/* ═══════════════════════════════════════════════════════════════
   AK PRINT SEVA — GST INVOICE & BILL MAKER STUDIO
   Unified Design System (Day & Night Mode Compatible)
   2-Column Desktop Studio · Mobile First · A4 Live Preview
   ═══════════════════════════════════════════════════════════════ */

:root {
  /* Day / Light Mode Default */
  --v-bg: #F4F7FB;
  --v-surface: #FFFFFF;
  --v-surface-raised: #FFFFFF;
  --v-border: #E2E8F0;
  --v-border-active: #FF6B00;
  --v-brand: #FF6B00;
  --v-brand-hover: #E85D04;
  --v-navy: #0F2744;
  --v-green: #10B981;
  --v-text-hi: #0F2744;
  --v-text-mid: #334E68;
  --v-text-lo: #627D98;
  --v-radius: 12px;
  --v-input-bg: #FFFFFF;
  --v-box-shadow: 0 4px 18px rgba(15, 39, 68, 0.06);
}

[data-theme="dark"] {
  /* Night / Dark Mode */
  --v-bg: #070D18;
  --v-surface: #0E1726;
  --v-surface-raised: #152238;
  --v-border: rgba(255, 255, 255, 0.09);
  --v-border-active: #FB923C;
  --v-brand: #FB923C;
  --v-brand-hover: #F97316;
  --v-navy: #1E3A8A;
  --v-green: #10B981;
  --v-text-hi: #F8FAFC;
  --v-text-mid: #CBD5E1;
  --v-text-lo: #64748B;
  --v-input-bg: #152238;
  --v-box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
}

.invoice-app-page {
  background: var(--v-bg);
  color: var(--v-text-hi);
  min-height: 100vh;
  padding-bottom: 60px;
  font-family: 'Plus Jakarta Sans', sans-serif;
}

/* 🌟 HERO SECTION */
.builder-hero {
  position: relative;
  padding: 32px 0 20px;
  background: linear-gradient(135deg, rgba(15, 39, 68, 0.05) 0%, rgba(255, 107, 0, 0.04) 100%);
  border-bottom: 1px solid var(--v-border);
  overflow: hidden;
  text-align: center;
}
[data-theme="dark"] .builder-hero {
  background: linear-gradient(180deg, rgba(14, 23, 38, 0.9) 0%, rgba(7, 13, 24, 0.95) 100%);
}

.hero-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: -0.5px;
  margin: 0 0 8px;
  color: var(--v-text-hi);
}
.hero-gradient-word {
  color: var(--v-brand);
  background: linear-gradient(135deg, #FF6B00 0%, #0F2744 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
[data-theme="dark"] .hero-gradient-word {
  background: linear-gradient(135deg, #FB923C 0%, #38BDF8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-desc {
  max-width: 720px;
  margin: 0 auto;
  font-size: 0.88rem;
  color: var(--v-text-mid);
  line-height: 1.55;
}

/* 🏢 STUDIO 2-COLUMN LAYOUT */
.studio-main-container {
  max-width: 1580px;
  margin: 20px auto 0;
  padding: 0 20px;
}
.studio-2col-layout {
  display: grid;
  grid-template-columns: 48% 52%;
  gap: 24px;
  align-items: flex-start;
}

.studio-left-deck {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* 🎨 1. TEMPLATE SELECTOR */
.template-selector-card {
  background: var(--v-surface);
  border: 1px solid var(--v-border);
  border-radius: var(--v-radius);
  padding: 14px 16px;
  box-shadow: var(--v-box-shadow);
}
.tsc-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.tsc-title {
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--v-text-hi);
}
.tsc-sub {
  font-size: 0.72rem;
  color: var(--v-brand);
  font-weight: 700;
  background: rgba(255, 107, 0, 0.12);
  padding: 2px 8px;
  border-radius: 4px;
}

