:root {
  --bg: #070910;
  --surface: rgba(10, 14, 24, 0.88);
  --surface-2: rgba(14, 18, 30, 0.95);
  --text: #f4f7ff;
  --muted: #9ea7c3;
  --line: rgba(130, 145, 188, 0.24);
  --line-strong: rgba(170, 186, 232, 0.34);
  --blue: #2f80ff;
  --pink: #ff3b7c;
  --max: 1240px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: radial-gradient(circle at 48% -14%, #1a0e1d 0%, transparent 28%),
    radial-gradient(circle at 50% -24%, #111a36 0%, transparent 35%), var(--bg);
  color: var(--text);
}

body {
  font-family: Inter, sans-serif;
  line-height: 1.4;
  padding: 0 1.1rem 3rem;
}

body.bsp,
body.promptlib {
  padding: 0 clamp(1.25rem, 5vw, 3rem) 4rem;
}

.bg-mesh {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(980px 340px at 18% 110%, rgba(53, 90, 190, 0.15), transparent 72%),
    radial-gradient(980px 340px at 82% 105%, rgba(255, 59, 124, 0.13), transparent 72%),
    radial-gradient(circle at 20% 18%, rgba(255, 255, 255, 0.24) 0 1px, transparent 1.5px),
    radial-gradient(circle at 74% 28%, rgba(255, 255, 255, 0.18) 0 1px, transparent 1.5px),
    radial-gradient(circle at 56% 62%, rgba(255, 255, 255, 0.2) 0 1px, transparent 1.5px),
    radial-gradient(circle at 34% 74%, rgba(255, 255, 255, 0.16) 0 1px, transparent 1.5px);
  pointer-events: none;
  z-index: -1;
}

.topbar,
main {
  max-width: var(--max);
  margin: 0 auto;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.brand {
  display: flex;
  align-items: center;
}

.brand-home {
  display: inline-flex;
  align-items: center;
}

.brand-logo {
  display: block;
  height: 26px;
  width: auto;
  max-width: min(120px, 42vw);
}

.hero {
  text-align: center;
  padding: 3rem 0 1.7rem;
}

.eyebrow {
  color: var(--muted);
  font-size: 0.82rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  margin: 0;
}

h1 {
  margin: 0.6rem 0;
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(1.95rem, 5.8vw, 3.25rem);
  line-height: 1.08;
  text-transform: uppercase;
}

h1 span {
  display: block;
}

.accent-pink {
  color: var(--pink);
}

.hero-copy {
  margin: 1rem auto 0;
  max-width: 730px;
  color: #d9deef;
}

.info-trigger {
  appearance: none;
  border: none;
  padding: 0;
  margin: 0 0.08rem;
  background: none;
  color: #9cc1ff;
  font: inherit;
  text-decoration: underline;
  text-decoration-color: rgba(156, 193, 255, 0.55);
  text-underline-offset: 0.13em;
  cursor: pointer;
}

.info-dialog {
  width: min(520px, calc(100vw - 2rem));
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  padding: 1rem 1rem 0.9rem;
  background: rgba(10, 14, 24, 0.98);
  color: rgba(199, 208, 234, 0.95);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.45);
}

.info-dialog::backdrop {
  background: rgba(4, 6, 14, 0.68);
}

.info-dialog-close {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(24, 29, 45, 0.78);
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1;
  padding: 0.26rem 0.4rem;
  cursor: pointer;
}

.info-dialog-close:hover,
.info-dialog-close:focus-visible {
  border-color: var(--line-strong);
  color: var(--text);
  outline: none;
}

.info-dialog p {
  margin: 0;
  color: rgba(199, 208, 234, 0.9);
  font-size: 0.84rem;
  line-height: 1.45;
  padding-right: 1.5rem;
}

.info-dialog p + p {
  margin-top: 0.45rem;
}

.info-dialog a {
  color: #9cc1ff;
  font-weight: 600;
}

.info-dialog a:hover {
  color: #b8d2ff;
}

.info-trigger:hover,
.info-trigger:focus-visible {
  color: #b8d2ff;
  text-decoration-color: rgba(184, 210, 255, 0.9);
  outline: none;
}

