/* Blueprint Converter - Draftsman's Technical Blueprint Theme */

:root {
  --bg-color: #0b1a30; /* Deep blueprint drafting board blue */
  --grid-line-color: rgba(56, 189, 248, 0.08); /* Faint blueprint grid lines */
  --grid-line-bold: rgba(56, 189, 248, 0.15); /* Major grid grid lines */
  
  --blueprint-cyan: #38bdf8; /* Technical cyan pencil */
  --blueprint-cyan-glow: rgba(56, 189, 248, 0.3);
  --blueprint-white: #f0f9ff; /* Blueprint white ink */
  --blueprint-muted: #7dd3fc; /* Light blue annotation color */
  
  --accent-orange: #fb923c; /* Construction orange warning/errors */
  --accent-orange-bg: rgba(251, 146, 60, 0.1);
  --accent-green: #4ade80; /* Success checkmark green */
  --accent-green-bg: rgba(74, 222, 128, 0.1);
  
  --card-bg: rgba(11, 26, 48, 0.85);
  --border-thin: 1px solid rgba(56, 189, 248, 0.3);
  --border-bold: 1px solid rgba(56, 189, 248, 0.7);
  --border-dashed: 1px dashed rgba(56, 189, 248, 0.4);
  
  --font-family: 'Outfit', sans-serif;
  --font-mono: 'Courier New', Courier, monospace;
  
  --radius-sm: 0px; /* Sharp corners for drafting aesthetic */
  --radius-md: 2px;
  --radius-lg: 4px;
}

/* Reset */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-color);
  color: var(--blueprint-white);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow-x: hidden;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* Blueprint Grid Background */
.glow-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(to right, var(--grid-line-bold) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line-bold) 1px, transparent 1px),
    linear-gradient(to right, var(--grid-line-color) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line-color) 1px, transparent 1px);
  background-size: 100px 100px, 100px 100px, 20px 20px, 20px 20px;
  pointer-events: none;
  z-index: 0;
}

/* Header */
.app-header {
  position: relative;
  z-index: 10;
  border-bottom: 1px solid var(--blueprint-cyan);
  background: var(--bg-color);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.25rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.logo-icon {
  background: transparent;
  color: var(--blueprint-cyan);
  width: 40px;
  height: 40px;
  border: 1px solid var(--blueprint-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  position: relative;
}

/* Technical target markings on logo */
.logo-icon::before {
  content: '';
  position: absolute;
  width: 130%;
  height: 1px;
  background: var(--blueprint-cyan-glow);
}
.logo-icon::after {
  content: '';
  position: absolute;
  height: 130%;
  width: 1px;
  background: var(--blueprint-cyan-glow);
}

.logo-icon svg {
  width: 20px;
  height: 20px;
  position: relative;
  z-index: 2;
}

.logo-text h1 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--blueprint-white);
  display: inline-block;
  vertical-align: middle;
  text-transform: uppercase;
}

.logo-text .badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 400;
  background: transparent;
  color: var(--blueprint-cyan);
  padding: 0.1rem 0.4rem;
  margin-left: 0.5rem;
  border: 1px solid var(--blueprint-cyan);
  vertical-align: middle;
}

.security-banner {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px dashed var(--blueprint-cyan);
  padding: 0.4rem 1rem;
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: var(--blueprint-cyan);
}

.security-banner svg {
  width: 14px;
  height: 14px;
}

/* Main Layout */
.app-main {
  flex: 1;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 3rem 2rem;
  position: relative;
  z-index: 5;
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

/* Upload Section & Dropzone */
.upload-section {
  width: 100%;
}

.dropzone {
  border: 1px dashed var(--blueprint-cyan);
  background: var(--card-bg);
  padding: 5rem 2rem;
  text-align: center;
  position: relative;
  cursor: pointer;
  transition: background-color 0.25s ease;
}

/* Corner crop markings for blueprint schematic look */
.dropzone::before {
  content: '';
  position: absolute;
  top: 10px;
  left: 10px;
  width: 20px;
  height: 20px;
  border-top: 1px solid var(--blueprint-cyan);
  border-left: 1px solid var(--blueprint-cyan);
}

.dropzone::after {
  content: '';
  position: absolute;
  bottom: 10px;
  right: 10px;
  width: 20px;
  height: 20px;
  border-bottom: 1px solid var(--blueprint-cyan);
  border-right: 1px solid var(--blueprint-cyan);
}

