/* ==========================================================================
   Chegini Minimal — main stylesheet
   A modern, minimal, editorial portfolio aesthetic.
   All major values use CSS custom properties so they can be overridden from
   Elementor's Site Settings → Theme Style.
   ========================================================================== */

:root {
	/* ----- Palette: light mode ----- */
	--ch-bg:            #FAFAF7;     /* warm off-white */
	--ch-surface:       #FFFFFF;
	--ch-text:          #111111;
	--ch-text-muted:    #5A5A5A;
	--ch-border:        #E6E4DE;
	--ch-accent:        #111111;     /* monochrome accent — calm/cinematic */
	--ch-accent-soft:   #F3F1EA;
	--ch-link:          #111111;
	--ch-link-hover:    #888888;

	/* ----- Type ----- */
	--ch-font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
	--ch-font-serif: 'Fraunces', 'Times New Roman', serif;

	/* ----- Scale (perfect fourth, mobile-first) ----- */
	--ch-fs-xs:    0.75rem;     /* 12 */
	--ch-fs-sm:    0.875rem;    /* 14 */
	--ch-fs-base:  1rem;        /* 16 */
	--ch-fs-md:    1.125rem;    /* 18 */
	--ch-fs-lg:    1.5rem;      /* 24 */
	--ch-fs-xl:    2rem;        /* 32 */
	--ch-fs-2xl:   2.75rem;     /* 44 */
	--ch-fs-3xl:   4rem;        /* 64 */
	--ch-fs-4xl:   5.5rem;      /* 88 */

	/* ----- Spacing ----- */
	--ch-sp-1:  0.25rem;
	--ch-sp-2:  0.5rem;
	--ch-sp-3:  0.75rem;
	--ch-sp-4:  1rem;
	--ch-sp-6:  1.5rem;
	--ch-sp-8:  2rem;
	--ch-sp-12: 3rem;
	--ch-sp-16: 4rem;
	--ch-sp-24: 6rem;
	--ch-sp-32: 8rem;

	/* ----- Layout ----- */
	--ch-container:        1280px;
	--ch-container-narrow: 760px;
	--ch-radius:           4px;
	--ch-radius-lg:        12px;
	--ch-transition:       250ms cubic-bezier(0.22, 0.61, 0.36, 1);
	--ch-header-h:         80px;
}

/* Optional dark mode — toggle by adding the class to <html>. */
html.dark,
html[data-theme="dark"] {
	--ch-bg:          #0E0E0E;
	--ch-surface:     #161616;
	--ch-text:        #F5F4EF;
	--ch-text-muted:  #A3A29D;
	--ch-border:      #262521;
	--ch-accent:      #F5F4EF;
	--ch-accent-soft: #1B1B19;
	--ch-link:        #F5F4EF;
	--ch-link-hover:  #B5B4AF;
}

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

html {
	scroll-behavior: smooth;
	-webkit-text-size-adjust: 100%;
}

body {
	margin: 0;
	font-family: var(--ch-font-sans);
	font-size: var(--ch-fs-base);
	line-height: 1.6;
	color: var(--ch-text);
	background: var(--ch-bg);
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

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

a {
	color: var(--ch-link);
	text-decoration: none;
	transition: color var(--ch-transition);
}
a:hover { color: var(--ch-link-hover); }

h1, h2, h3, h4, h5, h6 {
	font-family: var(--ch-font-serif);
	font-weight: 500;
	line-height: 1.1;
	letter-spacing: -0.02em;
	margin: 0 0 var(--ch-sp-6);
	color: var(--ch-text);
}

h1 { font-size: clamp(2.5rem, 6vw, var(--ch-fs-4xl)); font-weight: 400; }
h2 { font-size: clamp(2rem, 4vw, var(--ch-fs-3xl)); font-weight: 400; }
h3 { font-size: var(--ch-fs-2xl); }
h4 { font-size: var(--ch-fs-xl); }
h5 { font-size: var(--ch-fs-lg); }
h6 { font-size: var(--ch-fs-md); text-transform: uppercase; letter-spacing: 0.1em; font-family: var(--ch-font-sans); font-weight: 600; }

