@import url('https://fonts.googleapis.com/css2?family=Atkinson+Hyperlegible:wght@400;700&family=Atkinson+Hyperlegible+Mono&family=STIX+Two+Text&display=swap');

@import url('https://fonts.googleapis.com/css2?family=Roboto+Serif:ital,opsz,wght@0,8..144,100..900;1,8..144,100..900&display=swap');

/* =========================================
   ROOT VARIABLES + ICONS + COLORS + COMPLETE SYSTEM
   (Merged from Obsidian + Calc2 + Glossary + Hover)
   ========================================= */

:root {
  --callout-information: 204,121,167;
  --callout-action: 230,159,0;
  --callout-resolution: 0,158,115;

  --callout-alert: 215,38,61;
  --callout-meta: 51,34,136;

  --callout-info-action: 217,140,84;
  --callout-info-resolution: 102,140,141;
  --callout-action-resolution: 115,158,58;
  --callout-all: 145,146,94;

  --callout-coffee: 150,110,80;
}

.theme-dark {
  --callout-information: 240,170,210;
  --callout-action: 255,200,90;
  --callout-resolution: 80,220,160;
  --callout-alert: 255,200,100;
  --callout-meta: 140,210,255;

  --callout-info-action: 245,180,130;
  --callout-info-resolution: 150,200,200;
  --callout-action-resolution: 170,210,110;
  --callout-all: 200,200,140;
  --callout-coffee: 190,150,120;
}

/* =========================================
   ICON VARIABLES (Lucide-based, already defined)
   ========================================= */

:root {
  --icon-coffee: url("../icons/coffee.svg");
  --icon-bike: url("../icons/bike.svg");
  --icon-info: url("../icons/info.svg");
  --icon-navigation: url("../icons/navigation.svg");
  --icon-octagon-x: url("../icons/octagon-x.svg");
  --icon-blocks: url("../icons/blocks.svg");
  --icon-landmark: url("../icons/landmark.svg");

  --icon-book: url("../icons/book.svg");
  --icon-book-marked: url("../icons/book-marked.svg");
  --icon-book-open-text: url("../icons/book-open-text.svg");
  --icon-book-search: url("../icons/book-search.svg");
  --icon-scan-eye: url("../icons/scan-eye.svg");

  --icon-hat-glasses: url("../icons/hat-glasses.svg");
  --icon-dumbbell: url("../icons/dumbbell.svg");
  --icon-flame-kindling: url("../icons/flame-kindling.svg");
  --icon-list-todo: url("../icons/list-todo.svg");

  --icon-compass: url("../icons/compass.svg");
  --icon-map: url("../icons/map.svg");
  --icon-map-pinned: url("../icons/map-pinned.svg");
  --icon-map-pin: url("../icons/map-pin.svg");
  --icon-puzzle: url("../icons/puzzle.svg");
  --icon-waypoints: url("../icons/waypoints.svg");

  --icon-bookmark: url("../icons/bookmark.svg");
  --icon-library-big: url("../icons/library-big.svg");
  --icon-telescope: url("../icons/telescope.svg");

  --icon-spotlight: url("../icons/spotlight.svg");
  --icon-paperclip: url("../icons/paperclip.svg");
  --icon-luggage: url("../icons/luggage.svg");

  --icon-messages-square: url("../icons/messages-square.svg");

  --icon-triangle-alert: url("../icons/triangle-alert.svg");
  --icon-octagon-alert: url("../icons/octagon-alert.svg");

  --icon-megaphone: url("../icons/megaphone.svg");

  --icon-message-circle-question-mark: url("../icons/message-circle-question-mark.svg");
  --icon-flag: url("../icons/flag.svg");
  --icon-quote: url("../icons/quote.svg");
}


/* =========================================
   BASE PAGE
   ========================================= */

html {
  font-family: 'Atkinson Hyperlegible', Arial, sans-serif;
  line-height: 1.65;
  background: #f8f9fb;
  color: #222;
}

body {
  max-width: 750px;
  margin: auto;
  padding: 2rem;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Roboto Serif', Georgia, serif;
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* =========================================
   CALLOUT COLOR ASSIGNMENT
   ========================================= */

.callout[data-callout="note"] { --callout-color: var(--callout-coffee); }
.callout[data-callout="strategy"],
.callout[data-callout="tip"],
.callout[data-callout="caution"],
.callout[data-callout="remark"] { --callout-color: var(--callout-meta); }

.callout[data-callout="discuss"],
.callout[data-callout="announcement"],
.callout[data-callout="warning"] { --callout-color: var(--callout-alert); }

.callout[data-callout="done"] { --callout-color: var(--callout-resolution); }

.callout[data-callout="todo"],
.callout[data-callout="exercise"],
.callout[data-callout="warmup"] { --callout-color: var(--callout-action); }

