/* mas0ng.com public index — Apple-inspired layout */



:root {
  color-scheme: light;
  --page-dark: #07111f;
  --page-dark-2: #0b1525;
  --page-light: #f6f8fb;
  --page-light-2: #eef3f9;
  --text: #1d1d1f;
  --text-inverse: #f8fbff;
  --muted: #6e6e73;
  --muted-inverse: #a8b5c8;
  --line: #d2d2d7;
  --line-dark: rgba(255, 255, 255, 0.12);
  --blue: #174ea6;
  --blue-bright: #38bdf8;
  --login-bg: #dbeafe;
  --login-text: #061224;
  --login-border: #93c5fd;
  --font-display: "ABeeZee", sans-serif;
  --font-body: "ABeeZee", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --max: 980px;
  --max-wide: 1180px;
  --nav-h: 64px;
  --morph: 0;
}

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

html {
  scroll-behavior: smooth;
  --morph: 0;
}

html.is-loading { overflow: hidden; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--page-light);
  line-height: 1.55;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
}

body.menu-open { overflow: hidden; }

a { color: inherit; text-decoration: none; }

img, svg { display: block; max-width: 100%; }

button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }

h1,
h1[class] {
  font-family: var(--font-display) !important;
  font-weight: 400 !important;
}

/* ── Page loader ── */
.page-loader {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(7, 17, 31, 0.82);
  transition: opacity 0.35s ease, visibility 0.35s ease;
}

.page-loader.is-done {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.page-loader__center {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 22px;
  width: min(300px, calc(100vw - 64px));
}

.page-loader__spinner {
  width: 46px;
  height: 46px;
  border-radius: 999px;
  border: 3px solid rgba(255, 255, 255, 0.34);
  border-top-color: #fff;
  animation: loader-spin 0.8s linear infinite;
}

.page-loader__track {
  width: 100%;
  height: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.34);
  overflow: hidden;
}

.page-loader__bar {
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: #fff;
  transition: width 0.22s ease;
}

.page-loader__status {
  position: fixed;
  left: 24px;
  right: 24px;
  bottom: 26px;
  margin: 0;
  font-size: 0.8rem;
  font-weight: 500;
  line-height: 1.5;
  text-align: center;
  color: rgba(255, 255, 255, 0.88);
  overflow-wrap: anywhere;
}

@keyframes loader-spin {
  to { transform: rotate(360deg); }
}

/* ── Masthead ── */
.masthead {
  position: relative;
  display: flex;
  flex-direction: column;
  /* Fixed height — morph must not change layout or scroll position jitters */
  min-height: 100svh;
  padding-top: var(--nav-h);
  overflow: clip;
  overflow-anchor: none;
}

.masthead__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: calc(1 - var(--morph) * 0.72);
  transform: translateY(calc(var(--morph) * -12%)) scale(calc(1 + var(--morph) * 0.03));
  transform-origin: center top;
  background:
    radial-gradient(rgba(255, 255, 255, 0.12) 1px, transparent 1px),
    radial-gradient(circle at 14% 100%, rgba(59, 130, 246, 0.24), transparent 360px),
    radial-gradient(circle at 86% 0%, rgba(20, 184, 166, 0.18), transparent 320px),
    linear-gradient(135deg, #061224 0%, #111827 56%, #020617 100%);
}

.masthead__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
  filter: url(#liquid-metaball);
  mix-blend-mode: screen;
}

@media (max-width: 768px), (hover: none) and (pointer: coarse) {
  body[data-page="home"] .masthead {
    min-height: 100svh;
  }

  body[data-page="home"] .masthead__bg {
    opacity: 1;
    transform: none;
    background:
      radial-gradient(rgba(255, 255, 255, 0.12) 1px, transparent 1px),
      radial-gradient(circle at 14% 100%, rgba(59, 130, 246, 0.24), transparent 360px),
      radial-gradient(circle at 86% 0%, rgba(20, 184, 166, 0.18), transparent 320px),
      linear-gradient(135deg, #061224 0%, #111827 56%, #020617 100%);
    background-size: 24px 24px, auto, auto, auto;
  }

  body[data-page="home"] .masthead__canvas {
    display: none;
  }
}


/* ── Nav ── */
.masthead > .nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
}

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 120;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background 0.22s ease, border-color 0.22s ease;
}

html[data-nav-solid] .nav {
  background: #fff;
  border-bottom-color: rgba(0, 0, 0, 0.08);
}

.nav__inner {
  max-width: calc(var(--max) + 120px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: var(--nav-h);
  padding: 10px 28px;
}

