.foundation-shell {
  max-width: 1440px;
  margin: 0 auto;
  padding: var(--ncl-space-7) var(--ncl-space-5) var(--ncl-space-8);
}

.foundation-shell__hero {
  position: relative;
  overflow: hidden;
  display: grid;
  gap: var(--ncl-space-6);
  padding: var(--ncl-space-7);
  border-radius: 32px;
  color: var(--ncl-color-surface-0);
  box-shadow: var(--ncl-shadow-card);
  background: linear-gradient(155deg, var(--ncl-color-ink-950) 0%, var(--ncl-color-ink-900) 58%, var(--ncl-color-primary-700) 100%);
}

.foundation-shell__hero::after {
  content: "";
  position: absolute;
  inset: auto -8% -35% auto;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(187, 229, 128, 0.35), transparent 70%);
  pointer-events: none;
}

.foundation-shell__brand {
  display: flex;
  align-items: center;
  gap: var(--ncl-space-4);
}

.foundation-shell__logo {
  width: 148px;
  max-width: 36vw;
}

.foundation-shell__eyebrow,
.foundation-shell__support,
.ncl-section-header__eyebrow,
.ncl-card__eyebrow,
.faq-row__category {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
  font-weight: 700;
}

.foundation-shell__eyebrow,
.foundation-shell__support {
  color: rgba(255, 255, 255, 0.74);
}

.foundation-shell__brand-name {
  display: block;
  font-size: 1rem;
}

.foundation-shell__headline {
  display: grid;
  gap: var(--ncl-space-3);
  max-width: 840px;
}

.foundation-shell__headline h1 {
  color: var(--ncl-color-surface-0);
  font-size: clamp(2rem, 4vw, 3.8rem);
  line-height: 1.02;
}

.foundation-shell__headline p {
  max-width: 64ch;
  color: rgba(255, 255, 255, 0.82);
  font-size: 1.04rem;
}

.foundation-shell__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--ncl-space-4);
}

.foundation-shell__stat {
  padding: var(--ncl-space-4);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
}

.foundation-shell__stat span {
  display: block;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.72);
}

.foundation-shell__stat strong {
  display: block;
  margin-top: var(--ncl-space-2);
  font-size: 1.25rem;
}

.foundation-shell__frame {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: var(--ncl-space-6);
  margin-top: var(--ncl-space-6);
}

.foundation-shell__nav {
  position: sticky;
  top: var(--ncl-space-5);
  display: grid;
  gap: var(--ncl-space-3);
  align-content: start;
  padding: var(--ncl-space-4);
  height: fit-content;
  border-radius: 22px;
  border: 1px solid var(--ncl-color-border-strong);
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(12px);
}

.foundation-shell__nav-title {
  color: var(--ncl-color-text-muted);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.foundation-shell__nav-link {
  display: block;
  padding: 0.8rem 0.95rem;
  border-radius: 14px;
  color: var(--ncl-color-ink-950);
  font-weight: 600;
  background: var(--ncl-color-surface-0);
  border: 1px solid transparent;
}

.foundation-shell__nav-link.is-emphasized {
  background: linear-gradient(135deg, var(--ncl-color-accent-400), #d7efab);
}

.foundation-shell__content {
  display: grid;
  gap: var(--ncl-space-6);
}

.foundation-shell__footer {
  margin-top: var(--ncl-space-6);
  padding: var(--ncl-space-4) var(--ncl-space-5);
  color: var(--ncl-color-text-muted);
  font-size: 0.92rem;
}

.foundation-shell--public .foundation-shell__hero {
  background: linear-gradient(155deg, var(--ncl-color-ink-950) 0%, var(--ncl-color-primary-700) 100%);
}

.foundation-shell--participant .foundation-shell__hero {
  background: linear-gradient(155deg, var(--ncl-color-ink-950) 0%, var(--ncl-color-ink-900) 45%, #174c5c 100%);
}

