/* ---------------------------------------------------------------------------
   Demo Shop.

   Deliberately not styled like ZeroPay BD. This is meant to read as somebody
   else's website — a merchant's shop that happens to use the gateway — because
   the point of the demo is to show the integration from the outside.
   --------------------------------------------------------------------------- */

:root {
    --bg:      #FBFAF8;
    --surface: #FFFFFF;
    --line:    #E7E3DC;
    --ink:     #23201B;
    --dim:     #6E675D;
    --faint:   #9C9487;
    --accent:  #A2452B;
    --ok:      #2F7D4F;
    --warn:    #A8710F;
    --bad:     #B3352A;
    --mono:    ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg:      #16141201;
        --bg:      #161412;
        --surface: #1F1C19;
        --line:    #2E2A25;
        --ink:     #F0EBE4;
        --dim:     #A79E92;
        --faint:   #7A7167;
        --accent:  #E08163;
        --ok:      #5BBE84;
        --warn:    #E0AC4E;
        --bad:     #E8796C;
    }
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font: 15px/1.6 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 940px; margin: 0 auto; padding: 42px 22px 60px; }

h1 { font-size: 30px; line-height: 1.2; letter-spacing: -0.02em; margin: 0 0 12px; text-wrap: balance; }
h2 { font-size: 19px; margin: 42px 0 14px; letter-spacing: -0.01em; }
h3 { font-size: 16px; margin: 0 0 4px; }

.lead { color: var(--dim); margin: 0 0 26px; max-width: 62ch; text-wrap: pretty; }
.lead a { color: var(--accent); }

.mono { font-family: var(--mono); font-size: 12.5px; }
.dim  { color: var(--faint); }

/* ------------------------------------------------------------------ strip -- */

.strip { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }

.pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: var(--surface);
    font-size: 12.5px;
    color: var(--dim);
}

.pill.link { color: var(--accent); text-decoration: none; }
.pill.link:hover { border-color: var(--accent); }

/* --------------------------------------------------------------- products -- */

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }

.product {
    display: flex;
    flex-direction: column;
    padding: 22px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: var(--surface);
}

.product .blurb { color: var(--faint); font-size: 13px; margin: 0 0 14px; }

.product .price {
    font-size: 24px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

/* The any-amount card is the one you reach for on a live brand, so it is marked
   out from the three fixed products rather than hidden among them. */
.product.custom { border-color: var(--accent); border-style: dashed; }

/* ----------------------------------------------------------------- forms -- */

label { display: block; margin-bottom: 14px; font-size: 13px; font-weight: 600; }
label.tight { margin-bottom: 9px; font-weight: 500; color: var(--dim); font-size: 12px; }

input {
    display: block;
    width: 100%;
    margin-top: 5px;
    padding: 10px 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--bg);
    color: var(--ink);
    font: inherit;
    font-size: 14px;
}

input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent); }

.hint { display: block; margin-top: 5px; font-weight: 400; font-size: 12px; color: var(--faint); }

button, .btn {
    display: inline-block;
    margin-top: auto;
    padding: 11px 18px;
    border: 1px solid transparent;
    border-radius: 9px;
    background: var(--accent);
    color: #fff;
    font: inherit;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
}

button:hover, .btn:hover { filter: brightness(1.07); }

.btn.ghost { background: transparent; color: var(--dim); border-color: var(--line); }

.actions { display: flex; gap: 9px; flex-wrap: wrap; margin-top: 24px; }

/* ----------------------------------------------------------------- cards -- */

.card {
    padding: 30px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: var(--surface);
}

.card.narrow { max-width: 540px; }

.result {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px; height: 52px;
    border-radius: 50%;
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 18px;
}

.result.ok   { background: color-mix(in srgb, var(--ok) 15%, transparent);   color: var(--ok); }
.result.warn { background: color-mix(in srgb, var(--warn) 15%, transparent); color: var(--warn); }

dl { display: grid; grid-template-columns: max-content 1fr; gap: 8px 20px; margin: 22px 0 0; font-size: 14px; }
dt { color: var(--faint); }
dd { margin: 0; }

.note {
    margin-top: 20px;
    padding: 13px 15px;
    border-radius: 10px;
    background: color-mix(in srgb, var(--warn) 12%, transparent);
    color: var(--ink);
    font-size: 13.5px;
    line-height: 1.6;
}

/* ---------------------------------------------------------------- table -- */

table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th, td { text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--line); }
th { color: var(--faint); font-size: 11px; text-transform: uppercase; letter-spacing: .07em; font-weight: 600; }

.state {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 11.5px;
    font-weight: 600;
    background: color-mix(in srgb, var(--faint) 16%, transparent);
    color: var(--dim);
}

.state.paid      { background: color-mix(in srgb, var(--ok) 16%, transparent);   color: var(--ok); }
.state.pending   { background: color-mix(in srgb, var(--warn) 16%, transparent); color: var(--warn); }
.state.failed,
.state.abandoned { background: color-mix(in srgb, var(--bad) 14%, transparent);  color: var(--bad); }

/* ------------------------------------------------------------------ log -- */

.event {
    border: 1px solid var(--line);
    border-left: 3px solid var(--faint);
    border-radius: 10px;
    background: var(--surface);
    margin-bottom: 12px;
    overflow: hidden;
}

.event.out  { border-left-color: var(--accent); }
.event.in   { border-left-color: var(--ok); }
.event.warn { border-left-color: var(--warn); }

.event-head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    padding: 13px 16px;
    font-size: 13.5px;
}

.kind {
    font-family: var(--mono);
    font-size: 10.5px;
    text-transform: uppercase;
    letter-spacing: .08em;
    padding: 3px 8px;
    border-radius: 5px;
    background: color-mix(in srgb, var(--faint) 16%, transparent);
    color: var(--dim);
}

.code { font-family: var(--mono); font-size: 11.5px; padding: 3px 8px; border-radius: 5px; }
.code.ok  { background: color-mix(in srgb, var(--ok) 15%, transparent);  color: var(--ok); }
.code.bad { background: color-mix(in srgb, var(--bad) 15%, transparent); color: var(--bad); }

.ms   { font-family: var(--mono); font-size: 11.5px; color: var(--faint); }
time  { margin-left: auto; font-family: var(--mono); font-size: 11.5px; color: var(--faint); }

.event pre {
    margin: 0;
    padding: 14px 16px;
    border-top: 1px solid var(--line);
    background: var(--bg);
    font-family: var(--mono);
    font-size: 12px;
    line-height: 1.55;
    overflow-x: auto;
    white-space: pre;
}

footer {
    border-top: 1px solid var(--line);
    padding: 22px;
    text-align: center;
    color: var(--faint);
    font-size: 12.5px;
}