/**
 * Stylish Letter Generator — frontend styles.
 *
 * Mobile-first, theme-agnostic (everything scoped under .slg),
 * driven by CSS custom properties that the admin Design tab overrides:
 *   --slg-accent, --slg-accent-2, --slg-radius, --slg-max-width
 *
 * No external fonts (Core Web Vitals): system font stack only.
 */

.slg {
	--slg-accent: #1e40af;       /* Beautiful dark blue — drives all buttons. */
	--slg-accent-2: #0b1f4d;     /* Deep navy. */
	--slg-radius: 16px;
	--slg-max-width: 860px;

	--slg-ink: #0f1528;
	--slg-ink-soft: #475069;
	--slg-dark: linear-gradient(135deg, var(--slg-accent), var(--slg-accent-2));
	--slg-surface: #ffffff;
	--slg-surface-2: #f4f6fb;
	--slg-line: #e3e7f2;
	/* Liquid Glass: layered translucent blue shadows. */
	--slg-shadow: 0 1px 2px rgba(11, 31, 77, 0.05), 0 8px 24px rgba(11, 31, 77, 0.06);
	--slg-shadow-lift: 0 2px 4px rgba(11, 31, 77, 0.06), 0 14px 34px rgba(11, 31, 77, 0.12), 0 30px 60px rgba(11, 31, 77, 0.07);

	box-sizing: border-box;
	max-width: var(--slg-max-width);
	margin-left: auto;
	margin-right: auto;
	color: var(--slg-ink);
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
	line-height: 1.6;
}

.slg *,
.slg *::before,
.slg *::after { box-sizing: inherit; }

.slg :where(button) {
	font: inherit;
	cursor: pointer;
	border: 0;
	background: none;
	color: inherit;
	-webkit-tap-highlight-color: transparent;
}

.slg :focus-visible {
	outline: 3px solid color-mix(in srgb, var(--slg-accent) 55%, transparent);
	outline-offset: 2px;
	border-radius: 6px;
}

.slg-intro,
.slg-outro {
	color: var(--slg-ink-soft);
	font-size: 1rem;
	max-width: 62ch;
}

/* ---------------------------------------------------------------------- */
/* Glass canvas — soft ambient gradient the frosted layers sit on          */
/* ---------------------------------------------------------------------- */

/* Clean transparent container — sits on the page's own background,
   no panel, no shadow. The cards/input provide the Liquid Glass look. */
.slg-tool {
	position: relative;
	isolation: isolate;
}

/* ---------------------------------------------------------------------- */
/* Input card — dark glass hero                                            */
/* ---------------------------------------------------------------------- */

.slg-input-card {
	position: relative;
	background: rgba(255, 255, 255, 0.62);
	-webkit-backdrop-filter: blur(26px) saturate(180%);
	backdrop-filter: blur(26px) saturate(180%);
	/* Small blue outer border around the whole input box. */
	border: 1.5px solid color-mix(in srgb, var(--slg-accent) 32%, #ffffff);
	border-radius: calc(var(--slg-radius) + 8px);
	box-shadow:
		inset 0 1px 0 rgba(255, 255, 255, 0.98),
		0 0 0 3px color-mix(in srgb, var(--slg-accent) 8%, transparent),
		0 12px 30px rgba(11, 31, 77, 0.08);
	padding: 1.2rem 1.2rem 1.05rem;
	margin: 0 0 1.2rem;
}

.slg-label {
	display: block;
	font-size: 0.78rem;
	font-weight: 700;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--slg-accent-2);
	margin: 0 0 0.5rem;
}

.slg-input-row { position: relative; display: flex; }

.slg-input {
	flex: 1;
	width: 100%;
	font-size: clamp(1.2rem, 4vw, 1.45rem);
	font-weight: 600;
	color: var(--slg-ink);
	background: rgba(255, 255, 255, 0.72);
	border: 1.5px solid color-mix(in srgb, var(--slg-accent) 40%, #ffffff);
	border-radius: var(--slg-radius);
	padding: 0.9rem 2.8rem 0.9rem 1.05rem;
	transition: border-color 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
	appearance: none;
}

