/* ==========================================================================
   Shaba Converter — front-end styles
   All rules are scoped under .shaba-app so themes can't leak in (or out).
   ========================================================================== */

.shaba-app {
	--shaba-accent: #4f46e5;
	--shaba-accent-2: #06b6d4;
	--shaba-accent-soft: rgba(79, 70, 229, 0.14);
	--shaba-radius: 22px;

	--shaba-bg: #f6f7fb;
	--shaba-surface: rgba(255, 255, 255, 0.72);
	--shaba-surface-solid: #ffffff;
	--shaba-border: rgba(15, 23, 42, 0.08);
	--shaba-border-strong: rgba(15, 23, 42, 0.14);
	--shaba-ink: #0f172a;
	--shaba-ink-2: #475569;
	--shaba-ink-3: #94a3b8;
	--shaba-ok: #059669;
	--shaba-err: #dc2626;
	--shaba-shadow: 0 24px 60px -28px rgba(15, 23, 42, 0.35);

	position: relative;
	isolation: isolate;
	box-sizing: border-box;
	margin: 0 auto;
	padding: clamp(28px, 5vw, 64px) clamp(16px, 4vw, 32px);
	color: var(--shaba-ink);
	line-height: 1.75;
	text-align: right;
	direction: rtl;
	background: var(--shaba-bg);
	overflow: hidden;
}

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

.shaba-app.shaba-font,
.shaba-app.shaba-font input,
.shaba-app.shaba-font button,
.shaba-app.shaba-font select {
	font-family: "Vazirmatn", "Vazirmatn FD", system-ui, -apple-system, "Segoe UI", Tahoma, sans-serif;
}

.shaba-app.is-wide {
	width: 100vw;
	max-width: 100vw;
	margin-inline-start: calc(50% - 50vw);
	margin-inline-end: calc(50% - 50vw);
}

/* --- Themes ------------------------------------------------------------- */

.shaba-theme-light {
	--shaba-bg: #ffffff;
	--shaba-surface: #ffffff;
	--shaba-shadow: 0 18px 44px -30px rgba(15, 23, 42, 0.4);
}

.shaba-theme-midnight {
	--shaba-bg: #070b16;
	--shaba-surface: rgba(23, 31, 51, 0.72);
	--shaba-surface-solid: #131a2c;
	--shaba-border: rgba(148, 163, 184, 0.16);
	--shaba-border-strong: rgba(148, 163, 184, 0.28);
	--shaba-ink: #f1f5f9;
	--shaba-ink-2: #b6c2d4;
	--shaba-ink-3: #64748b;
	--shaba-ok: #34d399;
	--shaba-err: #f87171;
	--shaba-shadow: 0 30px 70px -30px rgba(0, 0, 0, 0.85);
}

/* --- Aurora backdrop ----------------------------------------------------- */

.shaba-aurora {
	position: absolute;
	inset: 0;
	z-index: -1;
	pointer-events: none;
	overflow: hidden;
}

.shaba-theme-light .shaba-aurora__blob {
	opacity: 0.22;
}

.shaba-aurora__blob {
	position: absolute;
	display: block;
	border-radius: 50%;
	filter: blur(80px);
	opacity: 0.5;
}

.shaba-aurora__blob--1 {
	inset-inline-start: -12%;
	top: -18%;
	width: 46vw;
	min-width: 320px;
	aspect-ratio: 1;
	background: var(--shaba-accent);
	animation: shaba-float 18s ease-in-out infinite;
}

.shaba-aurora__blob--2 {
	inset-inline-end: -14%;
	top: 6%;
	width: 38vw;
	min-width: 280px;
	aspect-ratio: 1;
	background: var(--shaba-accent-2);
	animation: shaba-float 22s ease-in-out infinite reverse;
}

.shaba-aurora__blob--3 {
	inset-inline-start: 30%;
	bottom: -22%;
	width: 40vw;
	min-width: 300px;
	aspect-ratio: 1;
	background: color-mix(in srgb, var(--shaba-accent) 55%, #ec4899);
	opacity: 0.28;
	animation: shaba-float 26s ease-in-out infinite;
}

.shaba-aurora__grid {
	position: absolute;
	inset: 0;
	background-image:
		linear-gradient(to right, var(--shaba-border) 1px, transparent 1px),
		linear-gradient(to bottom, var(--shaba-border) 1px, transparent 1px);
	background-size: 56px 56px;
	mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 20%, transparent 75%);
	-webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 20%, transparent 75%);
	opacity: 0.7;
}