.foundation-shell--admin .foundation-shell__hero {
  background: linear-gradient(155deg, var(--ncl-color-ink-950) 0%, #18314f 52%, #2a5d62 100%);
}

.ncl-stack,
.ncl-stack-sm {
  display: grid;
}

.ncl-stack {
  gap: var(--ncl-space-5);
}

.ncl-stack-sm {
  gap: var(--ncl-space-3);
}

.ncl-grid {
  display: grid;
  gap: var(--ncl-space-4);
}

.ncl-grid--two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.ncl-grid--three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.ncl-cluster {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ncl-space-2);
  align-items: center;
}

.showcase-grid {
  display: grid;
  gap: var(--ncl-space-4);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.ncl-section-header {
  display: grid;
  gap: var(--ncl-space-2);
}

.ncl-section-header__eyebrow,
.ncl-card__eyebrow,
.faq-row__category {
  color: var(--ncl-color-primary-700);
}

.ncl-section-header__title {
  font-size: clamp(1.65rem, 3vw, 2.4rem);
}

.ncl-section-header__description {
  color: var(--ncl-color-text-muted);
}

.ncl-card {
  display: grid;
  gap: var(--ncl-space-4);
  padding: var(--ncl-space-5);
  border: 1px solid var(--ncl-color-border-strong);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: var(--ncl-shadow-card);
}

.ncl-card--tint {
  background: linear-gradient(180deg, rgba(227, 238, 245, 0.95), rgba(255, 255, 255, 0.92));
}

.ncl-card--dark {
  color: var(--ncl-color-surface-0);
  background: linear-gradient(160deg, var(--ncl-color-ink-950), var(--ncl-color-ink-900));
}

.ncl-card--dark h3,
.ncl-card--dark p,
.ncl-card--dark li,
.ncl-card--dark .ncl-card__eyebrow {
  color: inherit;
}

.ncl-card__header,
.ncl-card__body,
.ncl-card__footer {
  display: grid;
  gap: var(--ncl-space-3);
}

.ncl-card__title-row {
  display: flex;
  gap: var(--ncl-space-3);
  justify-content: space-between;
  align-items: start;
}

.ncl-card__title {
  font-size: 1.2rem;
}

.ncl-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--ncl-space-2);
  padding: 0.9rem 1.1rem;
  border-radius: 14px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: transform 120ms ease, box-shadow 120ms ease;
}

.ncl-button:hover {
  transform: translateY(-1px);
}

.ncl-button--block {
  width: 100%;
}

.ncl-button--primary {
  background: var(--ncl-color-primary-700);
  color: var(--ncl-color-surface-0);
}

.ncl-button--secondary {
  background: var(--ncl-color-surface-0);
  border-color: var(--ncl-color-border-strong);
}

.ncl-button--ghost {
  background: transparent;
  border-color: var(--ncl-color-border-strong);
}

.ncl-button__badge {
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.15);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.ncl-chip,
.ncl-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 1.9rem;
  padding: 0.2rem 0.7rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
}

.ncl-chip--primary,
.ncl-badge--primary {
  background: var(--ncl-color-primary-100);
  color: var(--ncl-color-primary-700);
}

.ncl-chip--accent,
.ncl-badge--accent {
  background: rgba(187, 229, 128, 0.32);
  color: var(--ncl-color-accent-600);
}

.ncl-chip--neutral,
.ncl-badge--neutral {
  background: var(--ncl-color-surface-100);
  color: var(--ncl-color-text-base);
}

.ncl-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: var(--ncl-color-surface-0);
  background: linear-gradient(135deg, #567a99, var(--ncl-color-primary-700));
  font-weight: 800;
}

.ncl-avatar--md {
  width: 2.75rem;
  height: 2.75rem;
}

.ncl-field {
  display: grid;
  gap: 0.45rem;
}

.ncl-field__label,
.ncl-toggle__label {
  font-weight: 700;
}

.ncl-field__input {
  width: 100%;
  padding: 0.95rem 1rem;
  border: 1px solid var(--ncl-color-border-strong);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.94);
}