.nav__brand {
  justify-self: start;
  font-size: 1.28rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-inverse);
  transition: color 0.22s ease, opacity 0.2s;
}

html[data-nav-solid] .nav__brand { color: var(--text); }

.nav__brand:hover { opacity: 0.72; }

.nav__brand-logo {
  display: block;
  width: 34px;
  height: 34px;
  object-fit: contain;
}

.nav__brand-logo--black { display: none; }

html[data-nav-solid] .nav__brand-logo--black { display: block; }
html[data-nav-solid] .nav__brand-logo--white { display: none; }

html[data-nav-solid] body[data-page="home"] .nav__brand-logo--black,
body[data-page="bio"] .nav__brand-logo--black { display: none !important; }

html[data-nav-solid] body[data-page="home"] .nav__brand-logo--white,
body[data-page="bio"] .nav__brand-logo--white { display: block !important; }

body[data-page="legal"] .nav__brand-logo--black { display: none !important; }
body[data-page="legal"] .nav__brand-logo--white { display: block !important; }

.nav__cluster {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 5px;
  border-radius: 980px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: background 0.22s ease, border-color 0.22s ease;
}

html[data-nav-solid] .nav__cluster {
  background: rgba(255, 255, 255, 0.88);
  border-color: rgba(0, 0, 0, 0.06);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.05);
}

.nav__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  font-size: 15px;
  font-weight: 500;
  line-height: 1;
  color: rgba(248, 251, 255, 0.92);
  border-radius: 980px;
  white-space: nowrap;
  transition: color 0.22s ease, background 0.2s, box-shadow 0.2s;
}

html[data-nav-solid] .nav__item:not(.is-active) {
  color: rgba(29, 29, 31, 0.88);
}

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

html:not([data-nav-solid]) .nav__item:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

html[data-nav-solid] .nav__item:hover {
  color: var(--text);
  background: rgba(0, 0, 0, 0.04);
}

.nav__item.is-active {
  color: var(--login-text);
  background: var(--login-bg);
  box-shadow: inset 0 0 0 1px var(--login-border);
}

html:not([data-nav-solid]) .nav__item.is-active:hover,
html:not([data-nav-solid]) .nav__dropdown.is-open .nav__item--btn.is-active:hover {
  color: #fff;
}

.nav__item--btn { cursor: pointer; }

html:not([data-nav-solid]) .nav__dropdown.is-open .nav__item--btn {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

html[data-nav-solid] .nav__dropdown.is-open .nav__item--btn {
  color: var(--text);
  background: rgba(0, 0, 0, 0.04);
}

.nav__dropdown { position: relative; }

.nav__chevron {
  flex-shrink: 0;
  width: 12px;
  height: 7px;
  opacity: 0.55;
  transition: transform 0.2s, opacity 0.2s;
}

.nav__dropdown.is-open .nav__chevron {
  transform: rotate(180deg);
  opacity: 0.85;
}

.nav__menu {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  right: auto;
  min-width: 228px;
  padding: 6px;
  border-radius: 14px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 18px 44px rgba(15, 23, 42, 0.14);
  text-align: left;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
}

.nav__dropdown.is-open .nav__menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav__menu-item {
  display: block;
  padding: 11px 14px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  color: #1d1d1f;
  text-align: left;
  transition: background 0.15s;
}

.nav__menu-divider {
  height: 1px;
  margin: 4px 10px;
  background: rgba(0, 0, 0, 0.08);
}

.nav__menu-item:hover {
  background: #f0f7ff;
  text-decoration: none;
}

.nav__end {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav__login {
  display: inline-flex !important;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 980px;
  border: 1px solid var(--login-border);
  background: var(--login-bg);
  color: var(--login-text);
  font-size: 15px;
  font-weight: 700;
  box-shadow: 0 6px 20px rgba(2, 6, 23, 0.18);
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
}

.nav__login:hover,
.nav__login.is-active {
  background: #bfdbfe;
  box-shadow: 0 4px 14px rgba(23, 78, 166, 0.2);
  transform: translateY(-1px);
  text-decoration: none;
}

.nav__drawer-login.is-active {
  color: var(--login-text);
  background: var(--login-bg);
  box-shadow: inset 0 0 0 1px var(--login-border);
}

.nav__login svg { flex-shrink: 0; opacity: 0.85; }

.nav__status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  border-radius: 980px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #166534;
  background: rgba(220, 252, 231, 0.92);
  border: 1px solid rgba(134, 239, 172, 0.65);
}

html:not([data-nav-solid]) .nav__status {
  color: #bbf7d0;
  background: rgba(16, 185, 129, 0.16);
  border-color: rgba(110, 231, 183, 0.35);
}