.controls {
  max-width: var(--max);
  margin: 0 auto;
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 0;
}

.controls-intro {
  margin: 0 0 1rem;
  color: #b6bdd6;
  text-align: center;
  font-size: 0.98rem;
}

.search-row {
  margin: 0 auto 1.5rem;
  width: min(640px, 100%);
}

.search-field {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.search-field span {
  color: var(--muted);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.search-control {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem;
  align-items: center;
}

.search-control input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 0.7rem;
  background: rgba(24, 29, 45, 0.78);
  color: var(--text);
  padding: 0.78rem 0.95rem;
  font-size: 0.98rem;
}

.search-control input::placeholder {
  color: #8d98b8;
}

.search-control input:focus-visible {
  outline: 2px solid rgba(77, 154, 255, 0.55);
  outline-offset: 1px;
}

.search-clear-btn {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(24, 29, 45, 0.78);
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  line-height: 1;
  padding: 0.4rem 0.52rem;
  cursor: pointer;
}

.search-clear-btn:hover {
  border-color: var(--line-strong);
  color: var(--text);
}

.search-clear-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.setup-panel {
  margin: 0 0 1rem;
  padding: 1.4rem 1.5rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: rgba(14, 18, 30, 0.55);
}

#useCaseRow {
  max-width: var(--max);
  margin: 0 auto 1rem;
  padding: 1.1rem 1.5rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: rgba(14, 18, 30, 0.4);
}

.filter-row {
  margin-bottom: 1rem;
}

.filter-row:last-child {
  margin-bottom: 0;
}

.filter-label {
  margin: 0 0 0.45rem;
  font-family: "JetBrains Mono", monospace;
  color: var(--muted);
  text-transform: uppercase;
  font-size: 0.76rem;
  letter-spacing: 0.15em;
}

.pill-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.pill {
  border: 1px solid var(--line);
  background: rgba(24, 29, 45, 0.7);
  color: #cfd6ee;
  border-radius: 999px;
  padding: 0.42rem 0.82rem;
  font-size: 0.93rem;
  cursor: pointer;
}

.pill:hover {
  border-color: var(--line-strong);
}

.pill.active {
  border-color: transparent;
  background: linear-gradient(90deg, #f23970, #ff4f8c);
  color: #fff;
  box-shadow: 0 0 0 1px rgba(255, 70, 132, 0.25);
}

.results-meta {
  max-width: var(--max);
  margin: 1.5rem auto 0;
  padding: 0 0.25rem;
  color: var(--muted);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.prompt-grid {
  max-width: var(--max);
  margin: 1.25rem auto 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.25rem;
}

.prompt-card {
  background: linear-gradient(180deg, rgba(24, 30, 46, 0.98), rgba(14, 19, 31, 0.98));
  border: 1px solid rgba(170, 186, 232, 0.4);
  border-radius: 1rem;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.6rem;
}

.prompt-title {
  margin: 0;
  font-size: 1.06rem;
  line-height: 1.3;
}

.tags {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.tag {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.68rem;
  border-radius: 0.38rem;
  padding: 0.16rem 0.42rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #d3dbfb;
}

.tag:first-child {
  border-color: rgba(255, 68, 130, 0.35);
  color: #ff7aa8;
}

.prompt-text {
  width: 100%;
  min-height: 178px;
  resize: vertical;
  border: 1px solid rgba(130, 145, 188, 0.28);
  border-radius: 0.72rem;
  padding: 0.8rem;
  background: #070b14;
  color: #f8fbff;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.84rem;
  line-height: 1.45;
}

.card-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.6rem;
}

.copy-btn {
  border: none;
  border-radius: 0.64rem;
  padding: 0.62rem 0.86rem;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  background: linear-gradient(90deg, var(--blue), #4d9aff);
  color: white;
  cursor: pointer;
}

.copy-status {
  color: #95f0b2;
  font-size: 0.82rem;
  min-height: 1em;
}

.empty {
  margin-top: 1rem;
  color: var(--muted);
}

.hidden {
  display: none;
}

@media (max-width: 880px) {
  .hero {
    text-align: left;
    padding-top: 2.2rem;
  }

