/* ==========================================================================
   Buffyz Store — main stylesheet
   Pure CSS "next-level" storefront. No frameworks, no build step.
   ========================================================================== */

:root {
	--bg: #0a0a12;
	--bg-soft: #12121e;
	--surface: rgba(255, 255, 255, 0.04);
	--surface-2: rgba(255, 255, 255, 0.07);
	--border: rgba(255, 255, 255, 0.09);
	--text: #f4f4fb;
	--text-dim: #a5a5c0;
	--accent: #6d5efc;
	--accent-2: #b14bff;
	--accent-3: #22d3ee;
	--radius: 18px;
	--radius-sm: 12px;
	--maxw: 1160px;
	--shadow: 0 20px 50px -20px rgba(0, 0, 0, 0.6);
	--ease: cubic-bezier(0.22, 1, 0.36, 1);
	font-synthesis: none;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
	margin: 0;
	background: var(--bg);
	color: var(--text);
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
	line-height: 1.6;
	-webkit-font-smoothing: antialiased;
	overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3 { line-height: 1.15; margin: 0 0 0.4em; letter-spacing: -0.02em; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }
.container.narrow { max-width: 780px; }
.section { padding: 84px 0; }

/* ---- Buttons ------------------------------------------------------------ */
.btn {
	display: inline-flex; align-items: center; justify-content: center; gap: 8px;
	font-weight: 650; font-size: 15px; line-height: 1;
	padding: 14px 24px; border-radius: 999px; border: 1px solid transparent;
	cursor: pointer; transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s;
	will-change: transform; text-align: center;
}
.btn-lg { padding: 17px 32px; font-size: 16px; }
.btn-sm { padding: 10px 18px; font-size: 14px; }
.btn-block { width: 100%; }
.btn-primary {
	color: #fff;
	background: linear-gradient(120deg, var(--accent), var(--accent-2));
	box-shadow: 0 10px 30px -8px color-mix(in srgb, var(--accent) 70%, transparent);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 18px 40px -10px color-mix(in srgb, var(--accent) 75%, transparent); }
.btn-ghost { background: var(--surface); border-color: var(--border); color: var(--text); }
.btn-ghost:hover { background: var(--surface-2); transform: translateY(-2px); }
.btn-install { background: var(--surface-2); border-color: var(--border); color: var(--text); }
.btn-install:hover { background: linear-gradient(120deg, var(--accent), var(--accent-2)); color: #fff; border-color: transparent; }
.btn-spinner { width: 16px; height: 16px; border: 2px solid rgba(255,255,255,.4); border-top-color: #fff; border-radius: 50%; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- Header ------------------------------------------------------------- */
.site-header {
	position: sticky; top: 0; z-index: 40;
	backdrop-filter: blur(16px); background: rgba(10, 10, 18, 0.6);
	border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 750; font-size: 19px; }
.brand-mark { color: var(--accent); font-size: 20px; filter: drop-shadow(0 0 10px var(--accent)); }
.site-nav .nav-menu { list-style: none; display: flex; gap: 26px; margin: 0; padding: 0; }
.site-nav a { color: var(--text-dim); font-weight: 550; font-size: 15px; transition: color .2s; }
.site-nav a:hover { color: var(--text); }
.header-actions { display: flex; align-items: center; gap: 12px; }

/* Header app search */
.app-search { display: flex; align-items: center; background: var(--surface); border: 1px solid var(--border); border-radius: 999px; padding: 3px 3px 3px 14px; transition: border-color .2s; }
.app-search:focus-within { border-color: var(--accent); }
.app-search input[type=search] { background: none; border: 0; color: var(--text); font-size: 14px; width: 150px; outline: 0; font-family: inherit; }
.app-search input[type=search]::placeholder { color: var(--text-dim); }
.app-search button { width: 34px; height: 34px; border: 0; border-radius: 50%; background: linear-gradient(120deg, var(--accent), var(--accent-2)); color: #fff; font-size: 18px; cursor: pointer; display: grid; place-items: center; }
.app-search.big { max-width: 460px; margin: 22px auto 0; padding: 6px 6px 6px 20px; }
.app-search.big input[type=search] { width: 100%; font-size: 16px; padding: 8px 0; }
.app-search.big button { width: 44px; height: 44px; font-size: 22px; }
.buffyz-install-app { white-space: nowrap; }

