/* PrintQuote Studio — Frontend (gallery-grade product UI) */

.pqs-app {
  --pqs-bg:        hsl(36, 38%, 98%);
  --pqs-fg:        hsl(222, 33%, 10%);
  --pqs-muted-fg:  hsl(222, 12%, 44%);
  --pqs-card:      hsl(36, 30%, 99%);
  --pqs-border:    hsl(222, 20%, 88%);
  --pqs-input:     hsl(222, 20%, 86%);
  --pqs-primary:   hsl(202, 92%, 48%);
  --pqs-primary-fg: hsl(210, 40%, 98%);
  --pqs-accent:    hsl(14, 88%, 54%);
  --pqs-accent-fg: hsl(210, 40%, 98%);
  --pqs-good:      hsl(156, 62%, 40%);
  --pqs-warn:      hsl(38, 92%, 50%);
  --pqs-bad:       hsl(0, 84%, 56%);
  --pqs-soft:      hsl(36, 14%, 93%);
  --pqs-radius:    0.95rem;
  --pqs-shadow-sm: 0 2px 8px hsla(222, 40%, 2%, 0.06), 0 1px 0 hsla(222, 40%, 2%, 0.04);
  --pqs-shadow-md: 0 10px 30px hsla(222, 40%, 2%, 0.08), 0 2px 0 hsla(222, 40%, 2%, 0.04);
  --pqs-shadow-lg: 0 18px 55px hsla(222, 40%, 2%, 0.12), 0 2px 0 hsla(222, 40%, 2%, 0.04);

  font-family: "Instrument Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  color: var(--pqs-fg);
  background: var(--pqs-bg);
  line-height: 1.55;
  font-size: 15px;
  border-radius: 24px;
  padding: clamp(16px, 3vw, 28px);
}

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

.pqs-noscript {
  background: var(--pqs-soft);
  color: var(--pqs-fg);
  padding: 18px;
  border-radius: 14px;
  text-align: center;
}

/* Hero */
.pqs-hero { margin-bottom: 22px; }
.pqs-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 500; color: var(--pqs-muted-fg);
  background: rgba(255,255,255,0.6);
  border: 1px solid var(--pqs-border);
  padding: 6px 12px; border-radius: 999px;
  backdrop-filter: blur(8px);
}
.pqs-eyebrow .pqs-dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--pqs-primary);
  box-shadow: 0 0 0 4px hsla(202, 92%, 48%, 0.15);
}
.pqs-hero-title {
  font-family: "Fraunces", ui-serif, Georgia, serif;
  font-weight: 500;
  font-size: clamp(28px, 4vw, 42px);
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin: 14px 0 6px;
}
.pqs-hero-sub {
  color: var(--pqs-muted-fg);
  font-size: 15px;
  max-width: 640px;
}

/* Grid layout */
.pqs-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}
@media (min-width: 980px) {
  .pqs-grid { grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); }
  .pqs-app.pqs-compact .pqs-grid { grid-template-columns: minmax(0, 1fr); }
}

.pqs-col-main { display: flex; flex-direction: column; gap: 22px; min-width: 0; }
.pqs-col-side {
  display: flex; flex-direction: column; gap: 22px;
  position: sticky; top: 24px;
  /* Prevent the summary card from being clipped when its height exceeds the
     viewport. The side column scrolls internally instead of cutting off. */
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  /* Hide scrollbar chrome but keep the column scrollable. */
  scrollbar-width: thin;
}
.pqs-col-side::-webkit-scrollbar { width: 6px; }
.pqs-col-side::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.18); border-radius: 999px; }
@media (max-width: 979px) {
  .pqs-col-side { position: static; max-height: none; overflow: visible; }
}

/* Card */
.pqs-card {
  background: var(--pqs-card);
  border: 1px solid var(--pqs-border);
  border-radius: var(--pqs-radius);
  box-shadow: var(--pqs-shadow-md);
  padding: 24px;
}
.pqs-card-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 11px; font-weight: 500; color: var(--pqs-muted-fg);
  background: rgba(255,255,255,0.6);
  border: 1px solid var(--pqs-border);
  padding: 5px 11px; border-radius: 999px;
}
.pqs-card-eyebrow svg { color: var(--pqs-primary); }
.pqs-card h2 {
  font-family: "Fraunces", ui-serif, Georgia, serif;
  font-weight: 500;
  font-size: clamp(20px, 2.4vw, 26px);
  margin: 12px 0 6px;
  letter-spacing: -0.01em;
  line-height: 1.15;
}
.pqs-card p.pqs-card-sub { color: var(--pqs-muted-fg); margin: 0 0 18px; font-size: 14px; }

