/* Sephira Med - SuperMush palette, text-first board chrome */

:root {
  --bone: #f5f4f1;
  --paper: #ffffff;
  --cobalt: #2f59f8;
  --ember: #ff632a;
  --volt: #eaff00;
  --obsidian: #000000;
  --graphite: #171717;
  --ash: #707170;
  --concrete: #eeeeee;
  --mist: #e3e3e3;
  --pebble: #d9d9d9;
  --radius-pill: 50px;
  --radius-card: 16px;
  --radius-img: 8px;
  --radius-tag: 4px;
  --font: "Outfit", system-ui, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--graphite);
  background: var(--bone);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--cobalt);
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

a:hover {
  color: var(--obsidian);
}

.wrap {
  width: min(1040px, 92vw);
  margin-inline: auto;
}

h1, h2, h3 {
  color: var(--obsidian);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.08;
}

/* Lime top bar = edu-notice */
.sm-lime {
  background: var(--volt);
  border-bottom: 1px solid var(--obsidian);
  padding: 0.5rem 0;
  text-align: center;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--obsidian);
}

.sm-lime p {
  margin: 0;
}

.sm-lime a {
  color: var(--obsidian);
  font-weight: 700;
}

/* Header under the lime bar */
.sm-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--paper);
  border-bottom: 1px solid var(--mist);
}

.sm-header-inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-height: 64px;
}

.sm-wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--cobalt);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.sm-wordmark:hover {
  color: var(--obsidian);
}

.sm-wordmark-med {
  color: var(--obsidian);
}

.sm-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
  margin-left: auto;
}

.sm-nav-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--graphite);
  text-decoration: none;
  padding: 0.35rem 0;
}

.sm-nav-link:hover,
.sm-nav-link[aria-current="page"] {
  color: var(--cobalt);
}

.sm-nav-toggle {
  display: none;
  border: 1px solid var(--mist);
  background: var(--paper);
  border-radius: var(--radius-tag);
  width: 40px;
  height: 40px;
  cursor: pointer;
  margin-left: auto;
}

.sm-nav-toggle span,
.sm-nav-toggle span::before,
.sm-nav-toggle span::after {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--obsidian);
  margin: 0 auto;
  position: relative;
}

.sm-nav-toggle span::before,
.sm-nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
}

.sm-nav-toggle span::before { top: -6px; }
.sm-nav-toggle span::after { top: 6px; }

/* Buttons */
.sm-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-pill);
  font-family: var(--font);
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
}

.sm-btn--cobalt {
  background: var(--cobalt);
  color: var(--paper);
  border-color: var(--cobalt);
}

.sm-btn--cobalt:hover {
  background: var(--obsidian);
  border-color: var(--obsidian);
  color: var(--paper);
}

.sm-btn--sm {
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
}

.sm-btn--ghost {
  background: transparent;
  color: var(--obsidian);
  border-color: var(--obsidian);
}

.sm-btn--ghost:hover {
  background: var(--bone);
  color: var(--cobalt);
  border-color: var(--cobalt);
}

/* Homepage: text-only centered hero */
.sm-hero-plain {
  text-align: center;
  padding: 4.5rem 0 3.75rem;
  background: var(--bone);
}

.sm-hero-plain h1 {
  font-size: clamp(2rem, 4.6vw, 3.15rem);
  max-width: 18ch;
  margin: 0 auto 1rem;
}

.sm-kicker {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cobalt);
  margin: 0 0 0.85rem;
}

.sm-kicker--ember {
  color: var(--ember);
}

.sm-lede {
  max-width: 36rem;
  margin: 0 auto 1.75rem;
  color: var(--ash);
  font-size: 1.0625rem;
}

.sm-hero-cta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

/* Bands */
.sm-band {
  padding: 3.25rem 0;
  background: var(--bone);
}

.sm-band--paper {
  background: var(--paper);
}

.sm-band--match {
  background: var(--bone);
  border-top: 1px solid var(--mist);
  border-bottom: 1px solid var(--mist);
}