/* Add-to-Home-Screen sheet */
.buffyz-a2hs { position: fixed; inset: 0; z-index: 120; display: flex; align-items: flex-end; justify-content: center; background: rgba(5,5,12,.6); backdrop-filter: blur(4px); animation: fade .3s; }
.a2hs-card { position: relative; width: 100%; max-width: 460px; margin: 16px; background: var(--bg-soft); border: 1px solid var(--border); border-radius: 22px; padding: 26px; box-shadow: var(--shadow); animation: pop .4s var(--ease); }
.a2hs-card h4 { margin: 0 0 8px; font-size: 1.2rem; }
.a2hs-card p { color: var(--text-dim); font-size: 15px; margin: 6px 0; }
.a2hs-card strong { color: var(--text); }
.a2hs-note { font-size: 13px !important; opacity: .8; }
.a2hs-close { position: absolute; top: 12px; right: 14px; background: none; border: 0; color: var(--text-dim); font-size: 26px; line-height: 1; cursor: pointer; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: .3s; }

/* ---- Hero --------------------------------------------------------------- */
.hero { position: relative; padding: 120px 0 90px; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.blob { position: absolute; border-radius: 50%; filter: blur(70px); opacity: .55; animation: float 18s var(--ease) infinite; }
.blob-1 { width: 480px; height: 480px; background: var(--accent); top: -120px; left: -80px; }
.blob-2 { width: 420px; height: 420px; background: var(--accent-2); top: 40px; right: -100px; animation-delay: -6s; }
.blob-3 { width: 360px; height: 360px; background: var(--accent-3); bottom: -140px; left: 40%; animation-delay: -11s; opacity: .35; }
@keyframes float { 0%,100% { transform: translate(0,0) scale(1); } 33% { transform: translate(40px,-30px) scale(1.1); } 66% { transform: translate(-30px,25px) scale(.95); } }
.grid-overlay {
	position: absolute; inset: 0;
	background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px);
	background-size: 54px 54px; mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 40%, transparent 100%); opacity: .4;
}
.hero-inner { position: relative; z-index: 1; text-align: center; max-width: 820px; margin: 0 auto; }
.pill {
	display: inline-block; padding: 7px 16px; border-radius: 999px; font-size: 13px; font-weight: 600;
	background: var(--surface); border: 1px solid var(--border); color: var(--text-dim); margin-bottom: 22px; letter-spacing: .01em;
}
.hero-title { font-size: clamp(2.6rem, 6vw, 4.4rem); font-weight: 800; }
.grad-text { background: linear-gradient(100deg, var(--accent) 10%, var(--accent-2) 50%, var(--accent-3)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero-sub { font-size: clamp(1.05rem, 2vw, 1.28rem); color: var(--text-dim); max-width: 620px; margin: 18px auto 34px; }
.hero-cta { display: flex; flex-direction: column; align-items: center; gap: 16px; }
.coupon-hint { font-size: 14px; color: var(--text-dim); }
.coupon-hint strong { color: var(--text); background: var(--surface-2); padding: 3px 8px; border-radius: 6px; letter-spacing: .05em; }
.hero-stats { display: flex; justify-content: center; gap: 46px; margin-top: 56px; flex-wrap: wrap; }
.stat { text-align: center; }
.stat-num { display: block; font-size: 2.4rem; font-weight: 800; background: linear-gradient(120deg, var(--text), var(--text-dim)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.stat-label { font-size: 13px; color: var(--text-dim); text-transform: uppercase; letter-spacing: .08em; }

/* ---- Section heads / chips --------------------------------------------- */
.section-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 34px; }
.section-head h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
.link-arrow { color: var(--accent); font-weight: 600; }
.link-arrow:hover { color: var(--accent-2); }
.categories { padding: 40px 0 0; }
.chip-row { display: flex; gap: 10px; flex-wrap: wrap; }
.chip { padding: 9px 18px; border-radius: 999px; background: var(--surface); border: 1px solid var(--border); font-size: 14px; font-weight: 550; color: var(--text-dim); transition: .2s; }
.chip:hover { color: var(--text); border-color: var(--accent); }
.chip-active { background: linear-gradient(120deg, var(--accent), var(--accent-2)); color: #fff; border-color: transparent; }

