/*
Theme Name: Livro Único
Theme URI: https://example.com/livro-unico
Author: Paulo Araújo
Author URI: https://example.com
Description: Tema WordPress de produto único, criado para vender UM livro. Home com destaque total para a capa, preço e botão de compra vindos do WooCommerce, seção "Sobre o autor", páginas de formulário (quero vender, comprar em lote, corrigir expressão, enviar expressão) e rodapé só com as redes sociais do autor. Paleta de azulejo mineiro — azul, cinza e branco, com o vermelho da capa só nos detalhes. 100% responsivo.
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: livro-unico
Tags: e-commerce, one-column, custom-colors, custom-logo, custom-menu, editor-style, featured-images, translation-ready
WC requires at least: 6.0
WC tested up to: 9.9
*/

/* ==========================================================================
   1. Tokens
   ========================================================================== */

:root {
	/* Paleta: azul do azulejo, cinza frio e branco — vermelho só pontua */
	--lu-bg: #f5f8f9;
	--lu-bg-alt: #e3eef2;
	--lu-bg-blue: #edf5f7;
	--lu-surface: #ffffff;
	--lu-ink: #14232a;
	--lu-ink-soft: #3d4f57;
	--lu-muted: #74848b;
	--lu-line: #d3e0e5;
	--lu-line-soft: #e6eef1;
	/* principal = azul do azulejo */
	--lu-accent: #2b7f9b;
	--lu-accent-ink: #ffffff;
	--lu-accent-soft: rgba(43, 127, 155, 0.09);
	--lu-blue: #6fb4c6;
	--lu-blue-deep: #1d6479;
	--lu-blue-soft: #d3e8ee;
	/* detalhe = vermelho do título da capa */
	--lu-red: #c4272c;
	--lu-red-soft: rgba(196, 39, 44, 0.09);
	--lu-ok: #2f6b4f;
	--lu-err: #a12d1e;

	--lu-serif: "Playfair Display", "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
	--lu-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

	--lu-radius: 4px;
	--lu-radius-lg: 10px;
	--lu-wrap: 1180px;
	--lu-wrap-narrow: 760px;
	--lu-gap: clamp(1.5rem, 4vw, 3.5rem);
	--lu-section: clamp(3.5rem, 9vw, 7.5rem);
	--lu-shadow-book: 0 2px 4px rgba(20, 35, 42, .06), 0 18px 34px -10px rgba(29, 100, 121, .34), 0 44px 70px -30px rgba(20, 35, 42, .3);
	--lu-shadow-card: 0 1px 2px rgba(20, 35, 42, .04), 0 12px 30px -18px rgba(29, 100, 121, .3);
	/* Azulejo discreto usado em faixas e fundos */
	--lu-tile: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='80' height='80' viewBox='0 0 80 80'%3E%3Cg fill='none' stroke='%233f93a8' stroke-width='1.6' opacity='.5'%3E%3Cpath d='M40 6 74 40 40 74 6 40Z'/%3E%3Cpath d='M40 18 62 40 40 62 18 40Z'/%3E%3Cpath d='M0 0h80v80H0Z'/%3E%3Cpath d='M40 30v20M30 40h20'/%3E%3C/g%3E%3C/svg%3E");
	--lu-ease: cubic-bezier(.2, .7, .3, 1);
}

/* ==========================================================================
   2. Reset / base
   ========================================================================== */

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

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

body {
	margin: 0;
	min-height: 100vh;
	display: flex;
	flex-direction: column;
	background: var(--lu-bg);
	color: var(--lu-ink);
	font-family: var(--lu-sans);
	font-size: 17px;
	line-height: 1.65;
	font-feature-settings: "kern" 1, "liga" 1;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	overflow-wrap: break-word;
}

body > main,
body > .woocommerce > main,
body > div.lu-screen { flex: 1 0 auto; }

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

a { color: var(--lu-ink); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--lu-accent); }

h1, h2, h3, h4 {
	font-family: var(--lu-serif);
	font-weight: 600;
	line-height: 1.12;
	letter-spacing: -0.015em;
	margin: 0 0 .6em;
	color: var(--lu-ink);
}

h1 { font-size: clamp(2.2rem, 5.2vw, 3.9rem); }
h2 { font-size: clamp(1.75rem, 3.6vw, 2.7rem); }
h3 { font-size: clamp(1.25rem, 2.2vw, 1.6rem); }
h4 { font-size: 1.1rem; }

p { margin: 0 0 1.15em; }
p:last-child { margin-bottom: 0; }

hr {
	border: 0;
	border-top: 1px solid var(--lu-line);
	margin: var(--lu-gap) 0;
}

blockquote {
	margin: 2rem 0;
	padding: .4rem 0 .4rem 1.6rem;
	border-left: 2px solid var(--lu-red);
	font-family: var(--lu-serif);
	font-size: 1.25rem;
	line-height: 1.45;
	color: var(--lu-ink-soft);
}

code, pre {
	font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
	font-size: .9em;
	background: var(--lu-bg-alt);
}

code { padding: .15em .4em; border-radius: 3px; }
pre { padding: 1rem 1.2rem; border-radius: var(--lu-radius); overflow-x: auto; }

table { border-collapse: collapse; width: 100%; }
th, td { border-bottom: 1px solid var(--lu-line); padding: .7rem .6rem; text-align: left; }

::selection { background: var(--lu-accent); color: #fff; }

:focus-visible {
	outline: 2px solid var(--lu-accent);
	outline-offset: 3px;
	border-radius: 2px;
}

/* ==========================================================================
   3. Layout helpers
   ========================================================================== */

.lu-wrap {
	width: 100%;
	max-width: var(--lu-wrap);
	margin-inline: auto;
	padding-inline: clamp(1.15rem, 5vw, 2.5rem);
}

