/*
Theme Name: Take a Screenshot
Theme URI: https://take-a-screenshot.org/
Author: Custom Build
Author URI: https://take-a-screenshot.org/
Description: Ultra-light, zero-CLS multilingual theme for screenshot tutorials. Platform tabs (Android, iOS/iPadOS, Windows, Mac, Chrome OS, Linux) with clean per-OS URLs, tactile keycaps you insert from a real on-screen keyboard, dark/light/system modes, a configurable language switcher and built-in SEO controls. All content is plain core blocks, so every word is editable. No jQuery, no web fonts, no layout shift.
Version: 2.0.0
Requires at least: 6.2
Tested up to: 6.8
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: take-a-screenshot
Tags: education, custom-colors, custom-menu, translation-ready, block-styles, wide-blocks, full-width-template, threaded-comments
*/

/* ==========================================================================
   1. Tokens
   ========================================================================== */
:root {
  --tas-max: 1180px;
  --tas-radius: 14px;
  --tas-radius-sm: 9px;
  --tas-gap: 18px;
  --tas-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Noto Sans Devanagari", "Noto Sans SC", sans-serif;
  --tas-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --tas-shadow: 0 1px 2px rgba(15, 20, 32, .06), 0 8px 24px -12px rgba(15, 20, 32, .16);
  --tas-cap-shadow: 0 1px 0 var(--tas-key-edge), 0 3px 0 var(--tas-key-edge2), 0 4px 6px -2px rgba(10, 14, 24, .22);
}

/* ==========================================================================
   2. Base
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

body {
  margin: 0;
  background: var(--tas-bg);
  background-image: radial-gradient(120% 60% at 50% -10%, var(--tas-bg-glow) 0%, transparent 60%);
  color: var(--tas-text);
  font-family: var(--tas-font);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-wrap: break-word;
}

img, svg, video, iframe { max-width: 100%; }
img { height: auto; }

a { color: var(--tas-link); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--tas-accent); }

:where(a, button, summary, input, select, [tabindex]):focus-visible {
  outline: 2px solid var(--tas-accent);
  outline-offset: 2px;
  border-radius: 4px;
}

.tas-skip {
  position: absolute; left: -9999px; top: 0; z-index: 999;
  background: var(--tas-panel); color: var(--tas-text);
  padding: 10px 16px; border-radius: 0 0 8px 0; box-shadow: var(--tas-shadow);
}
.tas-skip:focus { left: 0; }

.tas-shell { width: 100%; max-width: var(--tas-max); margin-inline: auto; padding-inline: 16px; }

/* ==========================================================================
   3. Header
   ========================================================================== */
.tas-header {
  background: var(--tas-header-bg);
  border-bottom: 1px solid var(--tas-border);
  padding-block: 14px;
}

.tas-header__row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 14px; flex-wrap: wrap;
}

.tas-brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: inherit; min-height: 40px; }
.tas-brand__mark {
  width: 34px; height: 34px; flex: 0 0 34px; border-radius: 10px;
  display: grid; place-items: center;
  background: linear-gradient(160deg, var(--tas-accent), var(--tas-accent-2));
  color: #fff; box-shadow: 0 2px 8px -2px var(--tas-accent-soft);
}
.tas-brand__mark svg { width: 19px; height: 19px; display: block; }
.tas-brand__text { display: flex; flex-direction: column; line-height: 1.15; }
.tas-brand__name { font-weight: 700; font-size: 17px; letter-spacing: -.022em; }
.tas-brand__tag { font-size: 11.5px; color: var(--tas-muted); letter-spacing: .04em; text-transform: uppercase; }
.tas-brand__logo { display: block; max-height: 44px; width: auto; }