.nav__status-dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: currentColor;
  opacity: 0.9;
}

.nav__logout {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 980px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, transform 0.15s;
}

html[data-nav-solid] .nav__logout {
  border-color: var(--line);
  background: #fff;
  color: var(--text);
}

.nav__logout:hover {
  transform: translateY(-1px);
  text-decoration: none;
}

html:not([data-nav-solid]) .nav__logout:hover {
  background: rgba(255, 255, 255, 0.16);
}

html[data-nav-solid] .nav__logout:hover {
  background: #f8fafc;
}

.nav__toggle {
  display: none;
  width: 46px;
  height: 46px;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  color: var(--text-inverse);
  transition: color 0.22s ease, background 0.2s;
}

html[data-nav-solid] .nav__toggle { color: var(--text); }

.nav__toggle:hover { background: rgba(255, 255, 255, 0.08); }

html[data-nav-solid] .nav__toggle:hover { background: rgba(0, 0, 0, 0.05); }

.nav__drawer,
.nav__drawer-backdrop { display: none; }

/* ── Hero ── */
.hero {
  position: relative;
  z-index: 2;
  flex: 1;
  display: grid;
  place-items: center;
  min-height: calc(100svh - var(--nav-h));
  padding: 0 22px 88px;
  color: var(--text-inverse);
  opacity: calc(1 - var(--morph) * 0.92);
  transform: translateY(calc(var(--morph) * -36px)) scale(calc(1 - var(--morph) * 0.04));
  will-change: transform, opacity;
}

.masthead.is-compact .hero {
  pointer-events: none;
}

.hero__inner {
  max-width: var(--max);
  margin: 0 auto;
  text-align: center;
}

.hero__kicker {
  margin: 0 0 8px;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #bfdbfe;
}

.hero__title {
  margin: 0;
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 28px;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 980px;
  font-size: 15px;
  font-weight: 700;
  transition: transform 0.15s, background 0.2s, border-color 0.2s;
}

.hero__cta:hover {
  transform: translateY(-1px);
  text-decoration: none;
}

.hero__cta--primary {
  border: 1px solid var(--login-border);
  background: var(--login-bg);
  color: var(--login-text);
}

.hero__cta--primary:hover {
  background: #bfdbfe;
}

.hero__cta--ghost {
  border: 1px solid rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.hero__cta--ghost:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.34);
}

/* ── Scroll hint ── */
.scroll-hint {
  position: absolute;
  left: 50%;
  bottom: calc(36px - var(--morph) * 20px);
  z-index: 4;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  transform: translateX(-50%) translateY(calc(var(--morph) * 12px));
  opacity: calc(1 - var(--morph) * 2);
  color: rgba(248, 251, 255, 0.82);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: opacity 0.1s linear;
}

.scroll-hint__chevron {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.06);
  animation: scroll-bob 2s ease-in-out infinite;
}

@keyframes scroll-bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

/* ── Social links section ── */
.section {
  position: relative;
  background: linear-gradient(180deg, var(--page-light) 0%, var(--page-light-2) 100%);
  padding: clamp(40px, 8vw, 72px) 22px clamp(48px, 9vw, 80px);
}

#social,
#apps,
#certifications {
  scroll-margin-top: calc(var(--nav-h) + 20px);
}

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

.section__title {
  margin: 0 0 6px;
  text-align: center;
  font-size: clamp(1.6rem, 4vw, 2.25rem);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.section__lead {
  margin: 0 auto 28px;
  text-align: center;
  font-size: 0.94rem;
  color: var(--muted);
}

.social-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

/* Certifications */
.qualification-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.qualification-grid--preview {
  margin-top: 8px;
}

.qualification-card,
.certification-card {
  display: flex;
  gap: 14px;
  min-width: 0;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.06);
}

.qualification-card {
  align-items: center;
  padding: 16px;
}

.qualification-card__icon {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 54px;
  height: 54px;
  border-radius: 8px;
  background: #eef6ff;
  border: 1px solid rgba(23, 78, 166, 0.1);
}

.qualification-card__icon img {
  width: 38px;
  height: 38px;
  object-fit: contain;
}

.qualification-card__body {
  min-width: 0;
}

.qualification-card__body h3,
.certification-card__body h2 {
  margin: 0;
  color: #0f172a;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.qualification-card__body p,
.certification-card__body p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.qualification-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 22px;
}