.lu-wrap--narrow { max-width: var(--lu-wrap-narrow); }

.lu-section { padding-block: var(--lu-section); }
.lu-section--alt {
	position: relative;
	background: var(--lu-bg-alt);
	border-block: 1px solid var(--lu-line);
}
.lu-section--alt::before {
	content: "";
	position: absolute;
	inset: 0;
	background-image: var(--lu-tile);
	background-size: 84px 84px;
	opacity: .2;
	pointer-events: none;
}
.lu-section--alt > * { position: relative; z-index: 1; }
.lu-section--tight { padding-block: clamp(2.5rem, 6vw, 4.5rem); }

.lu-eyebrow {
	font-family: var(--lu-sans);
	font-size: .72rem;
	font-weight: 600;
	letter-spacing: .18em;
	text-transform: uppercase;
	color: var(--lu-red);
	margin: 0 0 1rem;
}

.lu-lead {
	font-size: clamp(1.05rem, 1.6vw, 1.22rem);
	color: var(--lu-ink-soft);
	line-height: 1.6;
}

.screen-reader-text {
	border: 0;
	clip-path: inset(50%);
	height: 1px;
	margin: -1px;
	overflow: hidden;
	padding: 0;
	position: absolute;
	width: 1px;
	white-space: nowrap;
}

.skip-link {
	position: absolute;
	left: -9999px;
	top: 0;
	background: var(--lu-ink);
	color: #fff;
	padding: .75rem 1.2rem;
	z-index: 999;
	border-radius: 0 0 var(--lu-radius) 0;
}
.skip-link:focus { left: 0; color: #fff; }

/* ==========================================================================
   4. Buttons
   ========================================================================== */

.lu-btn,
.woocommerce a.button,
.woocommerce button.button,
.woocommerce input.button,
.woocommerce #respond input#submit,
.woocommerce a.button.alt,
.woocommerce button.button.alt,
.woocommerce input.button.alt {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: .6rem;
	font-family: var(--lu-sans);
	font-size: .95rem;
	font-weight: 600;
	line-height: 1;
	letter-spacing: .01em;
	padding: 1.05rem 1.9rem;
	border: 1px solid var(--lu-accent);
	border-radius: 999px;
	background: var(--lu-accent);
	color: var(--lu-accent-ink);
	text-decoration: none;
	cursor: pointer;
	transition: transform .18s var(--lu-ease), box-shadow .18s var(--lu-ease), background-color .18s var(--lu-ease), color .18s var(--lu-ease);
	box-shadow: 0 12px 26px -14px rgba(29, 100, 121, .95);
	-webkit-appearance: none;
	appearance: none;
}

.lu-btn:hover,
.woocommerce a.button:hover,
.woocommerce button.button:hover,
.woocommerce input.button:hover,
.woocommerce #respond input#submit:hover,
.woocommerce a.button.alt:hover,
.woocommerce button.button.alt:hover,
.woocommerce input.button.alt:hover {
	background: var(--lu-blue-deep);
	border-color: var(--lu-blue-deep);
	color: #fff;
	transform: translateY(-2px);
	box-shadow: 0 16px 32px -16px rgba(29, 100, 121, 1);
}

.lu-btn:active { transform: translateY(0); }

.lu-btn--ghost,
.woocommerce a.button.lu-btn--ghost {
	background: transparent;
	color: var(--lu-ink);
	border-color: var(--lu-line);
	box-shadow: none;
}
.lu-btn--ghost {
	color: var(--lu-blue-deep);
	border-color: var(--lu-blue);
}
.lu-btn--ghost:hover {
	background: var(--lu-blue-deep);
	border-color: var(--lu-blue-deep);
	color: #fff;
	box-shadow: none;
}

.lu-btn--block { width: 100%; }
.lu-btn--sm { padding: .75rem 1.35rem; font-size: .85rem; }

.lu-btn[disabled],
.lu-btn.is-loading { opacity: .6; pointer-events: none; }

.lu-btn__price {
	font-family: var(--lu-serif);
	font-size: 1.05rem;
	font-weight: 600;
	padding-left: .8rem;
	margin-left: .2rem;
	border-left: 1px solid rgba(255, 255, 255, .4);
}
.lu-btn__price del { opacity: .6; font-size: .85em; margin-right: .35rem; }
.lu-btn__price ins { text-decoration: none; }

/* ==========================================================================
   5. Header
   ========================================================================== */

.lu-header {
	position: sticky;
	top: 0;
	z-index: 100;
	background: rgba(245, 248, 249, .9);
	backdrop-filter: saturate(160%) blur(12px);
	-webkit-backdrop-filter: saturate(160%) blur(12px);
	border-bottom: 1px solid transparent;
	transition: border-color .25s var(--lu-ease), background-color .25s var(--lu-ease);
}
.lu-header.is-stuck { border-bottom-color: var(--lu-line); box-shadow: 0 1px 0 rgba(43, 127, 155, .08); }

.lu-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1.5rem;
	min-height: 74px;
}

.lu-brand {
	display: inline-flex;
	align-items: center;
	gap: .7rem;
	font-family: var(--lu-serif);
	font-size: 1.22rem;
	font-weight: 600;
	letter-spacing: -.01em;
	text-decoration: none;
	color: var(--lu-ink);
	line-height: 1.1;
}
.lu-brand img { max-height: 46px; width: auto; }
.lu-brand__tag {
	display: block;
	font-family: var(--lu-sans);
	font-size: .68rem;
	font-weight: 500;
	letter-spacing: .14em;
	text-transform: uppercase;
	color: var(--lu-muted);
	margin-top: .2rem;
}

.lu-nav { display: flex; align-items: center; gap: 1.5rem; }

.lu-nav__list {
	display: flex;
	align-items: center;
	gap: 1.6rem;
	list-style: none;
	margin: 0;
	padding: 0;
}

