line;
}
.preview-billto .label {
  font-size: 0.7rem;
  font-weight: 650;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--preview-muted);
  margin-bottom: 0.2rem;
}

.preview-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
  margin-bottom: 1rem;
}
.preview-table th {
  text-align: left;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--preview-muted);
  border-bottom: 2px solid var(--preview-line);
  padding: 0.4rem 0.3rem;
}
.preview-table td {
  padding: 0.45rem 0.3rem;
  border-bottom: 1px solid var(--preview-line);
  vertical-align: top;
}
.preview-table .num { text-align: right; font-variant-numeric: tabular-nums; }

.preview-totals {
  margin-left: auto;
  width: min(220px, 100%);
  font-size: 0.85rem;
}
.preview-totals .row {
  display: flex;
  justify-content: space-between;
  padding: 0.2rem 0;
  color: var(--preview-muted);
}
.preview-totals .row.grand {
  margin-top: 0.35rem;
  padding-top: 0.45rem;
  border-top: 2px solid var(--preview-text);
  font-weight: 700;
  font-size: 1rem;
  color: var(--preview-text);
}

.preview-notes {
  margin-top: 1.25rem;
  font-size: 0.8rem;
  color: var(--preview-muted);
  white-space: pre-line;
}
.preview-notes .late {
  margin-top: 0.4rem;
  color: #b45309;
  font-weight: 500;
}

.preview-watermark {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  pointer-events: none;
  font-size: 0.95rem;
  font-weight: 600;
  color: rgba(232, 163, 23, 0.22);
  transform: rotate(-28deg);
  letter-spacing: 0.02em;
  text-align: center;
  padding: 2rem;
}
.preview-watermark.hidden { display: none; }

/* Text summary */
.text-summary-block {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}
.text-summary {
  margin: 0.5rem 0 0;
  padding: 0.85rem 1rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: var(--mono);
  font-size: 0.75rem;
  line-height: 1.55;
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 280px;
  overflow: auto;
}

.footer {
  text-align: center;
  padding: 1rem 1.5rem 2rem;
  color: var(--muted);
  font-size: 0.75rem;
}
.footer p { margin: 0; max-width: 640px; margin-inline: auto; }

/* Client pay — Hi-Vis on paper + seller settings */
.mono { font-family: var(--mono); font-size: 0.78rem; }
.seller-settings strong { color: var(--text); font-weight: 600; }
.seller-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.field-error {
  color: var(--danger);
  font-size: 0.75rem;
  margin: -0.35rem 0 0.65rem;
}

.preview-pay {
  position: relative;
  z-index: 2;
  margin-top: 1.1rem;
}
.preview-watermark { z-index: 1; }

.pay-ticket {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.75rem 0.85rem;
  border: 2px solid var(--preview-stripe);
  background: rgba(232, 163, 23, 0.1);
  border-radius: var(--radius-sm);
}
.pay-kicker {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--preview-muted);
  font-weight: 600;
}
.pay-amt {
  font-family: var(--mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--preview-text);
  font-variant-numeric: tabular-nums;
}
.pay-now {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 140px;
  padding: 0.72rem 1.15rem;
  background: var(--accent);
  color: var(--accent-ink);
  font-family: var(--font);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.01em;
  text-decoration: none;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-hard);
}
.pay-now:hover { background: var(--accent-hover); }
.pay-url {
  margin: 0.45rem 0 0;
  font-family: var(--mono);
  font-size: 0.68rem;
  line-height: 1.45;
  color: var(--preview-muted);
  word-break: break-all;
}
.pay-url a { color: var(--preview-text); }
.pay-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.5rem;
}
.pay-actions .btn {
  color: var(--preview-muted);
  border-color: var(--preview-line);
  background: transparent;
}
.pay-actions .btn:hover { color: var(--preview-text); border-color: var(--preview-text); }
.pay-empty {
  margin: 0;
  padding: 0.7rem 0.8rem;
  border: 1px dashed var(--preview-line);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  color: var(--preview-muted);
}
.pay-test-chip {
  display: inline-block;
  margin-top: 0.4rem;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent-ink);
  background: var(--accent);
  padding: 0.15rem 0.4rem;
  border-radius: var(--radius-sm);
}
.pay-limit {
  margin: 0.35rem 0 0;
  font-size: 0.72rem;
  color: var(--preview-muted);
}