/**
 * Layout & Grid Styles
 *
 * Grid system and layout utilities based on DES Design System
 * @package baansuan-duangporn
 * @version 0.1.0
 */

/* Site Structure */
html,
body,
#page {
	height: 100%;
}

body {
	display: flex;
	flex-direction: column;
}

.site-header {
	background-color: var(--color-primary);
	color: var(--color-text-inverse);
	min-height: var(--header-height);
}

/* Sticky variant — defined ahead of time, not applied yet */
.site-header--sticky {
	position: sticky;
	top: 0;
	z-index: 100;
	box-shadow: var(--shadow-soft);
}

.site-content {
	flex: 1;
}

.site-footer {
	background-color: var(--color-primary);
	color: var(--color-text-inverse);
	margin-top: var(--space-xl);
}

/* Container — the single container class for the whole site */
.container,
.site-main {
	max-width: 1320px;
	margin: 0 auto;
	padding: 0 var(--space-m);
}

/* Grid system */
.grid {
	display: grid;
	gap: var(--space-m);
}

/* Desktop: 12 columns */
@media (min-width: 1024px) {
	.grid {
		grid-template-columns: repeat(12, 1fr);
	}

	.grid-col-1 { grid-column: span 1; }
	.grid-col-2 { grid-column: span 2; }
	.grid-col-3 { grid-column: span 3; }
	.grid-col-4 { grid-column: span 4; }
	.grid-col-6 { grid-column: span 6; }
	.grid-col-12 { grid-column: span 12; }
}

/* Tablet: 8 columns */
@media (min-width: 768px) and (max-width: 1023px) {
	.grid {
		grid-template-columns: repeat(8, 1fr);
	}

	.grid-col-1 { grid-column: span 1; }
	.grid-col-2 { grid-column: span 2; }
	.grid-col-4 { grid-column: span 4; }
	.grid-col-8 { grid-column: span 8; }
}

/* Mobile: 4 columns */
@media (max-width: 767px) {
	.grid {
		grid-template-columns: repeat(4, 1fr);
	}

	.grid-col-1 { grid-column: span 1; }
	.grid-col-2 { grid-column: span 2; }
	.grid-col-4 { grid-column: span 4; }
}

/* Flexbox utilities */
.flex {
	display: flex;
}

.flex-center {
	justify-content: center;
	align-items: center;
}

.flex-between {
	justify-content: space-between;
	align-items: center;
}

.flex-column {
	flex-direction: column;
}

/* Spacing utilities */
.mt-0 { margin-top: 0; }
.mt-xs { margin-top: var(--space-xs); }
.mt-s { margin-top: var(--space-s); }
.mt-m { margin-top: var(--space-m); }
.mt-l { margin-top: var(--space-l); }
.mt-xl { margin-top: var(--space-xl); }

.mb-0 { margin-bottom: 0; }
.mb-xs { margin-bottom: var(--space-xs); }
.mb-s { margin-bottom: var(--space-s); }
.mb-m { margin-bottom: var(--space-m); }
.mb-l { margin-bottom: var(--space-l); }
.mb-xl { margin-bottom: var(--space-xl); }

.p-m { padding: var(--space-m); }
.p-l { padding: var(--space-l); }

/* Display utilities */
.screen-reader-text {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border-width: 0;
}

.hidden {
	display: none !important;
}

@media (max-width: 767px) {
	.hidden-mobile {
		display: none !important;
	}
}

@media (min-width: 768px) and (max-width: 1023px) {
	.hidden-tablet {
		display: none !important;
	}
}

@media (min-width: 1024px) {
	.hidden-desktop {
		display: none !important;
	}
}

/* Text utilities */
.text-center {
	text-align: center;
}

.text-left {
	text-align: left;
}

.text-right {
	text-align: right;
}

.text-muted {
	color: var(--color-text-secondary);
}

/* Responsive container */
@media (max-width: 767px) {
	.container,
	.site-main {
		padding: 0 var(--space-s);
	}
}

/* ==========================================================================
   Skip Link
   ========================================================================== */

.skip-link {
	position: absolute;
	top: var(--space-s);
	left: var(--space-s);
	z-index: 200;
}

.screen-reader-text:focus {
	clip: auto;
	clip-path: none;
	width: auto;
	height: auto;
	padding: var(--space-s) var(--space-m);
	background-color: var(--color-background);
	color: var(--color-primary);
	border-radius: var(--radius-small);
	box-shadow: var(--shadow-medium);
}

/* ==========================================================================
   Site Header
   ========================================================================== */

.site-header > .container {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--space-l);
	min-height: var(--header-height);
}

.site-branding {
	display: flex;
	align-items: center;
	gap: var(--space-m);
}

.site-branding .custom-logo {
	max-height: calc(var(--header-height) - var(--space-m));
	width: auto;
}

