/* ==========================================================================
   HTML Color Reference v2.04 - Authentic Windows 95 Visual Basic 4 Style
   Faithfully recreates frmHCR.frm & frmAbout.frm
   ========================================================================== */

:root {
  --w95-bg: #c0c0c0;
  --w95-dark: #808080;
  --w95-darker: #404040;
  --w95-light: #ffffff;
  --w95-lighter: #dfdfdf;
  --w95-title-start: #000080;
  --w95-title-end: #1084d0;
  --w95-text: #000000;
  --w95-font: "MS Sans Serif", "Segoe UI", Tahoma, sans-serif;
  --font-mono: "Courier New", "Consolas", monospace;
}

/* Base Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  font-family: var(--w95-font);
  font-size: 12px;
  line-height: 1.4;
  user-select: none;
  padding: 20px 12px;
  background-color: #008080; /* Classic Windows 95 Teal desktop */
}

/* Window Wrapper */
.window-container {
  width: 100%;
  max-width: 825px;
}

/* Windows 95 Window Frame */
.win95-window {
  background: var(--w95-bg);
  border: 2px solid;
  border-color: var(--w95-light) var(--w95-darker) var(--w95-darker) var(--w95-light);
  box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.5),
              inset 1px 1px 0 var(--w95-lighter),
              inset -1px -1px 0 var(--w95-dark);
  display: flex;
  flex-direction: column;
}

/* Title Bar */
.title-bar {
  background: linear-gradient(90deg, var(--w95-title-start), var(--w95-title-end));
  padding: 3px 4px 3px 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: white;
  font-weight: bold;
  cursor: grab;
  user-select: none;
}

.title-bar:active, .title-bar.is-dragging {
  cursor: grabbing;
}

.win95-window.is-moving {
  position: relative;
  box-shadow: 4px 4px 16px rgba(0, 0, 0, 0.6);
  z-index: 50;
}

.title-bar-text {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
}

/* System Menu Container on Globe Icon */
.system-menu-container {
  position: relative;
  display: inline-flex;
  align-items: center;
  cursor: pointer;
}

.sys-icon {
  display: block;
}

.sys-dropdown-menu {
  top: 100%;
  left: -2px;
  margin-top: 4px;
}

.system-menu-container.open .sys-dropdown-menu {
  display: block;
}

.title-bar-controls {
  display: flex;
  gap: 2px;
}

.win-btn-control {
  width: 16px;
  height: 14px;
  font-size: 9px;
  font-weight: bold;
  line-height: 10px;
  text-align: center;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--w95-bg);
  border: 2px solid;
  border-color: var(--w95-light) var(--w95-darker) var(--w95-darker) var(--w95-light);
  cursor: default;
}

.win-btn-control:disabled {
  color: #808080;
}

/* Menu Bar */
.win-menu-bar {
  display: flex;
  background: var(--w95-bg);
  padding: 2px 6px;
  border-bottom: 1px solid var(--w95-dark);
  position: relative;
}

.menu-item {
  padding: 2px 6px;
  cursor: pointer;
  position: relative;
}

.menu-item:hover,
.menu-item.open {
  background: #000080;
  color: #ffffff;
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--w95-bg);
  color: #000000;
  border: 2px solid;
  border-color: var(--w95-light) var(--w95-darker) var(--w95-darker) var(--w95-light);
  box-shadow: 2px 2px 4px rgba(0, 0, 0, 0.4);
  z-index: 100;
  width: max-content;
  min-width: 120px;
  padding: 2px;
}

.menu-item.open .dropdown-menu {
  display: block;
}

.menu-option {
  padding: 3px 24px 3px 16px;
  font-family: inherit;
  font-size: 12px;
  cursor: pointer;
  color: #000000;
  white-space: nowrap;
  text-align: left;
}

.menu-shortcut {
  float: right;
  font-size: 11px;
  color: #555555;
  margin-left: 24px;
}

.menu-option:hover:not(.disabled-menu) {
  background: #000080;
  color: #ffffff;
}