.callout[data-callout="info"],
.callout[data-callout="notation"],
.callout[data-callout="definition"],
.callout[data-callout="fact"],
.callout[data-callout="quote"] { --callout-color: var(--callout-information); }

.callout[data-callout="hint"],
.callout[data-callout="preview"],
.callout[data-callout="goals"] { --callout-color: var(--callout-info-resolution); }

.callout[data-callout="corollary"],
.callout[data-callout="proposition"],
.callout[data-callout="example"],
.callout[data-callout="recall"] { --callout-color: var(--callout-info-action); }

.callout[data-callout="steps"],
.callout[data-callout="experiment"],
.callout[data-callout="investigate"],
.callout[data-callout="assemble"],
.callout[data-callout="waypoint"],
.callout[data-callout="waypoints"],
.callout[data-callout="prompt"] { --callout-color: var(--callout-action-resolution); }

.callout[data-callout="solution"],
.callout[data-callout="theorem"],
.callout[data-callout="answer"],
.callout[data-callout="visual"] { --callout-color: var(--callout-all); }

/* =========================================
   BASE CALLOUT
   ========================================= */

.callout {
  --callout-intensity: 0.12;
  --callout-border-width: 4px;

  border-left: var(--callout-border-width) solid rgb(var(--callout-color));
  border-radius: 8px;
  overflow: hidden; /* ✅ prevents bleed */
  background: rgba(var(--callout-color), var(--callout-intensity));
  margin: 1em 0;
}

.callout-content { padding: 0.6em 0.9em 0.8em; }
.callout .callout { margin: 0.75em 0; }

/* =========================================
   TITLE
   ========================================= */

.callout-icon {
  width: 0 !important;
  min-width: 0 !important;
  overflow: hidden !important;
}

.callout-title {
  display: flex !important;
  align-items: center !important;
  gap: 0.1em !important;
  padding: 0.5em 0.5em 0.5em 0.35em !important;
  background: rgba(var(--callout-color), 0.22) !important;
  font-weight: 600 !important;

  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
}

.callout-title::before {
  content: "";
  display: inline-block;

  width: 1.1em;
  height: 1.1em;
  flex-shrink: 0;

  background-image: var(--icon, var(--icon-coffee));
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;

  transform: translateY(-1px);
}

/* =========================================
   INTENSITY TIERS (FULL)
   ========================================= */

.callout[data-callout="strategy"],
.callout[data-callout="tip"],
.callout[data-callout="hint"],
.callout[data-callout="remark"] {
  --callout-intensity: 0.08;
  --callout-border-width: 2px;
}

.callout[data-callout="notation"],
.callout[data-callout="fact"],
.callout[data-callout="proposition"],
.callout[data-callout="note"],
.callout[data-callout="answer"],
.callout[data-callout="info"],
.callout[data-callout="definition"],
.callout[data-callout="todo"],
.callout[data-callout="corollary"],
.callout[data-callout="quote"],
.callout[data-callout="example"],
.callout[data-callout="steps"],
.callout[data-callout="visual"],
.callout[data-callout="exercise"],
.callout[data-callout="goals"],
.callout[data-callout="recall"],
.callout[data-callout="preview"] {
  --callout-intensity: 0.14;
  --callout-border-width: 3px;
}

.callout[data-callout="waypoint"],
.callout[data-callout="waypoints"],
.callout[data-callout="experiment"],
.callout[data-callout="prompt"],
.callout[data-callout="investigate"],
.callout[data-callout="announcement"],
.callout[data-callout="discuss"],
.callout[data-callout="theorem"],
.callout[data-callout="caution"],
.callout[data-callout="solution"] {
  --callout-intensity: 0.22;
  --callout-border-width: 4px;
}

.callout[data-callout="warning"],
.callout[data-callout="assemble"],
.callout[data-callout="done"] {
  --callout-intensity: 0.26;
  --callout-border-width: 4.5px;
}

/* =========================================
   GLOSSARY INLINE
   ========================================= */

mark {
  --def-color: var(--callout-information);
  background: rgba(var(--def-color), 0.25) !important;
  border-bottom: 1px solid rgba(var(--def-color), 0.85);
}

/* Remove base mark styling when it contains a glossary */
mark:has(> span.glossary) {
  background: none !important;
  border-bottom: none !important;
}

/* Target glossary span instead of internal link like in Obsidian CSS */
mark > span.glossary {
  cursor: help;
  text-decoration: none !important;
  background: rgba(var(--def-color), 0.25) !important;
  border-left: 3px solid rgba(var(--callout-information), 1);
  padding-right: 2px;
  border-bottom: 
}