.ncl-field__hint,
.ncl-toggle__description,
.foundation-note,
.provider-stack__meta,
.session-card__meta,
.faq-row p,
.visibility-row p,
.sponsor-tile p {
  color: var(--ncl-color-text-muted);
  font-size: 0.92rem;
}

.ncl-toggle,
.visibility-row,
.faq-row,
.speaker-profile,
.sponsor-tile,
.session-card {
  display: flex;
  gap: var(--ncl-space-4);
  align-items: center;
}

.ncl-toggle {
  justify-content: space-between;
}

.ncl-toggle__copy {
  display: grid;
  gap: 0.25rem;
}

.ncl-switch {
  width: 3.4rem;
  height: 2rem;
  padding: 0.2rem;
  border: 0;
  border-radius: 999px;
  background: var(--ncl-color-surface-200);
}

.ncl-switch.is-on {
  background: var(--ncl-color-primary-700);
}

.ncl-switch__thumb {
  display: block;
  width: 1.6rem;
  height: 1.6rem;
  border-radius: 50%;
  background: var(--ncl-color-surface-0);
  transform: translateX(0);
  transition: transform 120ms ease;
}

.ncl-switch.is-on .ncl-switch__thumb {
  transform: translateX(1.4rem);
}

.session-card,
.faq-row,
.visibility-row,
.speaker-profile,
.sponsor-tile {
  padding: var(--ncl-space-4);
  border-radius: 18px;
  border: 1px solid var(--ncl-color-border-strong);
  background: rgba(255, 255, 255, 0.82);
}

.speaker-profile {
  align-items: start;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(229, 236, 242, 0.8));
}

.session-card {
  align-items: stretch;
  border-left: 4px solid var(--ncl-color-primary-700);
}

.session-card--accent {
  border-left-color: var(--ncl-color-accent-600);
}

.session-card__time {
  min-width: 4rem;
  font-weight: 800;
  color: var(--ncl-color-text-muted);
}

.session-card__body,
.provider-stack,
.provider-stack__item,
.faq-row__copy,
.speaker-profile__body,
.sponsor-tile__body {
  display: grid;
  gap: var(--ncl-space-2);
}

.session-card__chips,
.speaker-profile__header,
.sponsor-tile__title-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ncl-space-2);
  align-items: center;
}

.speaker-profile__header {
  justify-content: space-between;
  align-items: start;
}

.speaker-profile__identity {
  display: grid;
  gap: 0.25rem;
}

.speaker-profile__title {
  color: var(--ncl-color-text-muted);
  font-size: 0.92rem;
  font-weight: 700;
}

.provider-stack__meta {
  display: grid;
  gap: 0.15rem;
}

.sponsor-tile__logo {
  width: 3rem;
  height: 3rem;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  color: var(--ncl-color-ink-950);
  font-weight: 900;
  background: linear-gradient(145deg, var(--ncl-color-accent-400), #eff8d8);
}

.roadmap-list {
  display: grid;
  gap: var(--ncl-space-3);
  padding-left: 1rem;
}

@media (max-width: 1080px) {
  .foundation-shell__frame,
  .showcase-grid,
  .ncl-grid--three,
  .ncl-grid--two {
    grid-template-columns: 1fr;
  }

  .foundation-shell__nav {
    position: static;
  }
}

@media (max-width: 720px) {
  .foundation-shell {
    padding: var(--ncl-space-4) var(--ncl-space-3) var(--ncl-space-6);
  }

  .foundation-shell__hero {
    padding: var(--ncl-space-5);
  }

  .foundation-shell__stats {
    grid-template-columns: 1fr;
  }

  .session-card,
  .faq-row,
  .visibility-row,
  .speaker-profile,
  .sponsor-tile,
  .ncl-toggle {
    flex-direction: column;
    align-items: start;
  }
}

