/* ==========================================================================
   PAY on QR — Design tokens
   ========================================================================== */
:root {
	--qp-ink: #14151A;
	--qp-ink-soft: #55575F;
	--qp-ink-faint: #8A8C94;
	--qp-paper: #FAFAF8;
	--qp-paper-alt: #F1F0EC;
	--qp-card: #FFFFFF;
	--qp-border: #E4E3DD;
	--qp-blue: #2952FF;
	--qp-blue-dark: #1F3FD6;
	--qp-blue-soft: #EAEFFF;
	--qp-green: #00B67A;
	--qp-green-soft: #E3F9F0;
	--qp-red: #FF4D4F;

	--qp-font-display: 'Space Grotesk', 'Inter', sans-serif;
	--qp-font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
	--qp-font-mono: 'JetBrains Mono', ui-monospace, monospace;

	--qp-radius-sm: 10px;
	--qp-radius: 16px;
	--qp-radius-lg: 24px;
	--qp-pill: 999px;

	--qp-shadow: 0 12px 32px rgba(20, 21, 26, 0.06);
	--qp-shadow-lg: 0 20px 48px rgba(20, 21, 26, 0.10);

	--qp-container: 1160px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	*, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
	margin: 0;
	background: var(--qp-paper);
	color: var(--qp-ink);
	font-family: var(--qp-font-body);
	font-size: 16px;
	line-height: 1.55;
	-webkit-font-smoothing: antialiased;
}

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

a { color: var(--qp-blue); text-decoration: none; }

h1, h2, h3, h4 {
	font-family: var(--qp-font-display);
	font-weight: 600;
	line-height: 1.12;
	margin: 0 0 0.5em;
	letter-spacing: -0.01em;
	color: var(--qp-ink);
}

h1 { font-size: clamp(2.1rem, 5vw + 1rem, 3.75rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3vw + 1rem, 2.5rem); }
h3 { font-size: 1.25rem; }

p { margin: 0 0 1em; color: var(--qp-ink-soft); }

.qp-mono { font-family: var(--qp-font-mono); font-variant-numeric: tabular-nums; }

:focus-visible {
	outline: 2px solid var(--qp-blue);
	outline-offset: 2px;
}

.qp-container {
	max-width: var(--qp-container);
	margin: 0 auto;
	padding: 0 20px;
}

.qp-section { padding: 72px 0; }
@media (max-width: 640px) {
	.qp-section { padding: 48px 0; }
}

.qp-section--alt { background: var(--qp-paper-alt); }
.qp-section--ink { background: var(--qp-ink); color: #fff; }
.qp-section--ink h2, .qp-section--ink p { color: #fff; }
.qp-section--ink .qp-eyebrow { color: rgba(255,255,255,0.6); }

.qp-eyebrow {
	font-family: var(--qp-font-mono);
	font-size: 0.78rem;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--qp-blue);
	font-weight: 600;
	display: inline-flex;
	align-items: center;
	gap: 8px;
	margin-bottom: 14px;
}
.qp-eyebrow::before {
	content: "";
	width: 7px;
	height: 7px;
	border-radius: 50%;
	background: var(--qp-green);
	display: inline-block;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.qp-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	font-family: var(--qp-font-body);
	font-weight: 600;
	font-size: 0.95rem;
	padding: 13px 24px;
	border-radius: var(--qp-pill);
	border: 1px solid transparent;
	cursor: pointer;
	transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
	text-decoration: none;
	line-height: 1;
}
.qp-btn:hover { transform: translateY(-1px); }

.qp-btn--primary { background: var(--qp-blue); color: #fff; box-shadow: 0 8px 20px rgba(41,82,255,0.28); }
.qp-btn--primary:hover { background: var(--qp-blue-dark); }

.qp-btn--ghost { background: transparent; color: var(--qp-ink); border-color: var(--qp-border); }
.qp-btn--ghost:hover { border-color: var(--qp-ink); }