.site-title {
	margin: 0;
	font-family: var(--font-display);
	font-size: var(--font-size-h3);
	line-height: var(--line-height-tight);
}

.site-title a {
	color: var(--color-text-inverse);
}

.site-description {
	margin: 0;
	font-size: var(--font-size-small);
	color: var(--color-text-inverse);
}

/* Primary Navigation */
.site-navigation .nav-menu {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-l);
	list-style: none;
	margin: 0;
	padding: 0;
}

.site-navigation a {
	display: inline-block;
	padding: var(--space-s) 0;
	color: var(--color-text-inverse);
}

.site-navigation a:hover,
.site-navigation a:focus {
	color: var(--color-text-inverse);
	text-decoration: underline;
	text-underline-offset: 4px;
}

/* Navigation active state */
.site-navigation .current-menu-item > a,
.site-navigation .current_page_item > a,
.site-navigation .current-menu-ancestor > a {
	font-weight: 600;
	text-decoration: underline;
	text-underline-offset: 4px;
}

/* Header CTA */
.btn {
	display: inline-block;
	padding: var(--space-s) var(--space-l);
	border-radius: var(--radius-pill);
	transition: background-color 0.2s ease;
}

.btn--cta {
	background-color: var(--color-accent);
	color: var(--color-text-inverse);
}

.btn--cta:hover,
.btn--cta:focus {
	background-color: var(--color-secondary);
	color: var(--color-text-inverse);
}

/* Mobile menu toggle */
.menu-toggle {
	display: none;
	align-items: center;
	background: none;
	border: none;
	cursor: pointer;
	padding: var(--space-s);
}

.hamburger {
	position: relative;
	display: block;
	width: 24px;
	height: 2px;
	background-color: var(--color-text-inverse);
	transition: background-color 0.2s ease;
}

.hamburger::before,
.hamburger::after {
	content: '';
	position: absolute;
	left: 0;
	display: block;
	width: 24px;
	height: 2px;
	background-color: var(--color-text-inverse);
	transition: transform 0.2s ease;
}

.hamburger::before {
	top: -7px;
}

.hamburger::after {
	top: 7px;
}

.menu-toggle.active .hamburger {
	background-color: transparent;
}

.menu-toggle.active .hamburger::before {
	transform: translateY(7px) rotate(45deg);
}

.menu-toggle.active .hamburger::after {
	transform: translateY(-7px) rotate(-45deg);
}

/* Mobile navigation */
@media (max-width: 767px) {
	.site-header {
		position: relative;
	}

	.menu-toggle {
		display: inline-flex;
	}

	.site-navigation .nav-menu {
		display: none;
		position: absolute;
		top: 100%;
		left: 0;
		right: 0;
		z-index: 99;
		flex-direction: column;
		gap: 0;
		background-color: var(--color-primary);
		padding: var(--space-m);
		box-shadow: var(--shadow-medium);
	}

	.site-navigation .nav-menu.active {
		display: flex;
	}

	.site-navigation .nav-menu a {
		display: block;
		padding: var(--space-m) 0;
	}

	/* CTA hidden on mobile for now; revisit with the mobile menu design */
	.site-header-actions {
		display: none;
	}
}

/* ==========================================================================
   Site Footer
   ========================================================================== */

.footer-columns {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: var(--space-xl);
	padding: var(--space-xl) 0;
}

@media (min-width: 768px) and (max-width: 1023px) {
	.footer-columns {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (max-width: 767px) {
	.footer-columns {
		grid-template-columns: 1fr;
		gap: var(--space-l);
	}
}

.footer-brand-name {
	margin: 0 0 var(--space-s);
	font-family: var(--font-display);
	font-size: var(--font-size-h3);
}

.footer-tagline {
	margin: 0;
	font-size: var(--font-size-small);
}

.footer-heading {
	margin: 0 0 var(--space-m);
	font-family: var(--font-body);
	font-size: var(--font-size-body);
	font-weight: 600;
}

.site-footer a {
	color: var(--color-text-inverse);
}

.site-footer a:hover,
.site-footer a:focus {
	color: var(--color-text-inverse);
	text-decoration: underline;
	text-underline-offset: 4px;
}

.footer-menu,
.footer-contact-list,
.footer-social-list {
	list-style: none;
	margin: 0;
	padding: 0;
}

.footer-menu li,
.footer-contact-list li,
.footer-social-list li {
	margin-bottom: var(--space-s);
}

.footer-bottom {
	border-top: 1px solid var(--color-secondary);
	padding: var(--space-m) 0;
	font-size: var(--font-size-small);
}

.footer-bottom p {
	margin: 0;
}

/* ==========================================================================
   Button Variants (used across homepage sections)
   ========================================================================== */

.btn--ghost {
	background-color: transparent;
	color: var(--color-text-inverse);
	border: 1px solid var(--color-text-inverse);
}