  .prompt-grid {
    grid-template-columns: 1fr;
  }

  .portal-actions {
    grid-template-columns: 1fr;
  }
}

.filter-hint {
  margin: 0.45rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

/* Learning portal (index.html), BSP placeholder */
.portal-nav-link {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #9cc1ff;
  text-decoration: none;
  border-bottom: 1px solid rgba(156, 193, 255, 0.35);
  padding-bottom: 0.12em;
}

.portal-nav-link:hover {
  color: #c8dbff;
  border-bottom-color: rgba(200, 219, 255, 0.55);
}

.topbar-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.hero-subtitle {
  display: block;
  margin-top: 0.45rem;
  font-size: clamp(1rem, 2.8vw, 1.35rem);
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.06em;
  text-transform: none;
}

.portal-actions {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
  max-width: var(--max);
  margin: 0 auto 3rem;
}

.portal-card {
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 1.35rem 1.45rem;
  background: var(--surface);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.28);
}

.portal-card-link {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.portal-card-link:hover {
  border-color: var(--line-strong);
  box-shadow: 0 22px 56px rgba(47, 128, 255, 0.12);
}

.portal-card-title {
  margin: 0;
  font-family: "JetBrains Mono", monospace;
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.portal-card-desc {
  margin: 0;
  color: #d9deef;
  font-size: 0.95rem;
  line-height: 1.45;
  flex: 1;
}

.portal-card-cta {
  margin-top: 0.35rem;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--blue);
}

.portal-password-form {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-top: 0.85rem;
}

.portal-password-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.portal-password-input {
  width: 100%;
  border: 1px solid rgba(130, 145, 188, 0.35);
  border-radius: 0.72rem;
  padding: 0.72rem 0.85rem;
  background: #070b14;
  color: var(--text);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.88rem;
}

.portal-password-input:focus {
  outline: none;
  border-color: rgba(47, 128, 255, 0.65);
  box-shadow: 0 0 0 3px rgba(47, 128, 255, 0.2);
}

.portal-submit {
  align-self: flex-start;
}

.portal-error {
  margin: 0.65rem 0 0;
  color: #ff8a9d;
  font-size: 0.9rem;
}

/* Learning portal homepage (index.html) */
body.portal-home {
  padding: 0 clamp(1.15rem, 4vw, 2.75rem) 4rem;
}

.portal-main {
  max-width: var(--max);
  margin: 0 auto;
}

.portal-topbar {
  padding-top: 1.35rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid rgba(130, 145, 188, 0.14);
  margin-bottom: 0.25rem;
}

.portal-hero {
  text-align: center;
  padding: clamp(2rem, 6vw, 3.25rem) 0 2rem;
  position: relative;
}

.portal-hero::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 52%;
  transform: translate(-50%, -50%);
  width: min(92vw, 720px);
  height: min(42vw, 280px);
  background: radial-gradient(ellipse at center, rgba(255, 59, 124, 0.12) 0%, transparent 62%),
    radial-gradient(ellipse at 70% 40%, rgba(47, 128, 255, 0.1) 0%, transparent 55%);
  pointer-events: none;
  z-index: -1;
}

.portal-hero-inner {
  position: relative;
  max-width: 42rem;
  margin: 0 auto;
}

.portal-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.38rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(130, 145, 188, 0.35);
  background: linear-gradient(135deg, rgba(255, 59, 124, 0.09), rgba(47, 128, 255, 0.06));
  color: #c5cce8;
  letter-spacing: 0.14em;
  font-weight: 600;
}

.portal-headline {
  margin: 1.15rem 0 0;
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(2rem, 6vw, 3.35rem);
  line-height: 1.06;
  text-transform: none;
  letter-spacing: -0.02em;
}

.portal-headline .accent-pink {
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.portal-headline .hero-subtitle {
  margin-top: 0.65rem;
  font-family: Inter, sans-serif;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.portal-lead {
  margin-top: 1.25rem;
  font-size: 1.05rem;
  line-height: 1.55;
  color: rgba(217, 222, 239, 0.92);
}

.portal-home .portal-actions {
  gap: clamp(1.25rem, 3vw, 1.75rem);
  margin-bottom: 2rem;
  align-items: stretch;
}