@keyframes shaba-float {
	0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
	50%      { transform: translate3d(2%, 4%, 0) scale(1.08); }
}

@media (prefers-reduced-motion: reduce) {
	.shaba-aurora__blob { animation: none !important; }
}

/* --- Layout -------------------------------------------------------------- */

.shaba-shell {
	width: 100%;
	max-width: 720px;
	margin: 0 auto;
}

/* --- Brand --------------------------------------------------------------- */

.shaba-brand {
	display: flex;
	justify-content: center;
	margin-bottom: 22px;
}

.shaba-brand__link {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	text-decoration: none;
	color: inherit;
}

.shaba-brand__logo {
	max-height: 46px;
	width: auto;
	display: block;
}

.shaba-brand__name {
	font-size: 1.05rem;
	font-weight: 700;
	letter-spacing: -0.01em;
	color: var(--shaba-ink);
}

/* --- Hero ---------------------------------------------------------------- */

.shaba-hero {
	text-align: center;
	margin-bottom: clamp(22px, 4vw, 34px);
}

.shaba-hero__eyebrow {
	display: inline-flex;
	align-items: center;
	gap: 7px;
	padding: 6px 14px;
	margin-bottom: 16px;
	font-size: 0.78rem;
	font-weight: 600;
	color: var(--shaba-accent);
	background: var(--shaba-accent-soft);
	border: 1px solid color-mix(in srgb, var(--shaba-accent) 22%, transparent);
	border-radius: 999px;
}

.shaba-theme-midnight .shaba-hero__eyebrow {
	color: color-mix(in srgb, var(--shaba-accent) 55%, #ffffff);
}

.shaba-hero__title {
	margin: 0 0 12px;
	font-size: clamp(1.65rem, 4.4vw, 2.6rem);
	font-weight: 800;
	line-height: 1.35;
	letter-spacing: -0.02em;
	color: var(--shaba-ink);
}

.shaba-hero__sub {
	margin: 0 auto;
	max-width: 52ch;
	font-size: clamp(0.92rem, 2.2vw, 1.02rem);
	color: var(--shaba-ink-2);
}

/* --- Panel --------------------------------------------------------------- */

.shaba-panel {
	position: relative;
	padding: clamp(20px, 4vw, 32px);
	background: var(--shaba-surface);
	border: 1px solid var(--shaba-border);
	border-radius: calc(var(--shaba-radius) + 6px);
	box-shadow: var(--shaba-shadow);
	backdrop-filter: blur(20px) saturate(150%);
	-webkit-backdrop-filter: blur(20px) saturate(150%);
}

.shaba-theme-light .shaba-panel {
	backdrop-filter: none;
	-webkit-backdrop-filter: none;
	border-color: var(--shaba-border-strong);
}

/* --- Card visual --------------------------------------------------------- */

.shaba-cardviz {
	margin-bottom: 24px;
	perspective: 900px;
}

.shaba-cardviz__inner {
	position: relative;
	overflow: hidden;
	padding: 20px;
	border-radius: var(--shaba-radius);
	color: #fff;
	background:
		radial-gradient(120% 140% at 100% 0%, color-mix(in srgb, var(--shaba-viz, var(--shaba-accent)) 70%, #ffffff) 0%, transparent 55%),
		linear-gradient(135deg, var(--shaba-viz, var(--shaba-accent)) 0%, color-mix(in srgb, var(--shaba-viz, var(--shaba-accent)) 45%, #0f172a) 100%);
	box-shadow: 0 20px 44px -22px color-mix(in srgb, var(--shaba-viz, var(--shaba-accent)) 70%, transparent);
	transition: background 0.5s ease, box-shadow 0.5s ease;
}

.shaba-cardviz__shine {
	position: absolute;
	inset-block-start: -60%;
	inset-inline-start: -30%;
	width: 60%;
	height: 220%;
	background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.22), transparent);
	transform: rotate(18deg);
	pointer-events: none;
}

.shaba-cardviz__top,
.shaba-cardviz__bottom {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
}

.shaba-cardviz__chip {
	width: 40px;
	height: 29px;
	border-radius: 6px;
	background: linear-gradient(135deg, #f7d774, #d4a017 55%, #f7d774);
	box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.12);
	position: relative;
}

.shaba-cardviz__chip::after {
	content: "";
	position: absolute;
	inset: 6px 5px;
	border: 1px solid rgba(0, 0, 0, 0.18);
	border-radius: 3px;
}