p { margin: 0 0 var(--ch-sp-4); }
p:last-child { margin-bottom: 0; }

blockquote {
	margin: var(--ch-sp-8) 0;
	padding: var(--ch-sp-4) var(--ch-sp-8);
	border-left: 2px solid var(--ch-accent);
	font-family: var(--ch-font-serif);
	font-size: var(--ch-fs-lg);
	font-style: italic;
	color: var(--ch-text-muted);
}

code, pre {
	font-family: 'SFMono-Regular', Menlo, Monaco, Consolas, monospace;
	font-size: 0.92em;
	background: var(--ch-accent-soft);
	border-radius: var(--ch-radius);
}
code { padding: 0.15em 0.4em; }
pre { padding: var(--ch-sp-4); overflow-x: auto; }

::selection { background: var(--ch-text); color: var(--ch-bg); }

/* ===== Accessibility ========================================================== */
.screen-reader-text {
	clip: rect(1px, 1px, 1px, 1px);
	position: absolute !important;
	height: 1px; width: 1px;
	overflow: hidden;
	word-wrap: normal !important;
}
.skip-link {
	position: absolute;
	left: -9999px;
	top: var(--ch-sp-2);
	background: var(--ch-text);
	color: var(--ch-bg);
	padding: var(--ch-sp-2) var(--ch-sp-4);
	z-index: 9999;
}
.skip-link:focus { left: var(--ch-sp-2); }

/* ===== Layout ================================================================= */
.container {
	width: 100%;
	max-width: var(--ch-container);
	margin: 0 auto;
	padding: 0 var(--ch-sp-6);
}
.container--narrow { max-width: var(--ch-container-narrow); }

.site { min-height: 100vh; display: flex; flex-direction: column; }
.site-main { flex: 1; padding: var(--ch-sp-12) 0 var(--ch-sp-24); }

/* ===== Header ================================================================= */
.site-header {
	position: sticky;
	top: 0;
	z-index: 100;
	background: color-mix(in srgb, var(--ch-bg) 85%, transparent);
	backdrop-filter: saturate(180%) blur(12px);
	-webkit-backdrop-filter: saturate(180%) blur(12px);
	border-bottom: 1px solid var(--ch-border);
}
.site-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	min-height: var(--ch-header-h);
	gap: var(--ch-sp-6);
}
.site-branding .site-title,
.site-branding a {
	font-family: var(--ch-font-serif);
	font-size: var(--ch-fs-lg);
	font-weight: 500;
	letter-spacing: -0.02em;
	color: var(--ch-text);
}
.site-description { font-size: var(--ch-fs-xs); color: var(--ch-text-muted); margin: 0; }

/* Primary nav */
.main-navigation ul {
	list-style: none; padding: 0; margin: 0;
	display: flex; gap: var(--ch-sp-8); align-items: center;
}
.main-navigation a {
	font-size: var(--ch-fs-sm);
	font-weight: 500;
	letter-spacing: 0.02em;
	color: var(--ch-text);
	position: relative;
	padding: var(--ch-sp-2) 0;
}
.main-navigation a::after {
	content: ''; position: absolute; bottom: 0; left: 0;
	width: 0; height: 1px; background: currentColor;
	transition: width var(--ch-transition);
}
.main-navigation a:hover::after,
.main-navigation .current-menu-item > a::after { width: 100%; }

/* Mobile menu toggle */
.menu-toggle {
	display: none;
	background: none; border: 0; padding: var(--ch-sp-2);
	cursor: pointer;
}
.menu-toggle .bar {
	display: block; width: 24px; height: 2px;
	background: var(--ch-text); margin: 5px 0;
	transition: transform var(--ch-transition), opacity var(--ch-transition);
}

