/*
Theme Name: Margem
Theme URI: https://vascoandredossantos.pt
Author: Vasco André dos Santos
Author URI: https://vascoandredossantos.pt
Description: Tema editorial minimal para portfólio de fotografia, cinema e direção criativa. Barra lateral fixa com navegação em acordeão, entrada em ecrã inteiro, grelha silenciosa de projetos. Sem dependências externas, sem tipos de letra remotos, sem rastreadores.
Version: 1.0.0
Requires at least: 6.0
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: margem
Tags: portfolio, photography, minimal, one-column, custom-menu, featured-images, translation-ready, block-styles, wide-blocks
*/

/* ---------------------------------------------------------------
   1. Tokens
   --------------------------------------------------------------- */

:root {
	--mg-bg: #ffffff;
	--mg-fg: #111111;
	--mg-muted: #8c8c8c;
	--mg-line: #e6e6e6;
	--mg-accent: #111111;
	--mg-invert-fg: #ffffff;

	--mg-nav-width: 15.5rem;
	--mg-gutter: 1.5rem;
	--mg-gutter-lg: 2rem;

	--mg-font: "Helvetica Neue", Helvetica, Inter, "Segoe UI", Arial, sans-serif;
	--mg-label-size: 0.6875rem;
	--mg-label-tracking: 0.08em;

	--mg-ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---------------------------------------------------------------
   2. Reset
   --------------------------------------------------------------- */

*,
*::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: 0.001ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.001ms !important;
	}
}

body {
	margin: 0;
	background: var(--mg-bg);
	color: var(--mg-fg);
	font-family: var(--mg-font);
	font-size: 1rem;
	line-height: 1.5;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	overflow-x: hidden;
}

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

figure { margin: 0; }

a {
	color: inherit;
	text-decoration: none;
	transition: opacity 0.2s var(--mg-ease), color 0.2s var(--mg-ease);
}

a:hover { opacity: 0.55; }

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

h1, h2, h3, h4, h5, h6 {
	font-weight: 400;
	line-height: 1.12;
	margin: 0 0 0.6em;
	letter-spacing: -0.015em;
}

p { margin: 0 0 1.25em; }
p:last-child { margin-bottom: 0; }

ul, ol { margin: 0 0 1.25em; padding-left: 1.2em; }

hr {
	border: 0;
	border-top: 1px solid var(--mg-line);
	margin: 3rem 0;
}

::selection { background: var(--mg-fg); color: var(--mg-bg); }

.mg-screen-reader-text {
	position: absolute !important;
	width: 1px; height: 1px;
	padding: 0; margin: -1px;
	overflow: hidden;
	clip: rect(0 0 0 0);
	white-space: nowrap;
	border: 0;
}

.mg-skip-link {
	position: absolute;
	left: -9999px;
	top: 0;
	z-index: 200;
	background: var(--mg-fg);
	color: var(--mg-bg);
	padding: 0.75rem 1.25rem;
}

.mg-skip-link:focus { left: 0; opacity: 1; }

:focus-visible {
	outline: 1px solid var(--mg-fg);
	outline-offset: 3px;
}

/* ---------------------------------------------------------------
   3. Rótulos e tipografia utilitária
   --------------------------------------------------------------- */

.mg-label,
.mg-nav a,
.mg-nav button,
.mg-topbar,
.mg-card__meta,
.mg-meta,
.mg-button {
	font-size: var(--mg-label-size);
	letter-spacing: var(--mg-label-tracking);
	text-transform: uppercase;
	line-height: 1.45;
}

.mg-muted { color: var(--mg-muted); }

.mg-button {
	display: inline-block;
	padding: 1rem 2.25rem;
	border: 1px solid currentColor;
	transition: background-color 0.25s var(--mg-ease), color 0.25s var(--mg-ease), opacity 0.2s var(--mg-ease);
}

.mg-button:hover {
	opacity: 1;
	background: var(--mg-fg);
	color: var(--mg-bg);
}

.mg-button--light { color: #fff; border-color: rgba(255, 255, 255, 0.75); }
.mg-button--light:hover { background: #fff; color: #111; }

