/* ===============================================================
   ui.css — All UI styling for the SH4 Pipeline Simulator.
   =============================================================== */

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               "Helvetica Neue", Arial, sans-serif;
  font-size: 14px;
}

body {
  background: var(--bg);
  color: var(--text);
  --borderRadius-medium: 4px;
}

/* ---------- Default Theme: Hollyhock ---------- */
body {
  --cp-white: #f4f4f5;
  --cp-text: #a1a1aa;
  --cp-bg: #1f2325;
  --cp-accent: #00dc68;
  --cp-accent-hover: #2bfd87;
  --cp-disabled: #3f3f46;
  --cp-text-black: #003719;
  --cp-dark: #18181b;

  --bg: var(--cp-bg);
  --text: var(--cp-text);
  --text-muted: var(--cp-disabled);
  --card-bg: var(--cp-dark);
  --border: #3f3f46;
  --sidebar-bg: var(--cp-dark);
  --sidebar-icon: #858585;
  --sidebar-icon-hover: #ffffff;
  --sidebar-hover: #2c2c2c;
  --sidebar-active: var(--cp-accent);
  --popover-bg: var(--cp-dark);
  --popover-border: #3f3f46;
  --popover-text: #ffffff;
  --popover-hover: #2c2c2c;
  --table-border: #3f3f46;
  --table-even: #252526;
  --table-odd: #1f2325;
  --accent: var(--cp-accent);
}

body.theme-light {
  --bg: #f4f4f4;
  --text: #1e1e1e;
  --text-muted: #6a6a6a;
  --card-bg: #ffffff;
  --border: #e3e3e3;
  --sidebar-bg: #2c2c2c;
  --sidebar-icon: #b0b0b0;
  --sidebar-icon-hover: #ffffff;
  --sidebar-hover: #3c3c3c;
  --sidebar-active: #0078d4;
  --popover-bg: #2c2c2c;
  --popover-border: #444;
  --popover-text: #ffffff;
  --popover-hover: #3c3c3c;
  --table-border: #000000;
  --table-even: #d2d2d2;
  --table-odd: #f4f4f4;
  --accent: #0078d4;
}

body.theme-dark {
  --bg: #1e1e1e;
  --text: #e0e0e0;
  --text-muted: #909090;
  --card-bg: #252526;
  --border: #3c3c3c;
  --sidebar-bg: #181818;
  --sidebar-icon: #b0b0b0;
  --sidebar-icon-hover: #ffffff;
  --sidebar-hover: #2c2c2c;
  --sidebar-active: #0078d4;
  --popover-bg: #2c2c2c;
  --popover-border: #555;
  --popover-text: #ffffff;
  --popover-hover: #3c3c3c;
  --table-border: #555;
  --table-even: #2a2a2a;
  --table-odd: #1e1e1e;
  --accent: #1f9cf0;
}

/* ---------- App layout ---------- */
.app {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ---------- Sidebar ---------- */
.sidebar {
  width: 56px;
  background: var(--sidebar-bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 12px 0;
  flex-shrink: 0;
  position: relative;
  z-index: 100;
  gap: 12px;
}

.sidebar-logo {
  margin-bottom: 4px;
}

.sidebar-top {
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: center;
}

/* Hide normal buttons in split mode, hide group in normal mode */
.app:has(.main-content.mode-split) .sidebar-normal-btn { display: none !important; }
.app:not(:has(.main-content.mode-split)) .sidebar-group { display: none !important; }

.sidebar-group {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  padding: 4px;
  margin-bottom: 8px;
  background: var(--card-bg);
  border-radius: 8px;
  box-shadow: 0px 2px 8px 0px rgba(0,0,0,0.08), 0px 0px 0px 1px var(--border), inset 0px 0px 1px 0px var(--border);
}

.sidebar-bottom {
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: center;
  position: relative;
  margin-top: auto;
  flex: 0 0 auto;
}

.sidebar-btn {
  position: relative;
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  color: var(--sidebar-icon);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, color 0.15s;
  border-radius: 6px;
}
.sidebar-btn:hover {
  background: transparent;
  color: var(--sidebar-icon-hover);
}
.sidebar-btn.active {
  background: transparent;
  color: var(--sidebar-active);
}
.sidebar-btn.active::before {
  content: '';
  position: absolute;
  left: -8px;
  top: 25%;
  bottom: 25%;
  width: 2px;
  background: var(--sidebar-active);
  border-radius: 1px;
}