.qualification-more {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 700;
  line-height: 1.4;
  text-align: center;
}

.qualification-more[hidden] {
  display: none;
}

.qualification-more__stack {
  position: relative;
  display: inline-block;
  width: 34px;
  height: 22px;
  flex: 0 0 auto;
}

.qualification-more__stack i {
  position: absolute;
  width: 22px;
  height: 16px;
  border: 1px solid currentColor;
  border-radius: 5px;
  background: #fff;
}

.qualification-more__stack i:nth-child(1) { top: 0; left: 0; opacity: 0.3; }
.qualification-more__stack i:nth-child(2) { top: 3px; left: 5px; opacity: 0.55; }
.qualification-more__stack i:nth-child(3) { top: 6px; left: 10px; opacity: 0.9; }

.qualification-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 11px 18px;
  border: 1px solid rgba(23, 78, 166, 0.18);
  border-radius: 8px;
  background: #174ea6;
  color: #fff;
  font-size: 0.92rem;
  font-weight: 800;
  box-shadow: 0 14px 28px rgba(23, 78, 166, 0.16);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.qualification-button:hover {
  transform: translateY(-2px);
  background: #0f3f8c;
  box-shadow: 0 18px 34px rgba(23, 78, 166, 0.2);
}

.qualification-empty {
  grid-column: 1 / -1;
  margin: 0;
  padding: 18px;
  border: 1px dashed rgba(15, 23, 42, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.7);
  color: var(--muted);
  text-align: center;
}

.certifications-shell {
  min-height: 100vh;
  background: var(--page-light);
}

.certifications-hero {
  position: relative;
  display: grid;
  justify-items: center;
  overflow: hidden;
  width: 100%;
  padding: calc(var(--nav-h, 64px) + clamp(36px, 7vw, 74px)) 22px clamp(54px, 8vw, 82px);
  text-align: center;
  color: #fff;
}

.certifications-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(rgba(255, 255, 255, 0.12) 1px, transparent 1px),
    radial-gradient(circle at 18% 100%, rgba(20, 184, 166, 0.22), transparent 360px),
    radial-gradient(circle at 84% 0%, rgba(59, 130, 246, 0.25), transparent 340px),
    linear-gradient(135deg, #061224 0%, #111827 56%, #020617 100%);
  background-size: 24px 24px, auto, auto, auto;
}

.certifications-hero > :not(.nav) {
  position: relative;
  z-index: 1;
}

.certifications-hero > .nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  max-width: none;
  justify-self: stretch;
  text-align: left;
  z-index: 120;
}

html:not([data-nav-solid]) body[data-page="certifications"] .certifications-hero > .nav .nav__brand {
  color: var(--text-inverse);
}

html:not([data-nav-solid]) body[data-page="certifications"] .certifications-hero > .nav .nav__item:not(.is-active),
html:not([data-nav-solid]) body[data-page="certifications"] .certifications-hero > .nav .nav__toggle {
  color: rgba(248, 251, 255, 0.92);
}

html:not([data-nav-solid]) body[data-page="certifications"] .certifications-hero > .nav .nav__cluster {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: none;
}

html:not([data-nav-solid]) body[data-page="certifications"] .certifications-hero > .nav .nav__item:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

html:not([data-nav-solid]) body[data-page="certifications"] .certifications-hero > .nav .nav__login {
  color: var(--login-text);
}

.certifications-kicker {
  margin: 0 0 8px;
  color: #bfdbfe;
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.certifications-hero .section__title {
  color: #fff;
  font-size: clamp(2.1rem, 6vw, 2.85rem);
  font-weight: 900;
}

.certifications-hero .section__lead {
  max-width: 62ch;
  color: #cbd5e1;
  font-size: 1.05rem;
  line-height: 1.65;
}

.certifications-section {
  padding-top: clamp(34px, 6vw, 56px);
}

.certifications-toolbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.certifications-heading {
  margin: 0;
  font-size: 1.25rem;
  line-height: 1.2;
}

.certifications-count {
  flex: 0 0 auto;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 700;
}

.certification-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: flex-start;
  margin-bottom: 20px;
}

.certification-filters__loading {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.certification-filter-group {
  position: relative;
  width: min(100%, 260px);
}

.certification-filter-toggle {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4px 10px;
  align-items: center;
  width: 100%;
  min-height: 48px;
  padding: 9px 12px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  border-radius: 8px;
  background: #fff;
  color: #334155;
  text-align: left;
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.05);
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.certification-filter-toggle:hover,
.certification-filter-group.is-open .certification-filter-toggle {
  border-color: rgba(23, 78, 166, 0.35);
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.08);
}