.sm-band-head {
  margin-bottom: 1.75rem;
}

.sm-band-head h2 {
  font-size: clamp(1.45rem, 3vw, 2rem);
  margin: 0 0 0.45rem;
}

.sm-band-note {
  color: var(--ash);
  margin: 0;
  max-width: 40rem;
}

/* Signal grid (home first) */
.sm-signal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 0.75rem;
}

.sm-signal-card {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1rem 1.15rem;
  background: var(--paper);
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
  text-decoration: none;
  color: inherit;
}

.sm-signal-card:hover {
  border-color: var(--cobalt);
}

.sm-signal-tag,
.sm-panel-tag {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ember);
}

.sm-signal-title,
.sm-panel-title {
  font-weight: 600;
  color: var(--obsidian);
  font-size: 0.9375rem;
}

.sm-signal-desc,
.sm-panel-desc {
  font-size: 0.8125rem;
  color: var(--ash);
  line-height: 1.45;
}

/* Panel grid */
.sm-panel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

.sm-panel-card {
  display: flex;
  flex-direction: column;
  background: var(--bone);
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
}

.sm-panel-card:hover {
  border-color: var(--cobalt);
}

.sm-panel-media {
  aspect-ratio: 16 / 9;
  background: var(--concrete);
  overflow: hidden;
}

.sm-panel-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sm-panel-body {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

/* Match feature */
.sm-match-card {
  display: block;
  padding: 1.5rem 1.6rem;
  background: var(--paper);
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
  text-decoration: none;
  color: inherit;
}

.sm-match-card:hover {
  border-color: var(--cobalt);
}

.sm-match-card h3 {
  margin: 0.25rem 0 0.5rem;
  font-size: 1.25rem;
}

.sm-match-card p {
  margin: 0;
  color: var(--ash);
  max-width: 40rem;
}

/* Yuki teaser */
.sm-yuki {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 1.5rem;
  align-items: center;
}

.sm-yuki-mark {
  width: 88px;
  height: 88px;
  border-radius: var(--radius-card);
  background: var(--cobalt);
  color: var(--paper);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: 0.04em;
}

.sm-yuki-copy p {
  color: var(--ash);
  max-width: 36rem;
}

.sm-yuki-copy h2 {
  margin: 0 0 0.5rem;
}

.sm-yuki-photo {
  width: 88px;
  height: 88px;
  border-radius: var(--radius-card);
  object-fit: cover;
}

/* Method */
.sm-method {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.sm-method li {
  background: var(--paper);
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
  padding: 1.2rem;
}

.sm-method-step {
  display: block;
  font-weight: 700;
  color: var(--cobalt);
  margin-bottom: 0.45rem;
}

.sm-method-foot {
  margin-top: 1.5rem;
  font-size: 0.875rem;
  color: var(--ash);
}

.sm-centres p {
  color: var(--ash);
  max-width: 36rem;
}

.sm-empty {
  color: var(--ash);
  font-style: italic;
}

/* Doc: H1 first, wide banner below */
.sm-doc-top {
  padding: 2.25rem 0 0;
}

.sm-doc-tag {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ember);
  margin: 0 0 0.65rem;
}

.sm-doc-h1 {
  font-size: clamp(1.7rem, 4vw, 2.65rem);
  margin: 0 0 0.75rem;
}

.sm-doc-byline,
.sm-doc-read {
  font-size: 0.875rem;
  color: var(--ash);
  margin: 0 0 0.35rem;
}

.sm-banner {
  margin: 1.5rem 0 0;
  width: 100%;
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--concrete);
  aspect-ratio: 21 / 8;
}

.sm-banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sm-banner--empty {
  background: linear-gradient(90deg, var(--cobalt) 0%, var(--bone) 72%);
  min-height: 140px;
}

.sm-abstract {
  margin: 1.5rem 0 0;
  max-width: 42rem;
  color: var(--graphite);
}