.slg-input::placeholder { color: #a39db5; font-weight: 500; }

.slg-input:focus {
	outline: none;
	background: rgba(255, 255, 255, 0.95);
	border-color: var(--slg-accent);
	box-shadow: 0 0 0 4px rgba(30, 64, 175, 0.1);
}

.slg-clear {
	position: absolute;
	right: 0.5rem;
	top: 50%;
	transform: translateY(-50%);
	width: 2rem;
	height: 2rem;
	border-radius: 50%;
	font-size: 1.2rem;
	line-height: 1;
	color: var(--slg-ink-soft);
	background: rgba(11, 31, 77, 0.06);
	display: grid;
	place-items: center;
}

.slg-clear:hover { background: rgba(11, 31, 77, 0.12); }

.slg-try {
	display: flex;
	flex-wrap: nowrap;          /* Always a single line. */
	align-items: center;
	gap: 0.35rem;
	margin: 0.65rem 0 0;
	overflow-x: auto;
	scrollbar-width: none;
}

.slg-try::-webkit-scrollbar { display: none; }

.slg-try-label {
	flex: 0 0 auto;
	font-size: 0.68rem;
	font-weight: 700;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--slg-ink-soft);
}

.slg-try-chip {
	flex: 0 0 auto;
	white-space: nowrap;
	font-size: 0.74rem;
	font-weight: 600;
	color: var(--slg-ink);
	background: rgba(255, 255, 255, 0.6);
	border: 1px solid rgba(11, 31, 77, 0.12);
	border-radius: 999px;
	padding: 0.24rem 0.6rem;
	transition: all 0.15s ease;
}

.slg-try-chip:hover {
	border-color: rgba(11, 31, 77, 0.35);
	background: rgba(255, 255, 255, 0.95);
}

/* ---------------------------------------------------------------------- */
/* Category tabs                                                           */
/* ---------------------------------------------------------------------- */

.slg-tabs {
	display: flex;
	gap: 0.45rem;
	overflow-x: auto;
	scrollbar-width: none;
	padding: 0.25rem 0.1rem;
	margin: 0 0 0.5rem;
}

.slg-tabs::-webkit-scrollbar { display: none; }

.slg-tab {
	flex: 0 0 auto;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 50px;
	font-weight: 600;
	font-size: 0.84rem;
	color: #fff;
	background: var(--slg-dark);
	border: 1px solid rgba(255, 255, 255, 0.2);
	padding: 0.42rem 0.85rem;
	border-radius: 999px;
	box-shadow:
		inset 0 1px 0 rgba(255, 255, 255, 0.2),
		0 3px 10px rgba(30, 64, 175, 0.25),
		0 10px 24px rgba(11, 31, 77, 0.1);
	transition: box-shadow 0.15s ease, transform 0.1s ease, filter 0.15s ease;
}

.slg-tab:hover { transform: translateY(-1px); filter: brightness(1.12); }

.slg-tab[aria-selected="true"] {
	transform: translateY(-1px);
	box-shadow:
		inset 0 1px 0 rgba(255, 255, 255, 0.25),
		0 0 0 3px rgba(255, 255, 255, 0.95),
		0 0 0 4.5px rgba(30, 64, 175, 0.45),
		0 7px 18px rgba(30, 64, 175, 0.3);
}

/* ---------------------------------------------------------------------- */
/* Subcategory chips                                                       */
/* ---------------------------------------------------------------------- */

.slg-chips {
	display: flex;
	flex-wrap: nowrap;
	gap: 0.4rem;
	overflow-x: auto;
	scrollbar-width: none;
	padding: 0.15rem 0.1rem 0.4rem;
	margin: 0 0 0.75rem;
}