.qp-btn--on-dark { background: #fff; color: var(--qp-ink); }
.qp-btn--on-dark:hover { background: var(--qp-paper-alt); }

.qp-btn--sm { padding: 9px 18px; font-size: 0.85rem; }
.qp-btn--block { width: 100%; }

/* ==========================================================================
   Header / Nav
   ========================================================================== */
.qp-header {
	position: sticky;
	top: 0;
	z-index: 50;
	background: rgba(250, 250, 248, 0.85);
	backdrop-filter: blur(10px);
	-webkit-backdrop-filter: blur(10px);
	border-bottom: 1px solid var(--qp-border);
}
.qp-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	height: 68px;
}
.qp-logo {
	font-family: var(--qp-font-display);
	font-weight: 700;
	font-size: 1.25rem;
	color: var(--qp-ink);
	display: flex;
	align-items: center;
	gap: 8px;
	letter-spacing: -0.01em;
}
.qp-logo__mark {
	width: 26px;
	height: 26px;
	border-radius: 7px;
	background: var(--qp-blue);
	position: relative;
	flex: none;
}
.qp-logo__mark::after {
	content: "";
	position: absolute;
	inset: 6px;
	background:
		linear-gradient(var(--qp-paper), var(--qp-paper)) 0 0 / 5px 5px no-repeat,
		linear-gradient(var(--qp-paper), var(--qp-paper)) 100% 0 / 5px 5px no-repeat,
		linear-gradient(var(--qp-paper), var(--qp-paper)) 0 100% / 5px 5px no-repeat;
}
.qp-logo span { color: var(--qp-blue); }
.qp-logo__on {
	color: var(--qp-ink-faint);
	font-weight: 500;
	font-size: 0.7em;
	text-transform: lowercase;
	margin: 0 1px;
	letter-spacing: 0;
}

.qp-nav ul { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: 28px; }
.qp-nav li { margin: 0; }
.qp-nav a { color: var(--qp-ink-soft); font-weight: 500; font-size: 0.92rem; }
.qp-nav a:hover { color: var(--qp-ink); }

.qp-header__actions { display: flex; align-items: center; gap: 10px; }

.qp-nav-toggle {
	display: none;
	background: none;
	border: none;
	cursor: pointer;
	width: 40px;
	height: 40px;
	align-items: center;
	justify-content: center;
}
.qp-nav-toggle span, .qp-nav-toggle span::before, .qp-nav-toggle span::after {
	content: "";
	display: block;
	width: 20px;
	height: 2px;
	background: var(--qp-ink);
	position: relative;
	transition: transform 0.2s ease, opacity 0.2s ease;
}
.qp-nav-toggle span::before { position: absolute; top: -6px; }
.qp-nav-toggle span::after { position: absolute; top: 6px; }

@media (max-width: 860px) {
	.qp-nav { position: fixed; inset: 68px 0 0 0; background: var(--qp-paper); transform: translateY(-8px); opacity: 0; pointer-events: none; transition: all 0.2s ease; overflow-y: auto; }
	.qp-nav.is-open { opacity: 1; transform: translateY(0); pointer-events: auto; }
	.qp-nav ul { flex-direction: column; align-items: flex-start; gap: 20px; padding: 32px 24px; }
	.qp-nav a { font-size: 1.1rem; }
	.qp-nav-toggle { display: inline-flex; }
	.qp-header__actions .qp-btn--ghost { display: none; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.qp-hero {
	padding: 64px 0 40px;
	position: relative;
	overflow: hidden;
}
.qp-hero__grid {
	display: grid;
	grid-template-columns: 1.05fr 0.95fr;
	gap: 56px;
	align-items: center;
}
@media (max-width: 900px) {
	.qp-hero__grid { grid-template-columns: 1fr; gap: 40px; }
}

