/* ============================================================
   Retro Game Guides — Marketing site
   Adapts the iOS design system (design/colors_and_type.css) into
   a lighter public-facing web style. Same warm paper + arcade
   accents; the pixel console icon carries the retro signal while
   the wordmark stays a clean bold sans for legibility.
   ============================================================ */

:root {
	/* Paper */
	--rg-paper-50:  #FFFCF5;
	--rg-paper-100: #FAF6EE;
	--rg-paper-200: #F2EBDB;
	--rg-paper-300: #E8DFC9;

	/* Ink */
	--rg-ink-900: #14110F;
	--rg-ink-800: #2A2520;
	--rg-ink-700: #4A4642;
	--rg-ink-500: #8B847C;
	--rg-ink-300: #C9C2B5;
	--rg-ink-200: #E5E0D5;
	--rg-ink-100: #F1ECE2;

	/* Arcade accents */
	--rg-arcade-red:     #C8312A;
	--rg-arcade-red-ink: #8E1E1A;
	--rg-crt-green:      #1F8A5B;
	--rg-crt-green-ink:  #0F5C3B;
	--rg-cartridge:      #E2A622;
	--rg-arcade-blue:    #2A6FDB;
	--rg-arcade-blue-ink:#1A4FA8;
	--rg-magenta:        #C7407E;
	--rg-search-yellow:  #F7E34C;

	/* Semantic */
	--rg-bg:          var(--rg-paper-100);
	--rg-bg-elevated: #FFFFFF;
	--rg-bg-inset:    var(--rg-paper-200);
	--rg-fg:          var(--rg-ink-900);
	--rg-fg-secondary:var(--rg-ink-700);
	--rg-fg-tertiary: var(--rg-ink-500);
	--rg-fg-on-dark:  #FAF6EE;
	--rg-accent:      var(--rg-arcade-red);
	--rg-accent-ink:  var(--rg-arcade-red-ink);
	--rg-link:        var(--rg-arcade-blue);
	--rg-success:     var(--rg-crt-green);
	--rg-separator:   var(--rg-ink-200);
	--rg-separator-subtle: var(--rg-ink-100);
	--rg-border:      var(--rg-ink-200);

	/* Type families */
	--rg-font-text:    -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", system-ui, sans-serif;
	--rg-font-mono:    ui-monospace, "SF Mono", "Menlo", "Courier New", monospace;

	/* Radii */
	--rg-radius-sm:    8px;
	--rg-radius-md:    10px;
	--rg-radius-lg:    12px;
	--rg-radius-xl:    14px;
	--rg-radius-2xl:   20px;
	--rg-radius-pill:  999px;

	/* Spacing */
	--rg-space-2:  8px;
	--rg-space-3:  12px;
	--rg-space-4:  16px;
	--rg-space-5:  20px;
	--rg-space-6:  24px;
	--rg-space-8:  32px;
	--rg-space-10: 40px;
	--rg-space-16: 64px;
	--rg-space-20: 80px;

	/* Shadows */
	--rg-shadow-card:     0 4px 10px rgba(20, 17, 15, 0.05);
	--rg-shadow-cover:    0 4px 8px  rgba(20, 17, 15, 0.12);
	--rg-shadow-floating: 0 12px 32px rgba(20, 17, 15, 0.10);
	--rg-shadow-device:   0 30px 70px rgba(20, 17, 15, 0.22);

	/* Motion */
	--rg-ease:        cubic-bezier(0.25, 0.1, 0.25, 1);
	--rg-ease-snappy: cubic-bezier(0.2, 0.8, 0.2, 1);
	--rg-dur-base:    220ms;

	--rg-maxw: 1120px;
}

@media (prefers-color-scheme: dark) {
	:root {
		--rg-paper-50:  #1B1814;
		--rg-paper-100: #14110F;
		--rg-paper-200: #1F1B17;
		--rg-paper-300: #2A2520;
		--rg-ink-900: #F5EFE0;
		--rg-ink-800: #E6DFCE;
		--rg-ink-700: #BFB6A4;
		--rg-ink-500: #8B847C;
		--rg-ink-300: #524C45;
		--rg-ink-200: #2E2924;
		--rg-ink-100: #221E1A;
		--rg-bg-elevated: #1F1B17;
		--rg-fg-on-dark: var(--rg-fg);
	}
}

