/* Visual language follows balancr-website (assets/shared.css + index.html tokens):
   green accent, Bricolage Grotesque / Plus Jakarta Sans / Space Grotesk, pill buttons,
   soft cards. Light palette on bare :root; dark redefines only tokens, both under the
   media query (guarded) and the [data-theme] stamp, so no component needs a dark override. */

:root {
  --bg:          #FDFDFB;
  --surface:     #F3F5F1;
  --surface-2:   #E9EDE7;
  --card:        #FFFFFF;
  --ink:         #0E1512;
  --ink-soft:    #444E48;
  --muted:       #78837C;
  --accent:      #0B7A5B;
  --accent-soft: #E4F5EC;
  --on-accent:   #FFFFFF;
  --line:        rgba(14,21,18,0.10);
  --line-strong: rgba(14,21,18,0.16);
  --danger:      #B3261E;
  --danger-soft: #FCEAE9;
  --updated:     #1D4F91;
  --updated-bg:  #E5EEFB;
  --soon:        #8A4B00;
  --soon-bg:     #FFF1DC;
  --shadow-sm:   0 1px 2px rgba(14,21,18,0.05), 0 4px 14px rgba(14,21,18,0.05);
  --shadow-lg:   0 2px 4px rgba(14,21,18,0.04), 0 18px 48px rgba(14,21,18,0.10);
  --logo-icon:   url("balancr-icon.png");

  --display:   "Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --body:      "Plus Jakarta Sans", -apple-system, "Segoe UI", Roboto, sans-serif;
  --brandface: "Space Grotesk", "Segoe UI", system-ui, sans-serif;

  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --maxw: 1080px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg:          #0A0F0D;
    --surface:     #121A16;
    --surface-2:   #1B241F;
    --card:        #121A16;
    --ink:         #EDF2EE;
    --ink-soft:    #B4C0B9;
    --muted:       #7D8B84;
    --accent:      #4AD6A8;
    --accent-soft: #143329;
    --on-accent:   #06120C;
    --line:        rgba(237,242,238,0.11);
    --line-strong: rgba(237,242,238,0.18);
    --danger:      #FF8A80;
    --danger-soft: #3A1613;
    --updated:     #9CC0F5;
    --updated-bg:  #1A2A42;
    --soon:        #F5C27A;
    --soon-bg:     #3A2A12;
    --shadow-sm:   0 1px 2px rgba(0,0,0,0.4);
    --shadow-lg:   0 18px 48px rgba(0,0,0,0.55);
    --logo-icon:   url("balancr-icon-dark.png");
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg:          #0A0F0D;
  --surface:     #121A16;
  --surface-2:   #1B241F;
  --card:        #121A16;
  --ink:         #EDF2EE;
  --ink-soft:    #B4C0B9;
  --muted:       #7D8B84;
  --accent:      #4AD6A8;
  --accent-soft: #143329;
  --on-accent:   #06120C;
  --line:        rgba(237,242,238,0.11);
  --line-strong: rgba(237,242,238,0.18);
  --danger:      #FF8A80;
  --danger-soft: #3A1613;
  --updated:     #9CC0F5;
  --updated-bg:  #1A2A42;
  --soon:        #F5C27A;
  --soon-bg:     #3A2A12;
  --shadow-sm:   0 1px 2px rgba(0,0,0,0.4);
  --shadow-lg:   0 18px 48px rgba(0,0,0,0.55);
  --logo-icon:   url("balancr-icon-dark.png");
  color-scheme: dark;
}

/* ------------------------------------------------------------------ base */

* { box-sizing: border-box; }
html { background: var(--bg); }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--accent); color: var(--on-accent); }
a { color: var(--accent); }
h1, h2, h3 { font-family: var(--display); font-weight: 600; letter-spacing: -0.02em; text-wrap: balance; }
.muted { color: var(--muted); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* ------------------------------------------------------------------ logo */

.logo { display: inline-flex; align-items: center; gap: 9px; min-width: 0; }
.logo-mark {
  display: block;
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  background-image: var(--logo-icon);
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}
.logo-word {
  font-family: var(--brandface);
  font-weight: 600;
  font-size: 1.16rem;
  letter-spacing: -0.03em;
  color: var(--ink);
  line-height: 1;
}
.logo-word .wm-mid, .logo-word .wm-dot { color: var(--accent); }
.logo-sub {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ink-soft);
  padding-left: 10px;
  margin-left: 2px;
  border-left: 1px solid var(--line-strong);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
/* on phones keep the mark and the app name; the wordmark would push the name off screen */
@media (max-width: 420px) {
  .topbar .logo-word { display: none; }
  .topbar .logo-sub { border-left: 0; padding-left: 0; margin-left: 0; font-size: 0.95rem; color: var(--ink); }
}