.qp-hero h1 { margin-bottom: 20px; }
.qp-hero__sub { font-size: 1.1rem; max-width: 46ch; margin-bottom: 32px; }
.qp-hero__ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 36px; }

.qp-hero__facts { display: flex; gap: 28px; flex-wrap: wrap; }
.qp-hero__fact-num { font-family: var(--qp-font-mono); font-weight: 700; font-size: 1.4rem; color: var(--qp-ink); display: block; }
.qp-hero__fact-label { font-size: 0.78rem; color: var(--qp-ink-faint); }

/* Phone mockup + QR->checkmark animation (signature element) */
.qp-phone {
	background: var(--qp-ink);
	border-radius: 40px;
	padding: 14px;
	max-width: 300px;
	margin: 0 auto;
	box-shadow: var(--qp-shadow-lg);
}
.qp-phone__screen {
	background: var(--qp-paper);
	border-radius: 28px;
	padding: 28px 22px;
	text-align: center;
	min-height: 420px;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	position: relative;
	overflow: hidden;
}
.qp-phone__amount { font-family: var(--qp-font-mono); font-weight: 700; font-size: 2rem; margin-bottom: 22px; color: var(--qp-ink); }
.qp-phone__qr {
	width: 168px;
	height: 168px;
	background:
		repeating-linear-gradient(0deg, var(--qp-ink) 0 8px, transparent 8px 16px),
		repeating-linear-gradient(90deg, var(--qp-ink) 0 8px, transparent 8px 16px);
	background-blend-mode: multiply;
	background-color: #fff;
	border-radius: 12px;
	position: relative;
	opacity: 1;
	animation: qp-qr-cycle 4s ease-in-out infinite;
}
.qp-phone__scanline {
	position: absolute;
	left: 8%;
	right: 8%;
	height: 2px;
	background: var(--qp-blue);
	box-shadow: 0 0 10px var(--qp-blue);
	top: 20%;
	animation: qp-scan 4s ease-in-out infinite;
}
.qp-phone__check {
	position: absolute;
	inset: 0;
	display: flex;
	align-items: center;
	justify-content: center;
	opacity: 0;
	animation: qp-check-cycle 4s ease-in-out infinite;
}
.qp-phone__check-circle {
	width: 84px;
	height: 84px;
	border-radius: 50%;
	background: var(--qp-green-soft);
	display: flex;
	align-items: center;
	justify-content: center;
}
.qp-phone__check-circle svg { width: 40px; height: 40px; }
.qp-phone__caption { margin-top: 18px; font-size: 0.85rem; color: var(--qp-ink-faint); }

@keyframes qp-qr-cycle {
	0%, 55% { opacity: 1; transform: scale(1); }
	65%, 100% { opacity: 0; transform: scale(0.9); }
}
@keyframes qp-scan {
	0% { top: 8%; opacity: 1; }
	50% { top: 88%; opacity: 1; }
	55%, 100% { top: 88%; opacity: 0; }
}
@keyframes qp-check-cycle {
	0%, 60% { opacity: 0; transform: scale(0.8); }
	75%, 92% { opacity: 1; transform: scale(1); }
	100% { opacity: 0; transform: scale(1); }
}
@media (prefers-reduced-motion: reduce) {
	.qp-phone__qr, .qp-phone__scanline, .qp-phone__check { animation: none; }
	.qp-phone__check { opacity: 1; }
	.qp-phone__qr { opacity: 0; }
}

/* ==========================================================================
   Receipt cards (signature motif - perforated bottom edge)
   ========================================================================== */
.qp-receipt-card {
	background: var(--qp-card);
	border: 1px solid var(--qp-border);
	border-radius: var(--qp-radius) var(--qp-radius) 0 0;
	padding: 28px 24px 22px;
	position: relative;
	box-shadow: var(--qp-shadow);
}
.qp-receipt-card::after {
	content: "";
	display: block;
	position: absolute;
	left: 0; right: 0; bottom: -9px;
	height: 18px;
	background:
		radial-gradient(circle at 9px 0, transparent 9px, var(--qp-card) 9.5px) repeat-x;
	background-size: 18px 18px;
}