.lu-nav__list a {
	position: relative;
	font-size: .93rem;
	font-weight: 500;
	color: var(--lu-ink-soft);
	text-decoration: none;
	padding-block: .3rem;
	transition: color .18s var(--lu-ease);
}
.lu-nav__list a::after {
	content: "";
	position: absolute;
	left: 0;
	bottom: 0;
	width: 0;
	height: 1px;
	background: var(--lu-accent);
	transition: width .25s var(--lu-ease);
}
.lu-nav__list a:hover,
.lu-nav__list .current-menu-item > a { color: var(--lu-ink); }
.lu-nav__list a:hover::after,
.lu-nav__list .current-menu-item > a::after { width: 100%; }

/* sub-menus */
.lu-nav__list li { position: relative; }
.lu-nav__list .sub-menu {
	position: absolute;
	top: 100%;
	left: 0;
	min-width: 210px;
	background: var(--lu-surface);
	border: 1px solid var(--lu-line);
	border-radius: var(--lu-radius-lg);
	box-shadow: var(--lu-shadow-card);
	list-style: none;
	margin: .6rem 0 0;
	padding: .5rem;
	display: none;
	z-index: 20;
}
.lu-nav__list li:hover > .sub-menu,
.lu-nav__list li:focus-within > .sub-menu { display: block; }
.lu-nav__list .sub-menu a { display: block; padding: .5rem .7rem; border-radius: var(--lu-radius); }
.lu-nav__list .sub-menu a::after { display: none; }
.lu-nav__list .sub-menu a:hover { background: var(--lu-accent-soft); color: var(--lu-accent); }

.lu-header__actions { display: flex; align-items: center; gap: .8rem; }

.lu-cart-link {
	position: relative;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 42px;
	height: 42px;
	border: 1px solid var(--lu-line);
	border-radius: 999px;
	color: var(--lu-ink);
	text-decoration: none;
	transition: border-color .18s var(--lu-ease), color .18s var(--lu-ease);
}
.lu-cart-link:hover { border-color: var(--lu-accent); color: var(--lu-accent); }
.lu-cart-link__count {
	position: absolute;
	top: -6px;
	right: -6px;
	min-width: 20px;
	height: 20px;
	padding: 0 5px;
	border-radius: 999px;
	background: var(--lu-red);
	color: #fff;
	font-size: .68rem;
	font-weight: 700;
	display: flex;
	align-items: center;
	justify-content: center;
}
.lu-cart-link__count:empty,
.lu-cart-link__count[data-count="0"] { display: none; }

.lu-burger {
	display: none;
	width: 44px;
	height: 44px;
	padding: 0;
	border: 1px solid var(--lu-line);
	border-radius: 999px;
	background: transparent;
	cursor: pointer;
	position: relative;
}
.lu-burger span {
	position: absolute;
	left: 50%;
	width: 18px;
	height: 1.5px;
	background: var(--lu-ink);
	transform: translateX(-50%);
	transition: transform .25s var(--lu-ease), opacity .2s var(--lu-ease);
}
.lu-burger span:nth-child(1) { top: 17px; }
.lu-burger span:nth-child(2) { top: 22.5px; }
.lu-burger span:nth-child(3) { top: 28px; }
.lu-burger[aria-expanded="true"] span:nth-child(1) { transform: translateX(-50%) translateY(5.5px) rotate(45deg); }
.lu-burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.lu-burger[aria-expanded="true"] span:nth-child(3) { transform: translateX(-50%) translateY(-5.5px) rotate(-45deg); }

/* ==========================================================================
   6. Hero
   ========================================================================== */

.lu-hero {
	position: relative;
	overflow: hidden;
	background: linear-gradient(180deg, var(--lu-bg-blue) 0%, var(--lu-bg) 62%);
	padding-block: clamp(3rem, 7vw, 6rem) clamp(3.5rem, 8vw, 6.5rem);
}

.lu-hero::before {
	content: "";
	position: absolute;
	inset: auto -20% 30% 45%;
	height: 120%;
	background: radial-gradient(closest-side, rgba(43, 127, 155, .2), transparent 72%);
	pointer-events: none;
	z-index: 0;
}

.lu-hero__grid {
	position: relative;
	z-index: 1;
	display: grid;
	grid-template-columns: 1.05fr .95fr;
	align-items: center;
	gap: clamp(2rem, 6vw, 5rem);
}

.lu-hero__content { max-width: 34rem; }

.lu-hero__title {
	font-weight: 800;
	font-size: clamp(2.4rem, 5.6vw, 4.2rem);
	margin-bottom: .35em;
	text-wrap: balance;
}

.lu-hero__subtitle {
	font-family: var(--lu-serif);
	font-size: clamp(1.1rem, 2vw, 1.4rem);
	font-style: italic;
	color: var(--lu-blue-deep);
	margin: -0.2em 0 1.1em;
	line-height: 1.35;
}

.lu-hero__excerpt {
	font-size: clamp(1rem, 1.5vw, 1.13rem);
	color: var(--lu-ink-soft);
	margin-bottom: 2rem;
}

.lu-hero__cta {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: .9rem 1.1rem;
}


.lu-hero__stock {
	display: inline-flex;
	align-items: center;
	gap: .5rem;
	font-size: .8rem;
	font-weight: 600;
	letter-spacing: .05em;
	text-transform: uppercase;
	color: var(--lu-ok);
	margin-bottom: 1.1rem;
}
.lu-hero__stock::before {
	content: "";
	width: 7px;
	height: 7px;
	border-radius: 50%;
	background: currentColor;
	box-shadow: 0 0 0 3px rgba(47, 107, 79, .18);
}
.lu-hero__stock.is-out { color: var(--lu-muted); }
.lu-hero__stock.is-out::before { box-shadow: 0 0 0 3px rgba(122, 115, 103, .18); }

/* --- book object --- */

.lu-book {
	display: block;
	position: relative;
	isolation: isolate;
	perspective: 1600px;
	text-decoration: none;
	justify-self: center;
	width: min(100%, 400px);
}