/* ------------------------------------------------------------------ buttons */

button {
  font-family: var(--body);
  font-size: 0.94rem;
  font-weight: 600;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 11px 22px;
  background: var(--accent);
  color: var(--on-accent);
  cursor: pointer;
}
button:hover { filter: brightness(1.08); }

button.secondary {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}
button.secondary:hover { filter: none; border-color: var(--accent); color: var(--accent); }

button.small { padding: 7px 15px; font-size: 0.86rem; }

button.link {
  background: none;
  color: var(--accent);
  border: 0;
  padding: 0;
  text-decoration: underline;
}

/* ------------------------------------------------------------------ sign-in page */

body.login {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px 16px;
  position: relative;
  overflow-x: hidden;
}
body.login::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 45% at 50% 30%, var(--accent-soft), transparent 72%);
  pointer-events: none;
  z-index: -1;
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 32px 28px;
  box-shadow: var(--shadow-lg);
}
.login-card .logo { margin-bottom: 28px; }
.kicker {
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 8px;
}
.login-card h1 { margin: 0 0 6px; font-size: 1.6rem; line-height: 1.15; }
.login-card form { display: grid; gap: 6px; margin-top: 22px; }
.login-card label { font-size: 0.88rem; font-weight: 600; }

.login-card input {
  font-family: var(--body);
  font-size: 0.96rem;
  padding: 12px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-sm);
  background: var(--surface);
  color: var(--ink);
}
.login-card input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.login-card button { margin-top: 12px; padding: 13px 24px; }

.error {
  background: var(--danger-soft);
  color: var(--danger);
  border-radius: var(--r-sm);
  padding: 10px 14px;
  font-size: 0.9rem;
}

/* ------------------------------------------------------------------ app shell */

.topbar { border-bottom: 1px solid var(--line); }

/* search + filters stay pinned while scrolling results */
.controls-outer {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  border-bottom: 1px solid var(--line);
}

.topbar-row {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 16px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.topbar h1 { margin: 0; font-size: inherit; font-weight: inherit; letter-spacing: normal; min-width: 0; }
.topbar form { margin: 0; flex: none; }

.controls {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 12px 16px 10px;
  display: grid;
  gap: 10px;
}

.search-row input {
  width: 100%;
  font-family: var(--body);
  font-size: 1.02rem;
  padding: 13px 16px 13px 44px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: var(--card) no-repeat 16px 50% / 18px 18px;
  /* magnifier icon; stroke colour is fixed mid-grey so it reads on both themes */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2378837C' stroke-width='2' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='m20 20-3.5-3.5'/%3E%3C/svg%3E");
  color: var(--ink);
  box-shadow: var(--shadow-sm);
}
.search-row input::placeholder { color: var(--muted); }
.search-row input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }

.chips,
.toolbar {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  padding-bottom: 2px;
  /* containing block for the visually-hidden "Sort by" label, so the scroll box clips it
     instead of it widening the page on phones */
  position: relative;
}
.chips::-webkit-scrollbar,
.toolbar::-webkit-scrollbar { display: none; }

/* Wider screens: show every category by wrapping instead of clipping. */
@media (min-width: 760px) {
  .chips { flex-wrap: wrap; overflow-x: visible; }
}

/* Rows that overflow (phones) swipe sideways. app.js sets data-more-left / data-more-right
   on the .scroller while there is more to see, which fades that edge and shows a chevron. */
.scroller { position: relative; min-width: 0; --fade-l: 0px; --fade-r: 0px; }
.scroller[data-more-left] { --fade-l: 28px; }
.scroller[data-more-right] { --fade-r: 64px; }
.scroller > .chips,
.scroller > .toolbar {
  -webkit-mask-image: linear-gradient(to right, transparent, #000 var(--fade-l), #000 calc(100% - var(--fade-r)), transparent);
          mask-image: linear-gradient(to right, transparent, #000 var(--fade-l), #000 calc(100% - var(--fade-r)), transparent);
}
.scroll-hint {
  position: absolute;
  top: 50%;
  right: 0;
  width: 30px;
  height: 30px;
  margin-top: -16px; /* row has 2px bottom padding */
  padding: 0;
  border-radius: 999px;
  border: 1px solid var(--accent);
  background: var(--card);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}
.scroller[data-more-right] .scroll-hint {
  opacity: 1;
  pointer-events: auto;
  animation: hint-nudge 1.1s ease-in-out 0.5s 3;
}
.scroll-hint::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--accent);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m9 6 6 6-6 6'/%3E%3C/svg%3E") no-repeat 50% 50% / 16px 16px;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m9 6 6 6-6 6'/%3E%3C/svg%3E") no-repeat 50% 50% / 16px 16px;
}
.scroll-hint:hover { filter: none; background: var(--accent-soft); }
@keyframes hint-nudge {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(4px); }
}
@media (prefers-reduced-motion: reduce) {
  .scroller[data-more-right] .scroll-hint { animation: none; }
}

.chip,
.toggle {
  flex: none;
  padding: 7px 14px;
  font-size: 0.86rem;
  font-weight: 600;
  border-radius: 999px;
  background: var(--card);
  color: var(--ink-soft);
  border: 1px solid var(--line-strong);
  white-space: nowrap;
}
.chip:hover,
.toggle:hover { filter: none; border-color: var(--accent); color: var(--accent); }

