/* avpcbyte — stylesheet */
:root {
  --paper: #EEF1F6;
  --surface: #FFFFFF;
  --ink: #18213A;
  --muted: #56617A;
  --line: #D5DBE6;
  --cobalt: #2F45E8;
  --cobalt-dark: #1F31BF;
  --amber: #FFB21A;
  --amber-dark: #E89A00;
  --green: #1E8A5A;
  --red: #C2412D;
  --radius-s: 6px;
  --radius-m: 12px;
  --display: "Sora", "Segoe UI", system-ui, sans-serif;
  --body: "Source Sans 3", "Segoe UI", system-ui, -apple-system, sans-serif;
  --wrap: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 1.0625rem;
  line-height: 1.6;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--cobalt); }
a:hover { color: var(--cobalt-dark); }
h1, h2, h3, h4 { font-family: var(--display); line-height: 1.15; margin: 0 0 .5em; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.1rem, 5vw, 3.6rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 700; }
h3 { font-size: 1.2rem; font-weight: 600; }
p { margin: 0 0 1em; }
:focus-visible { outline: 3px solid var(--amber); outline-offset: 2px; border-radius: 4px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: #fff; padding: 8px 14px; z-index: 100; }
.skip:focus { left: 8px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font: 600 1rem/1 var(--body);
  padding: 14px 22px; border-radius: var(--radius-s);
  border: 2px solid transparent; cursor: pointer; text-decoration: none;
  transition: background .15s, transform .1s;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--cobalt); color: #fff; }
.btn-primary:hover { background: var(--cobalt-dark); color: #fff; }
.btn-buy { background: var(--amber); color: var(--ink); }
.btn-buy:hover { background: var(--amber-dark); color: var(--ink); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: #fff; }
.btn-small { padding: 10px 14px; font-size: .95rem; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

/* ---------- Header ---------- */
.announce { background: var(--ink); color: #fff; text-align: center; font-size: .9rem; padding: 8px 20px; }
.site-header { background: var(--surface); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 50; }
.nav { display: flex; align-items: center; gap: 28px; height: 68px; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font: 700 1.35rem var(--display); letter-spacing: -0.03em; }
.logo-mark { width: 30px; height: 30px; }
.nav-links { display: flex; gap: 24px; list-style: none; margin: 0; padding: 0; }
.nav-links a { color: var(--ink); text-decoration: none; font-weight: 600; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--cobalt); }
.nav-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.cart-link { position: relative; display: inline-flex; align-items: center; gap: 8px; color: var(--ink); text-decoration: none; font-weight: 600; padding: 8px 12px; border-radius: var(--radius-s); border: 1px solid var(--line); }
.cart-link:hover { border-color: var(--ink); color: var(--ink); }
.cart-count { background: var(--cobalt); color: #fff; font-size: .8rem; min-width: 22px; height: 22px; border-radius: 11px; display: inline-grid; place-items: center; padding: 0 6px; }
.menu-btn { display: none; background: none; border: 1px solid var(--line); border-radius: var(--radius-s); padding: 8px 10px; cursor: pointer; }

@media (max-width: 820px) {
  .menu-btn { display: inline-block; }
  .nav-links { display: none; position: absolute; top: 68px; left: 0; right: 0; background: var(--surface); flex-direction: column; gap: 0; border-bottom: 1px solid var(--line); }
  .nav-links.open { display: flex; }
  .nav-links a { display: block; padding: 14px 20px; border-top: 1px solid var(--line); }
  .cart-link .cart-word { display: none; }
}

/* ---------- Hero ---------- */
.hero { padding: 72px 0 80px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; }
.hero h1 { max-width: 13ch; }
.hero-lead { font-size: 1.2rem; color: var(--muted); max-width: 46ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 24px; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 8px 22px; list-style: none; padding: 0; margin: 0; color: var(--muted); font-size: .98rem; }
.hero-trust li { display: flex; align-items: center; gap: 8px; }
.hero-trust svg { width: 18px; height: 18px; color: var(--green); flex: none; }

