:root {
  /* Brand */
  --teal: #50ae99;
  --red: #e56d7c;
  --amber: #d38542;
  --cream: #f3f3ee;

  /* Dark surfaces (from rdcl-app) */
  --page: #0f1416;
  --card: #151c1f;
  --raised: #1c2428;
  --inset: #0a0e10;

  /* Text */
  --text: #ffffff;
  --muted: #9aa4a3;
  --border: rgba(243, 243, 238, 0.08);

  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0px 0px 20px rgba(0, 0, 0, 0.35);

  --font-body: "Inter", ui-sans-serif, system-ui, sans-serif;
  --font-display: "Outfit", "Spline Sans", "Inter", ui-sans-serif, system-ui,
    sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  background: var(--page);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
.brand {
  font-family: var(--font-display);
  letter-spacing: -0.01em;
}

a {
  color: var(--teal);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

.muted {
  color: var(--muted);
}
.empty {
  font-style: italic;
  font-size: 0.9rem;
}

/* ---- Top bar ---- */
.topbar {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 16px 28px;
  background: var(--inset);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--cream);
}
.brand.big {
  font-size: 2rem;
}
.topbar nav {
  display: flex;
  gap: 20px;
  flex: 1;
}
.topbar nav a {
  color: var(--muted);
  font-weight: 500;
  padding: 6px 0;
  border-bottom: 2px solid transparent;
}
.topbar nav a:hover {
  color: var(--text);
  text-decoration: none;
}
.topbar nav a.active {
  color: var(--text);
  border-bottom-color: var(--teal);
}
.logout button {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.85rem;
  cursor: pointer;
}
.logout button:hover {
  color: var(--text);
  border-color: var(--teal);
}

/* ---- Layout ---- */
.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 40px 28px 80px;
}
.container h1 {
  font-size: 2rem;
  margin: 0 0 6px;
}
.foot {
  text-align: center;
  color: var(--muted);
  font-size: 0.8rem;
  padding: 32px;
  border-top: 1px solid var(--border);
}

/* ---- Roadmap board ---- */
.board {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 28px;
}
.column {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.col-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 4px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--border);
}
.col-title {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0;
}
.col-sub {
  font-size: 0.72rem;
  color: var(--muted);
}
.col-title.now {
  color: var(--teal);
}
.col-head:has(.now) {
  border-bottom-color: var(--teal);
}
.col-title.next {
  color: var(--amber);
}
.col-head:has(.next) {
  border-bottom-color: var(--amber);
}
.col-title.later {
  color: var(--cream);
}
.col-head:has(.later) {
  border-bottom-color: rgba(243, 243, 238, 0.35);
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow);
}
.card h3 {
  margin: 0 0 6px;
  font-size: 1.05rem;
}
.card p {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 0.92rem;
}
.tag {
  display: inline-block;
  background: var(--raised);
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
}

/* ---- Release notes ---- */
.release {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-bottom: 22px;
  box-shadow: var(--shadow);
}
.release-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}
.release-head h2 {
  margin: 0;
  font-size: 1.35rem;
}
.release-body h2 {
  font-size: 1.05rem;
  margin: 20px 0 8px;
  color: var(--teal);
}
.release-body h3 {
  font-size: 0.95rem;
  margin: 16px 0 6px;
}
.release-body ul {
  padding-left: 20px;
}
.release-body li {
  margin: 4px 0;
  color: var(--cream);
}
.release-body code {
  background: var(--inset);
  padding: 2px 6px;
  border-radius: 6px;
  font-size: 0.85em;
}

/* ---- Login ---- */
.login-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(
    1200px 600px at 50% -10%,
    rgba(80, 174, 153, 0.12),
    transparent 60%
  ),
  var(--page);
}
.login-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 36px;
  width: 320px;
  text-align: center;
  box-shadow: var(--shadow);
}
.login-card .brand {
  margin-bottom: 2px;
}
.login-card .muted {
  margin: 0 0 24px;
  font-size: 0.9rem;
}
.login-card input {
  width: 100%;
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  padding: 12px 14px;
  font-size: 1rem;
  font-family: var(--font-body);
  margin-bottom: 14px;
}
.login-card input:focus {
  outline: none;
  border-color: var(--teal);
}
.login-card button {
  width: 100%;
  background: var(--teal);
  color: #06120f;
  border: none;
  border-radius: var(--radius-sm);
  padding: 12px;
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
}
.login-card button:hover {
  filter: brightness(1.06);
}
.error {
  color: var(--red);
  font-size: 0.88rem;
  margin: 0 0 14px;
}

/* ---- Roadmap track filter ---- */
.tracks {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 4px;
}
.tracks a {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--muted);
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
}
.tracks a:hover {
  color: var(--text);
  text-decoration: none;
}
.tracks a.active {
  color: #06120f;
  background: var(--teal);
  border-color: var(--teal);
}
.track-pill {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  padding: 2px 9px;
  border-radius: 999px;
  margin-bottom: 8px;
}
.track-pill.ios {
  background: rgba(229, 109, 124, 0.16);
  color: #e89aa4;
}
.track-pill.web {
  background: rgba(80, 174, 153, 0.16);
  color: #7fd0bd;
}
.track-pill.infra {
  background: rgba(211, 133, 66, 0.16);
  color: #e0a463;
}
.track-pill.bug {
  background: rgba(229, 109, 124, 0.18);
  color: #e56d7c;
}
.pills {
  display: inline-flex;
  gap: 6px;
  margin-bottom: 8px;
}
.pills .track-pill {
  margin-bottom: 0;
}
.tracks a.bugs.active {
  color: #fff;
  background: var(--red);
  border-color: var(--red);
}