.certification-filter-toggle__label {
  grid-column: 1 / 2;
  color: #64748b;
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  line-height: 1;
  text-transform: uppercase;
}

.certification-filter-toggle__summary {
  grid-column: 1 / 2;
  min-width: 0;
  overflow: hidden;
  color: #0f172a;
  font-size: 0.92rem;
  font-weight: 800;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.certification-filter-toggle__chevron {
  grid-column: 2 / 3;
  grid-row: 1 / 3;
  color: #64748b;
  transition: transform 0.18s ease;
}

.certification-filter-group.is-open .certification-filter-toggle__chevron {
  transform: rotate(180deg);
}

.certification-filter-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  z-index: 20;
  display: none;
  width: min(320px, calc(100vw - 44px));
  max-height: min(360px, 62vh);
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, 0.12);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 22px 60px rgba(15, 23, 42, 0.18);
}

.certification-filter-group.is-open .certification-filter-menu {
  display: block;
}

.certification-filter-menu__options {
  display: grid;
  gap: 2px;
  max-height: 284px;
  overflow-y: auto;
  padding: 8px;
}

.certification-filter-menu__empty {
  margin: 0;
  padding: 10px;
  color: var(--muted);
  font-size: 0.88rem;
}

.certification-filter-option {
  display: grid;
  grid-template-columns: 22px 1fr;
  align-items: center;
  gap: 9px;
  min-height: 40px;
  padding: 8px;
  border-radius: 8px;
  color: #334155;
  cursor: pointer;
}

.certification-filter-option:hover {
  background: #f8fbff;
}

.certification-filter-option input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.certification-filter-option__mark {
  display: grid;
  place-items: center;
  width: 20px;
  height: 20px;
  border: 1px solid rgba(15, 23, 42, 0.22);
  border-radius: 6px;
  background: #fff;
}

.certification-filter-option__mark::after {
  content: "";
  width: 9px;
  height: 5px;
  border-left: 2px solid #fff;
  border-bottom: 2px solid #fff;
  opacity: 0;
  transform: translateY(-1px) rotate(-45deg);
}

.certification-filter-option input:checked + .certification-filter-option__mark {
  border-color: #174ea6;
  background: #174ea6;
}

.certification-filter-option input:checked + .certification-filter-option__mark::after {
  opacity: 1;
}

.certification-filter-option__text {
  min-width: 0;
  overflow-wrap: anywhere;
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1.3;
}

.certification-filter-clear {
  width: 100%;
  min-height: 40px;
  padding: 10px 14px;
  border-top: 1px solid rgba(15, 23, 42, 0.08);
  color: var(--blue);
  font-size: 0.86rem;
  font-weight: 900;
  text-align: left;
}

.certification-filter-clear:hover {
  background: #f8fbff;
}

.certification-filter-clear:disabled {
  color: #94a3b8;
  cursor: default;
}

.certification-grid {
  align-items: stretch;
}

.certification-card {
  flex-direction: column;
  padding: 18px;
}

.certification-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.certification-card__type {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 6px 10px;
  border-radius: 8px;
  background: #f1f5f9;
  color: #475569;
  font-size: 0.74rem;
  font-weight: 900;
  line-height: 1;
  text-transform: uppercase;
}

.certification-card__body {
  flex: 1 1 auto;
}

.certification-card__meta {
  overflow-wrap: anywhere;
}

.certification-card__link {
  display: inline-flex;
  align-self: flex-start;
  margin-top: 4px;
  color: var(--blue);
  font-size: 0.9rem;
  font-weight: 800;
}

.credential-dialog {
  width: min(100% - 32px, 480px);
  padding: 0;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--text);
}

.credential-dialog::backdrop {
  background: rgba(7, 17, 31, 0.56);
  backdrop-filter: blur(6px);
}

.credential-dialog__panel {
  position: relative;
  padding: 24px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 24px 70px rgba(7, 17, 31, 0.24);
}

.credential-dialog__close {
  position: absolute;
  top: 12px;
  right: 12px;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  color: #475569;
}

.credential-dialog__close:hover {
  background: #f1f5f9;
  color: #0f172a;
}

.credential-dialog__kicker {
  margin: 0 0 8px;
  color: var(--blue);
  font-size: 0.74rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.credential-dialog__title {
  margin: 0;
  padding-right: 36px;
  font-size: 1.35rem;
  line-height: 1.2;
}

.credential-dialog__copy {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.55;
}