.menu-option:hover:not(.disabled-menu) .menu-shortcut {
  color: #ffffff;
}

.menu-option.disabled-menu {
  color: #808080;
  text-shadow: 1px 1px 0 #ffffff;
  cursor: default;
}

.menu-divider {
  height: 1px;
  background: var(--w95-dark);
  border-bottom: 1px solid var(--w95-light);
  margin: 3px 0;
}

/* Window Body */
.window-body {
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Form Grid */
.form-grid {
  display: grid;
  grid-template-columns: 550px 230px;
  gap: 16px;
}

.form-left-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* Slider Rows */
.slider-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.channel-label {
  width: 60px;
  font-weight: bold;
  font-size: 13px;
}

.red-label { color: #ff0000; }
.green-label { color: #00ff00; text-shadow: 0 0 1px #008000; }
.blue-label { color: #0000ff; }

/* Windows 95 Horizontal ScrollBar (HScrollBar) */
.win95-scrollbar {
  flex: 1;
  display: flex;
  align-items: center;
  height: 20px;
  background: #c0c0c0;
  border: 1px solid #808080;
}

.scroll-arrow-btn {
  width: 18px;
  height: 18px;
  background: var(--w95-bg);
  border: 2px solid;
  border-color: var(--w95-light) var(--w95-darker) var(--w95-darker) var(--w95-light);
  box-shadow: inset 1px 1px 0 var(--w95-lighter), inset -1px -1px 0 var(--w95-dark);
  font-size: 8px;
  line-height: 14px;
  text-align: center;
  padding: 0;
  cursor: pointer;
  color: #000000;
  display: flex;
  align-items: center;
  justify-content: center;
  user-select: none;
  flex-shrink: 0;
}

.scroll-arrow-btn:active {
  border-color: var(--w95-darker) var(--w95-light) var(--w95-light) var(--w95-darker);
  box-shadow: inset 1px 1px 0 var(--w95-dark);
  padding: 1px 0 0 1px;
}

/* Classic Win95 Scrollbar Track & Square Thumb */
.rgb-slider {
  flex: 1;
  height: 18px;
  -webkit-appearance: none;
  appearance: none;
  margin: 0;
  cursor: pointer;
  /* 1995 Dithered Stipple Track (alternating silver and white pixels) */
  background-color: #dfdfdf;
  background-image: radial-gradient(#808080 25%, transparent 25%), radial-gradient(#ffffff 25%, transparent 25%);
  background-size: 4px 4px;
  background-position: 0 0, 2px 2px;
}

.rgb-slider:focus {
  outline: none;
}

/* WebKit / Chromium / Edge Square Beveled Thumb */
.rgb-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 18px;
  background: var(--w95-bg);
  border: 2px solid;
  border-color: var(--w95-light) var(--w95-darker) var(--w95-darker) var(--w95-light);
  box-shadow: inset 1px 1px 0 var(--w95-lighter), inset -1px -1px 0 var(--w95-dark);
  border-radius: 0;
  cursor: pointer;
}

.rgb-slider:active::-webkit-slider-thumb {
  border-color: var(--w95-darker) var(--w95-light) var(--w95-light) var(--w95-darker);
}

/* Firefox Square Beveled Thumb */
.rgb-slider::-moz-range-thumb {
  width: 22px;
  height: 18px;
  background: var(--w95-bg);
  border: 2px solid;
  border-color: var(--w95-light) var(--w95-darker) var(--w95-darker) var(--w95-light);
  box-shadow: inset 1px 1px 0 var(--w95-lighter), inset -1px -1px 0 var(--w95-dark);
  border-radius: 0;
  cursor: pointer;
}

.rgb-slider::-moz-range-track {
  height: 18px;
  background-color: #dfdfdf;
  background-image: radial-gradient(#808080 25%, transparent 25%), radial-gradient(#ffffff 25%, transparent 25%);
  background-size: 4px 4px;
  background-position: 0 0, 2px 2px;
}