/* ==========================================================================
   Grids
   ========================================================================== */
.qp-grid {
	display: grid;
	gap: 24px;
}
.qp-grid--3 { grid-template-columns: repeat(3, 1fr); }
.qp-grid--4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) {
	.qp-grid--3, .qp-grid--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
	.qp-grid--3, .qp-grid--4 { grid-template-columns: 1fr; }
}

.qp-feature-icon {
	width: 42px;
	height: 42px;
	border-radius: 12px;
	background: var(--qp-blue-soft);
	display: flex;
	align-items: center;
	justify-content: center;
	margin-bottom: 16px;
}
.qp-feature-icon svg { width: 20px; height: 20px; stroke: var(--qp-blue); }

/* ==========================================================================
   Steps (legitimate sequence - onboarding flow)
   ========================================================================== */
.qp-steps {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 20px;
	counter-reset: qp-step;
}
@media (max-width: 900px) { .qp-steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .qp-steps { grid-template-columns: 1fr; } }

.qp-step { position: relative; padding-top: 8px; }
.qp-step__num {
	counter-increment: qp-step;
	font-family: var(--qp-font-mono);
	font-weight: 700;
	color: var(--qp-blue);
	font-size: 0.85rem;
	margin-bottom: 10px;
}
.qp-step__num::before { content: "0" counter(qp-step); }

/* ==========================================================================
   Fee tiers visual
   ========================================================================== */
.qp-tiers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 700px) { .qp-tiers { grid-template-columns: 1fr; } }
.qp-tier {
	background: var(--qp-card);
	border: 1px solid var(--qp-border);
	border-radius: var(--qp-radius);
	padding: 24px;
	text-align: center;
}
.qp-tier__pct { font-family: var(--qp-font-mono); font-weight: 700; font-size: 2.2rem; color: var(--qp-ink); }
.qp-tier__range { font-size: 0.85rem; color: var(--qp-ink-faint); margin-top: 4px; }
.qp-tier--best { border-color: var(--qp-green); background: var(--qp-green-soft); }
.qp-tier--best .qp-tier__pct { color: var(--qp-green); }

/* ==========================================================================
   Footer
   ========================================================================== */
.qp-footer {
	background: var(--qp-ink);
	color: rgba(255,255,255,0.7);
	padding: 56px 0 28px;
	font-size: 0.9rem;
}
.qp-footer a { color: rgba(255,255,255,0.7); }
.qp-footer a:hover { color: #fff; }
.qp-footer__top {
	display: flex;
	justify-content: space-between;
	gap: 32px;
	flex-wrap: wrap;
	margin-bottom: 36px;
	padding-bottom: 36px;
	border-bottom: 1px solid rgba(255,255,255,0.12);
}
.qp-footer__cols { display: flex; gap: 56px; flex-wrap: wrap; }
.qp-footer__col h4 { color: #fff; font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 14px; }
.qp-footer__col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.qp-footer__bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 0.8rem; color: rgba(255,255,255,0.45); }

/* ==========================================================================
   App shell (dashboard / plugin pages wrapper)
   ========================================================================== */
.qp-app-main { padding: 32px 0 96px; min-height: 60vh; }
.qp-app-header { margin-bottom: 28px; }
.qp-app-header h1 { font-size: 1.6rem; margin-bottom: 4px; }
.qp-app-header p { margin: 0; }

.qp-stat-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-bottom: 28px; }
.qp-stat-card {
	background: var(--qp-card);
	border: 1px solid var(--qp-border);
	border-radius: var(--qp-radius);
	padding: 18px 20px;
}
.qp-stat-card__label { font-size: 0.75rem; color: var(--qp-ink-faint); text-transform: uppercase; letter-spacing: 0.04em; }
.qp-stat-card__value { font-family: var(--qp-font-mono); font-weight: 700; font-size: 1.5rem; margin-top: 4px; }