/* ---------- Reset ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
	margin: 0;
	background: var(--rg-bg);
	color: var(--rg-fg);
	font-family: var(--rg-font-text);
	font-size: 17px;
	line-height: 1.5;
	-webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--rg-link); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, p { margin: 0; }

/* ---------- Layout ---------- */
.wrap { width: min(var(--rg-maxw), calc(100% - 40px)); margin: 0 auto; }
section { padding: var(--rg-space-20) 0; }
.section-tight { padding: var(--rg-space-16) 0; }

.eyebrow {
	font-size: 12px; font-weight: 700; letter-spacing: 0.08em;
	text-transform: uppercase; color: var(--rg-accent);
	display: inline-flex; align-items: center; gap: 8px; margin-bottom: 14px;
}
.eyebrow::before {
	content: ""; width: 7px; height: 7px; border-radius: 2px;
	background: var(--rg-accent); display: inline-block;
}

.section-head { max-width: 680px; margin-bottom: var(--rg-space-10); }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
h2.title { font-size: clamp(28px, 4vw, 40px); font-weight: 800; line-height: 1.1; letter-spacing: -0.02em; }
.section-head p { margin-top: var(--rg-space-4); color: var(--rg-fg-secondary); font-size: 19px; line-height: 1.5; }

/* ---------- Wordmark (clean bold sans; pixel icon carries the retro vibe) ---------- */
.wordmark {
	font-family: var(--rg-font-text);
	font-weight: 800; letter-spacing: -0.02em; line-height: 0.95;
	color: var(--rg-fg);
}

/* ---------- Buttons ---------- */
.btn {
	display: inline-flex; align-items: center; justify-content: center; gap: 8px;
	font-family: var(--rg-font-text); font-size: 16px; font-weight: 600;
	padding: 13px 22px; border-radius: var(--rg-radius-md);
	border: 1px solid transparent; cursor: pointer;
	transition: transform var(--rg-dur-base) var(--rg-ease-snappy), background var(--rg-dur-base);
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--rg-ink-900); color: var(--rg-paper-50); }
.btn-primary:hover { background: var(--rg-ink-800); }
.btn-ghost { background: transparent; color: var(--rg-fg); border-color: var(--rg-border); }
.btn-ghost:hover { background: var(--rg-bg-elevated); }

.badge-store {
	display: inline-flex; align-items: center; gap: 10px;
	background: var(--rg-ink-900); color: var(--rg-paper-50);
	border-radius: var(--rg-radius-lg); padding: 10px 18px;
	font-weight: 600; opacity: 0.95;
}
.badge-store small { display: block; font-size: 10px; font-weight: 500; opacity: 0.7; letter-spacing: 0.04em; text-transform: uppercase; }
.badge-store strong { font-size: 17px; font-weight: 700; }

/* ---------- Header / nav ---------- */
.site-header {
	position: sticky; top: 0; z-index: 50;
	background: color-mix(in srgb, var(--rg-bg) 86%, transparent);
	backdrop-filter: saturate(180%) blur(12px);
	border-bottom: 1px solid var(--rg-separator-subtle);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.nav-brand { display: flex; align-items: center; gap: 12px; }
.nav-brand img { width: 34px; height: 34px; border-radius: 8px; box-shadow: var(--rg-shadow-cover); }
.nav-brand .wordmark { font-size: 26px; color: var(--rg-fg); }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links .nav-link { color: var(--rg-fg-secondary); font-size: 15px; font-weight: 500; }
.nav-links .nav-link:hover { color: var(--rg-fg); text-decoration: none; }
.nav-cta { padding: 9px 16px; font-size: 14px; }
@media (max-width: 820px) { .nav-links .nav-link { display: none; } }
@media (max-width: 560px) {
	.wrap { width: min(var(--rg-maxw), calc(100% - 32px)); }
	.nav { height: 58px; gap: 12px; }
	.nav-brand { min-width: 0; gap: 10px; }
	.nav-brand img { width: 30px; height: 30px; border-radius: 7px; }
	.nav-brand .wordmark {
		font-size: 18px;
		letter-spacing: -0.01em;
		overflow: hidden;
		text-overflow: ellipsis;
		white-space: nowrap;
	}
	.nav-links { flex: 0 0 auto; }
	.nav-cta { padding: 8px 12px; font-size: 13px; white-space: nowrap; }
}
@media (max-width: 360px) {
	.nav { gap: 8px; }
	.nav-brand { gap: 8px; }
	.nav-brand .wordmark { font-size: 16px; }
	.nav-cta { padding: 8px 10px; font-size: 12px; }
}