.btn--ghost:hover,
.btn--ghost:focus {
	background-color: var(--color-text-inverse);
	color: var(--color-primary);
}

.btn--outline {
	background-color: transparent;
	color: var(--color-primary);
	border: 1px solid var(--color-primary);
}

.btn--outline:hover,
.btn--outline:focus {
	background-color: var(--color-primary);
	color: var(--color-text-inverse);
}

/* ==========================================================================
   Homepage — Shared Section Primitives
   ========================================================================== */

.home-section {
	padding: var(--section-spacing) 0;
}

.section-title {
	margin-top: 0;
	margin-bottom: var(--space-l);
	font-size: var(--font-size-h2);
}

/* Short intro line under a section title */
.section-lead {
	max-width: 640px;
	margin: calc(-1 * var(--space-m)) 0 var(--space-l);
	color: var(--color-text-secondary);
	font-size: var(--font-size-body);
	line-height: var(--line-height-relaxed);
}

.section-lead--center {
	margin-left: auto;
	margin-right: auto;
	text-align: center;
}

/* Image placeholder box */
.media-placeholder {
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 200px;
	background-color: var(--color-secondary);
	color: var(--color-text-inverse);
	border-radius: var(--radius-medium);
	font-size: var(--font-size-small);
}

/* ==========================================================================
   Homepage — Hero
   ========================================================================== */

.home-hero {
	background-color: var(--color-primary);
	color: var(--color-text-inverse);
	text-align: center;
}

.home-hero__inner {
	max-width: 760px;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: var(--space-m);
}

.home-hero__eyebrow {
	margin: 0;
	font-size: var(--font-size-small);
	letter-spacing: 0.08em;
	text-transform: uppercase;
}

.home-hero__title {
	margin: 0;
	color: var(--color-text-inverse);
	font-size: var(--font-size-display);
}

.home-hero__subtitle {
	margin: 0;
	font-size: var(--font-size-body);
	line-height: var(--line-height-relaxed);
}

.home-hero__actions {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: var(--space-m);
	margin-top: var(--space-s);
}

/* ==========================================================================
   Homepage — Brand Introduction
   ========================================================================== */

.home-intro__inner {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: var(--space-xl);
	align-items: center;
}

.home-intro__body .section-title {
	margin-bottom: var(--space-m);
}

/* ==========================================================================
   Homepage — Card Grid (Core Experiences)
   ========================================================================== */

.card-grid {
	display: grid;
	gap: var(--space-l);
}

.card-grid--2 {
	grid-template-columns: repeat(2, 1fr);
}

.card-grid--3 {
	grid-template-columns: repeat(3, 1fr);
}

.card-grid--4 {
	grid-template-columns: repeat(4, 1fr);
}

.card {
	display: flex;
	flex-direction: column;
	background-color: var(--color-background);
	border: 1px solid var(--color-secondary);
	border-radius: var(--radius-medium);
	overflow: hidden;
}

.card__media {
	min-height: 160px;
	border-radius: 0;
}

.card__body {
	display: flex;
	flex-direction: column;
	gap: var(--space-s);
	padding: var(--space-m);
}

.card-grid .card__title {
	margin: 0;
	font-family: var(--font-display);
	font-size: var(--font-size-h3);
}

.card__desc {
	margin: 0;
	flex: 1;
	color: var(--color-text-secondary);
	font-size: var(--font-size-small);
}

.card__link {
	font-weight: 600;
}

/* ==========================================================================
   Homepage — Why Choose Us (feature grid)
   ========================================================================== */

.feature-grid {
	display: grid;
	grid-template-columns: repeat(5, 1fr);
	gap: var(--space-l);
	list-style: none;
	margin: 0;
	padding: 0;
}

.feature-grid--6 {
	grid-template-columns: repeat(3, 1fr);
}

.feature {
	display: flex;
	flex-direction: column;
	align-items: center;
	text-align: center;
	gap: var(--space-s);
}

.feature__icon {
	display: block;
	width: 48px;
	height: 48px;
	border-radius: var(--radius-pill);
	background-color: var(--color-secondary);
}

.feature__label {
	font-weight: 600;
}

.feature__desc {
	font-size: var(--font-size-small);
	color: var(--color-text-secondary);
}

/* ==========================================================================
   Homepage — Story & Trust
   ========================================================================== */

.home-story__lead {
	max-width: 720px;
	margin-bottom: var(--space-xl);
}

.testimonial-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: var(--space-l);
}

.testimonial {
	margin: 0;
	padding: var(--space-l);
	background-color: var(--color-background);
	border: 1px solid var(--color-secondary);
	border-radius: var(--radius-medium);
}

.testimonial__quote {
	margin: 0 0 var(--space-m);
	font-style: italic;
}

.testimonial__author {
	font-weight: 600;
	font-size: var(--font-size-small);
}

/* ==========================================================================
   Homepage — Gallery
   ========================================================================== */