.slg-chips::-webkit-scrollbar { display: none; }

.slg-chip {
	flex: 0 0 auto;
	font-size: 0.85rem;
	font-weight: 600;
	color: var(--slg-ink);
	background: rgba(255, 255, 255, 0.5);
	-webkit-backdrop-filter: blur(12px);
	backdrop-filter: blur(12px);
	border: 1px solid rgba(255, 255, 255, 0.9);
	border-radius: 999px;
	padding: 0.42rem 0.85rem;
	box-shadow: 0 2px 8px rgba(11, 31, 77, 0.04);
	transition: all 0.15s ease;
}

.slg-chip:hover { border-color: rgba(11, 31, 77, 0.3); background: rgba(255, 255, 255, 0.85); }

.slg-chip.is-active {
	color: #fff;
	background: var(--slg-dark);
	border-color: rgba(255, 255, 255, 0.25);
	box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2), 0 4px 12px rgba(30, 64, 175, 0.28);
}

@media (min-width: 720px) {
	.slg-chips { flex-wrap: wrap; overflow: visible; }
}

/* ---------------------------------------------------------------------- */
/* Toolbar: search / favorites / regenerate                                */
/* ---------------------------------------------------------------------- */

.slg-fav-filter {
	display: inline-flex;
	align-items: center;
	gap: 0.35rem;
	font-size: 0.9rem;
	font-weight: 600;
	color: var(--slg-ink);
	background: rgba(255, 255, 255, 0.5);
	-webkit-backdrop-filter: blur(12px);
	backdrop-filter: blur(12px);
	border: 1px solid rgba(255, 255, 255, 0.9);
	border-radius: 999px;
	padding: 0.5rem 0.95rem;
	box-shadow: 0 2px 8px rgba(11, 31, 77, 0.04);
	transition: all 0.15s ease;
}

.slg-fav-filter:hover { border-color: var(--slg-accent); color: var(--slg-accent-2); }

.slg-fav-filter.is-active {
	color: #c2255c;
	background: #fff0f5;
	border-color: #f8c4d8;
}

.slg-heart { color: #e64980; }

.slg-fav-count {
	min-width: 1.35rem;
	text-align: center;
	font-size: 0.75rem;
	font-weight: 700;
	color: var(--slg-accent-2);
	background: var(--slg-surface-2);
	border-radius: 999px;
	padding: 0.1rem 0.35rem;
}

/* ---------------------------------------------------------------------- */
/* Result cards                                                            */
/* ---------------------------------------------------------------------- */

.slg-meta {
	display: flex;
	align-items: center;
	gap: 0.9rem;
	margin: 0.25rem 0 0.95rem;
}

.slg-meta::before {
	content: "";
	flex: 1;
	height: 1px;
	background: rgba(11, 31, 77, 0.1);
	order: 1;
}

.slg-meta-count { order: 0; }
.slg-meta .slg-fav-filter { order: 2; }

.slg-meta-count {
	font-size: 0.74rem;
	font-weight: 700;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--slg-ink-soft);
	white-space: nowrap;
}

.slg-meta-count:empty { display: none; }

.slg-results {
	display: grid;
	grid-template-columns: 1fr;
	gap: 0.6rem;
}

@media (min-width: 720px) {
	.slg-results { grid-template-columns: 1fr 1fr 1fr; }
}

@media (min-width: 540px) and (max-width: 719px) {
	.slg-results { grid-template-columns: 1fr 1fr; }
}

.slg-card {
	position: relative;
	display: flex;
	flex-direction: column;
	background: rgba(255, 255, 255, 0.5);
	-webkit-backdrop-filter: blur(24px) saturate(180%);
	backdrop-filter: blur(24px) saturate(180%);
	border: 1px solid rgba(255, 255, 255, 0.95);
	border-radius: calc(var(--slg-radius) + 2px);
	box-shadow:
		inset 0 1px 0 rgba(255, 255, 255, 0.98),
		0 8px 22px rgba(11, 31, 77, 0.055),
		0 26px 52px rgba(11, 31, 77, 0.045);
	padding: 0.55rem 0.7rem 0.6rem;
	transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease, background 0.15s ease;
	overflow: hidden;
}