.qp-chart-card {
	background: var(--qp-card);
	border: 1px solid var(--qp-border);
	border-radius: var(--qp-radius);
	padding: 20px;
	margin-bottom: 28px;
}
.qp-chart-card h3 { margin-bottom: 4px; }
.qp-chart-card p { font-size: 0.85rem; margin-bottom: 16px; }
.qp-chart-card canvas { max-height: 220px; }

.qp-leaderboard__row { margin-bottom: 16px; }
.qp-leaderboard__row:last-child { margin-bottom: 0; }
.qp-leaderboard__row-header {
	display: flex;
	justify-content: space-between;
	font-size: 0.85rem;
	color: var(--qp-ink-soft);
	margin-bottom: 6px;
}
.qp-leaderboard__row-header span:first-child { font-weight: 600; color: var(--qp-ink); }
.qp-leaderboard__bar-track {
	background: var(--qp-paper-alt);
	border-radius: 999px;
	height: 10px;
	overflow: hidden;
}
.qp-leaderboard__bar {
	background: var(--qp-blue);
	height: 100%;
	border-radius: 999px;
}

.qp-quick-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
@media (max-width: 700px) { .qp-quick-grid { grid-template-columns: repeat(2, 1fr); } }
.qp-quick-link {
	background: var(--qp-card);
	border: 1px solid var(--qp-border);
	border-radius: var(--qp-radius);
	padding: 20px 16px;
	text-align: center;
	transition: border-color 0.15s ease, transform 0.15s ease;
}
.qp-quick-link:hover { border-color: var(--qp-blue); transform: translateY(-2px); }
.qp-quick-link .qp-feature-icon { margin: 0 auto 12px; }
.qp-quick-link span { display: block; font-weight: 600; color: var(--qp-ink); font-size: 0.9rem; }

.qp-shortcode-wrap {
	background: var(--qp-card);
	border: 1px solid var(--qp-border);
	border-radius: var(--qp-radius-lg);
	padding: 32px 24px;
	box-shadow: var(--qp-shadow);
}

.qp-shortcode-wrap--wide {
	padding: 48px 56px;
}
@media (max-width: 640px) {
	.qp-shortcode-wrap--wide { padding: 28px 20px; }
}

.qp-back-link {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	font-size: 0.85rem;
	font-weight: 600;
	color: var(--qp-ink-soft);
	margin-bottom: 16px;
}
.qp-back-link:hover { color: var(--qp-blue); }

/* ==========================================================================
   Mobile bottom nav (app-like)
   ========================================================================== */
.qp-bottom-nav {
	position: fixed;
	left: 0; right: 0; bottom: 0;
	background: rgba(250,250,248,0.92);
	backdrop-filter: blur(10px);
	-webkit-backdrop-filter: blur(10px);
	border-top: 1px solid var(--qp-border);
	display: none;
	justify-content: space-around;
	padding: 8px 4px calc(8px + env(safe-area-inset-bottom));
	z-index: 60;
}
.qp-bottom-nav a {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 3px;
	font-size: 0.68rem;
	color: var(--qp-ink-faint);
	font-weight: 600;
	padding: 4px 10px;
}
.qp-bottom-nav a.is-active { color: var(--qp-blue); }
.qp-bottom-nav svg { width: 20px; height: 20px; }

@media (max-width: 700px) {
	body.qp-has-bottom-nav .qp-bottom-nav { display: flex; }
	body.qp-has-bottom-nav .qp-app-main { padding-bottom: 88px; }
}

/* ==========================================================================
   Utility
   ========================================================================== */
.qp-center { text-align: center; }
.qp-mt-0 { margin-top: 0; }
.qp-max-60 { max-width: 60ch; margin-left: auto; margin-right: auto; }