/* =============================================================================
   Mevire Engineering — design tokens and screens.
   Values come straight from the handoff. Radius is 3px everywhere (999px only
   on board filter pills), and there are no shadows anywhere.
   ========================================================================== */

:root {
  --paper: #f7f6f3;
  --surface: #ffffff;
  --surface-sunk: #f2f0eb;
  --ink: #14161a;
  --ink-muted: #5c6169;
  --ink-faint: #8a8f97;
  --ink-inverse: #f7f6f3;
  --ink-inverse-muted: #a8aab0;
  --line: #dedbd4;
  --line-soft: #ebe8e2;
  --line-strong: #c9c5bc;
  --accent: oklch(0.52 0.13 250);
  --accent-dark: oklch(0.42 0.13 250);
  --accent-alt: oklch(0.52 0.13 150);
  --accent-alt-dark: oklch(0.42 0.13 150);
  --hover-fill: #faf9f6;
  --band-border: #3a3d43;

  --sans: "IBM Plex Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --serif: "IBM Plex Serif", Georgia, serif;

  --container: 1180px;
  --radius: 3px;
}

/* --- Base ----------------------------------------------------------------- */

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  color: var(--accent-dark);
  text-decoration: underline;
}

input,
select,
textarea,
button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

img {
  max-width: 100%;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

.page {
  min-height: 100vh;
  background: var(--paper);
  display: flex;
  flex-direction: column;
}

.page > main {
  flex: 1;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: var(--ink-inverse);
  padding: 10px 16px;
  z-index: 50;
}

.skip-link:focus {
  left: 8px;
  top: 8px;
  text-decoration: none;
}

/* --- Type ----------------------------------------------------------------- */

.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.page-title {
  font-family: var(--serif);
  font-size: 42px;
  font-weight: 400;
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin: 0 0 12px;
}

.hero-title {
  font-family: var(--serif);
  font-size: clamp(30px, 5vw, 62px);
  font-weight: 400;
  line-height: 1.03;
  letter-spacing: -0.025em;
  margin: 0 0 22px;
}

.serif-h2 {
  font-family: var(--serif);
  font-size: 34px;
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0 0 14px;
}

.serif-h2--sm {
  font-size: 26px;
  margin-bottom: 6px;
}

.lead {
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-muted);
  margin: 0 0 40px;
  max-width: 52ch;
  text-wrap: pretty;
}

.lead--hero {
  font-size: 18px;
  margin-bottom: 32px;
  max-width: 46ch;
}

.body-text {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-muted);
  margin: 0;
}

.note {
  font-size: 13px;
  color: var(--ink-faint);
}

.mono-meta {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-faint);
}

/* --- Buttons -------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  padding: 14px 24px;
  text-decoration: none;
}

.btn:hover {
  text-decoration: none;
}

.btn--primary {
  background: var(--ink);
  color: var(--ink-inverse);
}

.btn--primary:hover {
  background: var(--accent);
  color: var(--ink-inverse);
}

.btn--primary-alt:hover {
  background: var(--accent-alt);
}

.btn--secondary {
  background: none;
  color: var(--ink);
  border: 1px solid var(--line-strong);
}

.btn--secondary:hover {
  border-color: var(--ink);
  color: var(--ink);
}

.btn--paper {
  background: var(--paper);
  color: var(--ink);
  padding: 14px 22px;
}

.btn--paper:hover {
  background: var(--surface);
  color: var(--ink);
}

.btn--outline-dark {
  border: 1px solid var(--band-border);
  color: var(--ink-inverse);
  padding: 14px 22px;
  background: none;
}

.btn--outline-dark:hover {
  border-color: var(--ink-inverse);
  color: var(--ink-inverse);
}

.btn--sm {
  padding: 11px 18px;
  font-size: 14px;
}

.btn--full {
  width: 100%;
  justify-content: center;
}

.btn--push-down {
  margin-top: auto;
  padding: 13px 20px;
}

.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-alt);
  display: inline-block;
  flex: none;
}

/* --- Header --------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(247, 246, 243, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.site-header .container {
  padding-top: 14px;
  padding-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}

.wordmark {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-right: auto;
  color: var(--ink);
}

.wordmark:hover {
  text-decoration: none;
  color: var(--ink);
}

.wordmark__mark {
  height: 28px;
  width: 28px;
  object-fit: contain;
  flex: none;
}

.wordmark__name {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.wordmark__kicker {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.site-nav {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.site-nav a {
  padding: 8px 12px;
  font-size: 14px;
  color: var(--ink);
  border-radius: var(--radius);
}

.site-nav a:hover {
  background: var(--line-soft);
  text-decoration: none;
  color: var(--ink);
}