/* ---------------------------------------------------------------
   4. Estrutura
   --------------------------------------------------------------- */

.mg-shell { min-height: 100vh; }

.mg-content {
	padding: 7.5rem var(--mg-gutter) 6rem;
}

@media (min-width: 60rem) {
	.mg-content {
		margin-left: var(--mg-nav-width);
		padding: 6.5rem var(--mg-gutter-lg) 7rem;
	}
	.mg-content--flush { padding-left: 0; padding-right: 0; }
}

.mg-wrap { max-width: 46rem; }
.mg-wrap--wide { max-width: 78rem; }

/* ---------------------------------------------------------------
   5. Barra lateral
   --------------------------------------------------------------- */

.mg-sidebar {
	position: fixed;
	inset: 0 auto 0 0;
	width: var(--mg-nav-width);
	padding: var(--mg-gutter-lg) 0 var(--mg-gutter-lg) var(--mg-gutter-lg);
	display: none;
	flex-direction: column;
	gap: 2.5rem;
	z-index: 60;
	overflow-y: auto;
	overscroll-behavior: contain;
}

@media (min-width: 60rem) {
	.mg-sidebar { display: flex; }
}

.mg-sidebar::-webkit-scrollbar { width: 0; }
.mg-sidebar { scrollbar-width: none; }

.mg-brand {
	display: block;
	max-width: 9.5rem;
	margin-bottom: 3.5rem;
}

.mg-brand img { width: 100%; height: auto; }

.mg-brand__text {
	font-size: 1.75rem;
	line-height: 1;
	letter-spacing: -0.03em;
}

.mg-brand__tagline {
	display: block;
	margin-top: 0.5rem;
	font-size: var(--mg-label-size);
	letter-spacing: var(--mg-label-tracking);
	text-transform: uppercase;
	color: var(--mg-muted);
}

/* Navegação em acordeão ------------------------------------------------ */

.mg-nav ul {
	list-style: none;
	margin: 0;
	padding: 0;
}

.mg-nav > ul > li { margin-bottom: 0.1rem; }

.mg-nav li { position: relative; }

.mg-nav a,
.mg-nav .mg-nav__toggle {
	display: block;
	padding: 0.14rem 0;
	color: var(--mg-fg);
}

.mg-nav .sub-menu {
	display: none;
	padding: 0.5rem 0 0.9rem 0.95rem;
}

.mg-nav .sub-menu .sub-menu { padding-left: 0.95rem; }

.mg-nav li.mg-open > .sub-menu { display: block; }

.mg-nav .mg-nav__row {
	display: flex;
	align-items: baseline;
	gap: 0.4rem;
}

.mg-nav__arrow {
	flex: 0 0 0.85rem;
	opacity: 0;
	transition: opacity 0.2s var(--mg-ease);
	margin-left: -1.25rem;
	width: 0.85rem;
}

.mg-nav li.mg-open > .mg-nav__row .mg-nav__arrow,
.mg-nav li.current-menu-item > .mg-nav__row .mg-nav__arrow,
.mg-nav li.current-menu-ancestor > .mg-nav__row .mg-nav__arrow { opacity: 1; }

.mg-nav .current-menu-item > .mg-nav__row > a { opacity: 0.55; }

.mg-nav__secondary { margin-top: 2rem; }

.mg-sidebar__foot {
	margin-top: auto;
	padding: 2.5rem var(--mg-gutter-lg) 0 0;
	font-size: var(--mg-label-size);
	letter-spacing: var(--mg-label-tracking);
	text-transform: uppercase;
	color: var(--mg-muted);
}

/* ---------------------------------------------------------------
   6. Barra superior (utilidades + mobile)
   --------------------------------------------------------------- */

.mg-topbar {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	z-index: 70;
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	gap: 1rem;
	padding: var(--mg-gutter);
	pointer-events: none;
	mix-blend-mode: normal;
}

.mg-topbar > * { pointer-events: auto; }

@media (min-width: 60rem) {
	.mg-topbar {
		padding: var(--mg-gutter-lg);
		justify-content: flex-end;
		gap: 4.5rem;
	}
	.mg-topbar__brand,
	.mg-topbar__burger { display: none; }
}