/* Tabs */
.pqs-tabs { display: inline-flex; padding: 4px; background: var(--pqs-soft); border-radius: 999px; border: 1px solid var(--pqs-border); }
.pqs-tab {
  border: 0; background: transparent; padding: 9px 16px; border-radius: 999px;
  font-weight: 500; font-size: 13px; color: var(--pqs-muted-fg);
  cursor: pointer; transition: all .18s ease;
}
.pqs-tab[aria-selected="true"] {
  background: var(--pqs-card); color: var(--pqs-fg); box-shadow: var(--pqs-shadow-sm);
}
.pqs-tab:hover { color: var(--pqs-fg); }
.pqs-tab-panel { margin-top: 18px; }
.pqs-tab-panel[hidden] { display: none; }

/* Inputs */
.pqs-field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.pqs-field label, .pqs-label {
  font-size: 12px; font-weight: 600; letter-spacing: 0.02em;
  text-transform: uppercase; color: var(--pqs-muted-fg);
}
.pqs-input, .pqs-select, .pqs-textarea {
  width: 100%;
  background: var(--pqs-card);
  border: 1px solid var(--pqs-input);
  border-radius: 14px;
  padding: 12px 14px;
  font: inherit;
  color: var(--pqs-fg);
  outline: none;
  transition: border-color .15s ease, box-shadow .15s ease;
  height: 46px;
}
.pqs-textarea { height: auto; min-height: 96px; resize: vertical; }
.pqs-input:focus, .pqs-select:focus, .pqs-textarea:focus {
  border-color: var(--pqs-primary);
  box-shadow: 0 0 0 4px hsla(202, 92%, 48%, 0.15);
}
.pqs-row { display: grid; grid-template-columns: 1fr; gap: 14px; }
@media (min-width: 720px) { .pqs-row-2 { grid-template-columns: 1fr 1fr; } }
@media (min-width: 720px) { .pqs-row-3 { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 720px) { .pqs-row-4 { grid-template-columns: repeat(4, 1fr); } }

/* File drop */
.pqs-drop {
  border: 1.5px dashed var(--pqs-input);
  border-radius: 18px;
  padding: 28px;
  text-align: center;
  background: rgba(255,255,255,0.5);
  transition: all .15s ease;
  cursor: pointer;
}
.pqs-drop:hover, .pqs-drop.is-drag {
  border-color: var(--pqs-primary);
  background: hsla(202, 92%, 48%, 0.04);
}
.pqs-drop strong { display: block; font-size: 15px; margin-bottom: 4px; color: var(--pqs-fg); }
.pqs-drop span { color: var(--pqs-muted-fg); font-size: 13px; }
.pqs-drop input[type="file"] { display: none; }

.pqs-file-meta {
  display: flex; align-items: center; gap: 12px;
  margin-top: 14px; padding: 12px 16px;
  background: var(--pqs-soft); border-radius: 14px;
  font-size: 13px;
}
.pqs-file-meta strong { font-weight: 600; }
.pqs-file-meta .pqs-link { color: var(--pqs-primary); text-decoration: underline; text-underline-offset: 3px; }
.pqs-file-meta .pqs-spacer { flex: 1; }

/* Buttons */
.pqs-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 46px; padding: 0 18px;
  border: 1px solid var(--pqs-border);
  background: var(--pqs-card);
  color: var(--pqs-fg);
  border-radius: 14px;
  font: inherit; font-weight: 500;
  cursor: pointer;
  transition: transform .08s ease, background .15s ease, border-color .15s ease, box-shadow .15s ease;
  text-decoration: none;
}
.pqs-btn:hover { background: var(--pqs-soft); }
.pqs-btn:active { transform: translateY(1px); }
.pqs-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.pqs-btn-primary {
  background: var(--pqs-primary); color: var(--pqs-primary-fg); border-color: transparent;
  box-shadow: var(--pqs-shadow-sm);
}
.pqs-btn-primary:hover { background: hsl(202, 92%, 42%); }
.pqs-btn-accent {
  background: var(--pqs-accent); color: var(--pqs-accent-fg); border-color: transparent;
}
.pqs-btn-ghost { background: transparent; }
.pqs-btn-icon-only { width: 46px; padding: 0; }

/* AI block */
.pqs-ai-row { display: flex; flex-direction: column; gap: 12px; }
@media (min-width: 720px) { .pqs-ai-row { flex-direction: row; } .pqs-ai-row .pqs-input { flex: 1; } }
.pqs-ai-reasoning {
  margin-top: 14px;
  background: hsla(202, 92%, 48%, 0.06);
  border: 1px solid hsla(202, 92%, 48%, 0.18);
  color: var(--pqs-fg);
  border-radius: 16px;
  padding: 14px 16px;
  font-size: 14px;
}
.pqs-ai-reasoning .pqs-ai-title {
  display: inline-flex; align-items: center; gap: 6px;
  font-weight: 600; color: var(--pqs-primary);
  margin-bottom: 4px;
}
.pqs-ai-reasoning em { color: var(--pqs-muted-fg); font-style: italic; }