/* ============================================================
   Public website shell
   ============================================================ */

.ncl-web {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.ncl-web-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--ncl-color-ink-950);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06);
}

.ncl-web-nav__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--ncl-space-6);
  height: 64px;
  display: flex;
  align-items: center;
  gap: var(--ncl-space-4);
}

.ncl-web-nav__brand {
  display: flex;
  align-items: center;
  gap: var(--ncl-space-3);
  color: var(--ncl-color-surface-0);
  flex-shrink: 0;
  text-decoration: none;
}

.ncl-web-nav__brand img {
  height: 24px;
}

.ncl-web-nav__links {
  display: flex;
  gap: var(--ncl-space-1);
  align-items: center;
  flex: 1;
}

.ncl-web-nav__links a {
  padding: 0.45rem 0.75rem;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.76);
  transition: color 100ms ease, background 100ms ease;
}

.ncl-web-nav__links a:hover,
.ncl-web-nav__links a.active {
  color: var(--ncl-color-surface-0);
  background: rgba(255, 255, 255, 0.08);
}

.ncl-web-nav__cta {
  flex-shrink: 0;
  padding: 0.55rem 1.1rem;
  border-radius: 10px;
  font-size: 0.875rem;
  font-weight: 700;
  background: var(--ncl-color-primary-700);
  color: var(--ncl-color-surface-0);
  transition: background 100ms ease;
}

.ncl-web-nav__cta:hover {
  background: var(--ncl-color-ink-900);
}

.ncl-web-main {
  flex: 1;
}

.ncl-web-footer {
  background: var(--ncl-color-ink-950);
  color: rgba(198, 210, 222, 0.82);
}

.ncl-web-footer__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--ncl-space-6) var(--ncl-space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.875rem;
}

.ncl-web-footer__inner img {
  height: 20px;
  opacity: 0.86;
}

/* ---- Page section (non-hero content with max-width + padding) ---- */

.ncl-page-section {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--ncl-space-9) var(--ncl-space-6);
}

/* ---- Hero ---- */

.ncl-hero {
  position: relative;
  overflow: hidden;
  background: var(--ncl-color-ink-950);
  color: var(--ncl-color-surface-0);
  padding: clamp(56px, 9vw, 104px) 0;
}


.ncl-hero__inner {
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--ncl-space-6);
  display: grid;
  grid-template-columns: 1fr minmax(0, 42%);
  gap: var(--ncl-space-8);
  align-items: center;
}

.ncl-hero__content {
  display: grid;
  gap: var(--ncl-space-5);
}

.ncl-hero__logo-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
}

.ncl-hero__logo {
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: contain;
}

.ncl-hero__kicker {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--ncl-color-accent-400);
}

.ncl-hero__title {
  color: var(--ncl-color-surface-0);
  font-size: clamp(2rem, 5vw, 2.4rem);
  line-height: 1.08;
  margin: 0;
}

.ncl-hero__description {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.05rem;
  line-height: 1.6;
  max-width: 54ch;
  margin: 0;
}

.ncl-countdowns {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ncl-space-9);
}

.ncl-countdown-group[hidden] {
  display: none;
}

.ncl-countdown__caption {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin: 0 0 var(--ncl-space-2);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.75);
}

.ncl-countdown__date {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: none;
  color: rgba(255, 255, 255, 0.5);
}

.ncl-countdown {
  display: flex;
  gap: var(--ncl-space-3);
}

.ncl-countdown__box {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 64px;
  padding: var(--ncl-space-3) var(--ncl-space-4);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.ncl-countdown__n {
  font-size: 1.6rem;
  font-weight: 800;
  line-height: 1;
  color: var(--ncl-color-surface-0);
}

.ncl-countdown__l {
  margin-top: 4px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
}

.ncl-hero__actions {
  display: flex;
  gap: var(--ncl-space-3);
  flex-wrap: wrap;
  padding-top: var(--ncl-space-2);
}

