/**
 * Base Styles
 *
 * @package Pinpress
 */

/* CSS Variables — Pinterest-exact tokens */
:root {
	--color-primary: #cc0000;
	--color-primary-hover: #ad081b;
	--color-secondary: #211922;
	--color-background: #ffffff;
	--color-surface: #efefef;
	--color-input: #e9e9e9;
	--color-text: #211922;
	--color-text-light: #767676;
	--color-border: #cdcdcd;
	--color-overlay: rgba(0, 0, 0, 0.5);
	--color-avatar: #f8c8d0;
	--color-focus: #0074e8;

	--spacing-xs: 4px;
	--spacing-sm: 8px;
	--spacing-md: 16px;
	--spacing-lg: 24px;
	--spacing-xl: 32px;

	--font-family-base: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen-Sans, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
	--font-size-base: 16px;
	--font-size-sm: 14px;
	--font-size-lg: 18px;
	--font-size-xl: 24px;

	--border-radius: 8px;
	--transition-speed: 0.3s;

	--header-height: 80px;
	--grid-gap: 16px;
}

/* Dark Mode Variables — unified with Tailwind pin-dark-* tokens */
[data-theme="dark"] {
	--color-background: #1c1c1e;
	--color-surface: #2c2c2e;
	--color-input: #2c2c2e;
	--color-text: #f2f2f7;
	--color-text-light: #aeaeb2;
	--color-border: #3a3a3c;
	--color-overlay: rgba(0, 0, 0, 0.8);
	--color-avatar: #4a3040;
}

/* Pinterest-style pin card */
.pin-item {
	transition: transform 0.1s ease;
}

.pin-item .pin-image-container img,
.pin-item .pin-image-container video {
	transition: filter 0.2s ease;
}

/* Save button states */
.pin-overlay .save-button.active {
	background-color: #000 !important;
}

.pin-overlay .save-button.active:hover {
	background-color: #1a1a1a !important;
}

/* Reset & Base */
*,
*::before,
*::after {
	box-sizing: border-box;
}

html {
	font-size: var(--font-size-base);
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

body {
	margin: 0;
	padding: 0;
	font-family: var(--font-family-base);
	font-size: var(--font-size-base);
	line-height: 1.6;
	color: var(--color-text);
	background-color: var(--color-background);
	transition: background-color var(--transition-speed) ease, color var(--transition-speed) ease;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
	margin: 0 0 var(--spacing-md);
	font-weight: 600;
	line-height: 1.2;
	color: var(--color-text);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
	margin: 0 0 var(--spacing-md);
}

a {
	color: var(--color-primary);
	text-decoration: none;
	transition: opacity var(--transition-speed) ease;
}

a:hover,
a:focus {
	opacity: 0.8;
}

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

/* Buttons */
.button,
button.button {
	display: inline-block;
	padding: 12px 24px;
	font-family: var(--font-family-base);
	font-size: var(--font-size-base);
	font-weight: 600;
	line-height: 1;
	text-align: center;
	white-space: nowrap;
	vertical-align: middle;
	cursor: pointer;
	border: none;
	border-radius: var(--border-radius);
	background-color: var(--color-primary);
	color: #ffffff;
	transition: all var(--transition-speed) ease;
}

.button:hover,
.button:focus {
	opacity: 0.9;
	transform: translateY(-1px);
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.button-secondary {
	background-color: var(--color-surface);
	color: var(--color-text);
}

.button-secondary:hover,
.button-secondary:focus {
	background-color: var(--color-border);
}

/* Forms */
input[type="text"],
input[type="email"],
input[type="url"],
input[type="password"],
input[type="number"],
input[type="tel"],
textarea,
select {
	width: 100%;
	padding: 12px 16px;
	font-family: var(--font-family-base);
	font-size: var(--font-size-base);
	line-height: 1.5;
	color: var(--color-text);
	background-color: var(--color-background);
	border: 2px solid var(--color-border);
	border-radius: var(--border-radius);
	transition: border-color var(--transition-speed) ease;
}

input:focus,
textarea:focus,
select:focus {
	outline: none;
	border-color: var(--color-primary);
}