.tas-header__tools { display: flex; align-items: center; gap: 10px; }

/* ==========================================================================
   4. Mode switch (light / system / dark)
   ========================================================================== */
.tas-modes {
  display: inline-flex; align-items: center; gap: 2px;
  padding: 3px; border-radius: 999px;
  background: var(--tas-switch-bg); border: 1px solid var(--tas-border);
  height: 36px;
}
.tas-modes__btn {
  appearance: none; border: 1px solid transparent; background: transparent;
  width: 32px; height: 28px; border-radius: 999px; cursor: pointer;
  display: grid; place-items: center; color: var(--tas-muted); padding: 0;
  transition: background-color .15s ease, color .15s ease, box-shadow .15s ease;
}
.tas-modes__btn svg { width: 16px; height: 16px; display: block; }
.tas-modes__btn:hover { color: var(--tas-text); }
.tas-modes__btn[aria-pressed="true"] {
  background: var(--tas-panel); color: var(--tas-text);
  border-color: var(--tas-border); box-shadow: 0 1px 2px rgba(10, 14, 24, .12);
}

/* ==========================================================================
   5. Language switcher
   ========================================================================== */
.tas-lang { position: relative; }
.tas-lang__toggle {
  display: inline-flex; align-items: center; gap: 7px; height: 36px;
  padding: 0 12px; border-radius: 999px; cursor: pointer;
  background: var(--tas-switch-bg); border: 1px solid var(--tas-border);
  color: var(--tas-text); font: inherit; font-size: 14px; font-weight: 600;
}
.tas-lang__toggle svg { width: 15px; height: 15px; flex: none; }
.tas-lang__caret { width: 10px !important; height: 10px !important; color: var(--tas-muted); transition: transform .18s ease; }
.tas-lang__toggle[aria-expanded="true"] .tas-lang__caret { transform: rotate(180deg); }
.tas-lang__menu {
  position: absolute; right: 0; top: calc(100% + 8px); z-index: 60;
  min-width: 190px; margin: 0; padding: 6px; list-style: none;
  background: var(--tas-panel); border: 1px solid var(--tas-border);
  border-radius: var(--tas-radius-sm); box-shadow: var(--tas-shadow);
  display: none;
}
.tas-lang__menu[data-open="1"] { display: block; }
.tas-lang__menu a {
  display: flex; align-items: center; gap: 9px;
  padding: 8px 10px; border-radius: 7px; text-decoration: none;
  color: var(--tas-text); font-size: 14.5px; line-height: 1.3;
}
.tas-lang__menu a:hover, .tas-lang__menu a:focus { background: var(--tas-switch-bg); }
.tas-lang__menu a[aria-current="true"] { font-weight: 700; color: var(--tas-accent); }
.tas-lang__code {
  font: 600 10.5px/1 var(--tas-mono); letter-spacing: .06em; text-transform: uppercase;
  color: var(--tas-muted); margin-left: auto; padding-left: 8px;
}
.tas-lang--footer { display: inline-block; }
.tas-lang--footer .tas-lang__menu { top: auto; bottom: calc(100% + 8px); right: auto; left: 0; }

/* Inline list variant (footer) */
.tas-langlist { display: flex; flex-wrap: wrap; gap: 6px 14px; justify-content: center; padding: 0; margin: 0; list-style: none; }
.tas-langlist a { color: var(--tas-muted); text-decoration: none; font-size: 14px; }
.tas-langlist a:hover { color: var(--tas-accent); }
.tas-langlist a[aria-current="true"] { color: var(--tas-text); font-weight: 700; }

/* ==========================================================================
   6. Platform tabs — the signature: a row of keycaps
   ========================================================================== */
.tas-tabs { padding-top: 26px; }
.tas-tabs__scroll { overflow-x: auto; overflow-y: hidden; scrollbar-width: none; -ms-overflow-style: none; }
.tas-tabs__scroll::-webkit-scrollbar { display: none; }