.ncl-hero-btn {
  display: inline-flex;
  align-items: center;
  padding: 0.85rem 1.4rem;
  border-radius: 12px;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  transition: transform 120ms ease, opacity 120ms ease;
}

.ncl-hero-btn:hover {
  transform: translateY(-1px);
  opacity: 0.9;
}

.ncl-hero-btn--primary {
  background: var(--ncl-color-primary-700);
  color: var(--ncl-color-surface-0);
}

.ncl-hero-btn--outline {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: var(--ncl-color-surface-0);
}

/* ---- Program table ---- */

.ncl-prog-table {
  background: var(--ncl-color-surface-0);
  border: 1px solid var(--ncl-color-border-strong);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--ncl-shadow-card);
}

.ncl-prog-day-heading {
  padding: var(--ncl-space-3) var(--ncl-space-5);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ncl-color-primary-700);
  background: var(--ncl-color-surface-100);
  border-bottom: 1px solid var(--ncl-color-border-strong);
}

summary.ncl-prog-day-heading {
  display: flex;
  align-items: center;
  gap: var(--ncl-space-3);
  cursor: pointer;
  list-style: none;
  user-select: none;
}

summary.ncl-prog-day-heading::-webkit-details-marker {
  display: none;
}

summary.ncl-prog-day-heading:hover {
  background: var(--ncl-color-surface-0);
}

summary.ncl-prog-day-heading::after {
  content: "";
  margin-left: auto;
  width: 0.5rem;
  height: 0.5rem;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  transform-origin: center;
  transition: transform 0.15s ease;
}

.ncl-prog-day[open] > summary.ncl-prog-day-heading::after {
  transform: rotate(-135deg);
}

.ncl-prog-day-heading__hint {
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: none;
  letter-spacing: normal;
  color: var(--ncl-color-text-muted);
}

.ncl-prog-day-heading__hint--open,
.ncl-prog-day[open] > summary .ncl-prog-day-heading__hint--closed {
  display: none;
}

.ncl-prog-day[open] > summary .ncl-prog-day-heading__hint--open {
  display: inline;
}

.ncl-prog-day .ncl-prog-row:last-child {
  border-bottom: 1px solid var(--ncl-color-border-strong);
}

.ncl-prog-table > .ncl-prog-day:last-child .ncl-prog-row:last-child {
  border-bottom: none;
}

.ncl-prog-row {
  display: grid;
  grid-template-columns: 110px 1fr 200px;
  gap: var(--ncl-space-4);
  padding: var(--ncl-space-4) var(--ncl-space-5);
  border-bottom: 1px solid var(--ncl-color-border-strong);
  align-items: center;
}

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

.ncl-prog-row--compact {
  padding-top: var(--ncl-space-3);
  padding-bottom: var(--ncl-space-3);
}

.ncl-prog-row__time {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--ncl-color-text-muted);
}

.ncl-prog-row__title {
  font-weight: 600;
  color: var(--ncl-color-ink-950);
}

.ncl-prog-row__title small {
  display: block;
  font-size: 1rem;
  font-weight: 400;
  color: var(--ncl-color-text-muted);
}

.ncl-prog-row__speaker {
  font-size: 0.82rem;
  color: var(--ncl-color-text-muted);
}

/* ---- Speaker card grid ---- */

.ncl-speaker-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--ncl-space-4);
}

.ncl-speaker-card {
  background: var(--ncl-color-surface-0);
  border: 1px solid var(--ncl-color-border-strong);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--ncl-shadow-card);
}

.ncl-speaker-card__thumb {
  aspect-ratio: 1;
  background: linear-gradient(135deg, #b8c8d6, var(--ncl-color-primary-700));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: 0.03em;
}

.ncl-speaker-card__thumb--2 { background: linear-gradient(135deg, #c7b999, #8a6a3a); }
.ncl-speaker-card__thumb--3 { background: linear-gradient(135deg, #a8b9cc, #3a5671); }
.ncl-speaker-card__thumb--4 { background: linear-gradient(135deg, #c8a8b5, #74415b); }