.slg-card::before {
	content: "";
	position: absolute;
	inset: 0 0 auto;
	height: 3px;
	background: var(--slg-dark);
	opacity: 0;
	transition: opacity 0.15s ease;
}

@media (hover: hover) {
	.slg-card:hover::before { opacity: 1; }
	.slg-card:hover {
		background: rgba(255, 255, 255, 0.72);
		border-color: rgba(11, 31, 77, 0.16);
	}
}

@media (hover: hover) {
	.slg-card:hover { transform: translateY(-2px); box-shadow: var(--slg-shadow-lift); }
}

.slg-card-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.5rem;
	margin: 0 0 0.2rem;
}

.slg-card-name {
	font-size: 0.64rem;
	font-weight: 700;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--slg-ink-soft);
}

.slg-fav {
	font-size: 1.1rem;
	line-height: 1;
	color: #d4cde6;
	padding: 0.3rem;
	border-radius: 50%;
	transition: color 0.15s ease, transform 0.15s ease;
}

.slg-fav:hover { color: #e64980; }
.slg-fav.is-active { color: #e64980; transform: scale(1.12); }

.slg-preview {
	flex: 1;
	margin: 0 0 0.4rem;
	font-size: 1.15rem;
	line-height: 1.4;
	word-break: break-word;
	overflow-wrap: anywhere;
	cursor: copy;
	min-height: 1.5em;     /* Reserve space → no layout shift while typing. */
	max-height: 2.9em;
	overflow: hidden;      /* Zalgo/glitch marks stay inside the card. */
	padding-top: 0.25em;   /* Breathing room for upward combining marks. */
}

.slg-card-actions { display: flex; gap: 0.5rem; }

.slg-copy {
	flex: 1;
	font-size: 0.78rem;
	font-weight: 700;
	color: #fff;
	background: var(--slg-dark);
	box-shadow:
		inset 0 1px 0 rgba(255, 255, 255, 0.2),
		0 6px 16px rgba(30, 64, 175, 0.28),
		0 16px 32px rgba(11, 31, 77, 0.12);
	border-radius: calc(var(--slg-radius) - 7px);
	padding: 0.4rem 0.7rem;
	min-height: 36px;
	transition: filter 0.15s ease, transform 0.1s ease;
}

.slg-copy:hover { filter: brightness(1.08); }
.slg-copy:active { transform: scale(0.98); }
.slg-copy.is-copied { background: linear-gradient(135deg, #0e9f6e, #057a55); }

.slg-share {
	flex: 0 0 auto;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.3rem;
	min-height: 36px;
	padding: 0.4rem 0.65rem;
	font-size: 0.75rem;
	font-weight: 700;
	color: var(--slg-ink);
	background: rgba(255, 255, 255, 0.55);
	-webkit-backdrop-filter: blur(12px);
	backdrop-filter: blur(12px);
	border: 1px solid rgba(11, 31, 77, 0.16);
	border-radius: calc(var(--slg-radius) - 7px);
	transition: all 0.15s ease;
}

.slg-share:hover {
	background: rgba(255, 255, 255, 0.95);
	border-color: rgba(11, 31, 77, 0.4);
	transform: translateY(-1px);
}

.slg-share:active { transform: scale(0.98); }

.slg-share-icon {
	font-size: 0.85em;
	transform: rotate(-12deg);
	display: inline-block;
}

/* Button style variants (admin Design tab adds the class via body filter
   or simply switches the gradient; "soft" and "outline" remap .slg-copy). */
.slg[data-buttons="soft"] .slg-copy {
	color: var(--slg-accent-2);
	background: color-mix(in srgb, var(--slg-accent) 14%, #ffffff);
}
.slg[data-buttons="outline"] .slg-copy {
	color: var(--slg-accent-2);
	background: transparent;
	border: 2px solid var(--slg-accent);
}

/* ---------------------------------------------------------------------- */
/* Empty / load more / toast                                               */
/* ---------------------------------------------------------------------- */

