/* Multi-page additions on top of site.css: inner product pages, sign-in,
   the account centre and the admin console. Same tokens, same restraint. */
:root { --warn: #a86a12; --warn-soft: #fbf0dc; --danger: #b3261e; --danger-soft: #fbe6e4; --info: #2f5f8a; --info-soft: #e3edf6; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) { --warn: #e6b45e; --warn-soft: #3a2c14; --danger: #f2948c; --danger-soft: #3d1b18; --info: #8fb8de; --info-soft: #18283a; }
}
:root[data-theme="dark"] { --warn: #e6b45e; --warn-soft: #3a2c14; --danger: #f2948c; --danger-soft: #3d1b18; --info: #8fb8de; --info-soft: #18283a; }

.nav-links a.on { color: var(--ink); font-weight: 500; }
.nav-right form { margin: 0; }
.announce { background: var(--accent-soft); color: var(--ink-2); font-size: var(--t-xs); text-align: center; padding: 8px 16px; }

/* inner product pages */
.page-head { padding-block: clamp(56px, 8vw, 96px) clamp(32px, 5vw, 56px); }
.page-head .wrap { display: grid; gap: 14px; }
.page-head.center .wrap { text-align: center; justify-items: center; }
.page-head h1 { font-size: var(--t-xl); line-height: 1.2; letter-spacing: -.03em; max-width: 18em; }
.page-head p { color: var(--muted); font-size: var(--t-md); max-width: 36em; }
main section.tight { padding-block: 0 clamp(72px, 10vw, 120px); }
.prose { max-width: 760px; display: grid; gap: 16px; color: var(--ink-2); font-size: var(--t-sm); }
.prose h2 { font-size: var(--t-lg); color: var(--ink); margin-top: 20px; }
.prose ul, .prose ol { margin: 0; padding-left: 1.3em; display: grid; gap: 6px; }
.prose a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.prose .meta { color: var(--muted); font-size: var(--t-xs); }

.steps { display: grid; max-width: 820px; }
.step { display: grid; grid-template-columns: 56px 1fr; gap: 20px; padding-block: 28px; border-top: 1px solid var(--line); }
.step:last-child { border-bottom: 1px solid var(--line); }
.step .n { width: 40px; height: 40px; border-radius: 12px; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; font-weight: 600; }
.step h3 { font-size: var(--t-lg); margin-bottom: 6px; }
.step p { color: var(--muted); font-size: var(--t-sm); }
.step ul { margin: 10px 0 0; padding-left: 1.2em; color: var(--ink-2); font-size: var(--t-sm); display: grid; gap: 4px; }

.dl { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; max-width: 880px; }
.dl-card { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: 30px; display: grid; gap: 16px; align-content: start; }
.dl-card svg.os { width: 32px; height: 32px; }
.dl-card h3 { font-size: var(--t-lg); }
.dl-card p, .dl-card li { color: var(--muted); font-size: var(--t-sm); }
.dl-card ul { margin: 0; padding-left: 1.1em; display: grid; gap: 4px; }
.dl-card .btn { justify-self: start; }

.compare { max-width: 880px; margin: 40px auto 0; }

/* sign-in */
.auth { min-height: calc(100vh - 64px); display: grid; place-items: center; padding: 48px 16px 80px; }
.auth-card { width: 100%; max-width: 440px; background: var(--surface); border: 1px solid var(--line); border-radius: 22px; box-shadow: var(--shadow); padding: clamp(26px, 5vw, 40px); display: grid; gap: 22px; }
.auth-card .logo { width: 48px; height: 48px; }
.auth-card h1 { font-size: 1.5rem; letter-spacing: -.02em; }
.auth-card p { color: var(--muted); font-size: var(--t-sm); }
.auth-card .btn { width: 100%; }
.auth-sw { font-size: var(--t-xs); color: var(--muted); text-align: center; }
.auth-sw a { color: var(--accent); }
.unified { display: grid; grid-template-columns: auto 1fr; gap: 12px; padding: 14px 16px; border-radius: 12px; background: var(--bg-2); border: 1px solid var(--line); font-size: var(--t-xs); color: var(--ink-2); }
.unified svg { width: 18px; height: 18px; color: var(--accent); margin-top: 2px; }