.rgb-txt {
  width: 48px;
  height: 26px;
  background: #ffffff;
  color: #000000;
  border: 2px solid;
  border-color: var(--w95-darker) var(--w95-light) var(--w95-light) var(--w95-darker);
  box-shadow: inset 1px 1px 0 #000000;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: bold;
}

/* Preview PictureBox + Color Control Row */
.preview-and-frame-row {
  display: grid;
  grid-template-columns: 395px 145px;
  gap: 10px;
  margin-top: 4px;
}

/* PictureBox (picColor) */
.pic-color-box {
  height: 200px;
  background-color: #c0c0c0;
  border: 2px solid;
  border-color: var(--w95-darker) var(--w95-light) var(--w95-light) var(--w95-darker);
  box-shadow: inset 1px 1px 0 #000000;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 16px;
  cursor: pointer;
}

.preview-text {
  font-family: "MS Sans Serif", "Segoe UI", Tahoma, sans-serif;
  font-size: 13px;
  font-weight: bold;
  cursor: pointer;
  padding: 2px 6px;
  user-select: none;
}

.preview-text:hover {
  outline: 1px dotted #808080;
}

.lbl-normal { color: #000000; }
.lbl-link { color: #5500ee; }
.lbl-vlink { color: #551a8b; }
.lbl-alink { color: #551a8b; }

/* Frame (fraColControl) */
.win-frame {
  border: 2px solid;
  border-color: var(--w95-light) var(--w95-dark) var(--w95-dark) var(--w95-light);
  padding: 8px 10px;
  margin: 0;
}

.win-frame legend {
  padding: 0 4px;
  font-weight: bold;
}

.radio-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 6px;
}

.win-radio {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  font-size: 12px;
}

/* Right Column */
.form-right-col {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tag-textbox {
  height: 28px;
  background: #ffffff;
  color: #000000;
  border: 2px solid;
  border-color: var(--w95-darker) var(--w95-light) var(--w95-light) var(--w95-darker);
  box-shadow: inset 1px 1px 0 #000000;
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 4px 6px;
}

.win-btn {
  background: var(--w95-bg);
  border: 2px solid;
  border-color: var(--w95-light) var(--w95-darker) var(--w95-darker) var(--w95-light);
  box-shadow: inset 1px 1px 0 var(--w95-lighter), inset -1px -1px 0 var(--w95-dark);
  font-family: inherit;
  font-size: 12px;
  padding: 4px 10px;
  cursor: pointer;
  color: #000000;
}

.win-btn:active {
  border-color: var(--w95-darker) var(--w95-light) var(--w95-light) var(--w95-darker);
  box-shadow: inset 1px 1px 0 var(--w95-dark), inset -1px -1px 0 var(--w95-lighter);
  padding: 5px 9px 3px 11px;
}

.cmd-btn {
  height: 35px;
  margin-top: 4px;
  font-size: 12px;
  font-weight: bold;
}

#cmdAbout {
  margin-top: 16px;
}

/* Bottom Full Tag Box (txtMain) */
.bottom-tag-row {
  margin-top: 2px;
}

.main-textbox {
  width: 100%;
  height: 28px;
  background: #ffffff;
  color: #000000;
  border: 2px solid;
  border-color: var(--w95-darker) var(--w95-light) var(--w95-light) var(--w95-darker);
  box-shadow: inset 1px 1px 0 #000000;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 4px 6px;
  cursor: text;
}

/* ==========================================================================
   Content Cards (Web-Safe Palette & History)
   ========================================================================== */
.content-card {
  margin-top: 16px;
  background: var(--w95-bg);
  border: 2px solid;
  border-color: var(--w95-light) var(--w95-darker) var(--w95-darker) var(--w95-light);
  box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.4),
              inset 1px 1px 0 var(--w95-lighter),
              inset -1px -1px 0 var(--w95-dark);
  padding: 16px;
}

.card-header {
  border-bottom: 2px solid;
  border-color: var(--w95-dark) var(--w95-light) var(--w95-light) var(--w95-dark);
  padding-bottom: 8px;
  margin-bottom: 12px;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px;
}