/* ---- Release notes index ---- */
.week-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
}
.week-list li {
  margin: 0 0 10px;
}
.week-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 22px;
  color: var(--text);
  box-shadow: var(--shadow);
}
.week-list a:hover {
  border-color: var(--teal);
  text-decoration: none;
}
.week-range {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
}
.week-go {
  color: var(--teal);
  font-size: 0.85rem;
  font-weight: 500;
  white-space: nowrap;
}
.back-link {
  display: inline-block;
  margin-bottom: 20px;
  font-size: 0.88rem;
  color: var(--muted);
}
.back-link:hover {
  color: var(--teal);
}

/* ---- Release note (dark-recolored newsletter) ---- */
.release-note {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 36px;
  margin-bottom: 28px;
  box-shadow: var(--shadow);
}
.rn-head {
  margin-bottom: 24px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
}
.rn-word {
  display: block;
  font-weight: 700;
  letter-spacing: 0.3em;
  font-size: 0.72rem;
  color: var(--muted);
  margin-bottom: 10px;
}
.rn-head h2 {
  margin: 0 0 4px;
  font-size: 1.5rem;
}
.rn-dates {
  font-size: 0.9rem;
  color: var(--muted);
}
.release-note .rn-section {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin: 24px 0 14px;
}
.release-note .rn-section:first-of-type {
  margin-top: 0;
}
.release-note .tracks {
  margin: 0 0 18px;
}
.rn-item {
  padding: 16px 0;
  border-top: 1px solid var(--border);
}
.rn-item:first-of-type {
  border-top: none;
}
.rn-item h4 {
  margin: 4px 0 6px;
  font-size: 1.02rem;
  color: var(--teal);
  font-family: var(--font-display);
}
.rn-item p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.55;
  color: var(--cream);
}
.release-note .intro {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--cream);
  margin: 0 0 26px;
}
.release-note .spotlight {
  margin: 0 0 22px;
  padding: 20px 22px;
  border-radius: 12px;
  color: #fff;
  background: linear-gradient(135deg, #123f42 0%, #2f7a68 55%, #50ae99 100%);
  box-shadow: 0 10px 24px -14px rgba(0, 0, 0, 0.5);
}
.release-note .spotlight .tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  padding: 3px 11px;
  border-radius: 999px;
  margin-bottom: 10px;
}
.release-note .spotlight h2 {
  margin: 0 0 6px;
  font-size: 1.1rem;
  color: #fff;
}
.release-note .spotlight p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.92);
}
.release-note .release {
  display: flex;
  gap: 16px;
  padding: 20px 0;
  border-top: 1px solid var(--border);
}
.release-note .release:first-of-type {
  border-top: none;
}
.release-note .badge {
  flex: 0 0 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #fff;
}
.release-note .badge.teal {
  background: linear-gradient(135deg, #1a4a4d, #337578);
}
.release-note .badge.sage {
  background: linear-gradient(135deg, #2f7a68, #50ae99);
}
.release-note .badge.coral {
  background: linear-gradient(135deg, #c46870, #ed9aa3);
}
.release-note .badge.amber {
  background: linear-gradient(135deg, #b16a2b, #d38542);
}
.release-note .badge.wine {
  background: linear-gradient(135deg, #5d1e22, #812a2f);
}
.release-note .release .content {
  flex: 1;
  min-width: 0;
}
.release-note .release h2 {
  margin: 4px 0 6px;
  font-size: 1.05rem;
  color: var(--teal);
}
.release-note .release p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.55;
  color: var(--cream);
}
.release-note .release em {
  color: #fff;
  font-style: italic;
}
.release-note .bts {
  margin: 26px 0 8px;
  padding: 18px 20px;
  background: var(--raised);
  border-left: 3px solid var(--teal);
  border-radius: 8px;
}
.release-note .bts h3 {
  margin: 0 0 6px;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--teal);
}
.release-note .bts p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--cream);
}
.release-note .horizon {
  margin: 26px 0 4px;
  padding: 20px 22px;
  background: rgba(211, 133, 66, 0.1);
  border-left: 3px solid var(--amber);
  border-radius: 8px;
}
.release-note .horizon h3 {
  margin: 0 0 4px;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--amber);
}
.release-note .horizon .sub {
  margin: 0 0 14px;
  font-size: 0.82rem;
  color: var(--muted);
}
.release-note .horizon ol {
  margin: 0;
  padding-left: 22px;
}
.release-note .horizon li {
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--cream);
  margin: 0 0 8px;
}
.release-note .horizon li::marker {
  color: var(--amber);
  font-weight: 700;
}
.release-note .phase {
  margin-top: 16px;
}
.release-note .phase:first-of-type {
  margin-top: 4px;
}
.release-note .phase-tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 3px 11px;
  border-radius: 999px;
  margin-bottom: 10px;
}
.release-note .phase-tag.now {
  background: var(--amber);
  color: #1a1207;
}
.release-note .phase-tag.next {
  background: rgba(211, 133, 66, 0.2);
  color: #e0a463;
}
.release-note .phase-tag.later {
  background: rgba(80, 174, 153, 0.18);
  color: #7fd0bd;
}

@media (max-width: 760px) {
  .board {
    grid-template-columns: 1fr;
  }
  .topbar {
    padding: 14px 18px;
    gap: 16px;
  }
  .container {
    padding: 28px 18px 60px;
  }
  .release-note {
    padding: 22px 18px;
  }
}