.lu-book__inner {
	position: relative;
	transform: rotateY(-14deg) rotateX(2deg);
	transform-style: preserve-3d;
	transition: transform .7s var(--lu-ease);
	will-change: transform;
}
.lu-book:hover .lu-book__inner { transform: rotateY(-6deg) rotateX(1deg) translateY(-8px); }

.lu-book__cover {
	position: relative;
	border-radius: 3px 7px 7px 3px;
	box-shadow: var(--lu-shadow-book);
	overflow: hidden;
	background: var(--lu-bg-alt);
	aspect-ratio: 2 / 3;
}
.lu-book__cover img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

/* spine + page edges */
.lu-book__cover::before {
	content: "";
	position: absolute;
	inset: 0 auto 0 0;
	width: 26px;
	background: linear-gradient(90deg, rgba(0, 0, 0, .3), rgba(0, 0, 0, .06) 45%, rgba(255, 255, 255, .22) 62%, transparent 100%);
	z-index: 2;
	pointer-events: none;
}
.lu-book__cover::after {
	content: "";
	position: absolute;
	inset: 0;
	background: linear-gradient(115deg, rgba(255, 255, 255, .28), rgba(255, 255, 255, 0) 42%);
	z-index: 3;
	pointer-events: none;
	opacity: .8;
}

.lu-book__placeholder {
	display: block;
	width: 100%;
	height: 100%;
	background:
		linear-gradient(160deg, #14232a, #24525f 55%, #3f7f92),
		var(--lu-bg-alt);
}

.lu-book__pages {
	position: absolute;
	top: 6px;
	bottom: 6px;
	right: -9px;
	width: 10px;
	background: repeating-linear-gradient(90deg, #fff, #fff 1px, #dbe6ea 1px, #dbe6ea 2px);
	border-radius: 0 3px 3px 0;
	transform: rotateY(6deg);
	z-index: 1;
}

.lu-book__badge {
	position: absolute;
	top: 16px;
	right: 8px;
	z-index: 5;
	background: var(--lu-red);
	color: #fff;
	font-size: .7rem;
	font-weight: 700;
	letter-spacing: .1em;
	text-transform: uppercase;
	padding: .5rem .85rem;
	border-radius: 999px;
	box-shadow: 0 8px 20px -10px rgba(0, 0, 0, .7);
}
.lu-book__badge--sale { background: var(--lu-red); }

.lu-book__shadow {
	position: absolute;
	left: 8%;
	right: 8%;
	bottom: -26px;
	height: 34px;
	background: radial-gradient(closest-side, rgba(23, 21, 15, .3), transparent);
	filter: blur(6px);
	z-index: -1;
}

.lu-book__hint {
	display: block;
	text-align: center;
	margin-top: 2.6rem;
	font-size: .78rem;
	letter-spacing: .12em;
	text-transform: uppercase;
	color: var(--lu-muted);
	transition: color .2s var(--lu-ease);
}
.lu-book:hover .lu-book__hint { color: var(--lu-accent); }

/* ==========================================================================
   7. Sobre o autor
   ========================================================================== */

.lu-author__grid {
	display: grid;
	grid-template-columns: minmax(220px, 320px) 1fr;
	gap: clamp(2rem, 6vw, 4.5rem);
	align-items: center;
}

.lu-author__photo {
	position: relative;
	border-radius: var(--lu-radius-lg);
	overflow: hidden;
	aspect-ratio: 4 / 5;
	background: var(--lu-bg-alt);
	box-shadow: var(--lu-shadow-card);
}
.lu-author__photo img { width: 100%; height: 100%; object-fit: cover; }
.lu-author__photo::after {
	content: "";
	position: absolute;
	inset: 0;
	border: 1px solid rgba(23, 21, 15, .07);
	border-radius: inherit;
}

.lu-author__name { margin-bottom: .25em; }
.lu-author__role {
	font-size: .78rem;
	font-weight: 600;
	letter-spacing: .16em;
	text-transform: uppercase;
	color: var(--lu-muted);
	margin-bottom: 1.4rem;
}
.lu-author__bio { font-size: 1.04rem; color: var(--lu-ink-soft); }
.lu-author__bio p + p { margin-top: 1em; }

.lu-author__quote {
	margin: 1.8rem 0 0;
	padding-left: 1.4rem;
	border-left: 2px solid var(--lu-red);
	font-family: var(--lu-serif);
	font-style: italic;
	font-size: 1.15rem;
	line-height: 1.45;
	color: var(--lu-ink);
}

.lu-author__links {
	display: flex;
	flex-wrap: wrap;
	gap: .8rem;
	margin-top: 1.8rem;
}

/* ==========================================================================
   9. Feature cards (menu shortcuts)
   ========================================================================== */

.lu-cards {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
	gap: 1.1rem;
}

.lu-card {
	display: flex;
	flex-direction: column;
	gap: .55rem;
	padding: 1.7rem 1.6rem;
	background: var(--lu-surface);
	border: 1px solid var(--lu-line);
	border-radius: var(--lu-radius-lg);
	text-decoration: none;
	color: var(--lu-ink);
	transition: transform .22s var(--lu-ease), border-color .22s var(--lu-ease), box-shadow .22s var(--lu-ease);
}
.lu-card:hover {
	transform: translateY(-4px);
	border-color: rgba(180, 71, 43, .4);
	box-shadow: var(--lu-shadow-card);
	color: var(--lu-ink);
}
.lu-card__icon {
	width: 38px;
	height: 38px;
	display: grid;
	place-items: center;
	border-radius: 10px;
	background: var(--lu-blue-soft);
	color: var(--lu-blue-deep);
	margin-bottom: .5rem;
}
.lu-card__icon svg { width: 19px; height: 19px; }
.lu-card__title { font-family: var(--lu-serif); font-size: 1.2rem; margin: 0; }
.lu-card__text { font-size: .92rem; color: var(--lu-muted); margin: 0; }
.lu-card__more {
	margin-top: .6rem;
	font-size: .82rem;
	font-weight: 600;
	color: var(--lu-accent);
	display: inline-flex;
	align-items: center;
	gap: .35rem;
	text-decoration: none;
	transition: gap .2s var(--lu-ease);
}
.lu-card__more svg { width: 14px; height: 14px; }
.lu-card:hover .lu-card__more,
a.lu-card__more:hover { gap: .65rem; }