.mg-topbar__brand {
	font-size: 1.3rem;
	letter-spacing: -0.03em;
	text-transform: none;
}

.mg-topbar__links {
	display: flex;
	gap: 4.5rem;
}

@media (max-width: 59.99rem) {
	.mg-topbar__links { display: none; }
}

/* Inverte a barra quando está sobre a entrada em ecrã inteiro */
.mg-has-hero .mg-topbar,
.mg-has-hero .mg-sidebar { color: var(--mg-invert-fg); }
.mg-has-hero .mg-sidebar .mg-nav a,
.mg-has-hero .mg-sidebar .mg-nav .mg-nav__toggle,
.mg-has-hero .mg-sidebar .mg-sidebar__foot,
.mg-has-hero .mg-sidebar .mg-brand__tagline { color: var(--mg-invert-fg); }

.mg-burger {
	display: flex;
	flex-direction: column;
	gap: 0.28rem;
	padding: 0.35rem 0;
}

.mg-burger span {
	display: block;
	width: 1.4rem;
	height: 1px;
	background: currentColor;
	transition: transform 0.3s var(--mg-ease), opacity 0.2s var(--mg-ease);
}

body.mg-menu-open .mg-burger span:nth-child(1) { transform: translateY(0.38rem) rotate(45deg); }
body.mg-menu-open .mg-burger span:nth-child(2) { opacity: 0; }
body.mg-menu-open .mg-burger span:nth-child(3) { transform: translateY(-0.38rem) rotate(-45deg); }

/* Painel mobile ------------------------------------------------------- */

.mg-drawer {
	position: fixed;
	inset: 0;
	z-index: 65;
	background: var(--mg-bg);
	color: var(--mg-fg);
	padding: 5rem var(--mg-gutter) var(--mg-gutter);
	overflow-y: auto;
	transform: translateY(-100%);
	transition: transform 0.45s var(--mg-ease);
	visibility: hidden;
}

body.mg-menu-open .mg-drawer { transform: translateY(0); visibility: visible; }
body.mg-menu-open { overflow: hidden; }

@media (min-width: 60rem) {
	.mg-drawer { display: none; }
}

.mg-drawer .mg-nav a { padding: 0.3rem 0; }

/* ---------------------------------------------------------------
   7. Entrada em ecrã inteiro
   --------------------------------------------------------------- */

.mg-hero {
	position: relative;
	height: 100svh;
	min-height: 32rem;
	overflow: hidden;
	background: #0d0d0d;
}

.mg-hero__slide {
	position: absolute;
	inset: 0;
	opacity: 0;
	transition: opacity 1.2s var(--mg-ease);
}

.mg-hero__slide.is-active { opacity: 1; }

.mg-hero__media,
.mg-hero__media img,
.mg-hero__media video {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.mg-hero__scrim {
	position: absolute;
	inset: 0;
	background: linear-gradient(180deg, rgba(0, 0, 0, 0.28) 0%, rgba(0, 0, 0, 0.05) 38%, rgba(0, 0, 0, 0.35) 100%);
}

.mg-hero__caption {
	position: absolute;
	left: 50%;
	top: 50%;
	transform: translate(-50%, -50%);
	width: min(90vw, 34rem);
	text-align: center;
	color: #fff;
}

@media (min-width: 60rem) {
	.mg-hero__caption { left: calc(50% + (var(--mg-nav-width) / 2)); }
}

.mg-hero__title {
	font-size: clamp(2rem, 5vw, 3.25rem);
	letter-spacing: -0.02em;
	margin-bottom: 1.75rem;
}

.mg-hero__dots {
	position: absolute;
	left: 50%;
	bottom: 5.5rem;
	transform: translateX(-50%);
	display: flex;
	gap: 0.5rem;
	z-index: 3;
}

.mg-hero__dot {
	width: 1.5rem;
	height: 1px;
	background: rgba(255, 255, 255, 0.4);
}