.file-stack { position: relative; height: 440px; }
.file-stack a { position: absolute; width: 58%; transition: transform .35s cubic-bezier(.2,.8,.2,1); filter: drop-shadow(0 18px 30px rgba(24,33,58,.18)); }
.file-stack a:nth-child(1) { left: 0;   top: 40px; transform: rotate(-9deg); }
.file-stack a:nth-child(2) { left: 21%; top: 0;    transform: rotate(0deg); z-index: 2; }
.file-stack a:nth-child(3) { left: 42%; top: 56px; transform: rotate(8deg); }
.file-stack a:hover { transform: rotate(0deg) translateY(-12px) scale(1.03); z-index: 3; }
@media (prefers-reduced-motion: no-preference) {
  .file-stack a { animation: deal .7s cubic-bezier(.2,.8,.2,1) both; }
  .file-stack a:nth-child(2) { animation-delay: .12s; }
  .file-stack a:nth-child(3) { animation-delay: .24s; }
  @keyframes deal { from { opacity: 0; translate: 0 60px; } }
}
@media (max-width: 900px) {
  .hero { padding: 44px 0 56px; }
  .hero-grid { grid-template-columns: 1fr; }
  .file-stack { height: 300px; max-width: 460px; }
}

/* ---------- Sections ---------- */
.section { padding: 72px 0; }
.section-white { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 20px; margin-bottom: 32px; flex-wrap: wrap; }
.section-head p { color: var(--muted); margin: 0; max-width: 52ch; }
.page-head { padding: 56px 0 32px; }
.page-head p { color: var(--muted); max-width: 60ch; font-size: 1.15rem; }

/* ---------- Category chips ---------- */
.chips { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 28px; }
.chip { font: 600 .95rem var(--body); padding: 9px 16px; border-radius: 999px; border: 1px solid var(--line); background: var(--surface); color: var(--ink); cursor: pointer; text-decoration: none; }
.chip:hover { border-color: var(--ink); }
.chip[aria-pressed="true"] { background: var(--ink); color: #fff; border-color: var(--ink); }

/* ---------- Product grid ---------- */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 28px 24px; }
.card { display: flex; flex-direction: column; }
.card-art { display: block; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-m); padding: 26px 34px 18px; position: relative; }
.card-art:hover { border-color: var(--ink); }
.sale-tag { position: absolute; top: 12px; left: 12px; background: var(--red); color: #fff; font-weight: 700; font-size: .85rem; padding: 3px 9px; border-radius: 4px; }
.card-body { padding: 14px 2px 0; display: flex; flex-direction: column; flex: 1; }
.card-cat { color: var(--muted); font-size: .92rem; margin: 0 0 2px; }
.card h3 { font-size: 1.08rem; margin: 0 0 8px; }
.card h3 a { color: var(--ink); text-decoration: none; }
.card h3 a:hover { color: var(--cobalt); }
.price { font: 700 1.2rem var(--display); margin: 0 0 14px; display: flex; gap: 10px; align-items: baseline; }
.price s { color: var(--muted); font-weight: 400; font-size: .95rem; font-family: var(--body); }
.card-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: auto; }
.card-actions .btn { padding: 11px 6px; font-size: .92rem; white-space: nowrap; }

/* ---------- File cover art ---------- */
.file-art { width: 100%; height: auto; }

/* ---------- How it works ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; counter-reset: step; list-style: none; padding: 0; margin: 0; }
.steps li { counter-increment: step; border-top: 3px solid var(--ink); padding-top: 18px; }
.steps li::before { content: counter(step); font: 700 2.4rem var(--display); color: var(--cobalt); display: block; line-height: 1; margin-bottom: 10px; }
.steps p { color: var(--muted); margin: 0; }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr; } }

/* ---------- Promises strip ---------- */
.promises { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.promises div { padding-left: 16px; border-left: 3px solid var(--amber); }
.promises strong { display: block; font-family: var(--display); margin-bottom: 4px; }
.promises span { color: var(--muted); font-size: .98rem; }
@media (max-width: 860px) { .promises { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .promises { grid-template-columns: 1fr; } }

/* ---------- FAQ ---------- */
.faq { max-width: 780px; }
.faq details { border-bottom: 1px solid var(--line); padding: 4px 0; }
.faq summary { cursor: pointer; font: 600 1.08rem var(--display); padding: 16px 0; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.4rem; line-height: 1; color: var(--cobalt); }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--muted); margin: 0 0 18px; }

