/* ==========================================================================
   Barter Express - Public pages (About, How It Works, Safety, FAQ, Terms,
   Privacy, Contact). Mobile-first; everything is scoped under .pp so it
   cannot leak into the rest of the app. Dark mode follows html.dark-mode.
   ========================================================================== */

.pp {
    --pp-blue: #054e97;
    --pp-blue-dark: #043a72;
    --pp-orange: #ff7a00;
    --pp-orange-dark: #e66d00;
    --pp-bg: #f3f6fb;
    --pp-surface: #ffffff;
    --pp-tint: #eef4fb;
    --pp-text: #10243d;
    --pp-muted: #55677d;
    --pp-border: #e1e8f1;
    --pp-accent-soft: #fff1e0;
    --pp-success: #16a34a;
    --pp-danger: #dc2626;
    --pp-radius: 20px;
    --pp-radius-sm: 14px;
    --pp-shadow: 0 1px 2px rgba(16, 36, 61, .04), 0 8px 24px rgba(16, 36, 61, .07);
    --pp-nav-h: 58px;

    background: var(--pp-bg);
    color: var(--pp-text);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.65;
    -webkit-text-size-adjust: 100%;
    min-height: calc(100vh - var(--pp-nav-h));
    overflow-x: clip;
}

html.dark-mode .pp {
    --pp-bg: #0b1220;
    --pp-surface: #141e31;
    --pp-tint: #1a2740;
    --pp-text: #e8eef7;
    --pp-muted: #9db0c8;
    --pp-border: #26344d;
    --pp-accent-soft: #2b2113;
    --pp-shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .35);
}

.pp *, .pp *::before, .pp *::after { box-sizing: border-box; }
:where(.pp) :is(h1, h2, h3, h4, p, ul, ol) { margin: 0; padding: 0; }
.pp ul, .pp ol { list-style: none; }
.pp a { color: var(--pp-blue); text-decoration: none; }
html.dark-mode .pp a { color: #7fb4f0; }
.pp a:hover { text-decoration: underline; }
.pp :focus-visible { outline: 3px solid var(--pp-orange); outline-offset: 2px; border-radius: 6px; }

/* ---------- Hero ---------- */
.pp-hero {
    position: relative;
    overflow: hidden;
    color: #fff;
    background: linear-gradient(145deg, var(--pp-blue) 0%, var(--pp-blue-dark) 100%);
    padding: 34px 20px 64px;
    text-align: center;
    border-radius: 0 0 28px 28px;
}
.pp-hero::before, .pp-hero::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
}
.pp-hero::before {
    width: 260px; height: 260px;
    right: -90px; top: -110px;
    background: radial-gradient(circle, rgba(255, 122, 0, .45), rgba(255, 122, 0, 0) 70%);
}
.pp-hero::after {
    width: 220px; height: 220px;
    left: -90px; bottom: -120px;
    background: radial-gradient(circle, rgba(255, 255, 255, .16), rgba(255, 255, 255, 0) 70%);
}
.pp-hero-inner { position: relative; z-index: 1; max-width: 720px; margin: 0 auto; }
.pp-kicker {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .14);
    border: 1px solid rgba(255, 255, 255, .22);
    font-size: .8rem; font-weight: 600; letter-spacing: .02em;
    margin-bottom: 14px;
}
.pp-kicker i { color: var(--pp-orange); }
.pp-hero h1 {
    font-size: clamp(1.75rem, 6.2vw, 2.9rem);
    line-height: 1.15;
    font-weight: 800;
    letter-spacing: -.02em;
    color: #fff;
}
.pp-hero p {
    margin: 12px auto 0;
    font-size: clamp(.98rem, 3.6vw, 1.15rem);
    color: rgba(255, 255, 255, .88);
    max-width: 560px;
}
.pp-hero .pp-actions { margin-top: 22px; justify-content: center; }
.pp-hero .pp-meta { margin-top: 14px; font-size: .82rem; color: rgba(255, 255, 255, .75); }

/* ---------- Layout ---------- */
.pp-main {
    max-width: 1040px;
    margin: -32px auto 0;
    padding: 0 16px 36px;
    position: relative;
    z-index: 2;
}
.pp-main.pp-narrow { max-width: 820px; }
.pp-stack > * + * { margin-top: 18px; }