.credential-dialog__url {
  margin: 16px 0 0;
  padding: 12px;
  border: 1px solid #dbeafe;
  border-radius: 8px;
  background: #f8fbff;
  color: #0f172a;
  font-size: 0.86rem;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.credential-dialog__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 20px;
}

.credential-dialog__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 10px 15px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 800;
}

.credential-dialog__button--ghost {
  border: 1px solid rgba(15, 23, 42, 0.12);
  background: #fff;
  color: #334155;
}

.credential-dialog__button--primary {
  border: 1px solid rgba(23, 78, 166, 0.18);
  background: #174ea6;
  color: #fff;
}

.app-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tile-skeleton {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 22px;
  border-radius: 20px;
  border: 1px solid rgba(0, 0, 0, 0.05);
  background: #fff;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.04);
  pointer-events: none;
}

.tile-skeleton__icon {
  width: 52px;
  height: 52px;
  flex: 0 0 auto;
  border-radius: 14px;
}

.tile-skeleton__body {
  flex: 1 1 auto;
  display: grid;
  gap: 10px;
  min-width: 0;
}

.tile-skeleton__line {
  display: block;
  height: 14px;
  border-radius: 999px;
}

.tile-skeleton__line--short {
  width: 62%;
  height: 12px;
}

.skeleton-shimmer {
  background: linear-gradient(90deg, #e8edf4 0%, #f8fafc 42%, #e8edf4 84%);
  background-size: 220% 100%;
  animation: skeleton-shimmer 1.35s ease-in-out infinite;
}

.social-grid.is-loading,
.app-grid.is-loading {
  min-height: 120px;
}

@keyframes skeleton-shimmer {
  0% { background-position: 120% 0; }
  100% { background-position: -120% 0; }
}

.app-tile {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 22px;
  border-radius: 20px;
  border: 1px solid rgba(0, 0, 0, 0.06);
  background: #fff;
  overflow: hidden;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.05);
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}

.app-tile:hover {
  transform: translateY(-3px);
  border-color: rgba(23, 78, 166, 0.18);
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.1);
  text-decoration: none;
}

.app-tile__glow {
  position: absolute;
  inset: 0;
  opacity: 0;
  background: radial-gradient(circle at 0% 0%, rgba(56, 189, 248, 0.14), transparent 58%);
  transition: opacity 0.3s;
  pointer-events: none;
}

.app-tile:hover .app-tile__glow { opacity: 1; }

.app-tile__icon-wrap {
  width: 52px;
  height: 52px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: #e8f0fe;
  box-shadow: inset 0 0 0 1px rgba(23, 78, 166, 0.08);
}

.app-tile__icon-wrap img {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.app-tile__body {
  min-width: 0;
  display: grid;
  gap: 4px;
}

.app-tile__label {
  font-size: 1rem;
  font-weight: 800;
  color: var(--text);
}

.app-tile__handle {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--muted);
  line-height: 1.45;
}

.app-tile__external {
  margin-left: auto;
  color: var(--muted);
}

.section__actions {
  display: flex;
  justify-content: center;
  margin-top: 22px;
}

.section__cta {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid rgba(23, 78, 166, 0.18);
  border-radius: 999px;
  background: #fff;
  color: #174ea6;
  padding: 0 18px;
  font-size: 0.92rem;
  font-weight: 800;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.06);
}

.section__cta:hover {
  border-color: #174ea6;
  background: #eff6ff;
  text-decoration: none;
}

.masthead--compact {
  min-height: auto;
}

.masthead--compact .hero {
  padding-top: clamp(48px, 8vw, 72px);
  padding-bottom: clamp(28px, 5vw, 40px);
}

.social-tile {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 22px;
  border-radius: 20px;
  border: 1px solid rgba(0, 0, 0, 0.06);
  background: #fff;
  overflow: hidden;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.05);
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}

.social-tile:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 0, 0, 0.1);
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.1);
  text-decoration: none;
}

.social-tile--pending {
  cursor: default;
  opacity: 0.82;
}

.social-tile--pending:hover {
  transform: none;
  border-color: rgba(0, 0, 0, 0.06);
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.05);
}

.social-tile__glow {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}

.social-tile:hover .social-tile__glow { opacity: 1; }

.social-tile--instagram .social-tile__glow {
  background:
    radial-gradient(circle at 0% 100%, rgba(225, 48, 108, 0.14), transparent 55%),
    radial-gradient(circle at 100% 0%, rgba(131, 58, 180, 0.12), transparent 50%);
}