/* ---------- Newsletter ---------- */
.signup { background: var(--cobalt); color: #fff; border-radius: var(--radius-m); padding: 44px; display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: center; }
.signup p { margin: 0; opacity: .9; }
.signup form { display: flex; flex-wrap: wrap; gap: 10px; }
.signup input { flex: 1 1 220px; min-width: 0; padding: 14px 16px; border-radius: var(--radius-s); border: 0; font: 1rem var(--body); }
@media (max-width: 760px) { .signup { grid-template-columns: 1fr; padding: 28px; } .signup form { flex-direction: column; } }

/* ---------- Product page ---------- */
.breadcrumb { font-size: .95rem; color: var(--muted); padding: 24px 0 8px; }
.breadcrumb a { color: var(--muted); }
.product { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; padding: 16px 0 64px; align-items: start; }
.product-art { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-m); padding: 48px 72px 36px; position: sticky; top: 92px; }
.product h1 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); }
.product .price { font-size: 1.8rem; margin: 8px 0 18px; }
.product-lead { font-size: 1.15rem; color: var(--muted); }
.qty-row { display: flex; gap: 12px; align-items: center; margin: 22px 0 14px; }
.qty { display: inline-flex; border: 1px solid var(--line); border-radius: var(--radius-s); background: var(--surface); }
.qty button { width: 42px; height: 48px; border: 0; background: none; font-size: 1.2rem; cursor: pointer; color: var(--ink); }
.qty input { width: 48px; text-align: center; border: 0; font: 600 1rem var(--body); background: none; color: var(--ink); }
.product-buttons { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.specs { margin: 28px 0; border-top: 1px solid var(--line); }
.specs div { display: flex; justify-content: space-between; gap: 16px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.specs dt { color: var(--muted); }
.specs dd { margin: 0; font-weight: 600; text-align: right; }
.includes { padding-left: 1.2em; }
.includes li { margin-bottom: 6px; }
.secure-note { display: flex; gap: 10px; align-items: center; color: var(--muted); font-size: .95rem; margin-top: 16px; }
.secure-note svg { width: 18px; height: 18px; color: var(--green); flex: none; }
@media (max-width: 860px) {
  .product { grid-template-columns: 1fr; gap: 28px; }
  .product-art { position: static; padding: 32px 56px 24px; }
}

/* ---------- Cart & checkout ---------- */
.cart-layout { display: grid; grid-template-columns: 1.6fr 1fr; gap: 40px; align-items: start; padding-bottom: 72px; }
.cart-list { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-m); }
.cart-item { display: grid; grid-template-columns: 72px 1fr auto; gap: 16px; align-items: center; padding: 18px; border-bottom: 1px solid var(--line); }
.cart-item:last-child { border-bottom: 0; }
.cart-item h3 { font-size: 1rem; margin: 0 0 4px; }
.cart-item h3 a { color: var(--ink); text-decoration: none; }
.cart-item .meta { color: var(--muted); font-size: .92rem; margin: 0; }
.cart-item-right { display: flex; flex-direction: column; align-items: end; gap: 8px; }
.cart-item .qty button { height: 36px; width: 34px; }
.cart-item .qty input { width: 36px; }
.link-btn { background: none; border: 0; color: var(--red); cursor: pointer; font: .92rem var(--body); text-decoration: underline; padding: 0; }
.summary { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-m); padding: 24px; position: sticky; top: 92px; }
.summary h2 { font-size: 1.3rem; }
.sum-row { display: flex; justify-content: space-between; padding: 8px 0; }
.sum-row.total { border-top: 1px solid var(--line); margin-top: 8px; padding-top: 14px; font: 700 1.25rem var(--display); }
.summary .btn { margin-top: 16px; }
.summary .fine { color: var(--muted); font-size: .9rem; margin: 14px 0 0; }
.mini-item { display: flex; justify-content: space-between; gap: 12px; font-size: .96rem; padding: 6px 0; }
.mini-item span:first-child { color: var(--muted); }
.empty { text-align: center; padding: 56px 24px; background: var(--surface); border: 1px dashed var(--line); border-radius: var(--radius-m); }
@media (max-width: 860px) { .cart-layout { grid-template-columns: 1fr; } .summary { position: static; } }