.shaba-cardviz__bank {
	font-size: 0.88rem;
	font-weight: 700;
	opacity: 0.95;
	transition: opacity 0.25s ease;
}

.shaba-cardviz__number {
	display: flex;
	justify-content: space-between;
	gap: 8px;
	margin: 26px 0 20px;
	font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
	font-size: clamp(1rem, 4.2vw, 1.32rem);
	font-variant-numeric: tabular-nums;
	letter-spacing: 0.08em;
	direction: ltr;
}

.shaba-cardviz__number span {
	transition: color 0.2s ease, opacity 0.2s ease;
	opacity: 0.5;
}

.shaba-cardviz__number span.is-filled {
	opacity: 1;
}

.shaba-cardviz__label {
	font-size: 0.72rem;
	letter-spacing: 0.04em;
	opacity: 0.7;
}

.shaba-cardviz__mark {
	width: 42px;
	height: 26px;
	border-radius: 999px;
	background:
		radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.85) 0 11px, transparent 11px),
		radial-gradient(circle at 70% 50%, rgba(255, 255, 255, 0.55) 0 11px, transparent 11px);
}

/* --- Field --------------------------------------------------------------- */

.shaba-field {
	display: block;
	margin-bottom: 16px;
}

.shaba-field__label {
	display: block;
	margin-bottom: 9px;
	font-size: 0.88rem;
	font-weight: 600;
	color: var(--shaba-ink-2);
}

.shaba-field__box {
	display: flex;
	align-items: center;
	gap: 10px;
	padding: 0 14px;
	background: var(--shaba-surface-solid);
	border: 1.5px solid var(--shaba-border-strong);
	border-radius: calc(var(--shaba-radius) * 0.7);
	transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.shaba-field__box:focus-within {
	border-color: var(--shaba-accent);
	box-shadow: 0 0 0 4px var(--shaba-accent-soft);
}

.shaba-field__box.is-invalid {
	border-color: var(--shaba-err);
	box-shadow: 0 0 0 4px color-mix(in srgb, var(--shaba-err) 16%, transparent);
}

.shaba-field__box.is-valid {
	border-color: var(--shaba-ok);
	box-shadow: 0 0 0 4px color-mix(in srgb, var(--shaba-ok) 14%, transparent);
}

.shaba-field__icon {
	display: flex;
	color: var(--shaba-ink-3);
	flex: none;
}

.shaba-field__input {
	flex: 1 1 auto;
	width: 100%;
	min-width: 0;
	padding: 15px 0;
	border: 0;
	outline: 0;
	background: transparent;
	color: var(--shaba-ink);
	font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
	font-size: clamp(1.05rem, 3.6vw, 1.28rem);
	font-variant-numeric: tabular-nums;
	letter-spacing: 0.14em;
	text-align: left;
	direction: ltr;
}

.shaba-field__input::placeholder {
	color: var(--shaba-ink-3);
	letter-spacing: 0.14em;
	opacity: 0.6;
}

.shaba-field__paste {
	flex: none;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 34px;
	height: 34px;
	padding: 0;
	border: 0;
	border-radius: 10px;
	cursor: pointer;
	color: var(--shaba-ink-3);
	background: transparent;
	transition: background 0.18s ease, color 0.18s ease;
}

.shaba-field__paste:hover {
	color: var(--shaba-accent);
	background: var(--shaba-accent-soft);
}

.shaba-field__meta {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 10px;
	min-height: 26px;
	margin-top: 9px;
}

.shaba-chip {
	display: inline-flex;
	align-items: center;
	gap: 7px;
	padding: 4px 11px;
	font-size: 0.78rem;
	font-weight: 600;
	color: var(--shaba-ink-2);
	background: color-mix(in srgb, var(--shaba-viz, var(--shaba-accent)) 12%, transparent);
	border: 1px solid color-mix(in srgb, var(--shaba-viz, var(--shaba-accent)) 26%, transparent);
	border-radius: 999px;
	opacity: 1;
	transform: translateY(0);
	transition: opacity 0.22s ease, transform 0.22s ease;
}

.shaba-chip.is-hidden {
	opacity: 0;
	transform: translateY(-4px);
	pointer-events: none;
}

.shaba-chip__dot {
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: var(--shaba-viz, var(--shaba-accent));
}

.shaba-counter {
	font-size: 0.78rem;
	font-variant-numeric: tabular-nums;
	color: var(--shaba-ink-3);
}