.pp-card {
    background: var(--pp-surface);
    border: 1px solid var(--pp-border);
    border-radius: var(--pp-radius);
    box-shadow: var(--pp-shadow);
    padding: 22px 18px;
}
.pp-section-head { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.pp-section-head h2 { font-size: 1.2rem; line-height: 1.3; font-weight: 700; color: var(--pp-text); }
.pp-icon {
    flex: 0 0 auto;
    width: 44px; height: 44px;
    display: inline-grid; place-items: center;
    border-radius: 14px;
    background: var(--pp-accent-soft);
    color: var(--pp-orange);
    font-size: 1.1rem;
}
.pp-icon.blue { background: var(--pp-tint); color: var(--pp-blue); }
html.dark-mode .pp-icon.blue { color: #7fb4f0; }
.pp-icon.green { background: #e7f7ee; color: var(--pp-success); }
html.dark-mode .pp-icon.green { background: #12301f; }
.pp-lead { font-size: 1.02rem; color: var(--pp-text); }
.pp-card p + p { margin-top: 12px; }
.pp-muted { color: var(--pp-muted); }

.pp-grid { display: grid; gap: 14px; grid-template-columns: 1fr; }
.pp-tile {
    background: var(--pp-surface);
    border: 1px solid var(--pp-border);
    border-radius: var(--pp-radius-sm);
    padding: 18px;
    box-shadow: var(--pp-shadow);
}
.pp-tile h3 { font-size: 1.02rem; font-weight: 700; margin: 12px 0 6px; color: var(--pp-text); }
.pp-tile p { color: var(--pp-muted); font-size: .95rem; }
.pp-tile.inline { display: flex; gap: 14px; align-items: flex-start; }
.pp-tile.inline h3 { margin-top: 0; }

/* ---------- Lists / callouts ---------- */
.pp-checks li {
    position: relative;
    padding: 10px 0 10px 34px;
    border-top: 1px solid var(--pp-border);
}
.pp-checks li:first-child { border-top: 0; padding-top: 2px; }
.pp-checks li::before {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free'; font-weight: 900;
    position: absolute; left: 0; top: 11px;
    width: 24px; height: 24px; border-radius: 50%;
    display: grid; place-items: center;
    font-size: .68rem;
    background: var(--pp-accent-soft); color: var(--pp-orange);
}
.pp-checks li:first-child::before { top: 3px; }
.pp-checks.small li { padding-top: 8px; padding-bottom: 8px; font-size: .96rem; }

.pp-callout {
    display: flex; gap: 12px; align-items: flex-start;
    padding: 14px 16px;
    border-radius: var(--pp-radius-sm);
    background: var(--pp-tint);
    border-left: 4px solid var(--pp-blue);
    font-size: .95rem;
}
.pp-callout > i { margin-top: 3px; color: var(--pp-blue); }
html.dark-mode .pp-callout > i { color: #7fb4f0; }
.pp-callout.warn { background: var(--pp-accent-soft); border-left-color: var(--pp-orange); }
.pp-callout.warn > i { color: var(--pp-orange); }

/* ---------- Timeline steps ---------- */
.pp-steps { counter-reset: step; position: relative; }
.pp-step {
    position: relative;
    padding: 0 0 22px 58px;
    counter-increment: step;
}
.pp-step:last-child { padding-bottom: 0; }
.pp-step::before {
    content: counter(step);
    position: absolute; left: 0; top: 0;
    width: 42px; height: 42px; border-radius: 50%;
    display: grid; place-items: center;
    background: linear-gradient(135deg, var(--pp-orange), #ff9a3c);
    color: #fff; font-weight: 800;
    box-shadow: 0 6px 14px rgba(255, 122, 0, .35);
}
.pp-step::after {
    content: '';
    position: absolute; left: 20px; top: 46px; bottom: 4px;
    width: 2px; background: var(--pp-border);
}
.pp-step:last-child::after { display: none; }
.pp-step h3 { font-size: 1.05rem; font-weight: 700; margin: 8px 0 4px; color: var(--pp-text); }
.pp-step p { color: var(--pp-muted); font-size: .96rem; }

/* ---------- Fee list ---------- */
.pp-fees li {
    display: flex; justify-content: space-between; align-items: baseline; gap: 14px;
    padding: 12px 0;
    border-top: 1px solid var(--pp-border);
}
.pp-fees li:first-child { border-top: 0; padding-top: 0; }
.pp-fees span { color: var(--pp-muted); font-size: .95rem; }
.pp-fees strong { text-align: right; font-weight: 700; color: var(--pp-text); }