/* We inject secondary corner markings */
.upload-section::before {
  content: '';
  position: absolute;
  top: 10px;
  right: 10px;
  width: 20px;
  height: 20px;
  border-top: 1px solid var(--blueprint-cyan);
  border-right: 1px solid var(--blueprint-cyan);
  pointer-events: none;
  z-index: 2;
}

.upload-section::after {
  content: '';
  position: absolute;
  bottom: 10px;
  left: 10px;
  width: 20px;
  height: 20px;
  border-bottom: 1px solid var(--blueprint-cyan);
  border-left: 1px solid var(--blueprint-cyan);
  pointer-events: none;
  z-index: 2;
}

.dropzone:hover, .dropzone.dragover {
  background: rgba(56, 189, 248, 0.05);
  border-color: var(--blueprint-white);
}

.dropzone.dragover {
  border-style: solid;
}

.file-input {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.dropzone-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.upload-icon-wrapper {
  border: 1px solid var(--blueprint-cyan);
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.upload-icon-wrapper::before {
  content: '+';
  position: absolute;
  font-family: var(--font-mono);
  color: var(--blueprint-cyan);
  font-size: 0.8rem;
  top: -8px;
  left: -8px;
}

.upload-icon {
  width: 28px;
  height: 28px;
  color: var(--blueprint-cyan);
}

.dropzone h2 {
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--blueprint-white);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.dropzone .subtitle {
  color: var(--blueprint-muted);
  font-size: 0.95rem;
}

.privacy-note {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  color: var(--blueprint-muted);
  border: 1px solid rgba(56, 189, 248, 0.2);
  padding: 0.4rem 0.8rem;
  margin-top: 1rem;
  font-family: var(--font-mono);
}

.privacy-note svg {
  width: 14px;
  height: 14px;
  color: var(--blueprint-cyan);
}

/* Button UI */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-family);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--blueprint-cyan);
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn svg {
  width: 16px;
  height: 16px;
}

.btn-primary {
  background: var(--blueprint-cyan);
  color: var(--bg-color);
  font-weight: 600;
}

.btn-primary:hover {
  background: var(--blueprint-white);
  border-color: var(--blueprint-white);
}

.btn-success {
  background: transparent;
  color: var(--accent-green);
  border-color: var(--accent-green);
}

.btn-success:hover {
  background: var(--accent-green-bg);
}

.btn-outline {
  background: transparent;
  color: var(--blueprint-cyan);
  border-color: var(--blueprint-cyan);
}

.btn-outline:hover {
  background: rgba(56, 189, 248, 0.1);
}

.btn-danger {
  background: transparent;
  color: var(--accent-orange);
  border-color: var(--accent-orange);
}

.btn-danger:hover {
  background: var(--accent-orange-bg);
}

.btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  background: transparent !important;
  color: var(--blueprint-cyan) !important;
  border-color: rgba(56, 189, 248, 0.2) !important;
}

/* Queue Panel */
.queue-panel {
  background: var(--card-bg);
  border: 1px solid var(--blueprint-cyan);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  position: relative;
  z-index: 10;
}

/* Technical brackets for Queue Panel */
.queue-panel::before {
  content: 'SCHEMATIC_QUEUE_LOAD';
  position: absolute;
  top: -8px;
  left: 20px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  background: var(--bg-color);
  padding: 0 5px;
  color: var(--blueprint-cyan);
}

.queue-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  border-bottom: 1px solid rgba(56, 189, 248, 0.2);
  padding-bottom: 1.25rem;
}

.queue-stats {
  display: flex;
  gap: 0.75rem;
}

.stat-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-family: var(--font-mono);
  border: 1px solid rgba(56, 189, 248, 0.2);
  padding: 0.3rem 0.6rem;
  color: var(--blueprint-muted);
}

.stat-badge svg {
  width: 12px;
  height: 12px;
}

.queue-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* File Queue Grid & Cards */
.file-queue-grid {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.file-card {
  background: rgba(11, 26, 48, 0.4);
  border: 1px solid rgba(56, 189, 248, 0.2);
  padding: 1.25rem;
  display: flex;
  gap: 1.5rem;
  position: relative;
  transition: all 0.2s ease;
}

.file-card:hover {
  border-color: var(--blueprint-cyan);
  background: rgba(11, 26, 48, 0.7);
}