.template-buttons-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.btn-tmpl-pill {
  background: var(--v-bg);
  border: 1.5px solid var(--v-border);
  border-radius: 8px;
  padding: 9px 10px;
  text-align: left;
  cursor: pointer;
  transition: all 0.18s ease;
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.btn-tmpl-pill:hover {
  background: var(--v-surface);
  border-color: var(--v-brand);
  transform: translateY(-1px);
}
.btn-tmpl-pill.active {
  background: rgba(255, 107, 0, 0.10);
  border-color: var(--v-brand);
  box-shadow: 0 0 12px rgba(255, 107, 0, 0.2);
}
.btp-name { font-size: 0.78rem; font-weight: 800; color: var(--v-text-hi); }
.btp-desc { font-size: 0.65rem; color: var(--v-text-mid); }

/* 📝 2. MASTER FORM CARD */
.master-form-card {
  background: var(--v-surface);
  border: 1px solid var(--v-border);
  border-radius: var(--v-radius);
  padding: 16px 18px;
  box-shadow: var(--v-box-shadow);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.mfc-quick-toggles {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  background: var(--v-bg);
  border: 1px solid var(--v-border);
  border-radius: 8px;
  padding: 8px 12px;
}
.bill-type-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--v-text-hi);
}
.sel-bill-type {
  background: var(--v-surface) !important;
  border: 1.5px solid var(--v-brand) !important;
  color: var(--v-brand) !important;
  font-weight: 700 !important;
  padding: 5px 10px !important;
  border-radius: 6px !important;
  font-size: 0.78rem !important;
  cursor: pointer;
}

.form-action-btn-group {
  display: flex;
  align-items: center;
  gap: 6px;
}
.btn-fill-demo {
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid var(--v-green);
  color: var(--v-green);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 5px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
}
.btn-fill-demo:hover { background: rgba(16, 185, 129, 0.25); }
.btn-clear-form {
  background: rgba(239, 68, 68, 0.10);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #ef4444;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 5px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
}
.btn-clear-form:hover { background: rgba(239, 68, 68, 0.20); }

/* OPEN SECTIONS */
.form-open-section {
  border: 1px solid var(--v-border);
  border-radius: 8px;
  overflow: hidden;
  background: var(--v-surface);
  display: flex;
  flex-direction: column;
}
.form-section-title {
  background: var(--v-bg);
  padding: 9px 12px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--v-text-hi);
  border-bottom: 1px solid var(--v-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.form-section-body {
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* FORM FIELDS */
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.form-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.form-field { display: flex; flex-direction: column; gap: 3px; }
.form-field label { font-size: 0.72rem; font-weight: 600; color: var(--v-text-mid); }
.form-field input, .form-field textarea, .form-field select {
  background: var(--v-input-bg);
  border: 1px solid var(--v-border);
  border-radius: 6px;
  padding: 7px 10px;
  font-size: 0.82rem;
  color: var(--v-text-hi);
  outline: none;
  font-family: inherit;
  transition: border-color 0.15s ease;
}
.form-field input::placeholder, .form-field textarea::placeholder {
  color: var(--v-text-lo);
}
.form-field input:focus, .form-field textarea:focus, .form-field select:focus {
  border-color: var(--v-brand);
}
.form-field textarea { resize: vertical; min-height: 50px; }

/* PHOTO / LOGO UPLOADER */
.photo-uploader-row {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--v-bg);
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px dashed var(--v-border);
}
.photo-preview-thumb {
  width: 60px;
  height: 48px;
  border-radius: 4px;
  object-fit: contain;
  background: var(--v-surface);
  border: 1px solid var(--v-border);
}
.photo-actions { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.btn-upload-photo-pill {
  background: rgba(255, 107, 0, 0.12);
  border: 1px solid var(--v-brand);
  color: var(--v-brand);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 5px 10px;
  border-radius: 5px;
  cursor: pointer;
  text-align: center;
}
.btn-del-photo {
  background: transparent;
  border: none;
  color: #ef4444;
  font-size: 0.68rem;
  cursor: pointer;
  text-align: left;
}