/* ---------- Hero ---------- */
.hero { padding-top: var(--rg-space-16); padding-bottom: var(--rg-space-16); overflow: hidden; }
.hero-grid {
	display: grid; grid-template-columns: 1.05fr 0.95fr;
	gap: var(--rg-space-16); align-items: center;
}
.hero h1 {
	font-size: clamp(36px, 5.4vw, 60px); font-weight: 800;
	line-height: 1.04; letter-spacing: -0.03em;
}
.hero h1 .hl { color: var(--rg-accent); }
.hero-sub { margin-top: var(--rg-space-5); font-size: 20px; line-height: 1.5; color: var(--rg-fg-secondary); max-width: 36ch; }
.hero-cta { margin-top: var(--rg-space-8); display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.hero-note { margin-top: var(--rg-space-4); font-size: 14px; color: var(--rg-fg-tertiary); display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.hero-note .dot { width: 4px; height: 4px; border-radius: 50%; background: var(--rg-ink-300); }
.hero-visual { display: flex; justify-content: center; position: relative; }

@media (max-width: 900px) {
	.hero-grid { grid-template-columns: 1fr; gap: var(--rg-space-10); text-align: center; }
	.hero-sub { margin-left: auto; margin-right: auto; }
	.hero-cta, .hero-note { justify-content: center; }
}

/* ---------- iPhone device mockup ---------- */
.device {
	width: 300px; flex: 0 0 auto;
	background: #0a0a0a; border-radius: 46px; padding: 12px;
	box-shadow: var(--rg-shadow-device);
	border: 1px solid rgba(255,255,255,0.06);
}
.device-screen {
	position: relative; border-radius: 36px; overflow: hidden;
	background: var(--rg-paper-50); aspect-ratio: 300 / 640;
	display: flex; flex-direction: column;
}
.device-notch {
	position: absolute; top: 9px; left: 50%; transform: translateX(-50%);
	width: 110px; height: 26px; background: #0a0a0a; border-radius: 14px; z-index: 5;
}
.device-tilt { transform: perspective(1600px) rotateY(-14deg) rotateX(3deg); }
.device-sm { width: 248px; }

/* Real screenshot devices: image already includes the iOS status bar + island */
.device--shot .device-screen { aspect-ratio: 1206 / 2622; }
.device--shot .device-screen img.shot { width: 100%; height: 100%; object-fit: cover; display: block; }

/* Overlapping pair of screenshot devices */
.feature-visual-pair { position: relative; padding: 8px 0; min-height: 540px; align-items: center; }
.feature-visual-pair .device-back {
	position: absolute; left: 50%; top: 50%;
	transform: translate(-86%, -52%) scale(0.9) rotate(-5deg);
	filter: brightness(0.99); opacity: 0.96; z-index: 1;
}
.feature-visual-pair .device-front {
	position: relative; z-index: 2;
	transform: translateX(14%) rotate(2deg);
}
@media (max-width: 1040px) and (min-width: 901px) {
	.feature-visual-pair .device-back { transform: translate(-78%, -52%) scale(0.86) rotate(-5deg); }
	.feature-visual-pair .device-front { transform: translateX(8%) rotate(2deg); }
}
@media (max-width: 520px) {
	.feature-visual-pair { min-height: 0; padding: 0; }
	.feature-visual-pair .device-back { display: none; }
	.feature-visual-pair .device-front { transform: none; }
}

/* ---------- Feature alternating rows ---------- */
.feature-row {
	display: grid; grid-template-columns: 1fr 1fr; gap: var(--rg-space-16);
	align-items: center;
}
.feature-row + .feature-row { margin-top: var(--rg-space-20); }
.feature-row.reverse .feature-visual { order: 2; }
.feature-row.reverse .feature-copy { order: 1; }
.feature-visual { display: flex; justify-content: center; }
.feature-copy h3 { font-size: clamp(24px, 3vw, 32px); font-weight: 800; line-height: 1.12; letter-spacing: -0.02em; }
.feature-copy > p { margin-top: var(--rg-space-4); color: var(--rg-fg-secondary); font-size: 18px; line-height: 1.55; }
.feature-list { list-style: none; padding: 0; margin: var(--rg-space-6) 0 0; display: grid; gap: 12px; }
.feature-list li { display: flex; gap: 12px; align-items: flex-start; font-size: 15.5px; color: var(--rg-fg-secondary); }
.feature-list .tick {
	flex: 0 0 auto; width: 22px; height: 22px; border-radius: 6px; margin-top: 1px;
	background: color-mix(in srgb, var(--rg-success) 15%, transparent); color: var(--rg-success);
	display: flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 700;
}
@media (max-width: 900px) {
	.feature-row, .feature-row.reverse { grid-template-columns: 1fr; gap: var(--rg-space-10); }
	.feature-row.reverse .feature-visual,
	.feature-row.reverse .feature-copy { order: initial; }
	.feature-visual { order: -1; }
}