.tas-tabs__list {
  display: flex; gap: 6px; margin: 0; padding: 0 2px 10px; list-style: none;
  min-width: max-content;
}
.tas-tab {
  display: inline-flex; align-items: center; gap: 8px;
  height: 44px; padding: 0 16px;
  border-radius: 11px 11px 4px 4px;
  background: var(--tas-key-bg);
  border: 1px solid var(--tas-key-border);
  box-shadow: var(--tas-cap-shadow);
  color: var(--tas-muted);
  font-size: 14.5px; font-weight: 600; letter-spacing: -.01em;
  text-decoration: none; white-space: nowrap;
  transform: translateY(0);
  transition: transform .12s ease, box-shadow .12s ease, color .12s ease, background-color .12s ease;
}
.tas-tab__icon { width: 17px; height: 17px; flex: 0 0 17px; display: block; }
.tas-tab__icon img { width: 17px; height: 17px; object-fit: contain; display: block; }
.tas-tab:hover { color: var(--tas-text); transform: translateY(-1px); }
.tas-tab:active { transform: translateY(2px); box-shadow: 0 1px 0 var(--tas-key-edge); }
.tas-tab[aria-current="page"] {
  background: var(--tas-accent); border-color: var(--tas-accent);
  color: #fff; transform: translateY(3px);
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, .22), 0 1px 0 var(--tas-accent-2);
}
.tas-tab[aria-current="page"] .tas-tab__icon { color: #fff; }

/* ==========================================================================
   7. Panel / content
   ========================================================================== */
.tas-panel {
  background: var(--tas-panel);
  border: 1px solid var(--tas-border);
  border-top: 3px solid var(--tas-accent);
  border-radius: 4px 4px var(--tas-radius) var(--tas-radius);
  box-shadow: var(--tas-shadow);
  padding: clamp(18px, 3.4vw, 40px);
  margin-bottom: 42px;
}

.tas-page-title {
  margin: 0 0 6px;
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.18; letter-spacing: -.03em; font-weight: 800;
}
.tas-page-intro { margin: 0 0 26px; color: var(--tas-muted); font-size: 16.5px; }

.tas-content > *:first-child { margin-top: 0; }
.tas-content > *:last-child { margin-bottom: 0; }

.tas-content h2 {
  font-size: clamp(18px, 2.2vw, 21px); font-weight: 750; letter-spacing: -.022em;
  line-height: 1.35; margin: 40px 0 16px; scroll-margin-top: 20px;
}
.tas-content h2::before {
  content: ""; display: block; width: 26px; height: 3px; border-radius: 2px;
  background: var(--tas-accent-2); margin-bottom: 12px;
}
.tas-content h3 { font-size: 17px; font-weight: 700; margin: 28px 0 10px; letter-spacing: -.015em; }
.tas-content p { margin: 0 0 16px; }
.tas-content ul, .tas-content ol { margin: 0 0 16px; padding-left: 22px; }
.tas-content li { margin-bottom: 6px; }
.tas-content figure { margin: 22px 0; }
.tas-content strong { font-weight: 700; }

.tas-note {
  display: flex; gap: 10px; align-items: flex-start;
  background: var(--tas-note-bg); border: 1px solid var(--tas-border);
  border-left: 3px solid var(--tas-accent-2);
  border-radius: var(--tas-radius-sm); padding: 13px 15px; margin: 20px 0;
  font-size: 15px; color: var(--tas-text);
}

/* ==========================================================================
   8. Keycaps — plain inline <kbd> inside ordinary paragraphs
   ========================================================================== */
.tas-key {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-width: 42px; height: 38px; padding: 0 11px; margin: 0 3px;
  background: var(--tas-key-bg);
  border: 1px solid var(--tas-key-border);
  border-radius: 9px;
  box-shadow: var(--tas-cap-shadow);
  color: var(--tas-key-text);
  font-family: var(--tas-mono); font-size: 13.5px; font-weight: 600;
  line-height: 1; letter-spacing: 0; white-space: nowrap;
  vertical-align: middle; font-variant-ligatures: none;
  transition: transform .1s ease, box-shadow .1s ease;
}
.tas-key:hover { transform: translateY(1px); box-shadow: 0 1px 0 var(--tas-key-edge), 0 2px 0 var(--tas-key-edge2); }