.sm-abstract p {
  margin: 0 0 0.85rem;
}

.sm-snap {
  margin: 1.5rem 0 0;
  background: var(--paper);
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
  padding: 1.15rem 1.25rem;
  max-width: 28rem;
}

.sm-snap-label {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cobalt);
  margin: 0 0 0.7rem;
}

.sm-snap-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.sm-snap-table th {
  text-align: left;
  font-weight: 500;
  color: var(--ash);
  padding: 0.3rem 0.75rem 0.3rem 0;
  width: 35%;
}

.sm-snap-table td {
  padding: 0.3rem 0;
}

/* Left-margin chapter numbers */
.sm-body {
  padding: 2.25rem 0 1.5rem;
  background: var(--paper);
}

.sm-chapter {
  display: grid;
  grid-template-columns: 3.1rem minmax(0, 1fr);
  column-gap: 1.15rem;
  margin: 0 0 2.35rem;
  align-items: start;
}

.sm-chapter-num {
  position: sticky;
  top: 5.25rem;
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--cobalt);
  text-align: right;
  padding-top: 0.2rem;
  letter-spacing: 0.04em;
}

.sm-chapter-title {
  font-size: 1.25rem;
  margin: 0 0 0.9rem;
}

.sm-chapter-body p,
.sm-plain p,
.doc-body p {
  margin: 0 0 1rem;
  max-width: 42rem;
}

.sm-h3 {
  font-size: 1.05rem;
  margin: 1.4rem 0 0.55rem;
}

/* Sources */
.sm-sources {
  margin-top: 1.5rem;
  padding-top: 1.75rem;
  border-top: 2px solid var(--ember);
}

.sm-sources h2 {
  font-size: 1.125rem;
  margin: 0 0 0.85rem;
}

.sm-sources ol {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
  font-size: 0.875rem;
}

.sm-sources-note {
  font-size: 0.8125rem;
  color: var(--ash);
}

/* Rating early (after body) */
.sm-rating {
  background: var(--bone);
  border-top: 1px solid var(--mist);
  border-bottom: 1px solid var(--mist);
  padding: 1.1rem 0;
  font-size: 0.875rem;
  color: var(--ash);
}

.sm-rating strong {
  color: var(--cobalt);
  font-size: 1.125rem;
}

/* Consult */
.sm-consult {
  margin: 0;
  padding: 2.25rem 0;
  background: var(--bone);
}

.sm-consult-box {
  background: var(--paper);
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
  padding: 1.4rem 1.5rem;
}

.sm-consult h2 {
  font-size: 1.15rem;
  margin: 0 0 0.85rem;
}

.sm-consult-intro {
  color: var(--ash);
  margin: 0 0 1.15rem;
}

.sm-consult-item {
  margin-bottom: 1.2rem;
  padding-bottom: 1.2rem;
  border-bottom: 1px solid var(--mist);
}

.sm-consult-item:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.sm-consult-q {
  font-weight: 600;
  margin: 0 0 0.45rem;
}

.sm-consult-name {
  color: var(--cobalt);
}

.sm-consult-badge {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ember);
  margin-bottom: 0.3rem;
}

/* Related */
.sm-related {
  padding: 2rem 0;
  background: var(--paper);
}

.sm-related-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ash);
  margin: 0 0 0.7rem;
}

.sm-related-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.sm-related-chip {
  display: inline-block;
  padding: 0.4rem 0.85rem;
  font-size: 0.8125rem;
  font-weight: 500;
  background: var(--bone);
  border: 1px solid var(--mist);
  border-radius: var(--radius-pill);
  text-decoration: none;
  color: var(--graphite);
}

.sm-related-chip:hover {
  border-color: var(--cobalt);
  color: var(--cobalt);
}

.sm-signal-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 1.5rem;
}

.sm-signal-nav a,
.sm-signal-nav span {
  display: block;
  padding: 1rem;
  background: var(--bone);
  border: 1px solid var(--mist);
  border-radius: var(--radius-card);
  text-decoration: none;
  color: inherit;
  font-size: 0.875rem;
}