.social-tile--tiktok .social-tile__glow {
  background:
    radial-gradient(circle at 0% 50%, rgba(37, 244, 238, 0.12), transparent 55%),
    radial-gradient(circle at 100% 50%, rgba(254, 44, 85, 0.1), transparent 50%);
}

.social-tile--snapchat .social-tile__glow {
  background: radial-gradient(circle at 50% 0%, rgba(255, 252, 0, 0.22), transparent 60%);
}

.social-tile--youtube .social-tile__glow {
  background: radial-gradient(circle at 0% 50%, rgba(255, 0, 0, 0.14), transparent 55%);
}

.social-tile--x .social-tile__glow {
  background: radial-gradient(circle at 50% 0%, rgba(15, 20, 25, 0.12), transparent 60%);
}

.social-tile--github .social-tile__glow {
  background: radial-gradient(circle at 100% 100%, rgba(88, 166, 255, 0.14), transparent 55%);
}

.social-tile--discord .social-tile__glow {
  background: radial-gradient(circle at 0% 0%, rgba(88, 101, 242, 0.16), transparent 55%);
}

.social-tile--linkedin .social-tile__glow {
  background: radial-gradient(circle at 100% 50%, rgba(10, 102, 194, 0.14), transparent 55%);
}

.social-tile--bluesky .social-tile__glow {
  background: radial-gradient(circle at 50% 100%, rgba(14, 165, 233, 0.16), transparent 60%);
}

.social-tile--threads .social-tile__glow {
  background: radial-gradient(circle at 0% 100%, rgba(0, 0, 0, 0.1), transparent 55%);
}

.social-tile__icon-wrap {
  position: relative;
  z-index: 1;
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  flex-shrink: 0;
  background: #f5f5f7;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.04);
  transition: transform 0.25s;
}

.social-tile:hover .social-tile__icon-wrap { transform: scale(1.04); }

.social-tile--instagram .social-tile__icon-wrap {
  background: linear-gradient(135deg, #fdf2f8 0%, #faf5ff 100%);
}

.social-tile--tiktok .social-tile__icon-wrap {
  background: linear-gradient(135deg, #f0fdfa 0%, #fff1f2 100%);
}

.social-tile--snapchat .social-tile__icon-wrap {
  background: linear-gradient(135deg, #fefce8 0%, #fffbeb 100%);
}

.social-tile--youtube .social-tile__icon-wrap {
  background: linear-gradient(135deg, #fef2f2 0%, #fff1f2 100%);
}

.social-tile--x .social-tile__icon-wrap {
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.social-tile--github .social-tile__icon-wrap {
  background: linear-gradient(135deg, #f8fafc 0%, #eff6ff 100%);
}

.social-tile--discord .social-tile__icon-wrap {
  background: linear-gradient(135deg, #eef2ff 0%, #f5f3ff 100%);
}

.social-tile--linkedin .social-tile__icon-wrap {
  background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
}

.social-tile--bluesky .social-tile__icon-wrap {
  background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
}

.social-tile--threads .social-tile__icon-wrap {
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.social-tile__body {
  position: relative;
  z-index: 1;
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.social-tile__label {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text);
}

.social-tile__handle {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--blue);
}

.social-tile__external {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 999px;
  color: var(--muted);
  background: rgba(0, 0, 0, 0.03);
  flex-shrink: 0;
  transition: color 0.2s, background 0.2s, transform 0.2s;
}

.social-tile:hover .social-tile__external {
  color: var(--blue);
  background: #eff6ff;
  transform: translate(2px, -2px);
}

.social-tile__badge {
  position: relative;
  z-index: 1;
  flex-shrink: 0;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  background: rgba(0, 0, 0, 0.04);
}

/* ── Footer ── */
.footer {
  background: #000;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #fff;
  padding: clamp(40px, 7vw, 72px) 22px 32px;
}

.footer__inner {
  max-width: 1080px;
  margin: 0 auto;
}

.footer__mark {
  display: flex;
  justify-content: flex-start;
  margin: 0 0 28px;
  width: min(188px, 52vw);
}

.footer__mark img {
  display: block;
  width: 100%;
  height: auto;
}

.footer__mark:focus-visible {
  outline: 3px solid rgba(157, 193, 255, 0.55);
  outline-offset: 8px;
  border-radius: 8px;
}

.footer__copy {
  margin: 36px 0 0;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  border-bottom: 0;
  color: rgba(255, 255, 255, 0.46);
  font-size: 0.78rem;
  text-align: left;
}