/* alerts */
.alert { display: flex; gap: 10px; align-items: flex-start; padding: 12px 16px; border-radius: 12px; font-size: var(--t-sm); }
.alert.ok { background: var(--ok-soft); color: var(--ok); }
.alert.error { background: var(--danger-soft); color: var(--danger); }
.alert.info { background: var(--info-soft); color: var(--info); }
.alert.warn { background: var(--warn-soft); color: var(--warn); }
.flash-wrap { position: fixed; top: 76px; left: 50%; transform: translateX(-50%); z-index: 60; width: min(560px, calc(100% - 32px)); transition: opacity .4s; }
.flash-wrap .alert { box-shadow: var(--shadow); }
.flash-wrap.gone { opacity: 0; pointer-events: none; }

/* forms */
.field { display: grid; gap: 6px; min-width: 0; }
.field label, .label { font-size: var(--t-xs); font-weight: 600; color: var(--ink-2); }
.field small { font-size: .75rem; color: var(--muted); }
.input {
  width: 100%; height: 42px; padding: 0 12px; border-radius: 10px; border: 1px solid var(--line-2); background: var(--surface); color: var(--ink);
  font: 400 var(--t-sm)/1.4 var(--sans); transition: border-color .15s, box-shadow .15s;
}
textarea.input { height: auto; min-height: 90px; padding: 10px 12px; resize: vertical; }
.input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.input.mono { font-family: var(--mono); letter-spacing: .06em; }
.input.big { height: 52px; font-size: 1.125rem; text-align: center; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 14px; align-items: end; }
.form-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.form-row form { margin: 0; }
.checkline { display: inline-flex; gap: 8px; align-items: center; font-size: var(--t-sm); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { opacity: .9; }
.btn-ghost { background: transparent; color: var(--ink-2); }
.btn-ghost:hover { background: var(--bg-2); }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { opacity: .92; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

/* ===== console: account centre and admin ===== */
.console { display: grid; grid-template-columns: 248px minmax(0, 1fr); min-height: 100vh; }
.side { position: sticky; top: 0; height: 100vh; overflow-y: auto; border-right: 1px solid var(--line); background: var(--bg-2); padding: 18px 14px; display: flex; flex-direction: column; gap: 18px; }
.side .brand { padding: 6px 10px; }
.side .brand small { font-weight: 500; font-size: .7rem; color: var(--muted); border: 1px solid var(--line-2); border-radius: 6px; padding: 1px 6px; }
.side nav { display: grid; gap: 2px; }
.side .grp { font-size: .72rem; color: var(--muted); padding: 12px 10px 4px; letter-spacing: .04em; }
.side a.item, .side button.item { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 9px; font: 400 var(--t-sm)/1.5 var(--sans); color: var(--ink-2); background: none; border: 0; width: 100%; cursor: pointer; text-align: left; }
.side .item svg { width: 18px; height: 18px; color: var(--muted); flex: none; }
.side .item:hover { background: var(--surface); color: var(--ink); }
.side .item.on { background: var(--surface); color: var(--ink); font-weight: 600; box-shadow: 0 1px 2px rgba(40,25,15,.06); }
.side .item.on svg { color: var(--accent); }
.side .foot-links { margin-top: auto; display: grid; gap: 2px; border-top: 1px solid var(--line); padding-top: 12px; }
.side .foot-links form { margin: 0; }
/* The admin sidebar stays dark in both themes, so the two consoles never look alike. */
.console.admin { --side-bg: #1b1714; --side-fg: #f6efe5; --side-muted: #a89d92; --side-line: #3a332d; }
.console.admin .side { background: var(--side-bg); border-right-color: var(--side-bg); }
.console.admin .side .brand { color: var(--side-fg); }
.console.admin .side .brand small { color: var(--side-muted); border-color: var(--side-line); }
.console.admin .side .grp, .console.admin .side .item, .console.admin .side .item svg { color: var(--side-muted); }
.console.admin .side .item:hover, .console.admin .side .item.on { background: rgba(246, 239, 229, .09); color: var(--side-fg); box-shadow: none; }
.console.admin .side .item.on svg { color: #f08257; }
.console.admin .side .foot-links { border-top-color: var(--side-line); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .console.admin { --side-bg: #0d0b0a; --side-line: #2b2622; } }
:root[data-theme="dark"] .console.admin { --side-bg: #0d0b0a; --side-line: #2b2622; }
.scrim { display: none; }