.mg-hero__dot.is-active { background: #fff; }

/* Marquee ------------------------------------------------------------- */

.mg-marquee {
	position: relative;
	overflow: hidden;
	padding: 0.65rem 0;
	white-space: nowrap;
	border-block: 1px solid var(--mg-line);
	font-size: clamp(1.35rem, 3.2vw, 2.2rem);
	letter-spacing: -0.01em;
}

.mg-hero + .mg-marquee,
.mg-marquee--over-hero {
	position: absolute;
	bottom: 0;
	left: 0;
	right: 0;
	border: 0;
	color: #fff;
	z-index: 4;
	background: transparent;
}

.mg-marquee__track {
	display: inline-flex;
	gap: 2.5rem;
	animation: mg-marquee 38s linear infinite;
	will-change: transform;
}

.mg-marquee:hover .mg-marquee__track { animation-play-state: paused; }

@keyframes mg-marquee {
	from { transform: translateX(0); }
	to { transform: translateX(-50%); }
}

/* ---------------------------------------------------------------
   8. Grelha de projetos
   --------------------------------------------------------------- */

.mg-toolbar {
	display: flex;
	flex-wrap: wrap;
	gap: 1.25rem 2.5rem;
	margin-bottom: 3.5rem;
}

.mg-toolbar__group {
	display: flex;
	flex-wrap: wrap;
	gap: 0.4rem 1.1rem;
	align-items: baseline;
}

.mg-toolbar__group a.is-active { opacity: 0.5; }

.mg-grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: 3.5rem 1.5rem;
	list-style: none;
	margin: 0;
	padding: 0;
}

@media (min-width: 40rem) {
	.mg-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 64rem) {
	.mg-grid--3 { grid-template-columns: repeat(3, 1fr); }
	.mg-grid--4 { grid-template-columns: repeat(4, 1fr); }
}

.mg-card__media {
	position: relative;
	overflow: hidden;
	background: #f4f4f4;
	aspect-ratio: 4 / 3;
	margin-bottom: 1rem;
}

.mg-card--tall .mg-card__media { aspect-ratio: 3 / 4; }

.mg-card__media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.7s var(--mg-ease), opacity 0.4s var(--mg-ease);
}

.mg-card a:hover { opacity: 1; }
.mg-card a:hover .mg-card__media img { transform: scale(1.02); }

.mg-card__meta { color: var(--mg-muted); display: block; }
.mg-card__title { display: block; margin-top: 0.15rem; }

.mg-empty {
	color: var(--mg-muted);
	padding: 4rem 0;
}

/* ---------------------------------------------------------------
   9. Projeto individual
   --------------------------------------------------------------- */

.mg-project__hero {
	position: relative;
	width: 100%;
	aspect-ratio: 16 / 9;
	background: #f4f4f4;
	overflow: hidden;
}

.mg-project__hero img { width: 100%; height: 100%; object-fit: cover; }

.mg-project__header {
	padding: 3.5rem var(--mg-gutter) 0;
}

@media (min-width: 60rem) {
	.mg-project__header { padding: 4rem var(--mg-gutter-lg) 0; }
}

.mg-project__title {
	font-size: clamp(1.9rem, 4vw, 3rem);
	max-width: 22ch;
}

.mg-meta {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr));
	gap: 1.5rem 2rem;
	margin: 2.5rem 0 0;
	padding: 1.75rem 0 0;
	border-top: 1px solid var(--mg-line);
	list-style: none;
}

.mg-meta dt { color: var(--mg-muted); margin-bottom: 0.35rem; }
.mg-meta dd { margin: 0; }

.mg-prose {
	max-width: 38rem;
	margin: 3.5rem 0 0;
	font-size: 1.0625rem;
	line-height: 1.7;
	letter-spacing: -0.003em;
}

.mg-prose h2 { font-size: 1.5rem; margin-top: 2.5rem; }
.mg-prose h3 { font-size: 1.2rem; margin-top: 2rem; }
.mg-prose a { text-decoration: underline; text-underline-offset: 0.2em; }
.mg-prose blockquote {
	margin: 2rem 0;
	padding-left: 1.25rem;
	border-left: 1px solid var(--mg-line);
	color: var(--mg-muted);
}