/* Technical ticks in card corners */
.file-card::before {
  content: '+';
  position: absolute;
  top: -6px;
  left: -4px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--blueprint-cyan);
}

.file-card::after {
  content: '+';
  position: absolute;
  bottom: -9px;
  right: -4px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--blueprint-cyan);
}

/* File Card Thumbnails */
.file-thumbnail {
  width: 80px;
  height: 80px;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(56, 189, 248, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
  flex-shrink: 0;
}

/* Dimensions markers on preview thumbnail */
.file-thumbnail::before {
  content: 'W:80';
  position: absolute;
  top: 1px;
  left: 2px;
  font-family: var(--font-mono);
  font-size: 0.55rem;
  color: var(--blueprint-cyan);
  background: var(--bg-color);
  padding: 0 2px;
  z-index: 3;
  opacity: 0.8;
}

.file-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.05) brightness(0.95);
}

.file-thumbnail .icon-placeholder {
  font-size: 1.75rem;
  color: var(--blueprint-cyan);
}

.file-thumbnail .page-badge {
  position: absolute;
  bottom: 2px;
  right: 2px;
  background: var(--bg-color);
  color: var(--blueprint-cyan);
  font-size: 0.6rem;
  font-family: var(--font-mono);
  padding: 0px 3px;
  border: 1px solid var(--blueprint-cyan);
  font-weight: 400;
}

/* File Card Information */
.file-details {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}

.file-name {
  font-weight: 600;
  font-size: 1rem;
  color: var(--blueprint-white);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 0.25rem;
}

.file-meta {
  display: flex;
  gap: 0.75rem;
  font-size: 0.8rem;
  color: var(--blueprint-muted);
  align-items: center;
  font-family: var(--font-mono);
}

.type-badge {
  text-transform: uppercase;
  font-weight: 400;
  font-size: 0.65rem;
  background: transparent;
  color: var(--blueprint-cyan);
  padding: 0.05rem 0.3rem;
  border: 1px solid rgba(56, 189, 248, 0.4);
}

/* File Card Settings & Inputs */
.file-settings {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.setting-group {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.setting-group label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--blueprint-muted);
  text-transform: uppercase;
}

.select-control {
  font-family: var(--font-family);
  background: var(--bg-color);
  border: 1px solid rgba(56, 189, 248, 0.4);
  color: var(--blueprint-white);
  padding: 0.4rem 0.6rem;
  border-radius: var(--radius-sm);
  outline: none;
  font-size: 0.85rem;
  cursor: pointer;
}

.select-control:focus {
  border-color: var(--blueprint-cyan);
}

/* Quality slider layout */
.slider-wrapper {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.range-slider {
  -webkit-appearance: none;
  width: 90px;
  height: 2px;
  background: rgba(56, 189, 248, 0.2);
  outline: none;
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 10px;
  height: 10px;
  background: var(--blueprint-cyan);
  border: 1px solid var(--blueprint-white);
  cursor: pointer;
}

.slider-val {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--blueprint-white);
  min-width: 32px;
  text-align: right;
}

/* Input Fields */
.text-input {
  font-family: var(--font-family);
  background: var(--bg-color);
  border: 1px solid rgba(56, 189, 248, 0.4);
  color: var(--blueprint-white);
  padding: 0.4rem 0.6rem;
  border-radius: var(--radius-sm);
  outline: none;
  font-size: 0.85rem;
  width: 100px;
}

.text-input:focus {
  border-color: var(--blueprint-cyan);
}

/* File Actions & Output */
.file-actions-status {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-left: auto;
  flex-shrink: 0;
}

.card-progress-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 2px;
  background: var(--blueprint-cyan);
  width: 0%;
  transition: width 0.15s ease;
}

.card-progress-bar.success {
  background: var(--accent-green);
}

.card-progress-bar.danger {
  background: var(--accent-orange);
}

/* Remove Card */
.remove-btn {
  background: transparent;
  border: 1px solid rgba(56, 189, 248, 0.3);
  color: var(--blueprint-muted);
  cursor: pointer;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}

.remove-btn:hover {
  border-color: var(--accent-orange);
  color: var(--accent-orange);
  background: var(--accent-orange-bg);
}

.remove-btn svg {
  width: 14px;
  height: 14px;
}

/* Status Labels */
.status-pill {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 400;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.5rem;
  border: 1px solid rgba(56, 189, 248, 0.4);
  text-transform: uppercase;
}