.portal-home .portal-card {
  position: relative;
  overflow: hidden;
  padding: 1.65rem 1.75rem 1.75rem;
  border-radius: 1.15rem;
  background: linear-gradient(165deg, rgba(18, 22, 38, 0.92), rgba(10, 14, 24, 0.88));
  border-color: rgba(130, 145, 188, 0.28);
  box-shadow: 0 24px 56px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.portal-home .portal-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  border-radius: 1.15rem 1.15rem 0 0;
  opacity: 0.95;
}

.portal-home .portal-card--library::after {
  background: linear-gradient(90deg, var(--pink), #ff7eb3 45%, var(--blue));
}

.portal-home .portal-card--programs::after {
  background: linear-gradient(90deg, rgba(47, 128, 255, 0.95), rgba(120, 170, 255, 0.75));
}

.portal-card-num {
  position: absolute;
  top: 1rem;
  right: 1.25rem;
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(2.75rem, 8vw, 3.35rem);
  font-weight: 800;
  line-height: 1;
  color: rgba(255, 255, 255, 0.045);
  letter-spacing: -0.05em;
  user-select: none;
  pointer-events: none;
}

.portal-card-kicker {
  display: block;
  margin-bottom: 0.45rem;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(158, 167, 195, 0.95);
}

.portal-home .portal-card-title {
  font-size: 1.12rem;
  letter-spacing: 0.06em;
  padding-right: 3rem;
}

.portal-home .portal-card-desc {
  font-size: 0.96rem;
  line-height: 1.52;
  color: rgba(217, 222, 239, 0.88);
}

.portal-home .portal-card-link {
  transition: transform 0.2s ease, border-color 0.18s ease, box-shadow 0.22s ease;
}

.portal-home .portal-card-link:hover {
  transform: translateY(-3px);
  border-color: rgba(170, 186, 232, 0.42);
  box-shadow: 0 28px 64px rgba(0, 0, 0, 0.42), 0 0 0 1px rgba(255, 59, 124, 0.12);
}

.portal-home .portal-card-link:focus-visible {
  outline: none;
  border-color: rgba(47, 128, 255, 0.55);
  box-shadow: 0 0 0 3px rgba(47, 128, 255, 0.22);
}

.portal-card-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.portal-card-cta-arrow {
  display: inline-block;
  transition: transform 0.18s ease;
}

.portal-home .portal-card-link:hover .portal-card-cta-arrow {
  transform: translateX(4px);
}

.portal-password-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: stretch;
}

.portal-password-row .portal-password-input {
  flex: 1 1 12rem;
  min-width: 0;
}

.portal-password-row .portal-submit {
  flex: 0 0 auto;
  white-space: nowrap;
}

@media (max-width: 520px) {
  .portal-password-row {
    flex-direction: column;
  }

  .portal-password-row .portal-submit {
    width: 100%;
  }

  .portal-home .portal-card-title {
    padding-right: 2.25rem;
  }
}

.portal-placeholder-panel {
  max-width: var(--max);
  margin: 0 auto 3rem;
  padding: 1.5rem 1.6rem;
  border: 1px dashed var(--line-strong);
  border-radius: 1rem;
  background: rgba(10, 14, 24, 0.55);
}

.portal-placeholder-heading {
  margin: 0 0 0.85rem;
  font-family: "JetBrains Mono", monospace;
  font-size: 1rem;
  letter-spacing: 0.04em;
  color: var(--muted);
  text-transform: uppercase;
}

.portal-placeholder-list {
  margin: 0;
  padding-left: 1.25rem;
  color: #d9deef;
  line-height: 1.55;
}

/* BSP program hub — unified session cards */
.bsp-program-section {
  max-width: 820px;
  margin: 0 auto 3.5rem;
}

.bsp-program-section .portal-placeholder-heading {
  margin-bottom: 1.25rem;
}

.bsp-program-list {
  list-style: none;
  counter-reset: bsp-session;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.bsp-session-card {
  counter-increment: bsp-session;
  position: relative;
  padding: 1.5rem 1.6rem 1.4rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--surface);
  overflow: hidden;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}

.bsp-session-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--pink), rgba(255, 59, 124, 0.1));
  opacity: 0.85;
}