/* ---------- Buttons ---------- */
.pp-actions { display: flex; flex-direction: column; gap: 10px; }
.pp-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    min-height: 50px;
    padding: 12px 22px;
    border: 2px solid transparent;
    border-radius: 14px;
    font: inherit; font-weight: 700; font-size: 1rem;
    cursor: pointer;
    text-decoration: none !important;
    transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
    -webkit-tap-highlight-color: transparent;
}
.pp-btn:active { transform: scale(.98); }
.pp-btn.primary { background: var(--pp-orange); color: #fff !important; box-shadow: 0 8px 18px rgba(255, 122, 0, .32); }
.pp-btn.primary:hover { background: var(--pp-orange-dark); }
.pp-btn.secondary { background: #fff; color: var(--pp-blue) !important; border-color: rgba(255, 255, 255, .6); }
.pp-card .pp-btn.secondary, .pp-main .pp-btn.secondary { background: var(--pp-surface); border-color: var(--pp-border); }
html.dark-mode .pp-btn.secondary { color: #9cc7f5 !important; }
.pp-btn.whatsapp { background: #25d366; color: #fff !important; box-shadow: 0 8px 18px rgba(37, 211, 102, .3); }
.pp-btn[disabled] { opacity: .7; cursor: progress; }

/* ---------- Sticky table of contents (legal pages) ---------- */
.pp-toc {
    position: sticky;
    top: var(--pp-nav-h);
    z-index: 5;
    margin: 0 -16px 16px;
    padding: 10px 16px;
    background: color-mix(in srgb, var(--pp-bg) 92%, transparent);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--pp-border);
}
.pp-toc ul {
    display: flex; gap: 8px;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x proximity;
}
.pp-toc ul::-webkit-scrollbar { display: none; }
.pp-toc a {
    display: block;
    white-space: nowrap;
    padding: 9px 14px;
    border-radius: 999px;
    background: var(--pp-surface);
    border: 1px solid var(--pp-border);
    color: var(--pp-muted) !important;
    font-size: .85rem; font-weight: 600;
    scroll-snap-align: start;
    text-decoration: none !important;
}
.pp-toc a.is-active { background: var(--pp-blue); border-color: var(--pp-blue); color: #fff !important; }

.pp-legal { padding: 20px 18px; scroll-margin-top: calc(var(--pp-nav-h) + 70px); }
.pp-legal h2 { font-size: 1.15rem; font-weight: 700; color: var(--pp-blue); margin-bottom: 10px; }
html.dark-mode .pp-legal h2 { color: #9cc7f5; }
.pp-legal h3 { font-size: .98rem; font-weight: 700; margin: 16px 0 6px; color: var(--pp-text); }
.pp-legal p, .pp-legal li { font-size: .97rem; color: var(--pp-text); }
.pp-legal p + p { margin-top: 10px; }
.pp-legal ul { margin-top: 8px; }
.pp-legal ul li { position: relative; padding: 4px 0 4px 20px; }
.pp-legal ul li::before {
    content: ''; position: absolute; left: 4px; top: 14px;
    width: 7px; height: 7px; border-radius: 50%; background: var(--pp-orange);
}
.pp-legal .pp-callout { margin-top: 14px; }
.pp-updated { text-align: center; color: var(--pp-muted); font-size: .85rem; padding-top: 8px; }