/* --- Submit -------------------------------------------------------------- */

.shaba-submit {
	position: relative;
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 10px;
	width: 100%;
	padding: 16px 22px;
	border: 0;
	border-radius: calc(var(--shaba-radius) * 0.7);
	cursor: pointer;
	color: #fff;
	font-size: 1.02rem;
	font-weight: 700;
	font-family: inherit;
	background: linear-gradient(135deg, var(--shaba-accent), var(--shaba-accent-2));
	box-shadow: 0 14px 30px -14px color-mix(in srgb, var(--shaba-accent) 80%, transparent);
	transition: transform 0.16s ease, box-shadow 0.16s ease, filter 0.16s ease;
}

.shaba-submit:hover:not(:disabled) {
	transform: translateY(-1px);
	box-shadow: 0 18px 36px -14px color-mix(in srgb, var(--shaba-accent) 85%, transparent);
	filter: saturate(1.1);
}

.shaba-submit:active:not(:disabled) {
	transform: translateY(0);
}

.shaba-submit:disabled {
	cursor: not-allowed;
	opacity: 0.62;
	box-shadow: none;
}

.shaba-submit__arrow {
	transition: transform 0.2s ease;
}

.shaba-submit:hover:not(:disabled) .shaba-submit__arrow {
	transform: translateX(-3px);
}

.shaba-submit__spinner {
	display: none;
	width: 17px;
	height: 17px;
	border: 2.2px solid rgba(255, 255, 255, 0.35);
	border-top-color: #fff;
	border-radius: 50%;
	animation: shaba-spin 0.7s linear infinite;
}

.shaba-submit.is-loading .shaba-submit__spinner { display: block; }
.shaba-submit.is-loading .shaba-submit__arrow { display: none; }

@keyframes shaba-spin { to { transform: rotate(360deg); } }

/* --- Message ------------------------------------------------------------- */

.shaba-msg {
	display: none;
	align-items: flex-start;
	gap: 8px;
	margin: 14px 0 0;
	padding: 12px 14px;
	font-size: 0.88rem;
	border-radius: 12px;
	border: 1px solid transparent;
}

.shaba-msg.is-visible { display: flex; }

.shaba-msg.is-error {
	color: var(--shaba-err);
	background: color-mix(in srgb, var(--shaba-err) 9%, transparent);
	border-color: color-mix(in srgb, var(--shaba-err) 26%, transparent);
}

.shaba-msg.is-info {
	color: var(--shaba-ink-2);
	background: var(--shaba-accent-soft);
	border-color: color-mix(in srgb, var(--shaba-accent) 24%, transparent);
}

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

.shaba-result {
	margin-top: 22px;
	padding-top: 22px;
	border-top: 1px dashed var(--shaba-border-strong);
	animation: shaba-reveal 0.42s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.shaba-result[hidden] { display: none; }

@keyframes shaba-reveal {
	from { opacity: 0; transform: translateY(10px); }
	to   { opacity: 1; transform: translateY(0); }
}

.shaba-result__head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	margin-bottom: 16px;
}

.shaba-result__badge {
	display: inline-flex;
	align-items: center;
	gap: 7px;
	padding: 5px 12px;
	font-size: 0.8rem;
	font-weight: 700;
	color: var(--shaba-ok);
	background: color-mix(in srgb, var(--shaba-ok) 12%, transparent);
	border-radius: 999px;
}

.shaba-result__reset {
	padding: 0;
	border: 0;
	background: none;
	cursor: pointer;
	font-family: inherit;
	font-size: 0.83rem;
	font-weight: 600;
	color: var(--shaba-accent);
	text-decoration: underline;
	text-underline-offset: 3px;
}

.shaba-iban {
	padding: 16px 18px;
	background: color-mix(in srgb, var(--shaba-accent) 7%, var(--shaba-surface-solid));
	border: 1px solid color-mix(in srgb, var(--shaba-accent) 20%, transparent);
	border-radius: var(--shaba-radius);
}

.shaba-iban__label {
	display: block;
	margin-bottom: 8px;
	font-size: 0.78rem;
	font-weight: 600;
	color: var(--shaba-ink-2);
}

.shaba-iban__row {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	flex-wrap: wrap;
}

.shaba-iban__value {
	flex: 1 1 260px;
	font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
	font-size: clamp(0.95rem, 3.4vw, 1.22rem);
	font-weight: 700;
	font-variant-numeric: tabular-nums;
	letter-spacing: 0.05em;
	color: var(--shaba-ink);
	word-break: break-all;
	direction: ltr;
	text-align: left;
	background: none;
	padding: 0;
}