@media (max-width: 860px) {
	.menu-toggle { display: block; }
	.main-navigation {
		position: absolute; top: 100%; left: 0; right: 0;
		background: var(--ch-bg);
		border-bottom: 1px solid var(--ch-border);
		transform: scaleY(0); transform-origin: top;
		transition: transform var(--ch-transition);
	}
	.main-navigation.is-open { transform: scaleY(1); }
	.main-navigation ul { flex-direction: column; gap: 0; padding: var(--ch-sp-4); }
	.main-navigation li { width: 100%; }
	.main-navigation a { display: block; padding: var(--ch-sp-3) 0; }
}

/* ===== Hero / page header ===================================================== */
.page-header {
	margin: 0 0 var(--ch-sp-16);
	padding-top: var(--ch-sp-8);
	text-align: left;
}
.page-title {
	font-size: clamp(2.5rem, 6vw, var(--ch-fs-3xl));
	margin: 0;
}
.entry-eyebrow {
	font-family: var(--ch-font-sans);
	text-transform: uppercase;
	letter-spacing: 0.18em;
	font-size: var(--ch-fs-xs);
	color: var(--ch-text-muted);
	margin: 0 0 var(--ch-sp-3);
}

/* ===== Buttons ================================================================ */
.btn,
.wp-block-button__link,
input[type="submit"],
button[type="submit"] {
	display: inline-flex;
	align-items: center;
	gap: var(--ch-sp-2);
	padding: var(--ch-sp-3) var(--ch-sp-6);
	background: var(--ch-text);
	color: var(--ch-bg);
	border: 1px solid var(--ch-text);
	border-radius: 999px;
	font-size: var(--ch-fs-sm);
	font-weight: 500;
	letter-spacing: 0.02em;
	cursor: pointer;
	transition: transform var(--ch-transition), background var(--ch-transition), color var(--ch-transition);
}
.btn:hover,
.wp-block-button__link:hover,
input[type="submit"]:hover,
button[type="submit"]:hover {
	transform: translateY(-1px);
	background: transparent;
	color: var(--ch-text);
}
.btn--ghost {
	background: transparent;
	color: var(--ch-text);
}
.btn--ghost:hover {
	background: var(--ch-text);
	color: var(--ch-bg);
}

/* ===== Post / project grid ==================================================== */
.post-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
	gap: var(--ch-sp-12) var(--ch-sp-8);
}
.post-grid--projects {
	grid-template-columns: repeat(auto-fill, minmax(440px, 1fr));
}
.post-card {
	display: flex; flex-direction: column;
	gap: var(--ch-sp-4);
}
.post-card__thumb {
	display: block;
	overflow: hidden;
	border-radius: var(--ch-radius);
	aspect-ratio: 4 / 3;
	background: var(--ch-accent-soft);
}
.post-grid--projects .post-card__thumb { aspect-ratio: 16 / 9; }
.post-card__thumb img {
	width: 100%; height: 100%;
	object-fit: cover;
	transition: transform 600ms cubic-bezier(0.22, 0.61, 0.36, 1);
}
.post-card:hover .post-card__thumb img { transform: scale(1.04); }
.post-card__title {
	font-size: var(--ch-fs-lg);
	margin: 0;
	font-weight: 500;
}
.post-card__title a { color: var(--ch-text); }
.post-card__meta {
	font-size: var(--ch-fs-xs);
	color: var(--ch-text-muted);
	text-transform: uppercase;
	letter-spacing: 0.12em;
}
.post-card__excerpt {
	color: var(--ch-text-muted);
	font-size: var(--ch-fs-sm);
}

/* ===== Single / page content ================================================== */
.single-content,
.page-content {
	max-width: 760px;
	margin: 0 auto;
}
.entry-title { margin-bottom: var(--ch-sp-4); }
.entry-meta {
	color: var(--ch-text-muted);
	font-size: var(--ch-fs-sm);
	margin-bottom: var(--ch-sp-8);
}
.entry-thumbnail {
	margin: var(--ch-sp-8) 0 var(--ch-sp-12);
	border-radius: var(--ch-radius);
	overflow: hidden;
}
.entry-content > * + * { margin-top: var(--ch-sp-4); }
.entry-content img { border-radius: var(--ch-radius); }