/* ---- App grid + cards --------------------------------------------------- */
.app-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(255px, 1fr)); gap: 22px; }
.app-card {
	position: relative; display: flex; flex-direction: column; gap: 16px;
	background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
	padding: 22px; overflow: hidden; transition: transform .3s var(--ease), border-color .3s, box-shadow .3s;
}
.app-card::before { content: ""; position: absolute; inset: 0; background: radial-gradient(400px circle at var(--mx,50%) var(--my,0%), color-mix(in srgb, var(--accent) 16%, transparent), transparent 70%); opacity: 0; transition: opacity .3s; pointer-events: none; }
.app-card:hover { transform: translateY(-6px); border-color: color-mix(in srgb, var(--accent) 55%, var(--border)); box-shadow: var(--shadow); }
.app-card:hover::before { opacity: 1; }
.app-card-link { display: flex; flex-direction: column; gap: 14px; flex: 1; }
.app-icon { width: 64px; height: 64px; border-radius: 16px; overflow: hidden; background: linear-gradient(135deg, var(--accent), var(--accent-2)); display: grid; place-items: center; box-shadow: 0 8px 20px -6px color-mix(in srgb, var(--accent) 60%, transparent); }
.app-icon img { width: 100%; height: 100%; object-fit: cover; }
.app-icon-fallback { font-size: 30px; font-weight: 800; color: #fff; }
.app-icon-fallback.big { font-size: 56px; }
.app-name { font-size: 1.15rem; margin: 0; }
.app-tagline { color: var(--text-dim); font-size: 14px; margin: 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.app-tagline.lg { font-size: 1.1rem; -webkit-line-clamp: 3; }
.app-meta { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; font-size: 13px; color: var(--text-dim); margin-top: auto; }
.app-rating { color: #ffd166; font-weight: 600; }
.app-cat { padding: 3px 10px; border-radius: 999px; background: var(--surface-2); }
.app-installs { margin-left: auto; }

/* ---- Signup / coupon banner -------------------------------------------- */
.signup-card {
	display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap;
	padding: 40px; border-radius: 24px; background: linear-gradient(120deg, color-mix(in srgb, var(--accent) 22%, var(--bg-soft)), color-mix(in srgb, var(--accent-2) 22%, var(--bg-soft)));
	border: 1px solid var(--border); position: relative; overflow: hidden;
}
.signup-card::after { content: ""; position: absolute; width: 300px; height: 300px; background: var(--accent-2); filter: blur(90px); opacity: .35; top: -120px; right: -60px; }
.signup-copy { position: relative; z-index: 1; max-width: 520px; }
.signup-copy h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
.signup-copy p { color: var(--text-dim); margin: 0; }
.signup-coupon { position: relative; z-index: 1; text-align: center; }
.coupon-label { display: block; font-size: 12px; text-transform: uppercase; letter-spacing: .1em; color: var(--text-dim); margin-bottom: 8px; }
.coupon-code { font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 1.4rem; font-weight: 700; letter-spacing: .12em; padding: 14px 24px; border-radius: var(--radius-sm); background: var(--bg); border: 1px dashed var(--accent); color: var(--text); cursor: pointer; display: inline-flex; align-items: center; gap: 10px; transition: .2s; }
.coupon-code:hover { border-style: solid; transform: scale(1.03); }
.copy-hint { font-size: 11px; font-family: inherit; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); padding: 3px 8px; border-radius: 6px; background: var(--surface-2); }

/* ---- Page hero (archive / pages) --------------------------------------- */
.page-hero { position: relative; padding: 90px 0 40px; overflow: hidden; text-align: center; }
.page-hero.small { padding: 80px 0 30px; }
.page-hero-bg { position: absolute; inset: 0; }
.page-title { font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 800; }
.page-sub { color: var(--text-dim); font-size: 1.1rem; }