/* DYNAMIC ITEMS REPEATER */
.items-repeater-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.item-row-card {
  background: var(--v-bg);
  border: 1px solid var(--v-border);
  border-radius: 8px;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: relative;
}
.item-row-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--v-brand);
}
.btn-del-item {
  background: transparent;
  border: none;
  color: #ef4444;
  font-size: 0.75rem;
  cursor: pointer;
  padding: 2px 6px;
}
.item-grid-top {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 8px;
}
.item-grid-bottom {
  display: grid;
  grid-template-columns: 1fr 1fr 1.2fr 1.2fr;
  gap: 8px;
}
.item-grid-bottom-gst {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
  gap: 6px;
}

.btn-add-repeater {
  background: rgba(255, 107, 0, 0.10);
  border: 1px dashed var(--v-brand);
  color: var(--v-brand);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 8px 12px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
  text-align: center;
}
.btn-add-repeater:hover {
  background: rgba(255, 107, 0, 0.20);
}

.custom-fields-panel {
  background: var(--v-bg);
  padding: 8px;
  border-radius: 6px;
  border: 1px dashed var(--v-border);
}

/* 📄 RIGHT COLUMN: PREVIEW STAGE */
.studio-right-deck {
  position: sticky;
  top: 75px;
  z-index: 10;
}
.preview-deck-card {
  background: var(--v-surface);
  border: 1px solid var(--v-border);
  border-radius: var(--v-radius);
  box-shadow: var(--v-box-shadow);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.pdk-header {
  background: var(--v-bg);
  padding: 10px 16px;
  border-bottom: 1px solid var(--v-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.pdk-doc-meta {
  display: flex;
  align-items: center;
  gap: 10px;
}
.pdk-title {
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--v-text-hi);
  margin: 0;
}
.pdk-badge {
  background: rgba(255, 107, 0, 0.12);
  border: 1px solid var(--v-brand);
  color: var(--v-brand);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 4px;
}

/* ZOOM CONTROLS */
.pdk-zoom-controls {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--v-surface);
  border: 1px solid var(--v-border);
  padding: 3px 6px;
  border-radius: 6px;
}
.btn-zoom {
  background: transparent;
  border: none;
  color: var(--v-text-hi);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 2px 6px;
  cursor: pointer;
  border-radius: 4px;
  transition: all 0.15s;
}
.btn-zoom:hover {
  background: var(--v-bg);
  color: var(--v-brand);
}
.zoom-val {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--v-text-mid);
  padding: 0 4px;
  font-family: 'JetBrains Mono', monospace;
}

/* CANVAS VIEWPORT */
.pdk-canvas-viewport {
  padding: 16px 10px;
  background: var(--v-bg);
  display: flex;
  justify-content: center;
  align-items: flex-start;
  min-height: 480px;
  max-height: calc(100vh - 200px);
  overflow-y: auto;
  overflow-x: hidden;
}

.a4-scale-stage {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  width: 100%;
  transform-origin: top center;
  transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.a4-invoice-sheet {
  width: 794px;
  min-height: 1123px;
  background: #ffffff;
  color: #000000;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.16);
  border-radius: 4px;
  padding: 28px;
  box-sizing: border-box;
  font-family: 'Inter', -apple-system, sans-serif;
  position: relative;
}

/* PREVIEW FOOTER ACTIONS BAR */
.pdk-footer-bar {
  background: var(--v-bg);
  padding: 12px 18px;
  border-top: 1px solid var(--v-border);
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 12px;
}

.btn-print-resume,
.btn-print-invoice {
  background: var(--v-surface);
  border: 1.5px solid var(--v-border);
  color: var(--v-text-hi);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 9px 18px;
  border-radius: 8px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
}
.btn-print-resume:hover,
.btn-print-invoice:hover {
  border-color: var(--v-brand);
  color: var(--v-brand);
  transform: translateY(-1.5px);
}