.shaba-copy {
	flex: none;
	display: inline-flex;
	align-items: center;
	gap: 7px;
	padding: 9px 15px;
	border: 1px solid var(--shaba-border-strong);
	border-radius: 11px;
	cursor: pointer;
	font-family: inherit;
	font-size: 0.83rem;
	font-weight: 600;
	color: var(--shaba-ink);
	background: var(--shaba-surface-solid);
	transition: all 0.18s ease;
}

.shaba-copy:hover {
	color: var(--shaba-accent);
	border-color: var(--shaba-accent);
}

.shaba-copy.is-done {
	color: #fff;
	background: var(--shaba-ok);
	border-color: var(--shaba-ok);
}

.shaba-facts {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
	gap: 12px;
	margin: 14px 0 0;
	padding: 0;
}

.shaba-fact {
	padding: 13px 15px;
	background: var(--shaba-surface-solid);
	border: 1px solid var(--shaba-border);
	border-radius: 14px;
}

.shaba-fact dt {
	margin: 0 0 4px;
	font-size: 0.74rem;
	font-weight: 500;
	color: var(--shaba-ink-3);
}

.shaba-fact dd {
	margin: 0;
	font-size: 0.95rem;
	font-weight: 700;
	color: var(--shaba-ink);
	word-break: break-word;
}

/* --- Footnote ------------------------------------------------------------ */

.shaba-footnote {
	display: flex;
	align-items: flex-start;
	gap: 7px;
	margin: 18px 0 0;
	font-size: 0.8rem;
	line-height: 1.8;
	color: var(--shaba-ink-3);
}

.shaba-footnote svg {
	flex: none;
	margin-top: 5px;
}

/* --- Features ------------------------------------------------------------ */

.shaba-features {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
	gap: 14px;
	margin: 26px 0 0;
	padding: 0;
	list-style: none;
}

.shaba-feature {
	padding: 20px;
	background: var(--shaba-surface);
	border: 1px solid var(--shaba-border);
	border-radius: var(--shaba-radius);
	backdrop-filter: blur(10px);
	-webkit-backdrop-filter: blur(10px);
}

.shaba-feature__icon {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 40px;
	height: 40px;
	margin-bottom: 12px;
	border-radius: 12px;
	color: var(--shaba-accent);
	background: var(--shaba-accent-soft);
}

.shaba-feature h3 {
	margin: 0 0 6px;
	font-size: 0.98rem;
	font-weight: 700;
	color: var(--shaba-ink);
}

.shaba-feature p {
	margin: 0;
	font-size: 0.85rem;
	line-height: 1.8;
	color: var(--shaba-ink-2);
}

/* --- FAQ ----------------------------------------------------------------- */

.shaba-faq {
	margin-top: 34px;
}

.shaba-faq__title {
	margin: 0 0 16px;
	font-size: 1.25rem;
	font-weight: 800;
	color: var(--shaba-ink);
}

.shaba-faq__item {
	margin-bottom: 10px;
	background: var(--shaba-surface);
	border: 1px solid var(--shaba-border);
	border-radius: 16px;
	overflow: hidden;
	backdrop-filter: blur(10px);
	-webkit-backdrop-filter: blur(10px);
}

.shaba-faq__item summary {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	padding: 15px 18px;
	cursor: pointer;
	font-size: 0.94rem;
	font-weight: 600;
	color: var(--shaba-ink);
	list-style: none;
}

.shaba-faq__item summary::-webkit-details-marker { display: none; }

.shaba-faq__item summary svg {
	flex: none;
	color: var(--shaba-ink-3);
	transition: transform 0.22s ease;
}

.shaba-faq__item[open] summary svg { transform: rotate(180deg); }

.shaba-faq__body {
	padding: 0 18px 17px;
	font-size: 0.88rem;
	line-height: 1.95;
	color: var(--shaba-ink-2);
}

/* --- Small screens ------------------------------------------------------- */

@media (max-width: 480px) {
	.shaba-cardviz__number { letter-spacing: 0.04em; }
	.shaba-iban__row { flex-direction: column; align-items: stretch; }
	.shaba-copy { justify-content: center; }
}

/* --- Theme page helper --------------------------------------------------- */

body.shaba-page--wide .entry-content,
body.shaba-page--wide .site-main,
body.shaba-page--wide .content-area {
	max-width: none;
	padding-inline: 0;
}