.ncl-speaker-card__meta {
  padding: 0.75rem 0.9rem 1rem;
}

.ncl-speaker-card__name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--ncl-color-ink-950);
}

.ncl-speaker-card__role {
  font-size: 0.78rem;
  color: var(--ncl-color-text-muted);
  margin-top: 0.25rem;
  line-height: 1.4;
}

.ncl-speaker-card__bio {
  font-size: 0.82rem;
  color: var(--ncl-color-text-muted);
  margin-top: var(--ncl-space-3);
  line-height: 1.55;
}

.ncl-speaker-grid--full {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

/* ---- Sponsor section + grid (homepage strip) ---- */

.ncl-sponsor-section {
  background: var(--ncl-color-surface-100);
}

.ncl-sponsor-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: var(--ncl-space-3);
}

.ncl-sponsor-card {
  aspect-ratio: 16 / 9;
  background: var(--ncl-color-ink-900);
  border: 1px solid var(--ncl-color-border-strong);
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-weight: 800;
  color: white;
  font-size: 0.82rem;
  letter-spacing: 0.03em;
  text-align: center;
  padding: 0.75rem 0.5rem;
  text-decoration: none;
  transition: box-shadow 120ms ease, transform 120ms ease;
}

a.ncl-sponsor-card:hover {
  box-shadow: 0 4px 14px rgba(9, 30, 52, 0.12);
  transform: translateY(-1px);
  border-color: var(--ncl-color-primary-100);
}

.ncl-sponsor-card__logo {
  max-width: 80%;
  max-height: 55%;
  object-fit: contain;
}

.ncl-sponsor-card__name {
  display: block;
}

/* ---- Sponsor dedicated page ---- */

.ncl-page-hero {
  background: linear-gradient(150deg, var(--ncl-color-ink-950) 0%, var(--ncl-color-ink-900) 55%, var(--ncl-color-primary-700) 100%);
  color: var(--ncl-color-surface-0);
  padding: clamp(48px, 8vw, 88px) 0;
}

.ncl-page-hero__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--ncl-space-6);
  display: grid;
  gap: var(--ncl-space-3);
  max-width: 72ch;
}

.ncl-page-hero__title {
  color: var(--ncl-color-surface-0);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.1;
  margin: 0;
}

.ncl-page-hero__description {
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.05rem;
  max-width: 60ch;
}

.ncl-page-hero__description a {
  color: var(--ncl-color-accent-400);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.ncl-sponsor-tiers {
  display: grid;
  gap: var(--ncl-space-8);
}

.ncl-sponsor-tier__heading {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ncl-color-primary-700);
  margin-bottom: var(--ncl-space-4);
  padding-bottom: var(--ncl-space-2);
  border-bottom: 2px solid var(--ncl-color-primary-100);
}

.ncl-sponsor-showcase-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--ncl-space-4);
}

/* Larger cards for the first/main tier */
.ncl-sponsor-showcase-grid--main,
.ncl-sponsor-showcase-grid--gold,
.ncl-sponsor-showcase-grid--platinum {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.ncl-sponsor-showcase {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--ncl-color-border-strong);
  border-radius: 18px;
  overflow: hidden;
  background: var(--ncl-color-surface-0);
  box-shadow: 0 4px 16px rgba(9, 30, 52, 0.07);
  text-decoration: none;
  color: var(--ncl-color-text-base);
  transition: box-shadow 150ms ease, transform 150ms ease;
}

a.ncl-sponsor-showcase:hover {
  box-shadow: 0 8px 28px rgba(9, 30, 52, 0.13);
  transform: translateY(-2px);
}

.ncl-sponsor-showcase__visual {
  flex: 0 0 auto;
  min-height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--ncl-space-6);
  background: var(--ncl-color-ink-900);
}