/* ==========================================================================
   10. Page header + content
   ========================================================================== */

.lu-page-header {
	padding-block: clamp(2.8rem, 7vw, 5rem) clamp(1.5rem, 4vw, 2.5rem);
	text-align: center;
}
.lu-page-header .lu-eyebrow { margin-bottom: .8rem; }
.lu-page-header__title { margin-bottom: .4em; text-wrap: balance; }
.lu-page-header__desc {
	max-width: 42rem;
	margin-inline: auto;
	color: var(--lu-ink-soft);
	font-size: 1.06rem;
}

.lu-entry-content { font-size: 1.04rem; }
.lu-entry-content > * + * { margin-top: 1.15em; }
.lu-entry-content h2 { margin-top: 2em; }
.lu-entry-content h3 { margin-top: 1.6em; }
.lu-entry-content ul,
.lu-entry-content ol { padding-left: 1.3rem; }
.lu-entry-content li + li { margin-top: .4em; }
.lu-entry-content img { border-radius: var(--lu-radius-lg); }
.lu-entry-content .wp-caption-text,
.lu-entry-content figcaption { font-size: .85rem; color: var(--lu-muted); text-align: center; margin-top: .6rem; }

.alignwide { max-width: min(100%, 1080px); margin-inline: auto; }
.alignfull { width: 100vw; max-width: 100vw; margin-left: calc(50% - 50vw); }
.alignleft { float: left; margin: .4rem 1.6rem 1rem 0; }
.alignright { float: right; margin: .4rem 0 1rem 1.6rem; }
.aligncenter { margin-inline: auto; }

/* ==========================================================================
   11. Forms
   ========================================================================== */

.lu-form-layout {
	display: grid;
	grid-template-columns: 1fr minmax(300px, 360px);
	gap: clamp(2rem, 5vw, 4rem);
	align-items: start;
}

.lu-form {
	background: var(--lu-surface);
	border: 1px solid var(--lu-line);
	border-radius: var(--lu-radius-lg);
	padding: clamp(1.5rem, 4vw, 2.6rem);
	box-shadow: var(--lu-shadow-card);
}

.lu-form__grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 1.15rem;
}

.lu-field { display: flex; flex-direction: column; gap: .4rem; }
.lu-field--full { grid-column: 1 / -1; }

.lu-field label {
	font-size: .82rem;
	font-weight: 600;
	letter-spacing: .02em;
	color: var(--lu-ink-soft);
}
.lu-field label .req { color: var(--lu-red); }
.lu-field__hint { font-size: .78rem; color: var(--lu-muted); }

.lu-form input[type="text"],
.lu-form input[type="email"],
.lu-form input[type="tel"],
.lu-form input[type="url"],
.lu-form input[type="number"],
.lu-form select,
.lu-form textarea,
.lu-input {
	width: 100%;
	font-family: inherit;
	font-size: .97rem;
	color: var(--lu-ink);
	background: var(--lu-bg);
	border: 1px solid var(--lu-line);
	border-radius: var(--lu-radius);
	padding: .8rem .9rem;
	transition: border-color .18s var(--lu-ease), box-shadow .18s var(--lu-ease), background-color .18s var(--lu-ease);
	-webkit-appearance: none;
	appearance: none;
}
.lu-form select {
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%237a7367' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
	background-repeat: no-repeat;
	background-position: right .8rem center;
	background-size: 16px;
	padding-right: 2.4rem;
}
.lu-form textarea { min-height: 140px; resize: vertical; line-height: 1.55; }

.lu-form input:focus,
.lu-form select:focus,
.lu-form textarea:focus {
	outline: none;
	background: var(--lu-surface);
	border-color: var(--lu-accent);
	box-shadow: 0 0 0 3px var(--lu-accent-soft);
}

.lu-form input[aria-invalid="true"],
.lu-form textarea[aria-invalid="true"],
.lu-form select[aria-invalid="true"] { border-color: var(--lu-err); }

.lu-checkbox {
	display: flex;
	align-items: flex-start;
	gap: .65rem;
	font-size: .88rem;
	color: var(--lu-ink-soft);
	cursor: pointer;
}
.lu-checkbox input { margin-top: .25rem; accent-color: var(--lu-accent); width: 16px; height: 16px; flex: none; }

.lu-form__hp { position: absolute !important; left: -9999px !important; opacity: 0; height: 0; }

.lu-form__footer {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	margin-top: 1.7rem;
	padding-top: 1.5rem;
	border-top: 1px solid var(--lu-line-soft);
}
.lu-form__note { font-size: .8rem; color: var(--lu-muted); margin: 0; max-width: 22rem; }

.lu-alert {
	display: none;
	gap: .7rem;
	align-items: flex-start;
	padding: .95rem 1.1rem;
	border-radius: var(--lu-radius);
	font-size: .93rem;
	margin-bottom: 1.4rem;
	border: 1px solid transparent;
}
.lu-alert.is-visible { display: flex; }
.lu-alert--ok { background: rgba(47, 107, 79, .08); border-color: rgba(47, 107, 79, .28); color: #1f4c37; }
.lu-alert--err { background: rgba(161, 45, 30, .07); border-color: rgba(161, 45, 30, .28); color: var(--lu-err); }
.lu-alert svg { width: 18px; height: 18px; flex: none; margin-top: .12rem; }