.sm-signal-nav a span {
  display: block;
  padding: 0;
  border: 0;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ash);
  margin-bottom: 0.25rem;
  background: transparent;
}

.sm-signal-nav--next {
  text-align: right;
}

/* Body disclaimer last */
.sm-disclaimer {
  padding: 0 0 2.5rem;
  background: var(--paper);
}

.sm-disclaimer p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--ash);
  max-width: 42rem;
}

/* Plain / doctor */
.sm-plain {
  padding: 2.25rem 0 3rem;
}

.sm-plain h2 {
  font-size: 1.125rem;
  margin: 2rem 0 0.75rem;
}

.sm-social {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--mist);
}

.sm-social a {
  font-size: 0.875rem;
  font-weight: 500;
}

/* Footer */
.sm-footer {
  background: var(--obsidian);
  color: var(--concrete);
  padding: 3rem 0 0;
}

.sm-footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid #2a2a2a;
}

.sm-footer h2 {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--paper);
  margin: 0 0 0.75rem;
}

.sm-footer-gap {
  margin-top: 1.5rem;
}

.sm-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sm-footer li {
  margin-bottom: 0.4rem;
}

.sm-footer a {
  color: var(--mist);
  font-size: 0.875rem;
  text-decoration: none;
}

.sm-footer a:hover {
  color: var(--volt);
}

.sm-nap {
  padding: 1.5rem 0 2rem;
  font-size: 0.8125rem;
  line-height: 1.55;
}

.sm-nap a {
  color: var(--volt);
}

.sm-crisis,
.sm-copy {
  margin-top: 0.75rem;
  color: var(--ash);
}

.sm-copy {
  font-size: 0.75rem;
}

/* Content widgets from helpers */
.sm-table-wrap {
  overflow-x: auto;
  margin: 1rem 0;
}

.sm-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  border: 1px solid var(--mist);
}

.sm-table th,
.sm-table td {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--mist);
  text-align: left;
}

.sm-bullets {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
}

.sm-bullets-title {
  font-weight: 600;
  margin: 0 0 0.35rem;
}

.sm-callout {
  background: var(--bone);
  border-left: 3px solid var(--ember);
  padding: 1rem 1.15rem;
  margin: 1rem 0;
  border-radius: 0 var(--radius-tag) var(--radius-tag) 0;
}

.sm-callout-label {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ember);
}

.sm-qgrid,
.board-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.5rem;
  margin: 1rem 0;
}

.sm-qcell,
.board-cell {
  background: var(--bone);
  border: 1px solid var(--mist);
  border-radius: var(--radius-tag);
  padding: 0.65rem 0.75rem;
}

.sm-qk,
.board-k {
  display: block;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ash);
}

.sm-qv,
.board-v {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--obsidian);
  margin-top: 0.15rem;
}

.sm-timeline {
  margin: 1rem 0;
}

.sm-timeline-row {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: 0.75rem;
  margin-bottom: 0.65rem;
}

.sm-timeline-year {
  font-weight: 700;
  color: var(--cobalt);
  font-size: 0.875rem;
}

.sm-quickref-cap,
.sm-timeline-title {
  font-weight: 600;
  margin: 0 0 0.5rem;
}

@media (max-width: 768px) {
  .sm-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--paper);
    border-bottom: 1px solid var(--mist);
    padding: 1rem;
  }

  .sm-nav.is-open {
    display: flex;
  }

  .sm-header-inner {
    position: relative;
    flex-wrap: wrap;
  }

  .sm-nav-toggle {
    display: block;
  }

  .sm-btn--sm {
    display: none;
  }

  .sm-yuki {
    grid-template-columns: 1fr;
  }

  .sm-chapter {
    grid-template-columns: 2.2rem 1fr;
    column-gap: 0.7rem;
  }

  .sm-signal-nav {
    grid-template-columns: 1fr;
  }
}