/* ===== Pagination ============================================================= */
.pagination,
.posts-navigation {
	margin-top: var(--ch-sp-16);
	display: flex; justify-content: center; gap: var(--ch-sp-2);
}
.pagination .page-numbers {
	display: inline-flex; align-items: center; justify-content: center;
	min-width: 40px; height: 40px;
	padding: 0 var(--ch-sp-3);
	border: 1px solid var(--ch-border);
	border-radius: 999px;
	font-size: var(--ch-fs-sm);
	color: var(--ch-text);
}
.pagination .page-numbers.current,
.pagination .page-numbers:hover {
	background: var(--ch-text);
	color: var(--ch-bg);
	border-color: var(--ch-text);
}

/* ===== Forms ================================================================== */
input[type="text"], input[type="email"], input[type="url"], input[type="search"],
input[type="tel"], input[type="number"], textarea, select {
	width: 100%;
	padding: var(--ch-sp-3) var(--ch-sp-4);
	font: inherit;
	color: var(--ch-text);
	background: var(--ch-surface);
	border: 1px solid var(--ch-border);
	border-radius: var(--ch-radius);
	transition: border-color var(--ch-transition);
}
input:focus, textarea:focus, select:focus {
	outline: 0; border-color: var(--ch-text);
}
.search-form {
	display: flex; gap: var(--ch-sp-2);
	max-width: 480px; margin: var(--ch-sp-6) 0;
}
.search-form .search-field { flex: 1; }

/* ===== Footer ================================================================= */
.site-footer {
	background: var(--ch-accent-soft);
	border-top: 1px solid var(--ch-border);
	padding: var(--ch-sp-16) 0 var(--ch-sp-8);
	margin-top: var(--ch-sp-24);
}
.site-footer__inner {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: var(--ch-sp-8);
	align-items: end;
}
.site-footer__title {
	font-family: var(--ch-font-serif);
	font-size: var(--ch-fs-xl);
	margin: 0 0 var(--ch-sp-2);
	font-weight: 500;
}
.site-footer__tagline {
	color: var(--ch-text-muted);
	font-size: var(--ch-fs-sm);
	margin: 0;
}
.site-footer__nav ul {
	list-style: none; padding: 0; margin: 0;
	display: flex; flex-wrap: wrap; gap: var(--ch-sp-6);
	justify-content: flex-end;
}
.site-footer__nav a {
	font-size: var(--ch-fs-sm);
	color: var(--ch-text-muted);
}
.site-footer__nav a:hover { color: var(--ch-text); }
.site-footer__copy {
	grid-column: 1 / -1;
	margin-top: var(--ch-sp-12);
	padding-top: var(--ch-sp-6);
	border-top: 1px solid var(--ch-border);
	font-size: var(--ch-fs-xs);
	color: var(--ch-text-muted);
	letter-spacing: 0.06em;
	text-transform: uppercase;
}

@media (max-width: 640px) {
	.site-footer__inner { grid-template-columns: 1fr; }
	.site-footer__nav ul { justify-content: flex-start; }
}

/* ===== 404 ==================================================================== */
.error-404 { text-align: left; padding: var(--ch-sp-16) 0; }
.error-404 .page-title { font-size: clamp(3rem, 10vw, 6rem); }

/* ===== Elementor canvas — strip default page padding ========================= */
body.elementor-template-canvas .site-main,
body.has-elementor-content .site-main { padding: 0; }

/* When using the Elementor "Theme" / "Default" page template, Elementor
   already controls .entry-content padding. We zero out our container in
   that case so layouts look pixel-perfect. */
.elementor-page .container { max-width: 100%; padding: 0; }
.elementor-page .site-main { padding: 0; }

/* ===== Print ================================================================== */
@media print {
	.site-header, .site-footer, .menu-toggle { display: none; }
	body { color: #000; background: #fff; }
}