.tas-key[data-size="sm"]    { min-width: 34px; height: 32px; font-size: 12px; padding: 0 8px; border-radius: 7px; }
.tas-key[data-size="wide"]  { min-width: 86px; }
.tas-key[data-size="xwide"] { min-width: 124px; }
.tas-key[data-size="space"] { min-width: 190px; }
.tas-key[data-size="round"] { min-width: 44px; width: 44px; height: 44px; border-radius: 50%; padding: 0; }
.tas-key[data-size="pill"]  { border-radius: 999px; min-width: 96px; padding: 0 16px; }

/* Pure-CSS key glyphs (no images, no font icons) */
.tas-key[data-icon="win"]::before,
.tas-key[data-icon="overview"]::before { content: ""; flex: none; display: block; }
.tas-key[data-icon="win"]::before {
  width: 14px; height: 14px;
  background:
    linear-gradient(currentColor, currentColor) 0 0 / 6px 6px no-repeat,
    linear-gradient(currentColor, currentColor) 8px 0 / 6px 6px no-repeat,
    linear-gradient(currentColor, currentColor) 0 8px / 6px 6px no-repeat,
    linear-gradient(currentColor, currentColor) 8px 8px / 6px 6px no-repeat;
}
.tas-key[data-icon="overview"]::before {
  width: 17px; height: 12px; border: 1.6px solid currentColor;
  border-right-width: 5px; border-radius: 2px;
}

/* ==========================================================================
   9. Shortcut row — a core paragraph with the "Shortcut row" style
   ========================================================================== */
.tas-content p.is-style-tas-step {
  background: var(--tas-step-bg);
  border: 1px solid var(--tas-border);
  border-left: 3px solid var(--tas-accent);
  border-radius: var(--tas-radius);
  padding: 12px 18px; margin: 0 0 14px;
  font-size: 15.2px; line-height: 2.35; color: var(--tas-text);
}
.tas-content p.is-style-tas-note {
  background: var(--tas-note-bg);
  border: 1px solid var(--tas-border);
  border-left: 3px solid var(--tas-accent-2);
  border-radius: var(--tas-radius-sm);
  padding: 13px 16px; margin: 20px 0; font-size: 15px;
}
.tas-content p.is-style-tas-lead {
  font-size: 17px; color: var(--tas-muted); line-height: 1.55;
}

/* ==========================================================================
   10. Numbered steps — a core list with the "Numbered steps" style
   ========================================================================== */
.tas-content ol.is-style-tas-steps {
  counter-reset: tasnum; list-style: none;
  margin: 0 0 20px; padding: 0; display: grid; gap: 8px;
}
.tas-content ol.is-style-tas-steps li {
  counter-increment: tasnum;
  display: flex; align-items: center; gap: 12px;
  padding: 11px 14px; margin: 0;
  background: var(--tas-step-bg); border: 1px solid var(--tas-border);
  border-radius: var(--tas-radius-sm); font-size: 15.2px;
}
.tas-content ol.is-style-tas-steps li::before {
  content: counter(tasnum);
  flex: 0 0 25px; height: 25px; border-radius: 7px;
  display: grid; place-items: center;
  background: var(--tas-accent); color: #fff;
  font: 700 12.5px/1 var(--tas-mono);
}

/* ==========================================================================
   11. Media
   ========================================================================== */
.tas-content .wp-block-image img { border-radius: var(--tas-radius-sm); border: 1px solid var(--tas-border); }
.tas-content .wp-block-image figcaption { font-size: 13.5px; color: var(--tas-muted); text-align: center; }
.tas-content .wp-block-embed__wrapper { position: relative; }
.tas-content .wp-block-embed.is-type-video .wp-block-embed__wrapper {
  aspect-ratio: 16 / 9; border-radius: var(--tas-radius-sm); overflow: hidden; background: var(--tas-step-bg);
}
.tas-content .wp-block-embed.is-type-video .wp-block-embed__wrapper iframe {
  position: absolute; inset: 0; width: 100%; height: 100%; border: 0;
}