/* ---------- Problem / split compare ---------- */
.problem { background: var(--rg-bg-inset); }
.compare {
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
	gap: var(--rg-space-6);
	margin-top: var(--rg-space-10);
	min-width: 0;
}
.compare-card {
	background: var(--rg-bg-elevated); border: 1px solid var(--rg-separator);
	border-radius: var(--rg-radius-2xl); padding: var(--rg-space-6); box-shadow: var(--rg-shadow-card);
	min-width: 0;
}
.compare-card .lab { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; font-size: 13px; font-weight: 700; }
.compare-card .lab .tag { font-size: 10px; padding: 3px 8px; border-radius: var(--rg-radius-pill); font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; }
.tag-bad { background: color-mix(in srgb, var(--rg-accent) 14%, transparent); color: var(--rg-accent); }
.tag-good { background: color-mix(in srgb, var(--rg-success) 16%, transparent); color: var(--rg-success); }
.compare-scroll {
	display: block;
	width: 100%;
	max-width: 100%;
	height: 360px;
	margin: 0;
	padding: 14px;
	border: 1px solid var(--rg-separator-subtle);
	border-radius: var(--rg-radius-lg);
	background: var(--rg-paper-50);
	overflow: auto;
	overscroll-behavior: contain;
}
.raw-txt { font-family: var(--rg-font-mono); font-size: 10.5px; line-height: 1.5; color: var(--rg-fg-tertiary); white-space: pre; }
.flow-txt { font-family: var(--rg-font-mono); font-size: 13px; line-height: 1.65; color: var(--rg-fg-secondary); white-space: pre-wrap; }
@media (max-width: 720px) { .compare { grid-template-columns: 1fr; } }
@media (max-width: 560px) {
	.compare { gap: var(--rg-space-4); margin-top: var(--rg-space-8); }
	.compare-card { padding: var(--rg-space-4); border-radius: var(--rg-radius-lg); }
	.compare-scroll { height: 300px; padding: 12px; }
	.raw-txt { font-size: 10px; }
	.flow-txt { font-size: 12px; line-height: 1.6; }
}

/* ---------- Trust strip ---------- */
.trust { background: var(--rg-ink-900); color: var(--rg-fg-on-dark); }
@media (prefers-color-scheme: dark) { .trust { background: var(--rg-paper-200); } }
.trust .title { color: var(--rg-paper-50); }
@media (prefers-color-scheme: dark) { .trust .title, .trust h2 { color: var(--rg-fg); } }
.trust .section-head p { color: color-mix(in srgb, var(--rg-paper-50) 72%, transparent); }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--rg-space-5); margin-top: var(--rg-space-10); }
.trust-item { padding: var(--rg-space-5); border: 1px solid rgba(250,246,238,0.12); border-radius: var(--rg-radius-lg); background: rgba(250,246,238,0.04); }
.trust-item .ic { font-size: 22px; margin-bottom: 12px; }
.trust-item b { display: block; font-size: 15px; margin-bottom: 5px; color: var(--rg-paper-50); }
.trust-item p { font-size: 13.5px; line-height: 1.5; color: color-mix(in srgb, var(--rg-paper-50) 66%, transparent); }
@media (prefers-color-scheme: dark) { .trust-item b { color: var(--rg-fg); } .trust-item p { color: var(--rg-fg-secondary); } .trust-item { border-color: var(--rg-separator); background: var(--rg-bg-elevated); } }
@media (max-width: 900px) { .trust-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .trust-grid { grid-template-columns: 1fr; } }