/* Accessibility */
.screen-reader-text {
	clip: rect(1px, 1px, 1px, 1px);
	position: absolute !important;
	height: 1px;
	width: 1px;
	overflow: hidden;
	word-wrap: normal !important;
}

.screen-reader-text:focus {
	background-color: var(--color-surface);
	border-radius: var(--border-radius);
	box-shadow: 0 0 2px 2px rgba(0, 0, 0, 0.6);
	clip: auto !important;
	color: var(--color-text);
	display: block;
	font-size: var(--font-size-base);
	font-weight: bold;
	height: auto;
	left: 5px;
	line-height: normal;
	padding: 15px 23px 14px;
	text-decoration: none;
	top: 5px;
	width: auto;
	z-index: 100000;
}

/* Skip Link */
.skip-link {
	position: absolute;
	top: -40px;
	left: 0;
	background-color: var(--color-surface);
	color: var(--color-text);
	padding: 8px;
	text-decoration: none;
	z-index: 100000;
}

.skip-link:focus {
	top: 0;
}

/* Site Layout */
.site {
	min-height: 100vh;
	display: flex;
	flex-direction: column;
}

.site-content {
	flex: 1;
	padding-top: var(--header-height);
}

/* Container */
.container {
	max-width: 1400px;
	margin: 0 auto;
	padding: 0 var(--spacing-lg);
}

/* Utility: Hide scrollbar */
.no-scrollbar {
	-ms-overflow-style: none;  /* IE and Edge */
	scrollbar-width: none;  /* Firefox */
}

.no-scrollbar::-webkit-scrollbar {
	display: none;  /* Chrome, Safari and Opera */
}

/* Pin Modal Lightbox */
#pin-modal {
	transition: opacity 0.2s ease;
	opacity: 0;
	pointer-events: none;
}
#pin-modal.active {
	display: flex !important;
	opacity: 1;
	pointer-events: auto;
}
@keyframes spin {
	to { transform: rotate(360deg); }
}

/* Topic suggestion pills — light/dark background via CSS vars */
.topic-pill {
	background: var(--pill-bg);
}
.dark .topic-pill {
	background: var(--pill-bg-dark);
}

/* Search pagination */
nav[aria-label] .page-numbers {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 2.5rem;
	height: 2.5rem;
	padding: 0 0.75rem;
	border-radius: 9999px;
	font-weight: 600;
	font-size: 0.875rem;
	transition: background-color 0.15s, color 0.15s;
	color: var(--color-text);
	background: var(--color-surface);
}
nav[aria-label] .page-numbers:hover {
	background: var(--color-border);
}
nav[aria-label] .page-numbers.current {
	background: var(--color-text);
	color: var(--color-background);
}
nav[aria-label] .page-numbers.prev,
nav[aria-label] .page-numbers.next {
	padding: 0 0.5rem;
}
nav[aria-label] .page-numbers.dots {
	background: transparent;
	cursor: default;
}
.dark nav[aria-label] .page-numbers {
	color: #f2f2f7;
	background: #2c2c2e;
}
.dark nav[aria-label] .page-numbers:hover {
	background: #3a3a3c;
}
.dark nav[aria-label] .page-numbers.current {
	background: #f2f2f7;
	color: #1c1c1e;
}
.dark nav[aria-label] .page-numbers.dots {
	background: transparent;
}

/* =====================
   Create Pin — Tabs
   ===================== */
.create-pin-tab.active {
	color: #211922;
	border-bottom-color: #211922;
}
.dark .create-pin-tab.active,
[data-theme="dark"] .create-pin-tab.active {
	color: #f2f2f7;
	border-bottom-color: #f2f2f7;
}

/* =====================
   Create Pin — Web Image Grid
   ===================== */
.web-image-item {
	position: relative;
	aspect-ratio: 1;
	border-radius: 0.5rem;
	overflow: hidden;
	cursor: pointer;
	border: 2px solid transparent;
	transition: border-color 150ms, opacity 150ms;
}
.web-image-item:hover {
	opacity: 0.85;
}
.web-image-item img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}
.web-image-item.selected {
	border-color: var(--color-primary, #cc0000);
}
.web-image-check {
	position: absolute;
	top: 4px;
	right: 4px;
	width: 1.25rem;
	height: 1.25rem;
	border-radius: 9999px;
	background: var(--color-primary, #cc0000);
	color: #fff;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 0.625rem;
	font-weight: 700;
}