/* ---------- FAQ ---------- */
.pp-search { position: relative; margin-bottom: 14px; }
.pp-search i { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); color: var(--pp-muted); pointer-events: none; }
.pp-search input {
    width: 100%; min-height: 52px;
    padding: 12px 16px 12px 44px;
    border: 1px solid var(--pp-border);
    border-radius: 16px;
    background: var(--pp-surface); color: var(--pp-text);
    font: inherit; font-size: 16px; /* 16px prevents iOS zoom on focus */
    box-shadow: var(--pp-shadow);
}
.pp-search input:focus { outline: 3px solid rgba(255, 122, 0, .45); border-color: var(--pp-orange); }
.pp-faq-item {
    background: var(--pp-surface);
    border: 1px solid var(--pp-border);
    border-radius: var(--pp-radius-sm);
    box-shadow: var(--pp-shadow);
    overflow: hidden;
}
.pp-faq-item + .pp-faq-item { margin-top: 10px; }
.pp-faq-item summary {
    list-style: none; cursor: pointer;
    display: flex; align-items: center; justify-content: space-between; gap: 14px;
    min-height: 58px; padding: 14px 16px;
    font-weight: 700; font-size: 1rem; line-height: 1.4; color: var(--pp-text);
    -webkit-tap-highlight-color: transparent;
}
.pp-faq-item summary::-webkit-details-marker { display: none; }
.pp-faq-item summary::after {
    content: '\f078'; font-family: 'Font Awesome 6 Free'; font-weight: 900;
    flex: 0 0 auto;
    width: 30px; height: 30px; border-radius: 50%;
    display: grid; place-items: center;
    background: var(--pp-tint); color: var(--pp-blue);
    font-size: .72rem;
    transition: transform .25s ease, background .25s ease, color .25s ease;
}
html.dark-mode .pp-faq-item summary::after { color: #7fb4f0; }
.pp-faq-item[open] summary::after { transform: rotate(180deg); background: var(--pp-orange); color: #fff; }
.pp-faq-item[open] { border-color: rgba(255, 122, 0, .45); }
.pp-faq-answer { padding: 0 16px 18px; color: var(--pp-muted); font-size: .97rem; }
.pp-faq-answer ol { list-style: decimal; padding-left: 20px; }
.pp-faq-answer li { padding: 3px 0; }
.pp-empty { display: none; text-align: center; padding: 28px 12px; color: var(--pp-muted); }
.pp-empty.show { display: block; }

/* ---------- Contact ---------- */
.pp-contact-tiles { display: grid; gap: 12px; grid-template-columns: 1fr; }
.pp-contact-tile {
    display: flex; align-items: center; gap: 14px;
    min-height: 72px;
    padding: 14px 16px;
    background: var(--pp-surface);
    border: 1px solid var(--pp-border);
    border-radius: var(--pp-radius-sm);
    box-shadow: var(--pp-shadow);
    color: var(--pp-text) !important;
    text-decoration: none !important;
    transition: transform .15s ease, border-color .15s ease;
    -webkit-tap-highlight-color: transparent;
}
.pp-contact-tile:active { transform: scale(.98); }
.pp-contact-tile:hover { border-color: var(--pp-orange); }
.pp-contact-tile strong { display: block; font-size: 1rem; }
.pp-contact-tile small { display: block; color: var(--pp-muted); font-size: .86rem; overflow-wrap: anywhere; }
.pp-contact-tile .pp-chevron { margin-left: auto; color: var(--pp-muted); }
.pp-icon.wa { background: #e5f9ec; color: #1faa52; }
html.dark-mode .pp-icon.wa { background: #12301f; }
.pp-info-row { display: flex; gap: 14px; padding: 14px 0; border-top: 1px solid var(--pp-border); }
.pp-info-row:first-child { border-top: 0; padding-top: 0; }
.pp-info-row h3 { font-size: .85rem; text-transform: uppercase; letter-spacing: .05em; color: var(--pp-muted); margin-bottom: 2px; }
.pp-info-row p { font-size: .98rem; }

/* ---------- Forms ---------- */
.pp-field { margin-bottom: 18px; }
.pp-field label { display: block; font-weight: 700; font-size: .92rem; margin-bottom: 8px; }
.pp-field label span { color: var(--pp-danger); }
.pp-input {
    width: 100%; min-height: 52px;
    padding: 12px 14px;
    border: 1.5px solid var(--pp-border);
    border-radius: 14px;
    background: var(--pp-surface); color: var(--pp-text);
    font: inherit; font-size: 16px; /* 16px prevents iOS zoom on focus */
    transition: border-color .15s ease, box-shadow .15s ease;
}
textarea.pp-input { min-height: 150px; resize: vertical; line-height: 1.5; }
.pp-input:focus { outline: none; border-color: var(--pp-orange); box-shadow: 0 0 0 4px rgba(255, 122, 0, .18); }
.pp-input.is-invalid { border-color: var(--pp-danger); }
.pp-error { display: none; margin-top: 6px; color: var(--pp-danger); font-size: .85rem; font-weight: 600; }
.pp-input.is-invalid + .pp-error, .pp-field.has-error .pp-error { display: block; }
.pp-counter { text-align: right; margin-top: 6px; font-size: .8rem; color: var(--pp-muted); }

