/*
 * css/styles.css
 * Overrides on top of Bootstrap 5.3. The palette comes from a monitoring-dashboard look:
 * lime green for actions and toggles, a legend-style color for each category, and charcoal
 * panels in dark mode. Every text color meets WCAG AA (4.5:1) and every color used only as
 * a marker meets 3:1, in both themes.
 */

/* ---------- Theme tokens ---------- */

/* Light theme: white page, lime accent darkened for readable text. */
:root,
[data-bs-theme="light"] {
  --lime: #8cc63f;            /* solid buttons and switch track (paired with dark text) */
  --lime-hover: #7cb32f;
  --accent: #3f7a0a;          /* lime-family text and links on white (5.3:1) */
  --accent-hover: #2f5c07;
  --accent-rgb: 63, 122, 10;
  --on-lime: #141414;
  --bs-primary: var(--accent);
  --bs-primary-rgb: var(--accent-rgb);
  --bs-link-color: var(--accent);
  --bs-link-color-rgb: var(--accent-rgb);
  --bs-link-hover-color: var(--accent-hover);
  --bs-link-hover-color-rgb: 47, 92, 7;
  --bs-focus-ring-color: rgba(var(--accent-rgb), 0.45);
  --page-bg: #f5f6f3;
  --panel-bg: #ffffff;
  --verified-bg: #e8f3da;
  --verified-fg: #2f5c07;

  /* Category colors (text-safe on white). */
  --cat-frontend: #9b3fd0;
  --cat-backend: #2f62d6;
  --cat-testing: #1a7a61;
  --cat-debugging: #c02e6e;
  --cat-security: #c94a2c;
  --cat-devops: #965e0a;
  --cat-git: #437a0d;
  --cat-data: #1a7fa3;
  --cat-docs: #5b4bd8;
  --cat-productivity: #7a7a12;
  --cat-refactoring: #8a5a2b;
  --cat-codegen: #a3438f;
  --cat-default: #6c757d;
}

/* Dark theme: neutral charcoal panels like the reference, brighter legend colors. */
[data-bs-theme="dark"] {
  --lime: #8cc63f;
  --lime-hover: #9fd457;
  --accent: #8cc63f;          /* 8:1 on the charcoal panels */
  --accent-hover: #a8da66;
  --accent-rgb: 140, 198, 63;
  --on-lime: #141414;
  --bs-body-bg: #141414;
  --bs-body-bg-rgb: 20, 20, 20;
  --bs-body-color: #e6e6e6;
  --bs-body-color-rgb: 230, 230, 230;
  --bs-secondary-color: rgba(230, 230, 230, 0.72);
  --bs-tertiary-bg: #262626;
  --bs-secondary-bg: #2a2a2a;
  --bs-border-color: #333333;
  --bs-primary: var(--accent);
  --bs-primary-rgb: var(--accent-rgb);
  --bs-link-color: var(--accent);
  --bs-link-color-rgb: var(--accent-rgb);
  --bs-link-hover-color: var(--accent-hover);
  --bs-link-hover-color-rgb: 168, 218, 102;
  --bs-focus-ring-color: rgba(var(--accent-rgb), 0.5);
  --page-bg: #141414;
  --panel-bg: #1e1e1e;
  --verified-bg: #2a3a17;
  --verified-fg: #a8da66;

  --cat-frontend: #c07cf0;
  --cat-backend: #6f9bff;
  --cat-testing: #4fc4a2;
  --cat-debugging: #ec6aa3;
  --cat-security: #f2805f;
  --cat-devops: #f0b44a;
  --cat-git: #9bd34f;
  --cat-data: #55c3e8;
  --cat-docs: #9d92ff;
  --cat-productivity: #d4d45a;
  --cat-refactoring: #d09a64;
  --cat-codegen: #dc86cc;
  --cat-default: #a3a3a3;
}

/* ---------- Category color mapping (set by data-category in js/app.js) ---------- */

[data-category] { --cat: var(--cat-default); }
[data-category="Frontend"] { --cat: var(--cat-frontend); }
[data-category="Backend"] { --cat: var(--cat-backend); }
[data-category="Testing"] { --cat: var(--cat-testing); }
[data-category="Debugging"] { --cat: var(--cat-debugging); }
[data-category="Security"] { --cat: var(--cat-security); }
[data-category="DevOps"] { --cat: var(--cat-devops); }
[data-category="Git/Version Control"] { --cat: var(--cat-git); }
[data-category="Data"] { --cat: var(--cat-data); }
[data-category="Documentation"] { --cat: var(--cat-docs); }
[data-category="Productivity"] { --cat: var(--cat-productivity); }
[data-category="Refactoring"] { --cat: var(--cat-refactoring); }
[data-category="Code Generation"] { --cat: var(--cat-codegen); }