/* ---------- Forms ---------- */
.form { display: grid; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field label { display: block; font-weight: 600; margin-bottom: 6px; }
.field input, .field select, .field textarea {
  width: 100%; padding: 13px 14px; border: 1px solid var(--line); border-radius: var(--radius-s);
  font: 1rem var(--body); background: var(--surface); color: var(--ink);
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--cobalt); outline: 2px solid rgba(47,69,232,.2); }
.field .hint { color: var(--muted); font-size: .9rem; margin-top: 4px; }
.field.invalid input { border-color: var(--red); }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: .98rem; }
.check input { margin-top: 5px; width: 18px; height: 18px; flex: none; }
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-m); padding: 28px; }
.panel + .panel { margin-top: 20px; }
.notice { background: #FFF6E0; border: 1px solid #F3D48A; border-radius: var(--radius-s); padding: 14px 16px; font-size: .96rem; }
.notice.error { background: #FDECEA; border-color: #F1B5AC; }
.notice.ok { background: #E6F5EE; border-color: #A7D9C0; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }

/* ---------- Content pages ---------- */
.prose { max-width: 760px; padding-bottom: 72px; }
.prose h2 { font-size: 1.4rem; margin-top: 2em; }
.prose ul { padding-left: 1.2em; }
.prose li { margin-bottom: 6px; }
.two-col { display: grid; grid-template-columns: 1.3fr 1fr; gap: 48px; align-items: start; padding-bottom: 72px; }
.contact-list { list-style: none; padding: 0; margin: 0; }
.contact-list li { padding: 14px 0; border-bottom: 1px solid var(--line); }
.contact-list strong { display: block; font-family: var(--display); }
@media (max-width: 860px) { .two-col { grid-template-columns: 1fr; } }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: #C9D0E0; padding: 56px 0 28px; font-size: .98rem; }
.site-footer a { color: #fff; text-decoration: none; }
.site-footer a:hover { text-decoration: underline; color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.3fr; gap: 32px; }
.site-footer h4 { color: #fff; font-size: 1rem; margin-bottom: 12px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: 8px; }
.site-footer .logo { color: #fff; margin-bottom: 12px; }
.pay-badges { display: flex; gap: 8px; margin-top: 14px; flex-wrap: wrap; }
.pay-badges span { border: 1px solid #3A4668; border-radius: 4px; padding: 4px 8px; font-size: .82rem; color: #fff; }
.footer-bottom { border-top: 1px solid #2E3858; margin-top: 40px; padding-top: 20px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: .9rem; }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }

/* ---------- Toast & cookie bar ---------- */
.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 140%);
  background: var(--ink); color: #fff; padding: 14px 18px; border-radius: var(--radius-s);
  display: flex; gap: 16px; align-items: center; z-index: 90; box-shadow: 0 10px 30px rgba(24,33,58,.3);
  transition: transform .3s cubic-bezier(.2,.8,.2,1), visibility .3s; max-width: calc(100% - 32px); visibility: hidden;
}
.toast.show { transform: translate(-50%, 0); visibility: visible; }
.toast a { color: var(--amber); font-weight: 700; white-space: nowrap; }
.cookie-bar { position: fixed; left: 16px; right: 16px; bottom: 16px; max-width: 560px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-m); padding: 18px; z-index: 80; box-shadow: 0 10px 30px rgba(24,33,58,.18); font-size: .95rem; }
.cookie-bar p { margin: 0 0 12px; }
.cookie-bar div { display: flex; gap: 8px; }

/* ---------- Small phones: two products per row ---------- */
@media (max-width: 560px) {
  .grid { grid-template-columns: 1fr 1fr; gap: 22px 12px; }
  .card-art { padding: 14px 18px 10px; }
  .card h3 { font-size: .98rem; }
  .price { font-size: 1.05rem; }
  .card-actions { grid-template-columns: 1fr; gap: 6px; }
  .sale-tag { top: 8px; left: 8px; font-size: .75rem; }
  .section { padding: 52px 0; }
}