/* ---------- Success ---------- */
.pp-success-icon {
    width: 84px; height: 84px; margin: 0 auto 18px;
    display: grid; place-items: center;
    border-radius: 50%;
    background: linear-gradient(135deg, #22c55e, #16a34a);
    color: #fff; font-size: 2.2rem;
    box-shadow: 0 12px 28px rgba(34, 197, 94, .38);
    animation: pp-pop .5s cubic-bezier(.34, 1.56, .64, 1) both;
}
.pp-details { margin-top: 18px; text-align: left; }
.pp-details li { display: flex; justify-content: space-between; gap: 16px; padding: 12px 0; border-top: 1px solid var(--pp-border); }
.pp-details li:first-child { border-top: 0; }
.pp-details span { color: var(--pp-muted); font-size: .9rem; }
.pp-details strong { text-align: right; overflow-wrap: anywhere; }

/* ---------- Explore footer ---------- */
.pp-explore { margin-top: 28px; }
.pp-explore h2 { font-size: .85rem; text-transform: uppercase; letter-spacing: .08em; color: var(--pp-muted); margin-bottom: 10px; }
.pp-explore ul { display: flex; flex-wrap: wrap; gap: 8px; }
.pp-explore a {
    display: inline-flex; align-items: center; gap: 8px; min-height: 44px;
    padding: 10px 16px; border-radius: 999px;
    background: var(--pp-surface); border: 1px solid var(--pp-border);
    font-weight: 600; font-size: .9rem; color: var(--pp-text) !important;
    text-decoration: none !important;
}
.pp-explore a i { color: var(--pp-orange); }
.pp-explore a[aria-current="page"] { background: var(--pp-blue); border-color: var(--pp-blue); color: #fff !important; }

/* ---------- CTA band ---------- */
.pp-cta {
    text-align: center;
    color: #fff;
    background: linear-gradient(145deg, var(--pp-blue), var(--pp-blue-dark));
    border-radius: var(--pp-radius);
    padding: 28px 20px;
    box-shadow: var(--pp-shadow);
}
.pp-cta h2 { font-size: 1.35rem; font-weight: 800; color: #fff; }
.pp-cta p { margin: 8px auto 18px; color: rgba(255, 255, 255, .88); max-width: 480px; }
.pp-cta .pp-actions { align-items: stretch; max-width: 360px; margin: 0 auto; }

/* ---------- Motion ---------- */
.pp.pp-js .pp-reveal { opacity: 0; transform: translateY(14px); transition: opacity .5s ease, transform .5s ease; }
.pp.pp-js .pp-reveal.is-visible { opacity: 1; transform: none; }
@keyframes pp-pop { from { transform: scale(.4); opacity: 0; } to { transform: scale(1); opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
    .pp.pp-js .pp-reveal { opacity: 1; transform: none; transition: none; }
    .pp-success-icon { animation: none; }
}

/* ---------- Tablet and up ---------- */
@media (min-width: 640px) {
    .pp-hero { padding: 52px 24px 84px; }
    .pp-main { padding: 0 24px 48px; margin-top: -44px; }
    .pp-toc { margin: 0 -24px 18px; padding: 12px 24px; }
    .pp-card { padding: 30px; }
    .pp-legal { padding: 28px 30px; }
    .pp-grid.cols-2, .pp-grid.cols-3, .pp-grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
    .pp-contact-tiles { grid-template-columns: repeat(3, 1fr); }
    .pp-actions { flex-direction: row; flex-wrap: wrap; }
    .pp-cta .pp-actions { flex-direction: column; }
}
@media (min-width: 960px) {
    .pp-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
    .pp-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
    .pp-two-col { display: grid; grid-template-columns: 1.1fr .9fr; gap: 18px; align-items: start; }
    .pp-two-col > * + * { margin-top: 0; }
    .pp-toc ul { flex-wrap: wrap; overflow: visible; }
}
@media (max-width: 359px) {
    .pp-card { padding: 18px 14px; }
    .pp-fees li { flex-direction: column; gap: 2px; }
    .pp-fees strong { text-align: left; }
}
@media print {
    .pp { background: #fff; color: #000; }
    .pp-hero { background: none; color: #000; border: 0; padding: 0; }
    .pp-hero h1, .pp-hero p { color: #000; }
    .pp-toc, .pp-explore, .pp-actions { display: none; }
    .pp-card { box-shadow: none; }
}