/* ==========================================================================
   12. Cross links
   ========================================================================== */
.tas-crosslinks { margin: 34px 0 0; padding-top: 26px; border-top: 1px solid var(--tas-border); }
.tas-crosslinks__title { font-size: 13px; text-transform: uppercase; letter-spacing: .08em; color: var(--tas-muted); margin: 0 0 12px; font-weight: 700; }
.tas-crosslinks__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(168px, 1fr)); gap: 8px; }
.tas-crosslink {
  display: flex; align-items: center; gap: 9px;
  padding: 11px 13px; border-radius: var(--tas-radius-sm);
  background: var(--tas-step-bg); border: 1px solid var(--tas-border);
  color: var(--tas-text); text-decoration: none; font-size: 14.5px; font-weight: 600;
}
.tas-crosslink:hover { border-color: var(--tas-accent); color: var(--tas-accent); }
.tas-crosslink svg, .tas-crosslink img { width: 16px; height: 16px; flex: none; }

/* ==========================================================================
   13. Footer
   ========================================================================== */
.tas-footer {
  background: var(--tas-footer-bg);
  border-top: 1px solid var(--tas-border);
  padding: 30px 0;
  margin-top: auto;
}
.tas-footer__inner { display: grid; gap: 16px; justify-items: center; text-align: center; }
.tas-footer__menu { display: flex; flex-wrap: wrap; gap: 6px 20px; justify-content: center; list-style: none; margin: 0; padding: 0; }
.tas-footer__menu a { color: var(--tas-muted); text-decoration: none; font-size: 14.5px; }
.tas-footer__menu a:hover { color: var(--tas-accent); }
.tas-footer__note { color: var(--tas-muted); font-size: 13.5px; margin: 0; }
.tas-footer__tools { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; justify-content: center; }

body { min-height: 100vh; display: flex; flex-direction: column; }
.tas-main { flex: 1 0 auto; }

/* ==========================================================================
   14. 404 / search
   ========================================================================== */
.tas-404 { text-align: center; padding: 40px 0; }
.tas-404__code { font: 800 64px/1 var(--tas-mono); color: var(--tas-accent); letter-spacing: -.04em; margin: 0 0 8px; }
.tas-searchform { display: flex; gap: 8px; max-width: 420px; margin: 20px auto 0; }
.tas-searchform input[type="search"] {
  flex: 1; height: 44px; padding: 0 14px; font: inherit; font-size: 15px;
  border-radius: var(--tas-radius-sm); border: 1px solid var(--tas-border);
  background: var(--tas-panel); color: var(--tas-text);
}
.tas-btn {
  height: 44px; padding: 0 18px; border: 0; border-radius: var(--tas-radius-sm);
  background: var(--tas-accent); color: #fff; font: inherit; font-weight: 650; cursor: pointer;
}
.tas-btn:hover { background: var(--tas-accent-2); }

.tas-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.tas-list a { font-size: 17px; font-weight: 650; text-decoration: none; }

/* ==========================================================================
   15. Print
   ========================================================================== */
@media print {
  .tas-header__tools, .tas-tabs, .tas-footer, .tas-crosslinks { display: none !important; }
  .tas-panel { box-shadow: none; border: 0; padding: 0; }
  body { background: #fff; }
}

/* Screen-reader helper */
.screen-reader-text {
  position: absolute !important; width: 1px; height: 1px; overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px); clip-path: inset(50%); white-space: nowrap;
}

/* Featured image at the top of a guide */
.tas-page-thumb { margin: 0 0 26px; }
.tas-page-thumb img {
  display: block; width: 100%; height: auto;
  border-radius: var(--tas-radius-sm); border: 1px solid var(--tas-border);
}