/*
Theme Name: PanDOS
Theme URI: https://pandos.pl
Author: PanDOS
Author URI: https://pandos.pl
Description: Motyw serwisu komputerowego PanDOS — interfejs w metaforze systemu operacyjnego, oparty na zwykłych Stronach WordPressa.
Version: 2.0.0
Requires at least: 6.5
Tested up to: 7.0
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: pandos
*/

/* =========================================================
   TOKENY
   Wysokości pasków są zmiennymi, nie liczbami w regułach —
   dzięki temu pasek admina WP zmienia jedną wartość, a cały
   układ dostosowuje się sam.
   ========================================================= */
:root {
	/* Wymiary powłoki */
	--pandos-menubar-h: 44px;
	--pandos-dock-h: 86px;
	--wp-admin-bar-h: 0px;
	--pandos-chrome-top: calc(var(--wp-admin-bar-h) + var(--pandos-menubar-h));
	--pandos-stage-h: calc(100dvh - var(--pandos-chrome-top));

	/* Kolory */
	--pandos-accent: #0a60fe;
	--pandos-accent-strong: #004ee0;
	--pandos-accent-soft: #5593ff;
	--pandos-ok: #27c93f;
	--pandos-text: #ffffff;
	--pandos-text-muted: #cfcfcf;
	--pandos-text-dim: #9a9a9a;

	/* Powierzchnie */
	--pandos-surface-bar: rgba(30, 30, 30, 0.55);
	--pandos-surface-window: rgba(40, 40, 40, 0.68);
	--pandos-surface-panel: rgba(0, 0, 0, 0.25);
	--pandos-surface-pop: rgba(40, 40, 40, 0.82);
	--pandos-hairline: rgba(255, 255, 255, 0.15);

	/* Efekty */
	--pandos-blur: 40px;
	--pandos-radius: 12px;
	--pandos-shadow: 0 25px 60px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.1);

	/* Skala z-index — jedno źródło prawdy, bez przypadkowych liczb */
	--z-wallpaper: 0;
	--z-desktop-icons: 50;
	--z-window: 100;
	--z-dock: 200;
	--z-menubar: 300;
	--z-dropdown: 400;
	--z-popover: 500;
	--z-mobile-sheet: 600;
	--z-skip-link: 700;
}

/* Pasek admina WP zmienia tylko jedną zmienną. */
body.admin-bar {
	--wp-admin-bar-h: 32px;
}

/* Ukryty dock — treść nie rezerwuje już miejsca na dole. */
body.pandos-no-dock {
	--pandos-dock-h: 0px;
}

@media screen and (max-width: 782px) {
	body.admin-bar {
		--wp-admin-bar-h: 46px;
	}
}

/* =========================================================
   RESET
   ========================================================= */
*,
*::before,
*::after {
	box-sizing: border-box;
}

body,
h1,
h2,
h3,
p,
ul,
ol,
figure {
	margin: 0;
}

ul,
ol {
	padding: 0;
	list-style: none;
}

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

button {
	font: inherit;
	color: inherit;
	background: none;
	border: 0;
	padding: 0;
	cursor: pointer;
}

a {
	color: inherit;
}

html {
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
	min-height: 100dvh;
	margin: 0;
	overflow: hidden;
	color: var(--pandos-text);
	background: #10131a;
}

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

/* =========================================================
   POMOCNICZE
   ========================================================= */
.pandos-sr-only {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0 0 0 0);
	clip-path: inset(50%);
	white-space: nowrap;
	border: 0;
}

.pandos-skip-link {
	position: absolute;
	top: -100px;
	left: 8px;
	z-index: var(--z-skip-link);
	padding: 10px 16px;
	background: var(--pandos-accent);
	color: #fff;
	border-radius: 0 0 8px 8px;
	text-decoration: none;
}

.pandos-skip-link:focus {
	top: var(--pandos-chrome-top);
}

/* =========================================================
   PULPIT — warstwa, która czyni bugi układu niemożliwymi.

   Pulpit ma z góry poprawną wysokość, więc okno pozycjonuje się
   względem niego. Nie ma tu żadnego "top: 28px" ani
   "calc(100vh - 28px)" — i nie ma gdzie wrócić.
   ========================================================= */
.pandos-desktop {
	position: relative;
	height: var(--pandos-stage-h);
	overflow: hidden;
}

/* =========================================================
   TAPETA
   ========================================================= */
.pandos-wallpaper {
	position: absolute;
	inset: 0;
	z-index: var(--z-wallpaper);
	overflow: hidden;
}

.pandos-wallpaper__layer {
	position: absolute;
	inset: 0;
	background-position: center;
	background-size: cover;
	background-repeat: no-repeat;
	opacity: 0;
	transition: opacity 1.2s ease-in-out;
}

.pandos-wallpaper__layer.is-active {
	opacity: 1;
}

/* Zastępcze tło Fazy 1 — Faza 5 wstawi obrazy z Customizera. */
.pandos-wallpaper__layer[data-layer="0"] {
	background-image:
		radial-gradient(circle at 20% 20%, #1d4ed8 0%, transparent 55%),
		radial-gradient(circle at 80% 70%, #0e7490 0%, transparent 55%),
		linear-gradient(140deg, #0b1020 0%, #172033 100%);
}

.pandos-wallpaper__scrim {
	position: absolute;
	inset: 0;
	background: rgba(0, 0, 0, calc(var(--pandos-wallpaper-overlay, 25) / 100));
}

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