/* Hover effect */
mark > span.glossary:hover {
  border-bottom: 2px solid rgba(var(--callout-information), 1);
}


/* =========================================
   GLOSSARY EMBEDS
   ========================================= */

.internal-embed.inline-embed[src*="Glossary"] {
  display: block !important;
  width: 100%;
}

.internal-embed[src*="Glossary"] {
  margin: 0.9em 0 !important;
}

/* =========================================
   HOVER
   ========================================= */

.popover .callout-content { display: block !important; }
.popover .callout-fold { display: none !important; }

/* =========================================
   ICON ASSIGNMENT (SAFE LAST LAYER)
   ========================================= */

/* Knowledge */

.callout[data-callout="info"] { --icon: var(--icon-info); }
.callout[data-callout="notation"] { --icon: var(--icon-book-type); }

.glossary-popup[data-type="fact"] { 
  --icon: var(--icon-book); }
.callout[data-callout="fact"] { 
  --icon: var(--icon-book); }

.glossary-popup[data-type="definition"] {
  --icon: var(--icon-book-marked); }
.callout[data-callout="definition"] {
  --icon: var(--icon-book-marked); }

.callout[data-callout="answer"],
.callout[data-callout="proposition"],
.callout[data-callout="corollary"] {
  --icon: var(--icon-library-big);
}

.glossary-popup[data-type="theorem"] {
  --icon: var(--icon-book-search); }
.callout[data-callout="theorem"] {
  --icon: var(--icon-book-search); }

/* Representation */

.callout[data-callout="visual"] { --icon: var(--icon-scan-eye); }
.callout[data-callout="example"] { --icon: var(--icon-landmark); }

/* Navigation */

.callout[data-callout="hint"] { --icon: var(--icon-compass); }
.callout[data-callout="steps"] { --icon: var(--icon-map); }
.callout[data-callout="assemble"] { --icon: var(--icon-puzzle); }
.callout[data-callout="solution"] { --icon: var(--icon-map); }
.callout[data-callout="done"] { --icon: var(--icon-map-pinned); }

/* Action */

.callout[data-callout="experiment"] { --icon: var(--icon-hat-glasses); }

.callout[data-callout="waypoint"],
.callout[data-callout="waypoints"] {
  --icon: var(--icon-waypoints);
}

.callout[data-callout="exercise"] { --icon: var(--icon-bike); }
.callout[data-callout="warmup"] { --icon: var(--icon-flame-kindling); }
.callout[data-callout="todo"] { --icon: var(--icon-list-todo); }
.callout[data-callout="prompt"] { --icon: var(--icon-message-circle-question-mark); }

/* Meta */

.callout[data-callout="strategy"] { --icon: var(--icon-luggage); }
.callout[data-callout="tip"] { --icon: var(--icon-navigation); }
.callout[data-callout="remark"] { --icon: var(--icon-paperclip); }
.callout[data-callout="quote"] { --icon: var(--icon-quote); }

/* Temporal */

.callout[data-callout="recall"] { --icon: var(--icon-bookmark); }
.callout[data-callout="preview"] { --icon: var(--icon-telescope); }

/* Warnings */

.callout[data-callout="caution"] { --icon: var(--icon-triangle-alert); }
.callout[data-callout="warning"] { --icon: var(--icon-octagon-x); }

/* Announcement */

.callout[data-callout="announcement"] { --icon: var(--icon-megaphone); }

/* Structure */

.callout[data-callout="goals"] { --icon: var(--icon-map-pin); }
.callout[data-callout="discuss"] { --icon: var(--icon-messages-square); }

/* Note */

.callout[data-callout="note"] { --icon: var(--icon-coffee); }

/* fallback */
[data-type] {
  --icon: var(--icon-coffee);
}



/* =========================
   Anchor (positioning context)
========================= */

.glossary-anchor {
  position: relative;
  display: inline-block;
}

/* =========================
   Glossary term
========================= */

.glossary {
  cursor: help;
  border-bottom: 1px dotted currentColor;
  padding: 0 0 0 .2em;
  border: 1px solid rgba(0, 0, 0, 0.15);
  border-left: 3px solid rgb(var(--popup-color));
  border-radius: 8px;
}




/* =========================
   Popup
========================= */


.glossary-popup {
  --popup-color: var(--callout-information);
}

.glossary-popup[data-type="definition"] {
  --popup-color: var(--callout-information);
}

.glossary-popup[data-type="theorem"] {
  --popup-color: var(--callout-all);
}

.glossary-popup[data-type="fact"] {
  --popup-color: var(--callout-information);
}

.glossary-popup {
  display: none;
  position: absolute;

  top: 1.6em;
  left: 0;

  z-index: 1000;