.slg-empty,
.slg-noscript {
	text-align: center;
	color: var(--slg-ink-soft);
	background: rgba(255, 255, 255, 0.55);
	-webkit-backdrop-filter: blur(12px);
	backdrop-filter: blur(12px);
	border: 1px solid rgba(255, 255, 255, 0.8);
	border-radius: var(--slg-radius);
	padding: 1.5rem 1rem;
}

.slg-more-wrap { text-align: center; margin: 1.25rem 0 0; }

.slg-more {
	font-size: 0.95rem;
	font-weight: 700;
	color: var(--slg-ink);
	background: rgba(255, 255, 255, 0.65);
	-webkit-backdrop-filter: blur(14px);
	backdrop-filter: blur(14px);
	border: 1px solid rgba(255, 255, 255, 0.9);
	border-radius: 999px;
	padding: 0.75rem 1.8rem;
	min-height: 44px;
	box-shadow: 0 4px 14px rgba(33, 26, 58, 0.08);
	transition: all 0.15s ease;
}

.slg-more:hover {
	border-color: rgba(11, 31, 77, 0.35);
	background: rgba(255, 255, 255, 0.9);
	transform: translateY(-1px);
}

.slg-toast {
	position: fixed;
	left: 50%;
	bottom: 5.5rem;
	transform: translate(-50%, 12px);
	z-index: 9999;
	font-size: 0.9rem;
	font-weight: 700;
	color: var(--slg-ink);
	background: rgba(255, 255, 255, 0.92);
	-webkit-backdrop-filter: blur(14px);
	backdrop-filter: blur(14px);
	border: 1px solid rgba(11, 31, 77, 0.18);
	border-radius: 999px;
	padding: 0.55rem 1.15rem;
	box-shadow: var(--slg-shadow-lift);
	opacity: 0;
	pointer-events: none;
	transition: opacity 0.2s ease, transform 0.2s ease;
}

.slg-toast.is-visible { opacity: 1; transform: translate(-50%, 0); }

/* ---------------------------------------------------------------------- */
/* Share menu (fallback when the native share sheet is unavailable)        */
/* ---------------------------------------------------------------------- */

.slg-sharemenu {
	position: fixed;
	inset: 0;
	z-index: 10000;
	display: grid;
	place-items: center;
	padding: 1rem;
	background: rgba(11, 31, 77, 0.28);
	-webkit-backdrop-filter: blur(6px);
	backdrop-filter: blur(6px);
}

.slg-sharemenu[hidden] { display: none; }

.slg-sharemenu-panel {
	width: min(360px, 100%);
	background: rgba(255, 255, 255, 0.85);
	-webkit-backdrop-filter: blur(26px) saturate(180%);
	backdrop-filter: blur(26px) saturate(180%);
	border: 1px solid rgba(255, 255, 255, 0.98);
	border-radius: calc(var(--slg-radius) + 6px);
	box-shadow:
		inset 0 1px 0 rgba(255, 255, 255, 0.98),
		0 18px 44px rgba(11, 31, 77, 0.22);
	padding: 1rem 1.1rem 1.15rem;
}

.slg-sharemenu-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	margin: 0 0 0.75rem;
}

.slg-sharemenu-title {
	font-size: 0.78rem;
	font-weight: 700;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--slg-ink);
}

.slg-sharemenu-close {
	width: 1.9rem;
	height: 1.9rem;
	border-radius: 50%;
	font-size: 1.2rem;
	line-height: 1;
	color: var(--slg-ink-soft);
	background: rgba(11, 31, 77, 0.07);
	display: grid;
	place-items: center;
}

.slg-sharemenu-close:hover { background: rgba(11, 31, 77, 0.14); }

.slg-sharemenu-row {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 0.5rem;
}

.slg-sharemenu-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-height: 42px;
	font-size: 0.85rem;
	font-weight: 700;
	color: #fff;
	background: var(--slg-dark);
	border-radius: calc(var(--slg-radius) - 6px);
	box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2), 0 4px 12px rgba(30, 64, 175, 0.24);
	text-decoration: none;
	transition: filter 0.15s ease, transform 0.1s ease;
}