.btn-download-pdf-master {
  background: linear-gradient(135deg, #FF6B00 0%, #E85D04 100%);
  color: #ffffff !important;
  border: none;
  font-size: 0.84rem;
  font-weight: 800;
  padding: 9px 24px;
  border-radius: 8px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 16px rgba(255, 107, 0, 0.35);
  transition: all 0.2s ease;
}
.btn-download-pdf-master:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(255, 107, 0, 0.50);
  filter: brightness(1.06);
}

@media (max-width: 1024px) {
  .studio-2col-layout {
    grid-template-columns: 1fr;
  }
  .studio-right-deck {
    position: static;
  }
  .template-buttons-grid {
    grid-template-columns: 1fr;
  }
  .a4-print-sheet {
    transform: scale(0.55);
    margin-bottom: -500px;
  }
}

/* ❌ ITEM REMOVE DANGER BUTTON POLISH */
.btn-remove-row,
.btn-remove-item,
.btn-del-item {
  background: transparent;
  border: 1px solid rgba(239, 68, 68, 0.25);
  color: #ef4444;
  font-size: 0.76rem;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 6px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all 0.15s ease;
}
.btn-remove-row:hover,
.btn-remove-item:hover,
.btn-del-item:hover {
  background: #ef4444;
  color: #ffffff;
  border-color: #ef4444;
  transform: scale(1.02);
}

/* 🌐 SEO SECTION STYLING */
.invoice-seo-section {
  margin: 40px auto 60px;
  max-width: 1200px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.seo-feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}
.seo-feature-card {
  background: var(--v-surface);
  border: 1px solid var(--v-border);
  border-radius: var(--v-radius);
  padding: 20px 18px;
  box-shadow: var(--v-box-shadow);
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.seo-feature-card:hover {
  transform: translateY(-2px);
  border-color: var(--v-brand);
}
.sfc-icon {
  font-size: 1.8rem;
  margin-bottom: 8px;
}
.seo-feature-card h3 {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--v-text-hi);
  margin: 0 0 6px;
}
.seo-feature-card p {
  font-size: 0.82rem;
  color: var(--v-text-mid);
  line-height: 1.45;
  margin: 0;
}

.seo-article-card {
  background: var(--v-surface);
  border: 1px solid var(--v-border);
  border-radius: var(--v-radius);
  padding: 28px 30px;
  box-shadow: var(--v-box-shadow);
}
.seo-article-card h2 {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--v-text-hi);
  margin: 0 0 12px;
}
.seo-article-card p {
  font-size: 0.88rem;
  color: var(--v-text-mid);
  line-height: 1.6;
  margin-bottom: 12px;
}
.seo-faq-block {
  margin-top: 24px;
  border-top: 1px solid var(--v-border);
  padding-top: 18px;
}
.seo-faq-block h3 {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--v-text-hi);
  margin: 0 0 14px;
}
.faq-item {
  margin-bottom: 14px;
}
.faq-item strong {
  display: block;
  font-size: 0.88rem;
  color: var(--v-text-hi);
  margin-bottom: 4px;
}
.faq-item p {
  font-size: 0.84rem;
  color: var(--v-text-mid);
  margin: 0;
}

.seo-tags-cloud {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px dashed var(--v-border);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}
.st-label {
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--v-text-hi);
  margin-right: 4px;
}
.seo-tag-pill {
  background: var(--v-bg);
  border: 1px solid var(--v-border);
  color: var(--v-text-mid);
  font-size: 0.74rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 100px;
  transition: all 0.15s ease;
}
.seo-tag-pill:hover {
  border-color: var(--v-brand);
  color: var(--v-brand);
  background: rgba(255, 107, 0, 0.08);
}

/* 🖨️ STRICT PRINT MEDIA STYLES */
@media print {
  body {
    background: #FFFFFF !important;
    margin: 0 !important;
    padding: 0 !important;
  }

  .topbar-modular,
  .navbar-modular,
  .builder-hero,
  .studio-left-deck,
  .pdk-header,
  .pdk-footer-bar,
  .invoice-seo-section,
  .footer,
  .toast-container,
  #toastContainer {
    display: none !important;
  }
}