.gallery-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: var(--space-m);
}

.gallery-figure {
	margin: 0;
}

.gallery-grid__item {
	min-height: 220px;
}

.gallery-caption {
	margin-top: var(--space-s);
	color: var(--color-text-secondary);
	font-size: var(--font-size-small);
}

/* ==========================================================================
   Homepage — Primary CTA block
   ========================================================================== */

.home-cta {
	background-color: var(--color-accent);
	color: var(--color-text-inverse);
	text-align: center;
}

.home-cta__inner {
	max-width: 680px;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: var(--space-m);
}

.home-cta__title {
	margin: 0;
	color: var(--color-text-inverse);
}

.home-cta__text {
	margin: 0;
}

.home-cta__actions {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: var(--space-m);
}

.home-cta__contact {
	margin: 0;
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: var(--space-s);
	font-size: var(--font-size-small);
}

.home-cta__contact a {
	color: var(--color-text-inverse);
	text-decoration: underline;
	text-underline-offset: 3px;
}

/* ==========================================================================
   Homepage — Responsive
   ========================================================================== */

@media (max-width: 1023px) {
	.card-grid--3,
	.card-grid--4 {
		grid-template-columns: repeat(2, 1fr);
	}

	.feature-grid {
		grid-template-columns: repeat(3, 1fr);
	}
}

@media (max-width: 767px) {
	:root {
		--section-spacing: 40px;
	}

	.home-intro__inner,
	.card-grid--2,
	.card-grid--3,
	.card-grid--4,
	.feature-grid,
	.feature-grid--6,
	.testimonial-grid,
	.gallery-grid {
		grid-template-columns: 1fr;
	}

	.home-hero__title {
		font-size: var(--font-size-h1);
	}
}

/* ==========================================================================
   Internal Pages — Page Hero
   ========================================================================== */

.page-hero {
	background-color: var(--color-primary);
	color: var(--color-text-inverse);
	padding: var(--section-spacing) 0;
	text-align: center;
}

.page-hero__inner {
	max-width: 760px;
	margin: 0 auto;
}

.page-hero__eyebrow {
	margin: 0 0 var(--space-s);
	font-size: var(--font-size-small);
	letter-spacing: 0.08em;
	text-transform: uppercase;
}

.page-hero__title {
	margin: 0 0 var(--space-s);
	color: var(--color-text-inverse);
	font-size: var(--font-size-h1);
}

.page-hero__subtitle {
	margin: 0;
	font-size: var(--font-size-body);
	line-height: var(--line-height-relaxed);
}

/* ==========================================================================
   Internal Pages — Info List (guest info, opening hours, contact options)
   ========================================================================== */

.info-list {
	display: grid;
	gap: var(--space-m);
	list-style: none;
	margin: var(--space-l) 0;
	padding: 0;
}

.info-list__item {
	display: flex;
	flex-direction: column;
	gap: var(--space-xs);
	padding: var(--space-m);
	background-color: var(--color-background);
	border: 1px solid var(--color-secondary);
	border-radius: var(--radius-medium);
}

.info-list__label {
	font-weight: 600;
}

.info-list__value {
	color: var(--color-text-secondary);
}

/* ==========================================================================
   Internal Pages — FAQ
   ========================================================================== */

.faq-list {
	display: flex;
	flex-direction: column;
	gap: var(--space-l);
	margin-top: var(--space-l);
}

.faq-item__question {
	margin: 0 0 var(--space-s);
	font-size: var(--font-size-h3);
}

.faq-item__answer {
	margin: 0;
	color: var(--color-text-secondary);
}

/* ==========================================================================
   Internal Pages — Related Links
   ========================================================================== */

.related-links {
	margin-top: var(--space-xl);
}

.related-links__heading {
	margin: 0 0 var(--space-m);
	font-size: var(--font-size-h3);
}

.related-links__list {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-m);
	list-style: none;
	margin: 0;
	padding: 0;
}

.related-links__list a {
	font-weight: 600;
}

/* ==========================================================================
   Internal Pages — Gallery Category Blocks
   ========================================================================== */

.gallery-category {
	margin-bottom: var(--space-xl);
}

.gallery-category__heading {
	margin-bottom: var(--space-m);
}

/* ==========================================================================
   Internal Pages — Contact Form Placeholder
   ========================================================================== */

.form-placeholder {
	padding: var(--space-l);
	background-color: var(--color-background);
	border: 1px dashed var(--color-secondary);
	border-radius: var(--radius-medium);
	text-align: center;
	color: var(--color-text-secondary);
}

/* ==========================================================================
   Internal Pages — Responsive
   ========================================================================== */

@media (min-width: 768px) {
	.info-list {
		grid-template-columns: repeat(2, 1fr);
	}
}