/* Estimate summary */
/* Summary card already inherits .pqs-card padding; no extra padding needed. */
.pqs-summary-head {
  display: flex; justify-content: space-between; gap: 16px;
  align-items: flex-start; flex-wrap: wrap;
}
.pqs-summary-head > div { min-width: 0; }
.pqs-summary-total {
  font-family: "Fraunces", ui-serif, Georgia, serif;
  font-size: clamp(28px, 5vw, 38px);
  font-weight: 600;
  letter-spacing: -0.02em;
  text-align: right;
  line-height: 1;
}
.pqs-summary-total-label { font-size: 11px; font-weight: 600; text-transform: uppercase; color: var(--pqs-muted-fg); letter-spacing: 0.06em; text-align: right; }
.pqs-summary-tax { font-size: 11px; color: var(--pqs-muted-fg); text-align: right; margin-top: 4px; }
.pqs-summary hr { border: none; border-top: 1px solid var(--pqs-border); margin: 18px 0; }

.pqs-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.pqs-stat-pill {
  background: var(--pqs-soft);
  border: 1px solid var(--pqs-border);
  border-radius: 14px;
  padding: 12px 14px;
}
.pqs-stat-pill .pqs-pill-label {
  font-size: 11px; color: var(--pqs-muted-fg); text-transform: uppercase; letter-spacing: 0.06em; font-weight: 600;
}
.pqs-stat-pill .pqs-pill-value { font-weight: 600; font-size: 15px; margin-top: 2px; }
.pqs-stat-pill.pqs-stat-primary { background: hsla(202, 92%, 48%, 0.08); border-color: hsla(202, 92%, 48%, 0.25); }
.pqs-stat-pill.pqs-stat-accent { background: hsla(14, 88%, 54%, 0.08); border-color: hsla(14, 88%, 54%, 0.25); }

.pqs-breakdown { margin-top: 16px; display: grid; gap: 6px; }
.pqs-breakdown-row { display: flex; justify-content: space-between; font-size: 13px; padding: 6px 0; border-bottom: 1px dashed var(--pqs-border); }
.pqs-breakdown-row:last-child { border-bottom: none; }
.pqs-breakdown-row .pqs-bd-label { color: var(--pqs-muted-fg); }

.pqs-confidence {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 14px; font-size: 12px; color: var(--pqs-muted-fg);
}
.pqs-conf-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--pqs-good); }
.pqs-conf-dot.warn { background: var(--pqs-warn); }
.pqs-conf-dot.bad  { background: var(--pqs-bad); }

/* History */
.pqs-history-list { display: grid; gap: 10px; }
.pqs-history-item {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: var(--pqs-card);
  border: 1px solid var(--pqs-border);
  border-radius: 14px;
  transition: box-shadow .15s ease, transform .08s ease;
}
.pqs-history-item:hover { box-shadow: var(--pqs-shadow-sm); }
.pqs-history-item .pqs-h-meta { font-size: 12px; color: var(--pqs-muted-fg); }
.pqs-history-item .pqs-h-title { font-weight: 600; font-size: 14px; }
.pqs-history-item .pqs-h-total { font-family: "Fraunces", serif; font-size: 18px; font-weight: 600; }

/* Empty */
.pqs-empty { color: var(--pqs-muted-fg); font-size: 14px; text-align: center; padding: 24px; }

/* Toast */
.pqs-toast-wrap {
  position: fixed; bottom: 20px; right: 20px; z-index: 10000;
  display: flex; flex-direction: column; gap: 10px; max-width: 360px;
}
.pqs-toast {
  background: var(--pqs-fg);
  color: var(--pqs-bg);
  border-radius: 14px;
  padding: 14px 16px;
  box-shadow: var(--pqs-shadow-lg);
  font-size: 14px;
  animation: pqs-slide-in .22s ease;
}
.pqs-toast.is-error { background: hsl(0, 64%, 28%); color: #fff; }
.pqs-toast.is-success { background: hsl(156, 50%, 22%); color: #fff; }
.pqs-toast .pqs-toast-title { font-weight: 600; margin-bottom: 2px; }
@keyframes pqs-slide-in { from { transform: translateY(8px); opacity: 0; } to { transform: none; opacity: 1; } }

/* Misc */
.pqs-button-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.pqs-mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; }
.pqs-spinner {
  width: 14px; height: 14px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: pqs-spin .7s linear infinite;
  display: inline-block;
}
@keyframes pqs-spin { to { transform: rotate(360deg); } }

/* Image preview */
.pqs-img-preview { margin-top: 14px; border-radius: 16px; overflow: hidden; border: 1px solid var(--pqs-border); background: var(--pqs-soft); }
.pqs-img-preview img { display: block; width: 100%; height: 220px; object-fit: cover; }

/* Section title */
.pqs-section-title {
  font-family: "Fraunces", serif;
  font-size: 20px;
  font-weight: 500;
  margin: 22px 0 10px;
  letter-spacing: -0.01em;
}