.status-pill.ready {
  color: var(--blueprint-muted);
}

.status-pill.processing {
  border-color: var(--blueprint-cyan);
  color: var(--blueprint-cyan);
}

.status-pill.success {
  border-color: var(--accent-green);
  color: var(--accent-green);
  background: var(--accent-green-bg);
}

.status-pill.danger {
  border-color: var(--accent-orange);
  color: var(--accent-orange);
  background: var(--accent-orange-bg);
}

.status-pill svg {
  width: 12px;
  height: 12px;
}

/* SEO Marketing Details */
.seo-marketing-section {
  border-top: 1px solid rgba(56, 189, 248, 0.3);
  padding-top: 3.5rem;
  margin-top: 1rem;
}

.seo-marketing-section h2 {
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: 2.5rem;
  text-align: center;
  color: var(--blueprint-white);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: rgba(11, 26, 48, 0.2);
  border: 1px dashed rgba(56, 189, 248, 0.3);
  padding: 2rem;
  position: relative;
}

.feature-icon {
  width: 32px;
  height: 32px;
  margin-bottom: 1.25rem;
  color: var(--blueprint-cyan) !important;
}

.feature-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--blueprint-white);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.feature-card p {
  color: var(--blueprint-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* Footer */
.app-footer {
  border-top: 1px solid var(--blueprint-cyan);
  background: var(--bg-color);
  padding: 1.5rem 2rem;
  position: relative;
  z-index: 10;
  margin-top: auto;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: var(--blueprint-muted);
}

.support-email {
  color: var(--blueprint-cyan);
  text-decoration: none;
  border-bottom: 1px dashed var(--blueprint-cyan);
  transition: var(--transition-smooth);
}
.support-email:hover {
  color: #fff;
  border-bottom-style: solid;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border: 1px solid rgba(56, 189, 248, 0.2);
  padding: 0.2rem 0.5rem;
}

.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.bg-success {
  background-color: var(--accent-green) !important;
}

/* Utilities */
.hidden {
  display: none !important;
}

/* Animations */
@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes spin-slow {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.animate-spin-slow {
  animation: spin-slow 8s linear infinite;
}

.animate-pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: .5;
  }
}

/* SEO Text & FAQ Sections */
.seo-deep-text-section,
.seo-faq-section {
  border-top: 1px dashed rgba(56, 189, 248, 0.3);
  padding-top: 3rem;
  margin-top: 1rem;
}

.seo-text-container {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.seo-text-container p {
  color: var(--blueprint-muted);
  line-height: 1.7;
  font-size: 0.95rem;
}

.seo-text-container strong {
  color: var(--blueprint-white);
}

.seo-content-block {
  border-left: 2px solid rgba(56, 189, 248, 0.4);
  padding-left: 1.25rem;
  margin-top: 0.5rem;
}

.seo-content-block h3 {
  font-size: 1.2rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--blueprint-white);
  margin-bottom: 0.5rem;
}

.seo-content-block ol,
.seo-content-block ul {
  margin-top: 0.75rem;
  margin-left: 1.25rem;
  color: var(--blueprint-muted);
  font-size: 0.95rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.seo-content-block li code {
  font-family: var(--font-mono);
  background: rgba(56, 189, 248, 0.1);
  color: var(--blueprint-cyan);
  padding: 0.1rem 0.3rem;
  border: 1px solid rgba(56, 189, 248, 0.2);
}

.faq-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 1.5rem;
}

.faq-item {
  border: 1px solid rgba(56, 189, 248, 0.2);
  padding: 1.5rem;
  background: rgba(11, 26, 48, 0.2);
  position: relative;
}

.faq-item::before {
  content: 'Q';
  position: absolute;
  top: -8px;
  left: 15px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  background: var(--bg-color);
  padding: 0 4px;
  color: var(--blueprint-cyan);
  border: 1px solid rgba(56, 189, 248, 0.3);
}

.faq-item h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--blueprint-white);
  margin-bottom: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.faq-item p {
  color: var(--blueprint-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* Global Format Selector Styling */
.global-select-wrapper {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px dashed rgba(56, 189, 248, 0.3);
  padding: 0.25rem 0.5rem;
}

.global-select-wrapper .annotation-text {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--blueprint-muted);
  text-transform: uppercase;
}

/* Queue Options Checkbox Styling */
.queue-options {
  padding: 0.75rem 1rem;
  background: rgba(11, 26, 48, 0.2);
  border: 1px dashed rgba(56, 189, 248, 0.3);
  display: flex;
  align-items: center;
}