.bsp-session-card:hover {
  border-color: var(--line-strong);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.28);
  transform: translateY(-1px);
}

.bsp-session-card-head {
  display: flex;
  align-items: baseline;
  gap: 0.9rem;
  flex-wrap: wrap;
  margin-bottom: 0.35rem;
}

.bsp-session-card-num {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--pink);
  text-transform: uppercase;
}

.bsp-session-card-date {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-transform: uppercase;
}

.bsp-session-card-title {
  margin: 0 0 1.1rem;
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.3;
  color: #eef1ff;
  letter-spacing: 0.005em;
}

.bsp-session-card-body {
  display: grid;
  grid-template-columns: 1fr 14rem;
  gap: 1.5rem;
  align-items: start;
}

.bsp-session-card-label {
  margin: 0 0 0.55rem;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--muted);
  text-transform: uppercase;
}

.bsp-agenda-list {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.5;
  color: #c9cfe3;
}

.bsp-agenda-list li + li {
  margin-top: 0.35rem;
}

.bsp-session-card-resources {
  padding-left: 1.25rem;
  border-left: 1px solid var(--line);
}

.bsp-resource-btn {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--line-strong);
  border-radius: 0.6rem;
  background: rgba(255, 59, 124, 0.08);
  color: var(--text);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-decoration: none;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

.bsp-resource-btn:hover {
  background: rgba(255, 59, 124, 0.18);
  border-color: var(--pink);
  transform: translateY(-1px);
}

.bsp-resource-btn-arrow {
  font-family: "JetBrains Mono", monospace;
  color: var(--pink);
  transition: transform 0.15s ease;
}

.bsp-resource-btn:hover .bsp-resource-btn-arrow {
  transform: translateX(3px);
}

.bsp-resource-btn-disabled {
  background: transparent;
  border-style: dashed;
  border-color: var(--line);
  color: var(--muted);
  font-weight: 500;
  cursor: not-allowed;
  justify-content: center;
}

.bsp-resource-btn-disabled:hover {
  background: transparent;
  border-color: var(--line);
  transform: none;
}

@media (max-width: 640px) {
  .bsp-session-card {
    padding: 1.25rem 1.25rem 1.2rem;
  }

  .bsp-session-card-body {
    grid-template-columns: 1fr;
    gap: 1.1rem;
  }

  .bsp-session-card-resources {
    padding-left: 0;
    padding-top: 1.1rem;
    border-left: none;
    border-top: 1px solid var(--line);
  }
}

/* Session detail page */
body.bsp main > .hero {
  padding: 2.5rem 0 1.25rem;
}

.bsp-session-page .portal-placeholder-panel {
  max-width: 760px;
  padding: 2.25rem 2rem;
  text-align: center;
  border-radius: 1.1rem;
  background: linear-gradient(180deg, rgba(20, 26, 42, 0.7), rgba(10, 14, 24, 0.55));
}

.bsp-session-page .portal-placeholder-heading {
  margin-bottom: 0.6rem;
  letter-spacing: 0.14em;
}

.bsp-session-page .portal-card-desc {
  max-width: 46ch;
  margin: 0 auto;
  color: var(--muted);
}

/* BSP session — Codex workshop */
.bsp-session-page .portal-placeholder-panel.codex-workshop {
  max-width: 820px;
  text-align: left;
  padding: 2rem clamp(1.25rem, 3.5vw, 2.25rem) 2.25rem;
}

.codex-workshop-header {
  text-align: center;
  margin: 0 0 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--line);
}

.codex-workshop-eyebrow {
  margin: 0 0 0.5rem;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--pink);
}

.codex-workshop-title {
  margin: 0 0 0.85rem;
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(1.25rem, 3.2vw, 1.6rem);
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #eef1ff;
  line-height: 1.2;
}

.codex-workshop-lead {
  max-width: 58ch;
  margin: 0 auto;
  color: #c5cce4;
  font-size: 0.96rem;
  line-height: 1.55;
}

.codex-workshop-lead code,
.codex-step-desc code {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.88em;
  padding: 0.1em 0.36em;
  border-radius: 0.35rem;
  background: rgba(47, 128, 255, 0.14);
  color: #b8d2ff;
}