/* =====================
   Create Pin — Bookmarklet Button
   ===================== */
.bookmarklet-btn {
	display: inline-flex;
	align-items: center;
	padding: 0.625rem 1.25rem;
	background: var(--color-primary, #cc0000);
	color: #ffffff;
	font-weight: 700;
	font-size: 0.875rem;
	border-radius: 2rem;
	text-decoration: none;
	cursor: grab;
	margin: 0.75rem 0;
	transition: background 150ms;
	user-select: none;
}
.bookmarklet-btn:hover {
	background: var(--color-primary-hover, #a30000);
	color: #ffffff;
	text-decoration: none;
}
.bookmarklet-btn:active {
	cursor: grabbing;
}

/* =====================
   Create Pin — Popup mode
   ===================== */
.create-pin-popup .bookmarklet-section {
	display: none;
}

/* Pin detail — back button (fixed, always visible on scroll, both mobile and desktop) */
/* Pin back button — mobile: frosted glass, desktop: transparent with hover */
.pin-back-btn {
	position: fixed;
	top: 8rem;
	left: 0.75rem;
	z-index: 9999;
	width: 2.75rem;
	height: 2.75rem;
	display: flex;
	align-items: center;
	justify-content: center;
	border-radius: 9999px;
	background: rgba(255, 255, 255, 0.9);
	backdrop-filter: blur(8px);
	-webkit-backdrop-filter: blur(8px);
	box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
	border: none;
	cursor: pointer;
	color: #211922;
	transition: background 150ms, box-shadow 150ms, transform 150ms;
}
.pin-back-btn:hover {
	background: #f0f0f0;
	box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
	transform: scale(1.05);
}
.pin-back-btn:active {
	background: #e0e0e0;
	transform: scale(0.95);
}
.dark .pin-back-btn {
	background: rgba(28, 28, 30, 0.9);
	color: #f2f2f7;
	box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}
.dark .pin-back-btn:hover {
	background: #3a3a3c;
	box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
	transform: scale(1.05);
}
.dark .pin-back-btn:active {
	background: #2c2c2e;
	transform: scale(0.95);
}
/* Desktop: no background, no shadow — clean arrow, bg only on hover */
@media (min-width: 768px) {
	.pin-back-btn {
		left: calc(72px + 0.75rem);
		background: transparent;
		backdrop-filter: none;
		-webkit-backdrop-filter: none;
		box-shadow: none;
	}
	.pin-back-btn:hover {
		background: rgba(0, 0, 0, 0.06);
		box-shadow: none;
		transform: scale(1.05);
	}
	.pin-back-btn:active {
		background: rgba(0, 0, 0, 0.1);
		box-shadow: none;
	}
	.dark .pin-back-btn {
		background: transparent;
		box-shadow: none;
	}
	.dark .pin-back-btn:hover {
		background: rgba(255, 255, 255, 0.08);
		box-shadow: none;
	}
	.dark .pin-back-btn:active {
		background: rgba(255, 255, 255, 0.12);
	}
}


/* Pin detail page — responsive padding */
.pin-detail-main {
	padding: 0.25rem 0.5rem;
}
@media (min-width: 768px) {
	.pin-detail-main {
		padding: 0.25rem 0.5rem 0.25rem 3rem;
	}
}

/* Mobile sidebar drawer */
.sidebar-drawer {
	transform: translateX(-100%);
	transition: transform 0.2s ease;
}
.sidebar-drawer.sidebar-open {
	transform: translateX(0);
}
@media (min-width: 768px) {
	.sidebar-drawer {
		transform: translateX(0);
	}
}

/* Transitions */
@media (prefers-reduced-motion: reduce) {
	*,
	*::before,
	*::after {
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.01ms !important;
	}
}