.site-nav a[aria-current="page"] {
  background: var(--line-soft);
}

.header-cta {
  padding: 10px 18px;
  font-size: 14px;
}

/* --- Footer --------------------------------------------------------------- */

.site-footer {
  border-top: 1px solid var(--line);
  background: var(--surface-sunk);
}

.site-footer .container {
  padding-top: 40px;
  padding-bottom: 40px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  align-items: baseline;
}

.site-footer__line {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
}

.site-footer__links {
  display: flex;
  gap: 22px;
  font-size: 13.5px;
  flex-wrap: wrap;
}

/* --- Home: hero ----------------------------------------------------------- */

.hero {
  padding: 72px 24px 56px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 56px;
  align-items: center;
}

.hero__actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  flex-wrap: wrap;
}

.stats__figure {
  font-family: var(--mono);
  font-size: 26px;
  letter-spacing: -0.02em;
}

.stats__caption {
  font-size: 13px;
  color: var(--ink-faint);
  margin-top: 4px;
}

.hero__figure {
  margin: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 18px;
}

.hero__figure img {
  width: 100%;
  display: block;
}

.hero__figure figcaption {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-top: 14px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

/* --- Home: services band -------------------------------------------------- */

.services {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

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

.services__cell {
  padding: 40px 32px 44px;
  border-right: 1px solid var(--line-soft);
}

.services__cell:first-child {
  padding-left: 0;
}

.services__cell:last-child {
  border-right: none;
  padding-right: 0;
}

.services__index {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  margin-bottom: 14px;
}

.services__cell h3,
.card-h3 {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 10px;
}

/* --- Home: process -------------------------------------------------------- */

.section {
  padding-top: 72px;
  padding-bottom: 72px;
}

.two-col {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 56px;
}

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.steps li {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 24px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
}

.steps li:last-child {
  border-bottom: 1px solid var(--line);
}

.steps__num {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-faint);
  padding-top: 3px;
}

.steps strong {
  font-weight: 600;
  font-size: 16px;
}

.steps p {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-muted);
}

/* --- Home: engineer band -------------------------------------------------- */

.band {
  background: var(--ink);
  color: var(--ink-inverse);
}

.band .container {
  padding-top: 64px;
  padding-bottom: 64px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
  align-items: center;
}

.band h2 {
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin: 0 0 12px;
}

.band p {
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-inverse-muted);
  margin: 0;
  max-width: 48ch;
}

.band__actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-self: end;
}

/* --- Inner page shell ----------------------------------------------------- */

.inner {
  padding-top: 56px;
  padding-bottom: 88px;
}

.split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 56px;
  align-items: start;
}

/* --- Panels and forms ----------------------------------------------------- */

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
}

.panel__header {
  padding: 26px 30px;
  border-bottom: 1px solid var(--line-soft);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: baseline;
  flex-wrap: wrap;
}

.panel__header h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 0;
}

.panel__body {
  padding: 30px;
  display: grid;
  gap: 24px;
}

.panel__body--fields {
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 22px;
}

.panel__footer {
  border-top: 1px solid var(--line);
  padding: 20px 30px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.field-label {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 10px;
}

.input {
  width: 100%;
  padding: 12px 13px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  font-size: 15px;
}

textarea.input {
  line-height: 1.5;
  resize: vertical;
}

.input:focus {
  outline: none;
  border-color: var(--accent);
}

.input--error {
  border-color: var(--accent-dark);
}

.field-error {
  font-size: 13px;
  color: var(--accent-dark);
  margin-top: 8px;
}

.field-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

/* Service picker — radios styled as the design's selectable buttons. */

.picker {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 8px;
}

.picker input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.picker label {
  display: block;
  text-align: left;
  padding: 13px 14px;
  border: 1px solid var(--line);
  background: var(--paper);
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 14px;
}

.picker label:hover {
  border-color: var(--ink);
}

.picker input:checked + label {
  border-color: var(--ink);
  background: var(--surface);
}

.picker input:focus-visible + label {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.picker-echo {
  font-size: 13px;
  color: var(--ink-muted);
  margin-top: 10px;
  font-family: var(--mono);
}

.dropzone {
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  padding: 30px;
  text-align: center;
  background: var(--paper);
}

.dropzone__hint {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-faint);
}

.dropzone input[type="file"] {
  display: block;
  margin: 14px auto 0;
  font-size: 13px;
  max-width: 100%;
}

.dropzone.is-dragover {
  border-color: var(--accent);
}

/* --- Success panel -------------------------------------------------------- */

.success {
  background: var(--surface);
  border: 1px solid var(--accent-alt);
  border-left-width: 3px;
  padding: 28px 30px;
}

.success__label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-alt-dark);
  margin-bottom: 10px;
}

.success h2 {
  font-size: 22px;
  font-weight: 600;
  margin: 0 0 8px;
}

.success p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-muted);
  margin: 0 0 20px;
}