.codex-workshop-lead strong,
.codex-step-desc strong {
  color: #eef1ff;
  font-weight: 600;
}

.exercise-tabs {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.55rem;
  margin: 0 0 1.6rem;
}

.exercise-tab {
  min-height: 3.4rem;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 0.82rem;
  background: rgba(12, 16, 28, 0.72);
  color: #c5cce4;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.3;
  text-align: left;
  text-transform: uppercase;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease, transform 0.15s ease;
}

.exercise-tab:hover {
  border-color: var(--line-strong);
  color: #eef1ff;
  transform: translateY(-1px);
}

.exercise-tab[aria-selected="true"] {
  border-color: rgba(255, 70, 132, 0.48);
  background: linear-gradient(135deg, rgba(255, 59, 124, 0.18), rgba(47, 128, 255, 0.18));
  color: #ffffff;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.28);
}

.exercise-panel {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.exercise-panel[hidden] {
  display: none;
}

.exercise-scenario-card {
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: linear-gradient(180deg, rgba(20, 26, 42, 0.85), rgba(12, 16, 28, 0.9));
  padding: 1.25rem;
}

.exercise-scenario-title {
  margin: 0 0 0.3rem;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.exercise-scenario-copy + .exercise-scenario-title {
  margin-top: 0.9rem;
}

.exercise-placeholder-box {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 1rem 0 0;
  padding: 0.85rem;
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  background: rgba(7, 11, 20, 0.54);
}

.exercise-placeholder-box + .exercise-scenario-title {
  margin-top: 0.9rem;
}

.exercise-placeholder-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-width: 0;
}

.exercise-placeholder-field span {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.exercise-placeholder-field input {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid var(--line);
  border-radius: 0.58rem;
  padding: 0.7rem 0.75rem;
  background: rgba(12, 16, 28, 0.9);
  color: #f8fbff;
  font: inherit;
}

.exercise-placeholder-field input:focus {
  outline: 2px solid rgba(47, 128, 255, 0.45);
  outline-offset: 2px;
}

.exercise-scenario-copy,
.exercise-meta-list {
  margin: 0;
  color: #c5cce4;
  font-size: 0.94rem;
  line-height: 1.55;
}

.exercise-meta-list {
  padding-left: 1.15rem;
}

.exercise-meta-list + .exercise-scenario-title {
  margin-top: 0.9rem;
}

.codex-step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.codex-step-list::before {
  content: "";
  position: absolute;
  left: 1.4rem;
  top: 1.4rem;
  bottom: 1.4rem;
  width: 1px;
  background: linear-gradient(
    to bottom,
    transparent,
    var(--line) 8%,
    var(--line) 92%,
    transparent
  );
  pointer-events: none;
}

.codex-step-block {
  position: relative;
  margin: 0;
  padding: 1.4rem 1.5rem 1.5rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: linear-gradient(180deg, rgba(20, 26, 42, 0.85), rgba(12, 16, 28, 0.9));
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}

.codex-step-block:hover {
  border-color: var(--line-strong);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.32);
}

.codex-step-head {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 0 0 0.85rem;
}

.codex-step-num {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.75rem;
  background: linear-gradient(135deg, rgba(255, 59, 124, 0.18), rgba(47, 128, 255, 0.18));
  border: 1px solid rgba(255, 70, 132, 0.35);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: #ffb1c8;
}

.codex-step-titles {
  min-width: 0;
}

.codex-step-kicker {
  margin: 0 0 0.15rem;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--pink);
  text-transform: uppercase;
}

.codex-step-heading {
  margin: 0;
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(1rem, 2.4vw, 1.12rem);
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #eef1ff;
  line-height: 1.25;
}

.codex-step-desc {
  margin: 0 0 1rem;
  color: #c5cce4;
  font-size: 0.94rem;
  line-height: 1.55;
}

.codex-snippet {
  border: 1px solid var(--line);
  border-radius: 0.72rem;
  background: #070b14;
  overflow: hidden;
  margin: 0 0 0.65rem;
}