/* Plugin categories (plugins.html) reuse the same palette. Location and Other stay grey. */
[data-category="Development"] { --cat: var(--cat-backend); }
[data-category="Design"] { --cat: var(--cat-frontend); }
[data-category="Database"] { --cat: var(--cat-data); }
[data-category="Monitoring"] { --cat: var(--cat-debugging); }
[data-category="Deployment"] { --cat: var(--cat-devops); }
[data-category="Migration"] { --cat: var(--cat-refactoring); }
[data-category="Automation"] { --cat: var(--cat-git); }
[data-category="Learning"] { --cat: var(--cat-docs); }
[data-category="Math"] { --cat: var(--cat-codegen); }

/* ---------- Page ---------- */

body {
  background: var(--page-bg);
  line-height: 1.6;
}

.site-header {
  background: var(--panel-bg);
}

.ranking-note {
  background: var(--panel-bg);
}

/* Skills / Plugins navigation: the current page gets a lime underline. */
.catalog-nav {
  --bs-nav-link-color: var(--bs-secondary-color);
  --bs-nav-link-hover-color: var(--bs-body-color);
  --bs-nav-underline-link-active-color: var(--bs-body-color);
  font-weight: 600;
}

.catalog-nav .nav-link.active {
  border-bottom-color: var(--lime);
}

/* ---------- Buttons ---------- */

/* Solid lime buttons with dark text (9:1), as in the reference "Add node" button. */
.btn-primary {
  --bs-btn-color: var(--on-lime);
  --bs-btn-bg: var(--lime);
  --bs-btn-border-color: var(--lime);
  --bs-btn-hover-color: var(--on-lime);
  --bs-btn-hover-bg: var(--lime-hover);
  --bs-btn-hover-border-color: var(--lime-hover);
  --bs-btn-active-color: var(--on-lime);
  --bs-btn-active-bg: var(--lime-hover);
  --bs-btn-active-border-color: var(--lime-hover);
  --bs-btn-focus-shadow-rgb: var(--accent-rgb);
  font-weight: 600;
}

.btn-outline-primary {
  --bs-btn-color: var(--accent);
  --bs-btn-border-color: var(--accent);
  --bs-btn-hover-color: var(--on-lime);
  --bs-btn-hover-bg: var(--lime);
  --bs-btn-hover-border-color: var(--lime);
  --bs-btn-active-color: var(--on-lime);
  --bs-btn-active-bg: var(--lime);
  --bs-btn-active-border-color: var(--lime);
  --bs-btn-focus-shadow-rgb: var(--accent-rgb);
}

/* Neutral outline buttons: Bootstrap's grey (#6c757d) is below 4.5:1 on dark and tinted backgrounds. */
.btn-outline-secondary {
  --bs-btn-color: var(--bs-body-color);
  --bs-btn-border-color: var(--bs-secondary-color);
  --bs-btn-hover-color: var(--bs-body-bg);
  --bs-btn-hover-bg: var(--bs-body-color);
  --bs-btn-hover-border-color: var(--bs-body-color);
  --bs-btn-active-color: var(--bs-body-bg);
  --bs-btn-active-bg: var(--bs-body-color);
  --bs-btn-active-border-color: var(--bs-body-color);
}

/* ---------- Form controls ---------- */

.form-control,
.form-select {
  background-color: var(--panel-bg);
}

/* Bootstrap compiles its blue focus glow, so restate it with the accent (>= 3:1). */
.form-control:focus,
.form-select:focus,
.form-check-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 0.25rem rgba(var(--accent-rgb), 0.45);
}

/* Switch: visible border and thumb when off; lime track with a dark thumb when on (like the reference). */
.form-switch .form-check-input {
  border-color: var(--bs-secondary-color);
  --bs-form-switch-bg: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='-4 -4 8 8'%3e%3ccircle r='3' fill='%236c757d'/%3e%3c/svg%3e");
}

.form-switch .form-check-input:focus {
  --bs-form-switch-bg: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='-4 -4 8 8'%3e%3ccircle r='3' fill='%236c757d'/%3e%3c/svg%3e");
}

[data-bs-theme="dark"] .form-switch .form-check-input:not(:checked):not(:focus),
[data-bs-theme="dark"] .form-switch .form-check-input:not(:checked):focus {
  --bs-form-switch-bg: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='-4 -4 8 8'%3e%3ccircle r='3' fill='%23adb5bd'/%3e%3c/svg%3e");
}

.form-check-input:checked {
  background-color: var(--lime);
  border-color: var(--lime);
}

.form-switch .form-check-input:checked,
[data-bs-theme="dark"] .form-switch .form-check-input:checked {
  --bs-form-switch-bg: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='-4 -4 8 8'%3e%3ccircle r='3' fill='%23141414'/%3e%3c/svg%3e");
}