.cmain { min-width: 0; display: flex; flex-direction: column; }
.topbar { height: 64px; display: flex; align-items: center; gap: 14px; padding-inline: clamp(16px, 3vw, 36px); border-bottom: 1px solid var(--line); background: color-mix(in srgb, var(--bg) 85%, transparent); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); position: sticky; top: 0; z-index: 20; }
.topbar h1 { font-size: 1.0625rem; font-weight: 600; letter-spacing: -.01em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.topbar .sp { margin-left: auto; display: flex; align-items: center; gap: 12px; font-size: var(--t-xs); color: var(--muted); flex: none; }
.who { display: flex; align-items: center; gap: 10px; }
.avatar-sm { width: 30px; height: 30px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; font-weight: 600; font-size: .8rem; flex: none; }
.who b { color: var(--ink); font-weight: 500; font-size: var(--t-sm); max-width: 12em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.menu-btn { display: none; width: 36px; height: 36px; border-radius: 8px; border: 1px solid var(--line-2); background: var(--surface); color: var(--ink); align-items: center; justify-content: center; cursor: pointer; flex: none; }
.menu-btn svg { width: 18px; height: 18px; }
.content { padding: clamp(16px, 3vw, 36px); display: grid; gap: 24px; align-content: start; max-width: 1180px; width: 100%; }
.content-narrow { max-width: 820px; }

.panel { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; min-width: 0; }
.panel-h { display: flex; align-items: center; justify-content: space-between; gap: 8px 12px; padding: 16px 20px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.panel-h h2 { font-size: var(--t-md); }
.panel-h p { color: var(--muted); font-size: var(--t-xs); }
.panel-b { padding: 20px; display: grid; gap: 16px; }
.panel-b.flush { padding: 0; }
.panel-b p.muted, .muted { color: var(--muted); font-size: var(--t-sm); }
.grid2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; align-items: start; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 16px; }
.stat { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; display: grid; gap: 4px; min-width: 0; }
.stat span { font-size: var(--t-xs); color: var(--muted); }
.stat b { font-size: 1.625rem; font-weight: 600; letter-spacing: -.02em; font-variant-numeric: tabular-nums; white-space: nowrap; }
.stat small { font-size: .75rem; color: var(--muted); }

/* membership card */
.member { border-radius: 18px; padding: clamp(22px, 3vw, 30px); display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 18px 24px; align-items: center; background: var(--surface); border: 1px solid var(--line); }
.member.pro { background: var(--inverse-bg); color: var(--inverse-fg); border-color: var(--inverse-bg); }
.member .tier { font-size: var(--t-xs); color: var(--muted); display: flex; gap: 8px; align-items: center; }
.member.pro .tier { color: var(--inverse-muted); }
.member h2 { font-size: clamp(1.5rem, 1.2rem + 1vw, 2rem); letter-spacing: -.03em; margin-top: 4px; }
.member p { font-size: var(--t-sm); color: var(--muted); }
.member.pro p { color: var(--inverse-muted); }
.member .acts { display: flex; gap: 10px; flex-wrap: wrap; }
.member.pro .btn-primary { background: var(--inverse-fg); color: var(--inverse-bg); }
.member.pro .btn-line { background: transparent; color: var(--inverse-fg); border-color: var(--inverse-line); }
.ents { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; padding-top: 18px; border-top: 1px solid var(--line); }
.member.pro .ents { border-top-color: var(--inverse-line); }
.ents div { display: grid; gap: 2px; }
.ents span { font-size: .75rem; color: var(--muted); }
.member.pro .ents span { color: var(--inverse-muted); }
.ents b { font-size: 1.125rem; font-weight: 600; font-variant-numeric: tabular-nums; }