.codex-snippet-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.45rem 0.6rem 0.45rem 0.85rem;
  background: rgba(24, 29, 45, 0.65);
  border-bottom: 1px solid var(--line);
}

.codex-snippet-label {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.copy-btn-inline {
  padding: 0.42rem 0.72rem;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  border-radius: 0.5rem;
}

.codex-step-block .codex-prompt-snippet {
  display: block;
  width: 100%;
  margin: 0;
  box-sizing: border-box;
  resize: vertical;
  min-height: 4rem;
  border: 0;
  border-radius: 0;
  padding: 0.85rem 0.95rem;
  background: transparent;
  color: #f8fbff;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.82rem;
  line-height: 1.5;
}

.codex-step-block .codex-prompt-snippet:focus {
  outline: 2px solid rgba(47, 128, 255, 0.45);
  outline-offset: -2px;
}

.codex-step-block .copy-status {
  display: block;
  min-height: 1em;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: #95f0b2;
}

@media (max-width: 560px) {
  .exercise-tabs {
    grid-template-columns: 1fr;
  }

  .exercise-placeholder-box {
    grid-template-columns: 1fr;
  }

  .codex-step-list::before {
    display: none;
  }

  .codex-step-block {
    padding: 1.15rem 1.15rem 1.25rem;
  }

  .codex-step-head {
    gap: 0.75rem;
  }

  .codex-step-num {
    width: 2.2rem;
    height: 2.2rem;
    border-radius: 0.6rem;
    font-size: 0.78rem;
  }
}

/* BSP session 1 — embedded HTML slides */
.bsp-session-page .session-slides-panel {
  max-width: 820px;
  margin: 2.5rem auto 0;
  padding: 0;
}

.session-slides-heading {
  margin: 0 0 0.5rem;
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(1.08rem, 3vw, 1.35rem);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #eef1ff;
  line-height: 1.2;
  text-align: center;
}

.session-slides-intro {
  margin: 0 0 1rem;
  text-align: center;
  color: #c5cce4;
  font-size: 0.92rem;
  line-height: 1.5;
}

.session-slides-frame-wrap {
  border: 1px solid var(--line);
  border-radius: 1rem;
  overflow: hidden;
  background: #05070e;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.25);
}

.session-slides-frame {
  display: block;
  width: 100%;
  height: min(78vh, 920px);
  min-height: 360px;
  border: 0;
  background: #0a0d14;
}

.session-slides-actions {
  margin: 0.85rem 0 0;
  text-align: center;
}

.session-slides-open-link {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #9cc1ff;
  text-decoration: none;
  border-bottom: 1px solid rgba(156, 193, 255, 0.35);
  padding-bottom: 0.12em;
}

.session-slides-open-link:hover {
  color: #c8dbff;
  border-bottom-color: rgba(200, 219, 255, 0.55);
}

@media (max-width: 560px) {
  .session-slides-frame {
    height: 65vh;
    min-height: 280px;
  }
}

.bsp-session-footer {
  max-width: 760px;
  margin: 2rem auto 2.5rem;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 0.75rem 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.bsp-session-footer a,
.bsp-session-footer .bsp-session-nav-disabled {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--muted);
  text-decoration: none;
  font-weight: 700;
  border-bottom: none;
  padding: 0.35rem 0;
  transition: color 0.15s ease;
}

.bsp-session-footer a:hover {
  color: #c8dbff;
}

.bsp-session-footer .bsp-nav-prev {
  justify-self: start;
}

.bsp-session-footer .bsp-nav-home {
  justify-self: center;
  color: #9cc1ff;
}

.bsp-session-footer .bsp-nav-home:hover {
  color: #c8dbff;
}

.bsp-session-footer .bsp-nav-next {
  justify-self: end;
}

.bsp-session-nav-disabled {
  opacity: 0.4;
  cursor: default;
}

@media (max-width: 560px) {
  .bsp-session-footer {
    grid-template-columns: 1fr 1fr;
    text-align: center;
  }

  .bsp-session-footer .bsp-nav-home {
    grid-column: 1 / -1;
    justify-self: center;
    order: -1;
    padding-bottom: 0.25rem;
    border-bottom: 1px solid var(--line);
    width: 100%;
    justify-content: center;
  }
}