.card-header h2 {
  font-size: 14px;
  color: #000080;
  margin: 0;
}

.card-subtitle {
  font-size: 11px;
  color: #555;
}

.card-intro {
  font-size: 12px;
  line-height: 1.5;
  margin-bottom: 12px;
}

/* 216 Web-Safe Palette Grid */
.websafe-palette-container {
  display: grid;
  grid-template-columns: repeat(18, 1fr);
  gap: 3px;
  padding: 8px;
  background: #ffffff;
  border: 2px solid;
  border-color: var(--w95-darker) var(--w95-light) var(--w95-light) var(--w95-darker);
  box-shadow: inset 1px 1px 0 #000000;
}

.websafe-swatch {
  aspect-ratio: 1 / 1;
  border: 1px solid rgba(0, 0, 0, 0.3);
  cursor: pointer;
  padding: 0;
  border-radius: 0;
  transition: transform 0.08s ease;
}

.websafe-swatch:hover {
  transform: scale(1.35);
  outline: 2px solid #000000;
  z-index: 10;
}

/* Comparison Table */
.comparison-table-wrap {
  overflow-x: auto;
  margin: 12px 0;
}

.win-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  background: #ffffff;
  border: 2px solid;
  border-color: var(--w95-darker) var(--w95-light) var(--w95-light) var(--w95-darker);
}

.win-table th, .win-table td {
  padding: 6px 10px;
  border: 1px solid var(--w95-dark);
  text-align: left;
}

.win-table th {
  background: #d4d0c8;
  font-weight: bold;
}

.win-table code {
  font-family: var(--font-mono);
  background: rgba(0, 0, 0, 0.06);
  padding: 1px 4px;
  font-size: 11px;
}

/* Story Box */
.story-box {
  margin-top: 14px;
  padding: 12px;
  background: #ffffcc;
  border: 1px solid #d4c880;
}

.story-box h3 {
  font-size: 13px;
  margin-bottom: 6px;
  color: #000000;
}

.story-box p {
  font-size: 12px;
  line-height: 1.5;
  color: #000000;
  margin-bottom: 8px;
}

.story-links {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
  font-size: 12px;
}

.web-link {
  color: #0000ee;
  text-decoration: underline;
}

.bullet {
  color: #888888;
}

/* Site Footer */
.site-footer {
  margin-top: 20px;
  margin-bottom: 12px;
  text-align: center;
  font-size: 11px;
  color: #ffffff;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

.site-footer a {
  color: #ffff00;
}

/* About Modal */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 999;
  justify-content: center;
  align-items: center;
  padding: 16px;
}

.modal-overlay.open {
  display: flex;
}

.modal-window {
  width: 100%;
  max-width: 380px;
}

.modal-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.about-hero {
  display: flex;
  align-items: center;
  gap: 14px;
}

.about-icon {
  font-size: 32px;
}

.about-main-header {
  font-size: 14px;
  font-weight: bold;
  color: #ff0000; /* As in frmAbout: ForeColor = &H00FF0000& */
}

.about-copyright {
  font-size: 12px;
  color: #000000;
}

.about-version {
  font-size: 12px;
  color: #000000;
}

.about-description {
  font-size: 12px;
  line-height: 1.5;
  border-top: 1px solid var(--w95-dark);
  padding-top: 10px;
}

.about-accolade {
  margin-top: 6px;
  background: #ffffcc;
  border: 1px solid #d4c880;
  padding: 4px 8px;
}

.modal-button-row {
  display: flex;
  justify-content: flex-end;
}

.modal-ok-btn {
  min-width: 75px;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: #333333;
  color: #ffffff;
  padding: 6px 14px;
  font-size: 12px;
  font-weight: bold;
  transition: transform 0.2s ease, opacity 0.2s ease;
  opacity: 0;
  pointer-events: none;
  z-index: 1000;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* Responsive */
@media (max-width: 820px) {
  .form-grid {
    grid-template-columns: 1fr;
  }

  .preview-and-frame-row {
    grid-template-columns: 1fr;
  }

  .websafe-palette-container {
    grid-template-columns: repeat(12, 1fr);
  }
}