.mg-gallery {
	display: grid;
	grid-template-columns: 1fr;
	gap: 1.5rem;
	margin: 4.5rem 0 0;
	list-style: none;
	padding: 0;
}

@media (min-width: 48rem) {
	.mg-gallery--pairs { grid-template-columns: repeat(2, 1fr); }
}

.mg-gallery img { width: 100%; }

.mg-pager {
	display: flex;
	justify-content: space-between;
	gap: 1.5rem;
	margin-top: 6rem;
	padding-top: 1.75rem;
	border-top: 1px solid var(--mg-line);
}

/* ---------------------------------------------------------------
   10. Artigos, páginas, pesquisa, 404
   --------------------------------------------------------------- */

.mg-page__title {
	font-size: clamp(1.9rem, 4vw, 3rem);
	margin-bottom: 2.5rem;
}

.mg-list {
	list-style: none;
	margin: 0;
	padding: 0;
	border-top: 1px solid var(--mg-line);
}

.mg-list li { border-bottom: 1px solid var(--mg-line); }

.mg-list a {
	display: flex;
	flex-wrap: wrap;
	align-items: baseline;
	justify-content: space-between;
	gap: 0.5rem 2rem;
	padding: 1.5rem 0;
}

.mg-list__title { font-size: 1.25rem; letter-spacing: -0.015em; }

.mg-pagination {
	display: flex;
	gap: 1rem;
	margin-top: 4rem;
	font-size: var(--mg-label-size);
	letter-spacing: var(--mg-label-tracking);
	text-transform: uppercase;
}

.mg-pagination .current { opacity: 0.4; }

.mg-search-form {
	display: flex;
	gap: 1rem;
	align-items: center;
	border-bottom: 1px solid var(--mg-line);
	padding-bottom: 0.75rem;
	max-width: 32rem;
}

.mg-search-form input[type="search"] {
	flex: 1;
	border: 0;
	background: none;
	font: inherit;
	color: inherit;
	padding: 0.25rem 0;
}

.mg-search-form input[type="search"]:focus { outline: none; }

/* ---------------------------------------------------------------
   11. Rodapé
   --------------------------------------------------------------- */

.mg-footer {
	padding: 4rem var(--mg-gutter) 3rem;
	border-top: 1px solid var(--mg-line);
	display: flex;
	flex-wrap: wrap;
	gap: 1.5rem 3rem;
	justify-content: space-between;
	font-size: var(--mg-label-size);
	letter-spacing: var(--mg-label-tracking);
	text-transform: uppercase;
	color: var(--mg-muted);
}

@media (min-width: 60rem) {
	.mg-footer {
		margin-left: var(--mg-nav-width);
		padding: 4rem var(--mg-gutter-lg) 3rem;
	}
}

.mg-footer__links { display: flex; flex-wrap: wrap; gap: 1.5rem; }

.mg-footer--hidden { display: none; }

/* ---------------------------------------------------------------
   12. Blocos do editor
   --------------------------------------------------------------- */

.mg-prose .alignwide { width: min(100%, 60rem); margin-inline: auto; }
.mg-prose .alignfull { width: 100%; }
.mg-prose .alignleft { float: left; margin: 0.4rem 1.75rem 1.25rem 0; }
.mg-prose .alignright { float: right; margin: 0.4rem 0 1.25rem 1.75rem; }
.mg-prose .aligncenter { margin-inline: auto; }
.mg-prose .wp-caption-text,
.mg-prose figcaption {
	font-size: var(--mg-label-size);
	letter-spacing: var(--mg-label-tracking);
	text-transform: uppercase;
	color: var(--mg-muted);
	margin-top: 0.6rem;
}

/* ---------------------------------------------------------------
   13. Impressão
   --------------------------------------------------------------- */

@media print {
	.mg-sidebar, .mg-topbar, .mg-drawer, .mg-marquee, .mg-pager { display: none !important; }
	.mg-content { margin: 0; padding: 0; }
}