.lu-form__spinner {
	width: 15px;
	height: 15px;
	border: 2px solid rgba(255, 255, 255, .4);
	border-top-color: #fff;
	border-radius: 50%;
	animation: lu-spin .7s linear infinite;
	display: none;
}
.lu-btn.is-loading .lu-form__spinner { display: block; }
@keyframes lu-spin { to { transform: rotate(360deg); } }

/* aside next to the form */
.lu-aside {
	position: sticky;
	top: 100px;
	display: flex;
	flex-direction: column;
	gap: 1.2rem;
}
.lu-aside__box {
	background: var(--lu-bg-blue);
	border: 1px solid var(--lu-line);
	border-radius: var(--lu-radius-lg);
	padding: 1.5rem;
}
.lu-aside__box h3 { font-size: 1.15rem; margin-bottom: .6rem; }
.lu-aside__box p { font-size: .92rem; color: var(--lu-ink-soft); }
.lu-aside__list { list-style: none; margin: 0; padding: 0; font-size: .92rem; }
.lu-aside__list li {
	display: flex;
	gap: .6rem;
	padding: .5rem 0;
	border-bottom: 1px dashed var(--lu-line);
	color: var(--lu-ink-soft);
}
.lu-aside__list li:last-child { border-bottom: 0; }
.lu-aside__list svg { width: 16px; height: 16px; flex: none; margin-top: .22rem; color: var(--lu-accent); }

.lu-aside__book {
	display: flex;
	gap: 1rem;
	align-items: center;
	text-decoration: none;
	color: inherit;
}
.lu-aside__book img { width: 74px; border-radius: 2px 4px 4px 2px; box-shadow: 0 8px 18px -10px rgba(0, 0, 0, .55); }
.lu-aside__book strong { font-family: var(--lu-serif); font-size: 1.02rem; display: block; line-height: 1.25; }
.lu-aside__book span { font-size: .85rem; color: var(--lu-muted); }

/* ==========================================================================
   12. Footer
   ========================================================================== */

.lu-footer {
	position: relative;
	background: var(--lu-bg-alt);
	border-top: 1px solid var(--lu-line);
	padding-block: clamp(2.4rem, 5vw, 3.4rem);
	margin-top: auto;
	text-align: center;
}
.lu-footer::before {
	content: "";
	position: absolute;
	inset: 0;
	background-image: var(--lu-tile);
	background-size: 84px 84px;
	opacity: .2;
	pointer-events: none;
}
.lu-footer > * { position: relative; z-index: 1; }

.lu-social {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: .7rem;
	list-style: none;
	margin: 0;
	padding: 0;
}
.lu-social a {
	width: 46px;
	height: 46px;
	display: grid;
	place-items: center;
	border: 1px solid var(--lu-line);
	border-radius: 999px;
	background: var(--lu-surface);
	color: var(--lu-blue-deep);
	transition: background-color .2s var(--lu-ease), border-color .2s var(--lu-ease), color .2s var(--lu-ease), transform .2s var(--lu-ease);
}
.lu-social a:hover {
	background: var(--lu-accent);
	border-color: var(--lu-accent);
	color: #fff;
	transform: translateY(-2px);
}
.lu-social svg { width: 19px; height: 19px; }

/* ==========================================================================
   13. WooCommerce
   ========================================================================== */

.woocommerce-notices-wrapper:empty { display: none; }

.woocommerce-message,
.woocommerce-info,
.woocommerce-error {
	list-style: none;
	background: var(--lu-surface);
	border: 1px solid var(--lu-line);
	border-left: 3px solid var(--lu-accent);
	border-radius: var(--lu-radius);
	padding: 1rem 1.2rem;
	margin: 0 0 1.6rem;
	font-size: .95rem;
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 1rem;
	justify-content: space-between;
	color: var(--lu-ink);
}
.woocommerce-error { border-left-color: var(--lu-err); }
.woocommerce-message::before,
.woocommerce-info::before,
.woocommerce-error::before { display: none; }
.woocommerce-message .button,
.woocommerce-info .button { padding: .6rem 1.1rem; font-size: .82rem; }

.lu-product {
	display: grid;
	grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
	gap: clamp(2rem, 6vw, 4.5rem);
	align-items: start;
}
.lu-product > .woocommerce-tabs,
.lu-product > .woocommerce-product-rating,
.lu-product > .related,
.lu-product > .up-sells,
.lu-product > .woocommerce-notices-wrapper { grid-column: 1 / -1; }
.lu-product .woocommerce-product-gallery { width: 100% !important; float: none !important; margin: 0 !important; }
.lu-product .summary { width: 100% !important; float: none !important; margin: 0 !important; }
.lu-product .woocommerce-product-gallery__image img { border-radius: var(--lu-radius-lg); box-shadow: var(--lu-shadow-book); max-width: 440px; margin-inline: auto; }
.lu-product .flex-control-thumbs { display: flex; gap: .6rem; list-style: none; padding: 0; margin: 1rem 0 0; }
.lu-product .flex-control-thumbs li { width: 70px; }
.lu-product .flex-control-thumbs img { border-radius: var(--lu-radius); cursor: pointer; opacity: .65; }
.lu-product .flex-control-thumbs img.flex-active,
.lu-product .flex-control-thumbs img:hover { opacity: 1; }

.woocommerce div.product .product_title { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: .3em; }
.woocommerce div.product p.price,
.woocommerce div.product span.price {
	font-family: var(--lu-serif);
	font-size: 2rem;
	color: var(--lu-ink);
	margin-bottom: 1rem;
}
.woocommerce div.product p.price del { color: var(--lu-muted); font-size: .6em; margin-right: .5rem; }
.woocommerce div.product p.price ins { text-decoration: none; color: var(--lu-red); }