/* plan picker */
.picker { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.pick { position: relative; border: 1px solid var(--line-2); border-radius: 16px; padding: 22px; display: grid; gap: 12px; background: var(--surface); align-content: start; }
.pick.best { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.pick .tag { position: absolute; top: -11px; right: 16px; background: var(--accent); color: #fff; font-size: .72rem; font-weight: 600; padding: 3px 10px; border-radius: 999px; }
.pick h3 { font-size: var(--t-md); }
.pick .amt { display: flex; align-items: baseline; gap: 4px; flex-wrap: wrap; }
.pick .amt b { font-size: 2.25rem; font-weight: 600; letter-spacing: -.04em; font-variant-numeric: tabular-nums; }
.pick .amt s { color: var(--muted); font-size: var(--t-sm); margin-left: 6px; }
.pick small { color: var(--muted); font-size: var(--t-xs); }
.pick form .btn { width: 100%; }

/* tables */
.tbl-wrap { overflow-x: auto; }
table.tbl { width: 100%; border-collapse: collapse; font-size: var(--t-sm); }
.tbl th { text-align: left; font-size: .75rem; font-weight: 600; color: var(--muted); padding: 10px 16px; border-bottom: 1px solid var(--line); white-space: nowrap; background: var(--bg-2); }
.tbl td { padding: 12px 16px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.tbl tr:last-child td { border-bottom: 0; }
.tbl .r { text-align: right; }
.tbl .nw { white-space: nowrap; }
.tbl .sub { display: block; color: var(--muted); font-size: .75rem; }
.tbl a.strong { font-weight: 500; }
.tbl a.strong:hover { color: var(--accent); }
.empty { padding: 40px 20px; text-align: center; color: var(--muted); font-size: var(--t-sm); }
.badge { display: inline-flex; align-items: center; gap: 5px; font-size: .72rem; font-weight: 500; padding: 2px 9px; border-radius: 999px; background: var(--bg-2); color: var(--ink-2); white-space: nowrap; border: 1px solid var(--line); line-height: 1.6; }
.badge.ok { background: var(--ok-soft); color: var(--ok); border-color: transparent; }
.badge.warn { background: var(--warn-soft); color: var(--warn); border-color: transparent; }
.badge.danger { background: var(--danger-soft); color: var(--danger); border-color: transparent; }
.badge.accent { background: var(--accent-soft); color: var(--accent); border-color: transparent; }
.badge.ink { background: var(--ink); color: var(--bg); border-color: transparent; }
.pager { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 16px; border-top: 1px solid var(--line); font-size: var(--t-xs); color: var(--muted); }
.toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.toolbar .input { width: auto; min-width: 220px; height: 38px; }
.toolbar select.input { min-width: 120px; }
.kv { display: grid; grid-template-columns: 120px minmax(0, 1fr); gap: 10px 16px; font-size: var(--t-sm); margin: 0; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; overflow-wrap: anywhere; }
textarea.codebox { font-family: var(--mono); font-size: .875rem; line-height: 1.8; min-height: 240px; }
.hint { font-size: var(--t-xs); color: var(--muted); }