.slg-sharemenu-btn:hover { filter: brightness(1.12); transform: translateY(-1px); color: #fff; }

.slg-sharemenu-copy { grid-column: 1 / -1; }

/* ---------------------------------------------------------------------- */
/* Sticky bottom dock (mobile only)                                        */
/* ---------------------------------------------------------------------- */

.slg-dock {
	display: none;
	position: fixed;
	left: 0;
	right: 0;
	bottom: 0;
	z-index: 9998;
	padding: 0.6rem 0.85rem calc(0.6rem + env(safe-area-inset-bottom));
	background: rgba(255, 255, 255, 0.78);
	-webkit-backdrop-filter: blur(22px) saturate(160%);
	backdrop-filter: blur(22px) saturate(160%);
	border-top: 1px solid rgba(255, 255, 255, 0.95);
	box-shadow: 0 -8px 28px rgba(33, 26, 58, 0.12);
}

.slg-dock-input { padding-right: 1rem; }

@media (max-width: 719px) {
	.slg-dock:not([hidden]) { display: block; }
}

/* ---------------------------------------------------------------------- */
/* How-To / FAQ / Related                                                  */
/* ---------------------------------------------------------------------- */

.slg-howto,
.slg-faq,
.slg-related { margin: 2.25rem 0 0; }

.slg-section-title {
	font-size: 1.25rem;
	font-weight: 800;
	letter-spacing: -0.01em;
	margin: 0 0 0.85rem;
}

.slg-steps {
	margin: 0;
	padding: 0 0 0 1.25rem;
	display: grid;
	gap: 0.45rem;
	color: var(--slg-ink-soft);
}

.slg-steps li::marker { color: var(--slg-accent); font-weight: 700; }

.slg-faq-item {
	background: var(--slg-surface);
	border: 1px solid var(--slg-line);
	border-radius: var(--slg-radius);
	margin: 0 0 0.6rem;
	overflow: hidden;
}

.slg-faq-item summary {
	list-style: none;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.75rem;
	cursor: pointer;
	padding: 0.9rem 1.1rem;
}

.slg-faq-item summary::-webkit-details-marker { display: none; }

.slg-faq-item summary::after {
	content: "+";
	flex: 0 0 auto;
	font-size: 1.3rem;
	font-weight: 600;
	color: var(--slg-accent);
	transition: transform 0.18s ease;
}

.slg-faq-item[open] summary::after { transform: rotate(45deg); }

.slg-faq-q {
	margin: 0;
	font-size: 1rem;
	font-weight: 700;
	line-height: 1.4;
}

.slg-faq-a {
	padding: 0 1.1rem 1rem;
	color: var(--slg-ink-soft);
}

.slg-faq-a p { margin: 0 0 0.5rem; }
.slg-faq-a p:last-child { margin-bottom: 0; }

.slg-related-list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
}

.slg-related-list a {
	display: inline-block;
	font-size: 0.9rem;
	font-weight: 600;
	color: var(--slg-accent-2);
	background: var(--slg-surface-2);
	border: 1px solid var(--slg-line);
	border-radius: 999px;
	padding: 0.45rem 0.95rem;
	text-decoration: none;
	transition: all 0.15s ease;
}

.slg-related-list a:hover {
	border-color: var(--slg-accent);
	background: color-mix(in srgb, var(--slg-accent) 10%, #ffffff);
}

.slg-outro { margin: 1.75rem 0 0; }

/* Screen-reader helper (in case the theme does not define it). */
.slg .screen-reader-text {
	position: absolute !important;
	width: 1px;
	height: 1px;
	margin: -1px;
	padding: 0;
	overflow: hidden;
	clip: rect(0 0 0 0);
	clip-path: inset(50%);
	border: 0;
	white-space: nowrap;
}

/* Reduced motion. */
@media (prefers-reduced-motion: reduce) {
	.slg *,
	.slg *::before,
	.slg *::after {
		animation-duration: 0.01ms !important;
		transition-duration: 0.01ms !important;
	}
}