/* When no custom background is set, use a subtle gradient */
.ncl-sponsor-showcase__visual:not([style]) {
  background: linear-gradient(145deg, var(--ncl-color-ink-950), var(--ncl-color-primary-700));
}

.ncl-sponsor-showcase__logo {
  max-width: 100%;
  max-height: 80px;
  object-fit: contain;
}

.ncl-sponsor-showcase__initials {
  font-size: 2rem;
  font-weight: 900;
  color: rgba(255, 255, 255, 0.9);
  letter-spacing: 0.04em;
}

.ncl-sponsor-showcase__meta {
  padding: var(--ncl-space-4) var(--ncl-space-5);
  display: grid;
  gap: var(--ncl-space-2);
  border-top: 1px solid var(--ncl-color-border-strong);
}

.ncl-sponsor-showcase__name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ncl-color-ink-950);
}

.ncl-sponsor-showcase__desc {
  font-size: 0.88rem;
  color: var(--ncl-color-text-muted);
  line-height: 1.55;
  margin: 0;
}

.ncl-hamburger {
  display: none;
}

@media (max-width: 768px) {
  .ncl-web-nav__links {
    display: none;
  }

  .ncl-web-nav__cta {
    display: none;
  }

  .ncl-web-nav__inner {
    padding: 0 var(--ncl-space-4);
  }

  /* ---- Hamburger button ---- */
  .ncl-hamburger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    padding: 8px;
    margin-left: auto;
    border: none;
    border-radius: 8px;
    background: transparent;
    cursor: pointer;
  }

  .ncl-hamburger:hover {
    background: rgba(255, 255, 255, 0.08);
  }

  .ncl-hamburger span {
    display: block;
    height: 2px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.88);
    transition: transform 200ms ease, opacity 200ms ease;
  }

  .ncl-page-section {
    padding-left: var(--ncl-space-4);
    padding-right: var(--ncl-space-4);
    padding-top: var(--ncl-space-7);
    padding-bottom: var(--ncl-space-7);
  }

  .ncl-hero__inner {
    grid-template-columns: 1fr;
    padding-left: var(--ncl-space-4);
    padding-right: var(--ncl-space-4);
  }

  .ncl-hero__logo-wrap {
    display: none;
  }

  .ncl-countdowns {
    gap: var(--ncl-space-6);
  }

  .ncl-speaker-grid,
  .ncl-speaker-grid--full {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ncl-sponsor-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ncl-sponsor-showcase-grid,
  .ncl-sponsor-showcase-grid--main,
  .ncl-sponsor-showcase-grid--gold,
  .ncl-sponsor-showcase-grid--platinum {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ncl-prog-row {
    grid-template-columns: 80px 1fr;
  }

  .ncl-prog-row__speaker {
    grid-column: 1 / -1;
    padding-left: calc(80px + var(--ncl-space-4));
  }
}



/* ---- Mobile drawer overlay ---- */
.ncl-drawer-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 199;
  background: rgba(9, 30, 52, 0.55);
  backdrop-filter: blur(2px);
  opacity: 0;
  transition: opacity 250ms ease;
}

.ncl-drawer-overlay.is-visible {
  display: block;
  opacity: 1;
}

/* ---- Mobile slide-in drawer ---- */
.ncl-mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 200;
  width: min(320px, 85vw);
  display: flex;
  flex-direction: column;
  gap: var(--ncl-space-2);
  padding: var(--ncl-space-5);
  background: var(--ncl-color-ink-950);
  box-shadow: -4px 0 32px rgba(9, 30, 52, 0.35);
  transform: translateX(100%);
  transition: transform 280ms cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
}

.ncl-mobile-drawer.is-open {
  transform: translateX(0);
}

.ncl-mobile-drawer__header {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  margin-bottom: var(--ncl-space-3);
}

.ncl-drawer-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.88);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  transition: background 120ms ease;
}