/* ---- Single app --------------------------------------------------------- */
.app-hero { position: relative; padding: 80px 0 40px; overflow: hidden; }
.app-hero-bg { position: absolute; inset: 0; }
.app-hero-inner { position: relative; z-index: 1; display: flex; gap: 34px; align-items: center; flex-wrap: wrap; }
.app-hero-icon { width: 130px; height: 130px; border-radius: 30px; overflow: hidden; background: linear-gradient(135deg, var(--accent), var(--accent-2)); display: grid; place-items: center; box-shadow: 0 20px 50px -14px color-mix(in srgb, var(--accent) 70%, transparent); flex-shrink: 0; }
.app-hero-icon img { width: 100%; height: 100%; object-fit: cover; }
.app-hero-info { flex: 1; min-width: 280px; }
.app-title { font-size: clamp(2rem, 4vw, 3rem); }
.app-dev { color: var(--accent); font-weight: 600; margin: 0 0 10px; }
.app-badges { display: flex; gap: 14px; flex-wrap: wrap; margin: 24px 0; }
.badge { padding: 12px 18px; border-radius: var(--radius-sm); background: var(--surface); border: 1px solid var(--border); text-align: center; min-width: 84px; }
.badge-val { display: block; font-size: 1.2rem; font-weight: 750; }
.badge-key { font-size: 12px; color: var(--text-dim); text-transform: uppercase; letter-spacing: .06em; }
.app-hero-cta { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.app-cat-pill { padding: 8px 16px; border-radius: 999px; background: var(--surface-2); font-size: 14px; color: var(--text-dim); }

.app-body-grid { display: grid; grid-template-columns: 1fr 320px; gap: 40px; align-items: start; }
.app-about h2 { font-size: 1.6rem; }
.aside-card { position: sticky; top: 90px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; }
.aside-card h3 { font-size: 1.2rem; }
.aside-card p { color: var(--text-dim); font-size: 14px; }
.aside-installs { margin-top: 16px; font-size: 14px; }
.aside-installs .install-counter { font-weight: 750; color: var(--text); }

/* ---- Prose -------------------------------------------------------------- */
.prose { color: var(--text-dim); font-size: 1.05rem; }
.prose h2 { color: var(--text); font-size: 1.4rem; margin-top: 1.6em; }
.prose h3 { color: var(--text); }
.prose a { color: var(--accent); text-decoration: underline; }
.prose ul { padding-left: 1.2em; }
.prose li { margin: .4em 0; }
.legal h2 { font-size: 1.25rem; }
.legal-note { margin-top: 2em; padding: 16px; background: var(--surface); border-radius: var(--radius-sm); border: 1px solid var(--border); }

/* ---- Forms -------------------------------------------------------------- */
.field { display: block; margin-bottom: 18px; }
.field-label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 7px; }
.field input, .field textarea, .download-form input[type=email] {
	width: 100%; padding: 13px 16px; border-radius: var(--radius-sm);
	background: var(--bg); border: 1px solid var(--border); color: var(--text); font-size: 15px; font-family: inherit;
	transition: border-color .2s, box-shadow .2s;
}
.field input:focus, .field textarea:focus, .download-form input:focus { outline: 0; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent); }
.consent { display: flex; gap: 10px; align-items: flex-start; font-size: 13px; color: var(--text-dim); margin: 6px 0 18px; }
.consent input { margin-top: 3px; accent-color: var(--accent); width: 16px; height: 16px; flex-shrink: 0; }
.consent a { color: var(--accent); }
.form-error { color: #ff6b81; font-size: 14px; margin-top: 12px; }
.form-success { color: #4ade80; font-size: 14px; margin-top: 12px; }
.contact-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 34px; }
.contact-extra { margin-top: 30px; }

/* ---- Modal -------------------------------------------------------------- */
.modal { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 20px; }
.modal[hidden] { display: none; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(5, 5, 12, 0.7); backdrop-filter: blur(6px); animation: fade .3s; }
.modal-card { position: relative; z-index: 1; width: 100%; max-width: 440px; background: var(--bg-soft); border: 1px solid var(--border); border-radius: 22px; padding: 34px; box-shadow: var(--shadow); animation: pop .4s var(--ease); }
@keyframes fade { from { opacity: 0; } }
@keyframes pop { from { opacity: 0; transform: translateY(20px) scale(.96); } }
.modal-close { position: absolute; top: 14px; right: 16px; background: none; border: 0; color: var(--text-dim); font-size: 28px; line-height: 1; cursor: pointer; transition: color .2s; }
.modal-close:hover { color: var(--text); }
.modal-sub { color: var(--text-dim); font-size: 15px; margin-top: 4px; }
.success-check { width: 60px; height: 60px; border-radius: 50%; background: linear-gradient(120deg, #22c55e, #16a34a); color: #fff; display: grid; place-items: center; font-size: 32px; margin: 0 auto 16px; animation: pop .5s var(--ease); }
.modal-step[data-step=success] { text-align: center; }
.success-coupon { margin: 20px 0; }
.success-coupon > span { display: block; font-size: 12px; text-transform: uppercase; letter-spacing: .1em; color: var(--text-dim); margin-bottom: 8px; }