.sidebar-group .sidebar-btn {
  width: 32px;
  height: 32px;
  border-radius: 6px;
}
.sidebar-group .sidebar-btn:hover { 
  background: rgba(128,128,128,0.15); 
  color: var(--sidebar-icon-hover);
}
.sidebar-group .sidebar-btn.active { 
  background: rgba(128,128,128,0.15); 
  color: var(--accent); 
}
.sidebar-group .sidebar-btn.active::before { display: none; }

/* ---------- Export popover ---------- */
.export-popover {
  position: absolute;
  bottom: 0;
  left: 100%;
  margin-left: 8px;
  background: var(--popover-bg);
  border: 1px solid var(--popover-border);
  border-radius: 6px;
  padding: 4px;
  min-width: 170px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.35);
  display: none;
  z-index: 200;
}
.export-popover.open { display: block; }

.export-popover button {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 8px 12px;
  background: transparent;
  color: var(--popover-text);
  border: none;
  cursor: pointer;
  border-radius: 4px;
  text-align: left;
  font-size: 13px;
  font-family: inherit;
}
.export-popover button:hover { background: var(--popover-hover); }
.export-popover svg { width: 16px; height: 16px; }

/* ---------- Main content ---------- */
.main-content {
  flex: 1;
  overflow: hidden;
  position: relative;
  background: var(--bg);
  display: flex;
}

.main-content:not(.mode-split) .view {
  position: absolute;
  inset: 0;
  display: none;
  overflow: auto;
}
.main-content:not(.mode-split).view-code-active .view-code,
.main-content:not(.mode-split).view-sim-active .view-sim,
.main-content:not(.mode-split).view-settings-active .view-settings {
  display: block;
}

.main-content.mode-split .view {
  position: relative;
  inset: auto;
  flex: 1 1 0;
  height: 100%;
  display: none;
  overflow: auto;
}
.main-content.mode-split.view-settings-active .view-settings {
  display: block;
  position: absolute;
  inset: 0;
  flex: none;
  width: 100%;
}
.main-content.mode-split.view-code-active .view-code,
.main-content.mode-split.view-code-active .view-sim,
.main-content.mode-split.view-sim-active .view-code,
.main-content.mode-split.view-sim-active .view-sim {
  display: block;
}
.main-content.mode-split .split-resizer {
  display: block;
  width: 4px;
  background: var(--border);
  cursor: col-resize;
  flex: 0 0 4px;
  z-index: 10;
}
.main-content:not(.mode-split) .split-resizer {
  display: none;
}

/* ---------- Code view (Monaco) ---------- */
#view-code { padding: 0; }
#monaco-container { width: 100%; height: 100%; }

.src { display: none !important; }
.options, .quick-actions { display: none !important; }

/* ---------- Sim view ---------- */
#view-sim {
  padding: 20px;
  width: 100%;
  background: var(--bg);
  overflow: auto;
  position: relative;
}
.results { width: 100%; }
.sim-refresh-btn {
  position: fixed;
  top: 16px;
  right: 24px;
  z-index: 50;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
  transition: background 0.2s, color 0.2s;
}
.sim-refresh-btn:hover {
  background: var(--sidebar-hover);
  color: var(--sidebar-icon-hover);
}

/* ---------- Tooltip Overflow Fix ---------- */
.result-outer .tooltip .tooltiptext {
    top: auto !important;
    bottom: 125% !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    white-space: nowrap !important;
    max-width: none !important;
}
.result-outer .tooltip .tooltiptext::after {
    top: 100% !important;
    left: 50% !important;
    margin-left: -5px !important;
    border-color: #555 transparent transparent transparent !important;
}

/* ---------- Settings view ---------- */
#view-settings {
  padding: 32px;
  background: var(--bg);
  overflow-y: auto;
}
.settings-container { max-width: 800px; margin: 0 auto; }
.settings-container h1 {
  margin-top: 0;
  margin-bottom: 24px;
  color: var(--text);
  font-size: 28px;
  font-weight: 300;
}
.setting-section {
  background: var(--card-bg);
  padding: 24px;
  border-radius: 8px;
  margin-bottom: 20px;
  border: 1px solid var(--border);
}
.setting-section h2 {
  margin: 0 0 16px 0;
  color: var(--text);
  font-size: 16px;
  font-weight: 600;
}
.setting-row {
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.setting-row:first-child { padding-top: 0; }
.setting-row:last-child  { border-bottom: none; padding-bottom: 0; }