.ncl-drawer-close:hover {
  background: rgba(255, 255, 255, 0.14);
}

.ncl-mobile-drawer__links {
  display: flex;
  flex-direction: column;
  gap: var(--ncl-space-1);
  flex: 1;
}

.ncl-mobile-drawer__links a {
  display: block;
  padding: 0.85rem 1rem;
  border-radius: 10px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  transition: background 120ms ease, color 120ms ease;
}

.ncl-mobile-drawer__links a:hover,
.ncl-mobile-drawer__links a.active {
  background: rgba(255, 255, 255, 0.08);
  color: var(--ncl-color-surface-0);
}

.ncl-mobile-drawer__links a.active {
  font-weight: 700;
}

.ncl-mobile-drawer__cta {
  display: block;
  text-align: center;
  margin-top: var(--ncl-space-4);
  padding: 0.85rem 1.4rem;
  border-radius: 12px;
  font-size: 0.95rem;
}

/* ---- Become a sponsor tabs ---- */

.ncl-sponsor-tabs {
  background: var(--ncl-color-surface-0);
  border: 1px solid var(--ncl-color-border-strong);
  border-radius: 20px;
  box-shadow: var(--ncl-shadow-card);
  overflow: hidden;
}

.ncl-sponsor-tabs__nav {
  display: flex;
  background: var(--ncl-color-surface-50);
  border-bottom: 1px solid var(--ncl-color-border-strong);
}

.ncl-sponsor-tabs__btn {
  flex: 1;
  padding: 1rem 1.25rem;
  border: none;
  border-bottom: 3px solid transparent;
  background: transparent;
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--ncl-color-text-muted);
  cursor: pointer;
  transition: color 120ms ease, background 120ms ease, border-color 120ms ease;
  margin-bottom: -1px;
}

.ncl-sponsor-tabs__btn + .ncl-sponsor-tabs__btn {
  border-left: 1px solid var(--ncl-color-border-strong);
}

.ncl-sponsor-tabs__btn:hover:not(.is-active) {
  background: rgba(9, 30, 52, 0.04);
  color: var(--ncl-color-ink-950);
}

.ncl-sponsor-tabs__btn--gold.is-active {
  background: var(--ncl-color-surface-0);
  color: #7a5c08;
  border-bottom-color: #c9a227;
}

.ncl-sponsor-tabs__btn--silver.is-active {
  background: var(--ncl-color-surface-0);
  color: #3d4f60;
  border-bottom-color: #8a9eb5;
}

.ncl-sponsor-tabs__btn--bronze.is-active {
  background: var(--ncl-color-surface-0);
  color: #6b3318;
  border-bottom-color: #b87040;
}

.ncl-sponsor-tabs__panel {
  display: none;
  padding: var(--ncl-space-7);
}

.ncl-sponsor-tabs__panel.is-active {
  display: block;
}

.ncl-sponsor-tabs__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--ncl-space-3);
}

.ncl-sponsor-tabs__list li {
  display: flex;
  align-items: flex-start;
  gap: var(--ncl-space-3);
  font-size: 0.93rem;
  line-height: 1.5;
  color: var(--ncl-color-text-base);
}

.ncl-sponsor-tabs__list li::before {
  content: "✓";
  flex-shrink: 0;
  font-weight: 800;
  margin-top: 1px;
}

.ncl-sponsor-tabs__panel--gold .ncl-sponsor-tabs__list li::before {
  color: #b8920f;
}

.ncl-sponsor-tabs__panel--silver .ncl-sponsor-tabs__list li::before {
  color: #6b7f95;
}

.ncl-sponsor-tabs__panel--bronze .ncl-sponsor-tabs__list li::before {
  color: #a05c30;
}

@media (max-width: 768px) {
  .ncl-sponsor-tabs__btn {
    font-size: 0.78rem;
    padding: 0.85rem 0.6rem;
  }

  .ncl-sponsor-tabs__panel {
    padding: var(--ncl-space-5);
  }
}