  /* ✅ FIX: use rgb() since variable is "R,G,B" */
  background-color: color-mix(in srgb, rgb(var(--popup-color)) 25%, white);

  /* card styling */
  border: 1px solid rgba(0, 0, 0, 0.15);
  border-left: 3px solid rgb(var(--popup-color));
  border-radius: 8px;

/*  padding: 0.6em 0.8em; */


  padding: 0;   /* ✅ changed */
  overflow: hidden; /* ✅ ensures rounded corners clip title */


  /* sizing */
  width: max-content;
  max-width: 320px;

  /* text */
  font-size: 0.9em;
  line-height: 1.4;

  /* depth */
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.18);

  /* animation */
  opacity: 0;
  transform: translateY(6px);
  pointer-events: none;

  transition: opacity 0.18s ease, transform 0.18s ease;
}


/* =========================
   Show on hover
========================= */

.glossary-anchor:hover .glossary-popup {
  display: block;
  opacity: 1;
  transform: translateY(5px);
  pointer-events: auto;
}

/* =========================
   Arrow
========================= */

/*
.glossary-popup::before {
  content: "";
  position: absolute;

  top: -6px;
  left: 12px;

  width: 10px;
  height: 10px;

  background-color: rgb(var(--callout-information));

  transform: rotate(45deg);

  border-left: 1px solid rgba(0, 0, 0, 0.15);
  border-top: 1px solid rgba(0, 0, 0, 0.15);
} */

/* =========================
   Math tuning
========================= */

.glossary-popup math {
  font-size: 0.95em;
}

math[display="block"] {
  display: block;
  margin: 0.7em 0;
  padding: 0.01px 0; /* tiny padding prevents collapse */
  font-size: 1.10em;
}

/* =========================
   Highlight inside popup
========================= */

.glossary-popup mark {
  background: rgba(255, 230, 120, 0.6);
  padding: 0 0.1em;
  border-radius: 2px;
}

/* =========================
   Pinned (floating mode)
========================= */

.glossary-anchor.pinned .glossary-popup {
  display: block;
  opacity: 1;
  transform: none;
  pointer-events: auto;

  position: fixed;   /* ✅ key for dragging */
  top: 100px;
  left: 100px;

  cursor: grab;
}

/* while dragging */
.glossary-popup.dragging {
  cursor: grabbing;
  transition: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.callout img {
  margin: 0.5em 0;
  border-radius: 6px;
}


/* =========================
   Popup Title Bar
========================= */

.glossary-popup-title {
  display: flex;
  align-items: center;
  gap: 0.1em;

  padding: 0.45em 0.55em 0.45em 0.4em;

  font-weight: 600;

  /* match callout look */
  background: rgba(var(--popup-color), 0.22);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
}

/* optional icon support (mirrors callout) */
.glossary-popup-title::before {
  content: "";

  width: 1em;
  height: 1em;
  flex-shrink: 0;

  background-image: var(--icon, var(--icon-coffee));
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  opacity: 0.9;

  transform: translateY(-1px);
}

/* =========================
   Popup Body
========================= */

.glossary-popup-body {
  display: inline-block;
  padding: 0.5em 0.7em 0.65em 0em;
  margin-left: .4em; /* align with title text, not icon */
}

/* =========================
   Restore arrows on details
========================= */

/* Remove default browser marker */
details summary {
  list-style: none;
  cursor: pointer;
}

details summary::-webkit-details-marker {
  display: none;
}

/* Make title layout work with arrow */
details summary.callout-title {
  display: flex;
  align-items: center;
  justify-content: space-between; /* key */
}

/* Arrow */
details summary.callout-title::after {
  content: "";
  
  width: 0.4em;
  height: 0.4em;

  border-right: 2px solid rgb(var(--callout-color));
  border-bottom: 2px solid rgb(var(--callout-color));

  transform-origin: center;
  transform: rotate(45deg);
  transition: transform 0.2s ease;
  opacity: 0.7;

  
  margin-left: auto;   /* ✅ this is the key fix */
  flex-shrink: 0;
}

/* Open state */
details[open] summary.callout-title::after {
  transform: rotate(135deg);
}

.callout details summary.callout-title::after {
  transform: rotate(45deg);
}

.callout details[open] > summary.callout-title::after {
  transform: rotate(135deg);
}

/* Code blocks + inline code */

pre {
  padding: 1em;
  border-radius: 8px;
  overflow-x: auto;
}

code,
pre {
  --code-background: #1a1a1a;
  --code-normal: #dddddd;
  --code-comment: #a0a0a0;
  --code-keyword: #ff79c6;
  --code-string: #50fa7b;

  padding: 0.2em 0.4em;
  border-radius: 4px;

  background-color: var(--code-background);
  color: var(--code-normal);
}