/* admin overview chart */
.bars { display: grid; grid-template-columns: repeat(14, minmax(0, 1fr)); gap: 6px; align-items: end; height: 150px; }
.bars > div { display: grid; grid-template-rows: 1fr auto; gap: 6px; justify-items: center; height: 100%; min-width: 0; }
.bars .col { display: flex; gap: 2px; align-items: flex-end; height: 100%; width: 100%; justify-content: center; }
.bars i { flex: 1; max-width: 12px; border-radius: 3px 3px 1px 1px; background: var(--accent); min-height: 2px; }
.bars i.alt { background: var(--line-2); }
.bars small { font-size: .62rem; color: var(--muted); white-space: nowrap; }
.legend-sm { display: flex; gap: 14px; font-size: .75rem; color: var(--muted); }
.legend-sm span { display: inline-flex; gap: 6px; align-items: center; }
.legend-sm i { width: 8px; height: 8px; border-radius: 2px; }

/* payment */
.pay { display: grid; grid-template-columns: 1fr 1fr; max-width: 820px; overflow: hidden; }
.pay > div { padding: clamp(22px, 4vw, 36px); }
.pay .qr { border-right: 1px solid var(--line); display: grid; justify-items: center; gap: 14px; text-align: center; align-content: start; }
.pay .frame { width: 232px; height: 232px; padding: 12px; border-radius: 16px; border: 1px solid var(--line); background: #fff; display: grid; place-items: center; position: relative; }
.pay .frame img { width: 208px; height: 208px; image-rendering: pixelated; }
.pay .done { position: absolute; inset: 0; border-radius: 16px; background: var(--surface); display: none; place-items: center; align-content: center; gap: 8px; color: var(--ok); font-weight: 600; }
.pay .done svg { width: 48px; height: 48px; }
.pay[data-status="paid"] .done.paid, .pay[data-status="closed"] .done.closed { display: grid; }
.pay .done.closed { color: var(--muted); }
.pay[data-status="paid"] .when-pending, .pay[data-status="closed"] .when-pending { display: none; }
.pay:not([data-status="paid"]) .when-paid { display: none; }
.wx { display: inline-flex; align-items: center; gap: 8px; font-size: var(--t-sm); font-weight: 500; }
.wx svg { width: 22px; height: 22px; color: #1aad19; }
.pay .info { display: grid; gap: 16px; align-content: start; }
.pay .amount { font-size: 2.5rem; font-weight: 600; letter-spacing: -.04em; font-variant-numeric: tabular-nums; line-height: 1.1; }
.pay .amount small { font-size: 1rem; font-weight: 500; margin-right: 2px; }

.err-page { min-height: 60vh; display: grid; place-items: center; text-align: center; padding: 80px 16px; }
.err-page .wrap { display: grid; gap: 16px; justify-items: center; }
.err-page b { font-size: 4rem; letter-spacing: -.05em; color: var(--line-2); line-height: 1; }

@media (max-width: 860px) {
  .console { grid-template-columns: minmax(0, 1fr); }
  .side { position: fixed; inset: 0 auto 0 0; width: 264px; z-index: 50; transform: translateX(-105%); transition: transform .25s; }
  .console.nav-open .side { transform: none; box-shadow: var(--shadow-lg); }
  .console.nav-open .scrim { display: block; position: fixed; inset: 0; z-index: 40; background: rgba(0,0,0,.3); }
  .menu-btn { display: inline-flex; }
  .grid2 { grid-template-columns: minmax(0, 1fr); }
  .dl { grid-template-columns: 1fr; }
  .pay { grid-template-columns: 1fr; }
  .pay .qr { border-right: 0; border-bottom: 1px solid var(--line); }
  .topbar .who b, .topbar .who .badge { display: none; }
}
@media (max-width: 560px) {
  .member { grid-template-columns: 1fr; }
  .ents { grid-template-columns: 1fr 1fr; }
  .kv { grid-template-columns: 1fr; gap: 2px 0; }
  .kv dd { margin-bottom: 10px; }
  .toolbar .input, .toolbar select.input { min-width: 0; width: 100%; }
  .toolbar .btn { flex: 1; }
  .step { grid-template-columns: 1fr; gap: 12px; }
  .bars small { display: none; }
}