.chip .count { margin-left: 6px; color: var(--muted); font-weight: 500; font-variant-numeric: tabular-nums; }

.chip[aria-pressed="true"],
.toggle[aria-pressed="true"] {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}
.chip[aria-pressed="true"] .count { color: var(--accent); opacity: 0.8; }
.toggle:disabled { opacity: 0.6; cursor: progress; }

.pick { flex: none; }
.pick[hidden] { display: none; }
.sort { margin-left: auto; }
.pick select {
  font-family: var(--body);
  font-size: 0.86rem;
  font-weight: 600;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: var(--card);
  color: var(--ink-soft);
}

main.app { max-width: var(--maxw); margin: 0 auto; padding: 8px 16px 40px; }

.status { margin: 4px 0 14px; color: var(--muted); font-size: 0.92rem; }
.footnote { font-size: 0.8rem; text-align: center; margin-top: 24px; }
.more { display: flex; justify-content: center; margin: 20px 0; }

/* ------------------------------------------------------------------ results */

.results {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

@media (min-width: 760px) {
  .results { grid-template-columns: 1fr 1fr; align-items: start; gap: 14px; }
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.card-main { display: flex; gap: 14px; padding: 14px; }

.thumb {
  flex: none;
  width: 72px;
  height: 72px;
  border-radius: 13px;
  object-fit: cover;
  background: var(--surface-2);
}

.thumb.placeholder {
  display: grid;
  place-items: center;
  font-family: var(--display);
  font-size: 1.6rem;
  font-weight: 700;
  background: var(--accent-soft);
  color: var(--accent);
}

.card-text { min-width: 0; }
.merchant { margin: 0; font-size: 1.04rem; line-height: 1.3; overflow-wrap: anywhere; }
.offer { margin: 3px 0 0; font-weight: 700; color: var(--accent); font-size: 0.95rem; }
.meta { margin: 5px 0 0; font-size: 0.8rem; color: var(--muted); }

.badges { display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 6px; }

.badge {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  padding: 2px 9px;
  border-radius: 999px;
}

.badge.new { color: var(--on-accent); background: var(--accent); }
.badge.updated { color: var(--updated); background: var(--updated-bg); }
.badge.soon { color: var(--soon); background: var(--soon-bg); }
.badge.premier { color: var(--ink-soft); background: var(--surface-2); }

/* which bank's card the offer is for: a brand-coloured dot plus the name */
.bank-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  padding: 2px 9px 2px 7px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  color: var(--ink);
}
.bank-tag::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--bank, var(--muted));
}
.bank-hsbc { --bank: #DB0011; }
.bank-maybank { --bank: #F5B400; }

details { border-top: 1px solid var(--line); }

summary {
  cursor: pointer;
  padding: 10px 14px;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--accent);
  list-style-position: inside;
}
summary:hover { background: var(--surface); }

details[open] { padding-bottom: 14px; background: color-mix(in srgb, var(--surface) 50%, var(--card)); }
details > :not(summary) { margin-left: 14px; margin-right: 14px; }
details h3 {
  font-family: var(--body);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--muted);
  margin: 16px 14px 6px;
}
.eligibility { font-size: 0.86rem; color: var(--ink-soft); margin-top: 0; margin-bottom: 6px; }
.description { white-space: pre-line; margin-top: 4px; color: var(--ink-soft); font-size: 0.92rem; }

.card-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.card-list li {
  font-size: 0.75rem;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--ink-soft);
}

.card-list li.mine { background: var(--accent-soft); color: var(--accent); font-weight: 700; }

.outlets,
.terms { padding-left: 20px; margin-top: 0; font-size: 0.86rem; color: var(--ink-soft); }
.outlets li,
.terms li { margin-bottom: 6px; }
.distance { font-weight: 600; color: var(--accent); }
.hsbc-link { font-weight: 600; }

/* ------------------------------------------------------------------ my cards dialog */

dialog {
  width: min(440px, calc(100% - 32px));
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 24px;
  background: var(--card);
  color: var(--ink);
  box-shadow: var(--shadow-lg);
}

dialog::backdrop { background: rgb(6 12 10 / 0.5); }
dialog h2 { margin: 0 0 4px; font-size: 1.25rem; }
dialog p { font-size: 0.92rem; }

.card-options { display: grid; gap: 2px; margin: 14px 0; max-height: 50vh; overflow-y: auto; }
.card-group {
  margin: 12px 10px 2px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--muted);
}
.card-group:first-child { margin-top: 0; }
.card-group-note { margin: 0 10px 4px; font-size: 0.8rem; color: var(--muted); }

.card-option {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: var(--r-sm);
  cursor: pointer;
  font-size: 0.92rem;
}

.card-option:hover { background: var(--surface); }
.card-option input { width: 18px; height: 18px; accent-color: var(--accent); }
.card-option .count { font-size: 0.75rem; color: var(--muted); }
.dialog-actions { display: flex; justify-content: flex-end; gap: 8px; }