/* ---------- Pricing ---------- */
.pricing { text-align: center; }
.price-card {
	max-width: 460px; margin: var(--rg-space-10) auto 0;
	background: var(--rg-bg-elevated); border: 1px solid var(--rg-separator);
	border-radius: var(--rg-radius-2xl); padding: var(--rg-space-10) var(--rg-space-8);
	box-shadow: var(--rg-shadow-floating); position: relative;
}
.price-card .crown { display: inline-flex; padding: 6px 14px; border-radius: var(--rg-radius-pill); background: color-mix(in srgb, var(--rg-cartridge) 18%, transparent); color: #9A6D0A; font-size: 12px; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; margin-bottom: 18px; }
.price-amount { font-size: 56px; font-weight: 800; letter-spacing: -0.03em; line-height: 1; }
.price-amount small { font-size: 18px; font-weight: 600; color: var(--rg-fg-tertiary); }
.price-card .once { margin-top: 8px; color: var(--rg-fg-secondary); font-size: 16px; }
.price-feats { list-style: none; padding: 0; margin: var(--rg-space-8) 0; text-align: left; display: grid; gap: 12px; }
.price-feats li { display: flex; gap: 11px; align-items: center; font-size: 15.5px; color: var(--rg-fg-secondary); }
.price-feats .tick { flex: 0 0 auto; width: 22px; height: 22px; border-radius: 6px; background: color-mix(in srgb, var(--rg-success) 15%, transparent); color: var(--rg-success); display: flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 700; }
.price-fine { margin-top: 14px; font-size: 13px; color: var(--rg-fg-tertiary); }

/* ---------- FAQ ---------- */
.faq-list { max-width: 800px; margin: var(--rg-space-10) auto 0; }
.faq {
	border-bottom: 1px solid var(--rg-separator); padding: 4px 0;
}
.faq summary {
	cursor: pointer; list-style: none; padding: 20px 36px 20px 0; position: relative;
	font-size: 18px; font-weight: 600; color: var(--rg-fg);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
	content: "+"; position: absolute; right: 4px; top: 50%; transform: translateY(-50%);
	font-size: 24px; font-weight: 400; color: var(--rg-fg-tertiary); transition: transform var(--rg-dur-base);
}
.faq[open] summary::after { content: "\2212"; }
.faq p { padding: 0 36px 20px 0; color: var(--rg-fg-secondary); font-size: 16px; line-height: 1.6; }

/* ---------- Final CTA ---------- */
.final { text-align: center; }
.final-card {
	background: var(--rg-bg-elevated); border: 1px solid var(--rg-separator);
	border-radius: var(--rg-radius-2xl); padding: var(--rg-space-16) var(--rg-space-8);
	box-shadow: var(--rg-shadow-floating);
}
.final-card img.icon { width: 88px; height: 88px; border-radius: 20px; margin: 0 auto var(--rg-space-6); box-shadow: var(--rg-shadow-cover); }
.final-card h2 { font-size: clamp(28px, 4vw, 42px); }
.final-card p { margin: var(--rg-space-4) auto 0; max-width: 48ch; color: var(--rg-fg-secondary); font-size: 19px; }
.final-cta { margin-top: var(--rg-space-8); display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.site-footer { background: var(--rg-bg-inset); border-top: 1px solid var(--rg-separator); padding: var(--rg-space-16) 0 var(--rg-space-10); }
.footer-top { display: flex; justify-content: space-between; gap: var(--rg-space-10); flex-wrap: wrap; }
.footer-brand { max-width: 320px; }
.footer-brand .nav-brand { margin-bottom: 14px; }
.footer-brand p { font-size: 14px; color: var(--rg-fg-secondary); line-height: 1.55; }
.footer-cols { display: flex; gap: var(--rg-space-16); flex-wrap: wrap; }
.footer-col h5 { font-size: 12px; text-transform: uppercase; letter-spacing: 0.07em; color: var(--rg-fg-tertiary); margin: 0 0 14px; }
.footer-col a { display: block; color: var(--rg-fg-secondary); font-size: 15px; margin-bottom: 10px; }
.footer-col a:hover { color: var(--rg-fg); text-decoration: none; }
.footer-legal {
	margin-top: var(--rg-space-16); padding-top: var(--rg-space-6); border-top: 1px solid var(--rg-separator);
	font-size: 13px; color: var(--rg-fg-tertiary); line-height: 1.6;
}
.footer-legal p + p { margin-top: 8px; }

@media (prefers-reduced-motion: reduce) {
	* { scroll-behavior: auto !important; transition: none !important; }
	.device-tilt { transform: none; }
}