.setting-info {
  flex: 1;
}
.setting-label {
  display: block;
  color: var(--text);
  font-weight: 500;
  font-size: 14px;
  margin-bottom: 4px;
}
.setting-desc {
  margin: 0;
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ---------- Toggle Switch ---------- */
.toggle {
  position: relative;
  display: inline-block;
  width: 36px;
  height: 20px;
  flex-shrink: 0;
}
.toggle input { display: none; }
.toggle .slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background-color: #5a5a5a;
  border-radius: 20px;
  transition: .3s;
}
.toggle .slider:before {
  position: absolute;
  content: "";
  height: 14px;
  width: 14px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  border-radius: 50%;
  transition: .3s;
}
.toggle input:checked + .slider {
  background-color: var(--accent);
}
.toggle input:checked + .slider:before {
  transform: translateX(16px);
}

/* ---------- Theme picker ---------- */
.theme-picker {
  display: flex;
  gap: 16px;
  margin-top: 8px;
}
.theme-option { cursor: pointer; display: block; }
.theme-option input[type="radio"] { display: none; }
.theme-card {
  border: 2px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  transition: border-color 0.15s;
  background: var(--card-bg);
}
.theme-option input[type="radio"]:checked + .theme-card {
  border-color: var(--accent);
}
.theme-preview {
  width: 120px;
  height: 70px;
  border-radius: 4px;
  border: 1px solid var(--border);
}
.theme-preview.light { background: linear-gradient(135deg, #ffffff 50%, #f4f4f4 50%); }
.theme-preview.dark  { background: linear-gradient(135deg, #1e1e1e 50%, #2c2c2c 50%); }
.theme-preview.hollyhock { background: linear-gradient(135deg, #1f2325 50%, #00dc68 50%); }
.theme-card span {
  font-size: 13px;
  color: var(--text);
  font-weight: 500;
}

/* ---------- Preview table ---------- */
.settings-preview {
  margin-top: 8px;
  overflow-x: auto;
  background: var(--card-bg);
  padding: 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
}
.preview-table {
  border-collapse: separate;
  border-spacing: 0;
  font-family: monospace;
  font-size: 13px;
  white-space: nowrap;
}
.preview-table td {
  border: 1px solid var(--table-border);
  padding: 5px 10px;
  text-align: center;
  min-width: 3em;
}
.preview-table td:first-child { text-align: left; font-weight: bold; }
.preview-table tr:first-child td { font-weight: bold; text-align: center; }

.preview-table td.stall { background-color: #804020; color: wheat; }
body.theme-dark .preview-table td.stall { background-color: #bd3809; color: #fff; }
body.theme-hollyhock .preview-table td.stall { background-color: #e74c3c; color: #fff; }
body.plain-format .preview-table td.stall { color: transparent; background-color: transparent; }

.preview-table td.lock { outline: 3px solid black; outline-offset: -3px; }
body.theme-dark .preview-table td.lock,
body.theme-hollyhock .preview-table td.lock { outline-color: #cccccc; }

.preview-table td.full { background-color: #20A040; color: wheat; }
body.theme-dark .preview-table td.full { background-color: #2ea043; color: #fff; }
body.theme-hollyhock .preview-table td.full { background-color: #00dc68; color: #003719; }
body.plain-format .preview-table td.full { background-color: transparent; color: inherit; }

body.less-borders .preview-table td { border-color: transparent; }

/* ---------- Dark/Hollyhock overrides for sim.js-generated tables ---------- */
body.theme-dark td, body.theme-hollyhock td { border-color: var(--table-border) !important; }
body.theme-dark tr:nth-child(even), body.theme-hollyhock tr:nth-child(even),
body.theme-dark tr:nth-child(even) td, body.theme-hollyhock tr:nth-child(even) td {
  background-color: var(--table-even) !important;
}
body.theme-dark tr:nth-child(odd), body.theme-hollyhock tr:nth-child(odd),
body.theme-dark tr:nth-child(odd) td, body.theme-hollyhock tr:nth-child(odd) td {
  background-color: var(--table-odd) !important;
}
body.theme-dark tr:nth-child(even) td.current, body.theme-hollyhock tr:nth-child(even) td.current { background-color: #3a3a3a !important; }
body.theme-dark tr:nth-child(odd)  td.current, body.theme-hollyhock tr:nth-child(odd)  td.current { background-color: #2c2c2c !important; }