/* ---- Footer ------------------------------------------------------------- */
.site-footer { border-top: 1px solid var(--border); padding: 56px 0 30px; margin-top: 40px; background: var(--bg-soft); }
.footer-grid { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; padding-bottom: 30px; border-bottom: 1px solid var(--border); }
.footer-tag { color: var(--text-dim); font-size: 14px; max-width: 320px; margin: 12px 0 0; }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-links a { color: var(--text-dim); font-size: 14px; transition: color .2s; }
.footer-links a:hover { color: var(--text); }
.footer-bottom { padding-top: 22px; font-size: 13px; color: var(--text-dim); }

/* ---- Misc --------------------------------------------------------------- */
.empty-state { text-align: center; padding: 60px 20px; background: var(--surface); border: 1px dashed var(--border); border-radius: var(--radius); color: var(--text-dim); }
.pagination { margin-top: 40px; text-align: center; }
.pagination .page-numbers { display: inline-block; padding: 8px 14px; margin: 0 3px; border-radius: 10px; background: var(--surface); border: 1px solid var(--border); }
.pagination .current { background: linear-gradient(120deg, var(--accent), var(--accent-2)); color: #fff; }

/* ---- Scroll reveal ------------------------------------------------------ */
[data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
[data-reveal].is-visible { opacity: 1; transform: none; }

/* ---- Responsive --------------------------------------------------------- */
@media (max-width: 860px) {
	.app-body-grid { grid-template-columns: 1fr; }
	.aside-card { position: static; }
	.site-nav { position: fixed; inset: 68px 0 auto; background: var(--bg-soft); border-bottom: 1px solid var(--border); transform: translateY(-120%); transition: transform .35s var(--ease); }
	.site-nav.open { transform: none; }
	.site-nav .nav-menu { flex-direction: column; padding: 20px 22px; gap: 4px; }
	.site-nav .nav-menu a { display: block; padding: 12px 0; }
	.nav-toggle { display: flex; }
	.app-search input[type=search] { width: 96px; }
}
@media (max-width: 620px) {
	.header-actions .app-search { display: none; } /* header search hidden; hero search covers mobile */
}
@media (max-width: 520px) {
	.section { padding: 60px 0; }
	.hero-stats { gap: 30px; }
	.signup-card, .contact-card { padding: 26px; }
	.app-hero-inner { flex-direction: column; text-align: center; }
	.app-badges, .app-hero-cta { justify-content: center; }
}

/* Respect reduced-motion preferences. */
@media (prefers-reduced-motion: reduce) {
	*, [data-reveal] { animation: none !important; transition: none !important; }
	[data-reveal] { opacity: 1; transform: none; }
	html { scroll-behavior: auto; }
}

/* App screenshots strip */
.app-shots-sec { padding-top: 0; }
.app-shots-title { font-size: 1.4rem; margin: 0 0 18px; }
.app-shots {
	display: flex;
	gap: 14px;
	overflow-x: auto;
	padding-bottom: 14px;
	scroll-snap-type: x mandatory;
	-webkit-overflow-scrolling: touch;
}
.app-shot {
	flex: 0 0 auto;
	height: 440px;
	border-radius: var(--radius);
	overflow: hidden;
	scroll-snap-align: start;
	border: 1px solid var(--border);
	background: var(--bg-soft);
	display: block;
	transition: transform .2s ease;
}
.app-shot img { height: 100%; width: auto; display: block; }
.app-shot:hover { transform: translateY(-4px); }
@media (max-width: 640px) { .app-shot { height: 360px; } }