/* ---------- Category dropdown ---------- */

/* Name on the left, color dot pushed to the far right so every dot lines up. */
.category-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  width: 100%;
}

.cat-dot {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  background: var(--cat);
  flex-shrink: 0;
}

/* "All categories" gets a dot made of every category color. */
[data-category=""] .cat-dot {
  background: conic-gradient(
    var(--cat-frontend), var(--cat-backend), var(--cat-data), var(--cat-testing),
    var(--cat-git), var(--cat-productivity), var(--cat-devops), var(--cat-security),
    var(--cat-debugging), var(--cat-codegen), var(--cat-frontend)
  );
}

.category-dropdown .dropdown-menu {
  --bs-dropdown-bg: var(--panel-bg);
  --bs-dropdown-link-active-bg: color-mix(in srgb, var(--lime) 22%, var(--panel-bg));
  --bs-dropdown-link-active-color: var(--bs-body-color);
}

/* Right padding matches the button's caret space, so menu dots sit directly under the button's dot. */
.category-dropdown .dropdown-item {
  padding-left: 0.75rem;
  padding-right: 2.25rem;
}

.category-dropdown .dropdown-item.active {
  font-weight: 600;
}

/* ---------- Cards ---------- */

/* A colored rail on the left edge carries the category color, like a chart legend. */
.skill-card {
  cursor: pointer;
  background: var(--panel-bg);
  border-left: 4px solid var(--cat);
  transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.skill-card:hover {
  border-color: var(--cat);
  box-shadow: 0 0 0 1px var(--cat);
}

.skill-card:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

/* Skill and plugin names on the cards. */
.skill-card .card-title {
  font-size: 1.3rem;
}

/* Star shown after the name of a favorite card. */
.fav-star {
  font-size: 1rem;
  color: var(--accent);
  flex-shrink: 0;
}

/* Right-click menu for cards (Add to / Remove from favorites). */
.card-menu {
  position: fixed;
  z-index: 1070;
  min-width: 12rem;
}

.skill-rank {
  font-size: 1rem;
  font-variant-numeric: tabular-nums;
  color: var(--bs-secondary-color);
}

/* Category dot pinned to the card's top-right corner, with a soft halo like a chart legend. */
.card-dot {
  display: flex;
  align-items: center;
  height: 1.5em;
  flex-shrink: 0;
}

.card-dot .cat-dot {
  width: 0.85rem;
  height: 0.85rem;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--cat) 25%, transparent);
}

.min-w-0 {
  min-width: 0;
}

/* Category label: legend dot plus the name in the category color. */
.cat-label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--cat);
  font-weight: 600;
  font-size: 0.875rem;
}

.cat-label::before {
  content: "";
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  background: var(--cat);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--cat) 25%, transparent);
  flex-shrink: 0;
}

/* Verified pill, styled like the reference "LOCAL" tag. */
.badge-verified {
  background: var(--verified-bg);
  color: var(--verified-fg);
  border: 1px solid color-mix(in srgb, var(--verified-fg) 35%, transparent);
  font-weight: 600;
}

/* ---------- Modal ---------- */

.modal-content {
  background: var(--panel-bg);
}

.modal-header[data-category] {
  border-top: 4px solid var(--cat);
}

/* Favorite toggle in the modal header: an empty star, or a filled accent star for a favorite. */
.modal-fav {
  margin-left: auto;
  padding: 0 0.25rem;
  border: 0;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--bs-secondary-color);
}

.modal-fav:hover,
.modal-fav.is-favorite {
  color: var(--accent);
}

.modal-fav:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  box-shadow: none;
}

/* Bootstrap pushes the close button right with an auto margin; the star already does that. */
.modal-header .modal-fav + .btn-close {
  margin-left: 0.75rem;
}

/* Code blocks with a copy button in the top-right corner. */
.code-block {
  position: relative;
}

.code-block pre {
  margin: 0;
  padding: 0.75rem 5.5rem 0.75rem 0.75rem;
  background: var(--bs-tertiary-bg);
  border: 1px solid var(--bs-border-color);
  border-left: 3px solid var(--lime);
  border-radius: var(--bs-border-radius);
  white-space: pre-wrap;
  word-break: break-word;
}

.code-block code {
  color: var(--bs-body-color);
  font-size: 0.9375rem;
}

.code-block .copy-btn {
  position: absolute;
  top: 0.4rem;
  right: 0.4rem;
}

/* Numbered install steps get a little breathing room. */
.install-steps > li + li {
  margin-top: 1rem;
}

.install-steps > li::marker {
  color: var(--accent);
  font-weight: 700;
}

@media (prefers-reduced-motion: reduce) {
  .skill-card {
    transition: none;
  }
}