.woocommerce div.product form.cart { display: flex; flex-wrap: wrap; gap: .8rem; align-items: center; margin: 1.6rem 0; }
.woocommerce div.product form.cart .quantity { display: inline-flex; }
.woocommerce .quantity input.qty {
	width: 74px;
	text-align: center;
	padding: 1rem .5rem;
	border: 1px solid var(--lu-line);
	border-radius: 999px;
	background: var(--lu-surface);
	font-size: 1rem;
	font-family: inherit;
	color: var(--lu-ink);
}
.woocommerce div.product .woocommerce-product-details__short-description {
	font-size: 1.05rem;
	color: var(--lu-ink-soft);
	padding-bottom: 1.4rem;
	border-bottom: 1px solid var(--lu-line);
}
.woocommerce div.product .product_meta { font-size: .85rem; color: var(--lu-muted); margin-top: 1.4rem; }
.woocommerce div.product .product_meta > span { display: block; margin-bottom: .3rem; }

.woocommerce div.product .woocommerce-tabs ul.tabs {
	display: flex;
	flex-wrap: wrap;
	gap: 1.6rem;
	list-style: none;
	margin: 0 0 1.8rem;
	padding: 0 0 .8rem;
	border-bottom: 1px solid var(--lu-line);
}
.woocommerce div.product .woocommerce-tabs ul.tabs::before { display: none; }
.woocommerce div.product .woocommerce-tabs ul.tabs li {
	background: none;
	border: 0;
	border-radius: 0;
	padding: 0;
	margin: 0;
}
.woocommerce div.product .woocommerce-tabs ul.tabs li::before,
.woocommerce div.product .woocommerce-tabs ul.tabs li::after { display: none; }
.woocommerce div.product .woocommerce-tabs ul.tabs li a {
	font-family: var(--lu-sans);
	font-size: .9rem;
	font-weight: 600;
	color: var(--lu-muted);
	padding: 0;
	text-decoration: none;
}
.woocommerce div.product .woocommerce-tabs ul.tabs li.active a { color: var(--lu-accent); }
.woocommerce div.product .woocommerce-tabs .panel { margin: 0; }
.woocommerce div.product .woocommerce-tabs h2 { font-size: 1.5rem; }

.woocommerce .related, .woocommerce .upsells { display: none; }

/* cart + checkout */
.woocommerce table.shop_table {
	border: 1px solid var(--lu-line);
	border-radius: var(--lu-radius-lg);
	border-collapse: separate;
	border-spacing: 0;
	overflow: hidden;
	background: var(--lu-surface);
}
.woocommerce table.shop_table th { font-family: var(--lu-sans); font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; color: var(--lu-muted); }
.woocommerce table.shop_table td, .woocommerce table.shop_table th { border-top: 0; border-bottom: 1px solid var(--lu-line-soft); padding: 1rem; }
.woocommerce #content table.cart img, .woocommerce table.cart img { width: 56px; border-radius: 2px; }
.woocommerce-cart .cart-collaterals .cart_totals { width: 100%; }
.woocommerce-cart .cart-collaterals .cart_totals > h2 { font-size: 1.4rem; }
.woocommerce .cart-collaterals .cart_totals table { background: var(--lu-surface); }

.woocommerce form.checkout_coupon,
.woocommerce form.login,
.woocommerce form.register,
.woocommerce-checkout #customer_details .col-1,
.woocommerce-checkout #customer_details .col-2,
.woocommerce-checkout #order_review,
.woocommerce-checkout #order_review_heading + #order_review {
	border-radius: var(--lu-radius-lg);
}
.woocommerce form .form-row { margin-bottom: 1.1rem; }
.woocommerce form .form-row label { font-size: .82rem; font-weight: 600; color: var(--lu-ink-soft); margin-bottom: .35rem; display: block; }
.woocommerce form .form-row input.input-text,
.woocommerce form .form-row textarea,
.woocommerce form .form-row select,
.woocommerce .select2-container .select2-selection--single {
	width: 100%;
	font-family: inherit;
	font-size: .97rem;
	color: var(--lu-ink);
	background: var(--lu-surface);
	border: 1px solid var(--lu-line);
	border-radius: var(--lu-radius);
	padding: .78rem .9rem;
	height: auto;
	line-height: 1.4;
}
.woocommerce form .form-row input.input-text:focus,
.woocommerce form .form-row textarea:focus,
.woocommerce form .form-row select:focus {
	outline: none;
	border-color: var(--lu-accent);
	box-shadow: 0 0 0 3px var(--lu-accent-soft);
}
.woocommerce .select2-container .select2-selection--single .select2-selection__rendered { line-height: 1.4; padding: 0; color: var(--lu-ink); }
.woocommerce .select2-container .select2-selection--single .select2-selection__arrow { top: 12px; right: 10px; }

.woocommerce-checkout #payment {
	background: var(--lu-bg-alt);
	border: 1px solid var(--lu-line);
	border-radius: var(--lu-radius-lg);
}
.woocommerce-checkout #payment div.payment_box { background: var(--lu-surface); border-radius: var(--lu-radius); font-size: .9rem; }
.woocommerce-checkout #payment div.payment_box::before { display: none; }
.woocommerce-checkout #payment ul.payment_methods { border-bottom: 1px solid var(--lu-line); }

.woocommerce .woocommerce-breadcrumb { font-size: .82rem; color: var(--lu-muted); margin-bottom: 1.6rem; }
.woocommerce .woocommerce-breadcrumb a { color: var(--lu-muted); }

.woocommerce-store-notice, p.demo_store { background: var(--lu-ink); font-size: .88rem; }

.woocommerce .blockUI.blockOverlay { background: var(--lu-bg) !important; }
.woocommerce a.added_to_cart { display: none; }