body.theme-dark:not(.plain-format) td.full { background-color: #2ea043 !important; color: #fff !important; }
body.theme-hollyhock:not(.plain-format) td.full { background-color: #00dc68 !important; color: #003719 !important; }
body.theme-dark:not(.plain-format) td.stall { background-color: #bd3809 !important; color: #fff !important; }
body.theme-hollyhock:not(.plain-format) td.stall { background-color: #e74c3c !important; color: #fff !important; }

body.theme-dark .tooltip .tooltiptext, body.theme-hollyhock .tooltip .tooltiptext { background-color: #555; }
body.theme-dark.less-borders td, body.theme-hollyhock.less-borders td { border-color: transparent !important; }

/* ---------- About Section ---------- */
.about-text p {
  margin: 0 0 12px 0;
  color: var(--text);
  line-height: 1.5;
}
.about-text a {
  color: var(--accent);
  text-decoration: none;
}
.about-text a:hover {
  text-decoration: underline;
}
.about-links {
  display: flex;
  gap: 12px;
  margin-top: 16px;
  flex-wrap: wrap;
}
.about-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  text-decoration: none;
  font-size: 13px;
  transition: background 0.15s, border-color 0.15s;
}
.about-link-btn:hover {
  background: var(--sidebar-hover);
  border-color: var(--accent);
  color: var(--accent);
}
.about-link-btn svg {
  width: 16px;
  height: 16px;
}

/* ---------- GitHub style copy-link button ---------- */
h2, h3 {
  position: relative;
}
.copy-link {
  border-radius: var(--borderRadius-medium);
  opacity: 0;
  justify-content: center;
  align-items: center;
  width: 28px;
  height: 28px;
  margin: auto;
  display: inline-flex;
  position: relative;
  top: 50%;
  left: auto;
  right: 6px; /* Put it to the right */
  transform: translateY(-5%);
  background: transparent;
  color: var(--text-muted);
  border: none;
  cursor: pointer;
  font-size: 14px;
  transition: opacity 0.2s, color 0.2s;
}
h2:hover .copy-link, h3:hover .copy-link {
  opacity: 1;
}
.copy-link:hover {
  background: transparent;
  color: var(--text);
}
.copy-link.copied {
  opacity: 1 !important;
  background: transparent;
  color: var(--accent);
}

/* ---------- Error indicator ---------- */
body.error .main-content::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 4px solid #d83b01;
  pointer-events: none;
  z-index: 50;
}

/* ---------- Toast ---------- */
#toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: #333;
  color: #fff;
  padding: 10px 20px;
  border-radius: 6px;
  font-size: 13px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  z-index: 1000;
}
#toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ---------- Print ---------- */
@media print {
  .sidebar, #view-code, #view-settings, #toast, .split-resizer, .sim-refresh-btn { display: none !important; }
  .app { display: block; height: auto; }
  .main-content { position: static; overflow: visible; display: block; }
  .view { position: static; display: none; }
  #view-sim { display: block !important; padding: 0; }
  body { background: white !important; color: black !important; }
  body.error .main-content::after { display: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 600px) {
  #view-settings { padding: 16px; }
  .settings-container h1 { font-size: 22px; }
  .theme-picker { flex-wrap: wrap; }
  .main-content.mode-split .view { flex: 1 1 100% !important; width: 100% !important; height: 50%; }
  .main-content.mode-split { flex-direction: column; }
  .main-content.mode-split .split-resizer { width: 100%; height: 4px; cursor: row-resize; }
}

/* Fixes */
.results table {
    margin-top: 0.25em;
    margin-bottom: 0.25em;
}

@media screen and (max-width: 600px) {
    .result-outer {
        overflow-x: auto;
    }
}

@media screen and (min-width: 600px) {
    .result {
        overflow-x: auto;
    }
}