.checkbox-container {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--blueprint-muted);
  user-select: none;
}

.checkbox-container input {
  display: none;
}

.checkmark {
  width: 14px;
  height: 14px;
  border: 1px solid var(--blueprint-cyan);
  background: var(--bg-color);
  display: inline-block;
  position: relative;
}

.checkbox-container input:checked + .checkmark {
  background: rgba(56, 189, 248, 0.1);
}

.checkbox-container input:checked + .checkmark::after {
  content: '';
  position: absolute;
  left: 4px;
  top: 1px;
  width: 3px;
  height: 7px;
  border: solid var(--blueprint-cyan);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

/* Responsive Overrides */
@media (max-width: 900px) {
  .file-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  
  .file-actions-status {
    width: 100%;
    margin-left: 0;
    border-top: 1px solid rgba(56, 189, 248, 0.2);
    padding-top: 0.75rem;
    justify-content: space-between;
  }
  
  .file-settings {
    width: 100%;
  }
}

@media (max-width: 600px) {
  .header-container {
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
  }
  .security-banner {
    width: 100%;
    justify-content: center;
  }
  .queue-header {
    flex-direction: column;
    align-items: stretch;
  }
  .queue-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  .queue-actions #convert-all-btn {
    grid-column: span 2;
  }
}

/* Tools Dropdown Menu */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.btn-share {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border: 1px solid var(--blueprint-cyan);
  background: rgba(0, 17, 51, 0.6);
  color: var(--blueprint-cyan);
  cursor: pointer;
  font-size: 0.8rem;
  font-family: var(--font-mono);
  transition: var(--transition-smooth);
  user-select: none;
}

.btn-share:hover {
  background: var(--blueprint-cyan-glow);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
}

.btn-share svg {
  width: 14px;
  height: 14px;
}

.tools-dropdown {
  position: relative;
  display: inline-block;
  font-family: var(--font-sans);
}

.tools-dropdown-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border: 1px solid var(--blueprint-cyan);
  background: rgba(0, 17, 51, 0.6);
  color: var(--blueprint-cyan);
  cursor: pointer;
  list-style: none;
  font-size: 0.8rem;
  font-family: var(--font-mono);
  transition: var(--transition-smooth);
  user-select: none;
}

/* Remove default details marker */
.tools-dropdown-btn::-webkit-details-marker {
  display: none;
}
.tools-dropdown-btn::marker {
  display: none;
}

.tools-dropdown-btn:hover {
  background: var(--blueprint-cyan-glow);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
}

.tools-dropdown-btn .chevron-icon {
  width: 14px;
  height: 14px;
  transition: transform 0.2s ease;
}

.tools-dropdown[open] .tools-dropdown-btn .chevron-icon {
  transform: rotate(180deg);
}

.tools-dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 320px;
  background: #001133;
  border: 1px solid var(--blueprint-cyan);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 15px rgba(0, 240, 255, 0.1);
  padding: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  z-index: 100;
}

.tools-dropdown-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.75rem;
  text-decoration: none;
  color: #fff;
  transition: var(--transition-smooth);
  border: 1px solid transparent;
}

.tools-dropdown-item:hover {
  background: rgba(0, 240, 255, 0.05);
  border-color: rgba(0, 240, 255, 0.2);
}

.tools-dropdown-item.active {
  background: rgba(0, 240, 255, 0.1);
  border-color: var(--blueprint-cyan);
}

.tools-dropdown-item svg, .tools-dropdown-item i {
  width: 18px;
  height: 18px;
  color: var(--blueprint-cyan);
  flex-shrink: 0;
  margin-top: 2px;
}

.tools-item-text {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  text-align: left;
}

.tools-item-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
}

.tools-item-desc {
  font-size: 0.7rem;
  color: var(--blueprint-cyan-glow);
  line-height: 1.3;
}

/* Mobile responsive styling for dropdown */
@media (max-width: 600px) {
  .header-actions {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
  }
  .btn-share {
    width: 100%;
    justify-content: center;
  }
  .tools-dropdown {
    width: 100%;
  }
  .tools-dropdown-btn {
    width: 100%;
    justify-content: space-between;
  }
  .tools-dropdown-menu {
    width: 100%;
    position: static;
    margin-top: 4px;
    box-sizing: border-box;
  }
}