/* single-product trust list under the cart */
.lu-product__trust { list-style: none; margin: 1.8rem 0 0; padding: 1.4rem 0 0; border-top: 1px solid var(--lu-line); display: grid; gap: .7rem; font-size: .9rem; color: var(--lu-ink-soft); }
.lu-product__trust li { display: flex; gap: .65rem; align-items: flex-start; }
.lu-product__trust svg { width: 17px; height: 17px; flex: none; margin-top: .18rem; color: var(--lu-accent); }

/* ==========================================================================
   14. Posts / archive (fallback)
   ========================================================================== */

.lu-posts { display: grid; gap: 2.4rem; }
.lu-post-card { border-bottom: 1px solid var(--lu-line); padding-bottom: 2.2rem; }
.lu-post-card:last-child { border-bottom: 0; }
.lu-post-card__title { margin-bottom: .3em; }
.lu-post-card__title a { text-decoration: none; }
.lu-post-card__meta { font-size: .82rem; color: var(--lu-muted); margin-bottom: .9rem; }
.lu-post-card__thumb { margin-bottom: 1.2rem; border-radius: var(--lu-radius-lg); overflow: hidden; }

.lu-pagination { display: flex; gap: .5rem; justify-content: center; margin-top: 3rem; }
.lu-pagination .page-numbers {
	display: grid;
	place-items: center;
	min-width: 40px;
	height: 40px;
	padding: 0 .6rem;
	border: 1px solid var(--lu-line);
	border-radius: 999px;
	text-decoration: none;
	font-size: .9rem;
}
.lu-pagination .page-numbers.current,
.lu-pagination .page-numbers:hover { background: var(--lu-ink); border-color: var(--lu-ink); color: #fff; }

.lu-404 { text-align: center; padding-block: clamp(4rem, 12vw, 8rem); }
.lu-404__code { font-family: var(--lu-serif); font-size: clamp(4rem, 14vw, 8rem); line-height: 1; color: var(--lu-accent); margin: 0 0 1rem; }

.lu-search-form { display: flex; gap: .6rem; max-width: 420px; margin-inline: auto; }
.lu-search-form input[type="search"] {
	flex: 1;
	font-family: inherit;
	font-size: .97rem;
	padding: .8rem 1rem;
	border: 1px solid var(--lu-line);
	border-radius: 999px;
	background: var(--lu-surface);
	color: var(--lu-ink);
}

/* ==========================================================================
   15. Reveal on scroll
   ========================================================================== */

.lu-reveal {
	opacity: 0;
	transform: translateY(18px);
	transition: opacity .7s var(--lu-ease), transform .7s var(--lu-ease);
}
.lu-reveal.is-in { opacity: 1; transform: none; }

/* ==========================================================================
   16. Responsive
   ========================================================================== */

@media (max-width: 1024px) {
	.lu-hero__grid { grid-template-columns: 1fr; text-align: center; }
	.lu-hero__content { max-width: 40rem; margin-inline: auto; }
	.lu-hero__cta { justify-content: center; }
	.lu-book { order: -1; width: min(72%, 320px); margin-bottom: 1.5rem; }
	.lu-hero::before { inset: auto -30% 40% 20%; }
	.lu-form-layout { grid-template-columns: 1fr; }
	.lu-aside { position: static; }
	.lu-product { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
	.lu-author__grid { grid-template-columns: 1fr; text-align: center; }
	.lu-author__photo { width: min(72%, 270px); margin-inline: auto; }
	.lu-author__quote { border-left: 0; border-top: 2px solid var(--lu-accent); padding: 1.1rem 0 0; margin-top: 1.6rem; }
	.lu-author__links { justify-content: center; }
	.lu-footer__top { grid-template-columns: 1fr; }
}

@media (max-width: 782px) {
	.admin-bar .lu-header { top: 46px; }
}

@media (max-width: 768px) {
	body { font-size: 16px; }

	.lu-burger { display: block; }

	.lu-nav {
		position: fixed;
		inset: 0 0 auto;
		top: 0;
		padding: 90px clamp(1.15rem, 5vw, 2rem) 2.5rem;
		background: var(--lu-bg);
		flex-direction: column;
		align-items: stretch;
		gap: 0;
		height: 100dvh;
		overflow-y: auto;
		transform: translateY(-100%);
		transition: transform .38s var(--lu-ease);
		z-index: -1;
	}
	.lu-nav.is-open { transform: translateY(0); }

	.lu-nav__list { flex-direction: column; align-items: stretch; gap: 0; }
	.lu-nav__list > li { border-bottom: 1px solid var(--lu-line); }
	.lu-nav__list a { display: block; padding: 1.05rem 0; font-family: var(--lu-serif); font-size: 1.3rem; color: var(--lu-ink); }
	.lu-nav__list a::after { display: none; }
	.lu-nav__list .sub-menu { position: static; display: block; border: 0; box-shadow: none; background: transparent; padding: 0 0 .6rem .8rem; margin: 0; }
	.lu-nav__list .sub-menu a { font-size: 1rem; padding: .5rem 0; }

	.lu-nav .lu-btn { margin-top: 1.6rem; }

	.lu-form__grid { grid-template-columns: 1fr; }
	.lu-form__footer { flex-direction: column; align-items: stretch; }
	.lu-form__footer .lu-btn { width: 100%; }

	.lu-footer__nav { columns: 1; }
	.woocommerce div.product form.cart { justify-content: center; }
}

@media (max-width: 480px) {
	.lu-book { width: min(66%, 250px); }
	.lu-book__hint { margin-top: 1.8rem; }
	.lu-btn { padding: .95rem 1.5rem; font-size: .9rem; }
	.lu-hero__cta { flex-direction: column; align-items: stretch; }
	.lu-hero__cta .lu-btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
	*, *::before, *::after {
		animation-duration: .01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: .01ms !important;
		scroll-behavior: auto !important;
	}
	.lu-reveal { opacity: 1; transform: none; }
}

@media print {
	.lu-header, .lu-footer, .lu-nav { display: none !important; }
}