/* --- Aside ---------------------------------------------------------------- */

.aside {
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 26px;
  max-width: 340px;
}

.aside__label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 18px;
}

.aside ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.aside li {
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-muted);
  padding-left: 16px;
  border-left: 2px solid var(--accent);
}

.aside__foot {
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px solid var(--line-soft);
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-muted);
}

/* --- Board ---------------------------------------------------------------- */

.board-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.whatsapp-link {
  border: 1px solid var(--line-strong);
  color: var(--ink);
  padding: 12px 18px;
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius);
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: var(--surface);
}

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

.filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.pill {
  padding: 8px 14px;
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 999px;
  font-size: 13px;
  cursor: pointer;
  color: var(--ink);
}

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

.pill--active,
.pill--active:hover {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--ink-inverse);
}

.table {
  border: 1px solid var(--line);
  background: var(--surface);
  overflow-x: auto;
}

.table__row {
  min-width: 640px;
  display: grid;
  grid-template-columns: 84px minmax(0, 2.4fr) minmax(0, 1fr) minmax(0, 1fr) 100px;
  gap: 20px;
  align-items: center;
}

.table__head {
  padding: 13px 24px;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.table__body-row {
  padding: 20px 24px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--ink);
}

a.table__body-row:hover {
  background: var(--hover-fill);
  text-decoration: none;
  color: var(--ink);
}

.cell--ref {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-faint);
}

.cell--title {
  font-size: 15.5px;
  font-weight: 500;
  margin-bottom: 4px;
}

.cell--meta {
  font-size: 13.5px;
  color: var(--ink-faint);
}

.cell--plain {
  font-size: 13.5px;
  color: var(--ink-muted);
}

.cell--fee {
  font-family: var(--mono);
  font-size: 13.5px;
  text-align: right;
}

.table__empty {
  padding: 40px 24px;
  font-size: 15px;
  color: var(--ink-muted);
}

/* --- Forum ---------------------------------------------------------------- */

.forum-block {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 56px;
}

.forum-block p {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--ink-muted);
  margin: 0 0 20px;
  max-width: 42ch;
}

.thread-list {
  border: 1px solid var(--line);
  background: var(--surface);
}

.thread-row {
  padding: 16px 20px;
  border-bottom: 1px solid var(--line-soft);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: baseline;
  color: var(--ink);
}

.thread-row:last-child {
  border-bottom: none;
}

a.thread-row:hover {
  background: var(--hover-fill);
  text-decoration: none;
  color: var(--ink);
}

.thread-row__title {
  font-size: 14.5px;
  font-weight: 500;
}

.thread-row__meta {
  font-size: 12.5px;
  color: var(--ink-faint);
  margin-top: 3px;
}

.thread-row__count {
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--ink-faint);
  white-space: nowrap;
}

.post {
  padding: 24px 30px;
  border-bottom: 1px solid var(--line-soft);
}

.post:last-child {
  border-bottom: none;
}

.post__meta {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-faint);
  margin-bottom: 10px;
}

.post__body {
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-muted);
  margin: 0;
  white-space: pre-wrap;
}

.post--opening .post__body {
  color: var(--ink);
}

/* --- Engineer tracks ------------------------------------------------------ */

.tracks {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-bottom: 40px;
}

.track {
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 32px;
  display: flex;
  flex-direction: column;
}

.track__label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.track--b .track__label {
  color: var(--accent-alt);
}

.track h2 {
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin: 0 0 12px;
}

.track p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-muted);
  margin: 0 0 22px;
}

.track ul {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.track li {
  font-size: 14px;
  color: var(--ink-muted);
  display: flex;
  gap: 10px;
}

.track li::before {
  content: "—";
  color: var(--accent);
}

.track--b li::before {
  color: var(--accent-alt);
}

.intro {
  max-width: 640px;
  margin-bottom: 44px;
}

/* --- Admin ---------------------------------------------------------------- */

.admin-section {
  margin-bottom: 48px;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border: 1px solid var(--line);
  font-size: 14px;
}

.admin-table th {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  text-align: left;
  padding: 13px 16px;
  border-bottom: 1px solid var(--line);
  font-weight: 400;
}

.admin-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--ink-muted);
  vertical-align: middle;
}

.admin-table select {
  padding: 6px 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  font-size: 13px;
}

.admin-table button {
  padding: 6px 12px;
  font-size: 13px;
  border: none;
  border-radius: var(--radius);
  background: var(--ink);
  color: var(--ink-inverse);
  cursor: pointer;
}

.status {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-faint);
}

/* --- Utility -------------------------------------------------------------- */

.stack-16 {
  display: grid;
  gap: 16px;
}

.mt-40 {
  margin-top: 40px;
}

.mb-24 {
  margin-bottom: 24px;
}

.text-muted {
  color: var(--ink-muted);
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}