.footer__cols {
  display: grid;
  gap: 28px 36px;
}

.footer__col h3 {
  margin: 0 0 12px;
  color: rgba(255, 255, 255, 0.42);
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

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

.footer__col a {
  font-size: 0.92rem;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
}

.footer__col a:hover {
  color: #fff;
  text-decoration: none;
}

.footer__social-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer__social-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
}

.footer__social-link:hover {
  color: #fff;
  text-decoration: none;
}

.footer__social-link--pending {
  opacity: 0.55;
  cursor: default;
}

.footer__social-link img {
  width: 18px;
  height: 18px;
  border-radius: 0;
  flex-shrink: 0;
  filter: brightness(0) invert(1);
  opacity: 0.92;
}

.footer__social-label {
  letter-spacing: -0.01em;
}

.footer__note-inline {
  font-size: 0.75rem;
  color: var(--muted);
}

body.social-dialog-open {
  overflow: hidden;
}

.social-dialog {
  width: min(calc(100% - 32px), 430px);
  max-width: none;
  padding: 0;
  border: 0;
  border-radius: 26px;
  color: var(--text);
  background: transparent;
  box-shadow: 0 30px 90px rgba(2, 6, 23, 0.32);
}

.social-dialog::backdrop {
  background: rgba(2, 6, 23, 0.62);
  backdrop-filter: blur(7px);
}

.social-dialog__panel {
  position: relative;
  padding: 28px;
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: 26px;
  background: #fff;
}

.social-dialog__close {
  position: absolute;
  top: 18px;
  right: 18px;
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--muted);
  background: #f8fafc;
  cursor: pointer;
}

.social-dialog__close:hover {
  color: var(--text);
  background: #f1f5f9;
}

.social-dialog__heading {
  display: flex;
  align-items: center;
  gap: 13px;
  padding-right: 44px;
}

.social-dialog__icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
}

.social-dialog__kicker {
  margin: 0 0 3px;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.social-dialog__title {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.55rem;
  line-height: 1.1;
}

.social-dialog__qr-wrap {
  display: grid;
  place-items: center;
  min-height: 244px;
  margin: 24px 0 16px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #f8fafc;
}

.social-dialog__qr {
  display: block;
  width: 220px;
  height: 220px;
  max-width: 100%;
  border-radius: 10px;
}

.social-dialog__status {
  max-width: 28ch;
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.5;
  text-align: center;
}

.social-dialog__copy {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.5;
  text-align: center;
}

.social-dialog__notice {
  margin: 0 0 16px;
  padding: 10px 12px;
  border: 1px solid #fde68a;
  border-radius: 12px;
  color: #854d0e;
  background: #fffbeb;
  font-size: 0.75rem;
  line-height: 1.5;
  text-align: center;
}

.social-dialog__divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.social-dialog__divider::before,
.social-dialog__divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--line);
}

.social-dialog__open {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 48px;
  padding: 12px 18px;
  border-radius: 980px;
  color: #fff;
  background: #07111f;
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
}

.social-dialog__open:hover {
  background: #172033;
}

.social-dialog__close:focus-visible,
.social-dialog__open:focus-visible {
  outline: 3px solid rgba(59, 130, 246, 0.45);
  outline-offset: 3px;
}

.privacy-notice {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 1100;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  width: min(calc(100% - 40px), 430px);
  padding: 18px;
  border: 1px solid rgba(203, 213, 225, 0.9);
  border-radius: 20px;
  color: #0f172a;
  background: rgba(255, 255, 255, 0.97);
  box-shadow: 0 22px 60px rgba(2, 6, 23, 0.2);
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 180ms ease, transform 180ms ease;
  backdrop-filter: blur(12px);
}

.privacy-notice.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.privacy-notice__icon {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  color: #0f766e;
  background: #ccfbf1;
}

.privacy-notice__title {
  margin: 1px 0 6px;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.2;
}

.privacy-notice__copy {
  margin: 0;
  color: #475569;
  font-size: 0.79rem;
  line-height: 1.55;
}

.privacy-notice__links {
  display: flex;
  align-items: center;
  gap: 7px;
  margin: 9px 0 0;
  color: #94a3b8;
  font-size: 0.75rem;
}

.privacy-notice__links a {
  color: #0f766e;
  font-weight: 700;
  text-underline-offset: 2px;
}

.privacy-notice__confirm {
  grid-column: 1 / -1;
  min-height: 42px;
  padding: 10px 18px;
  border: 0;
  border-radius: 980px;
  color: #fff;
  background: #07111f;
  font: inherit;
  font-size: 0.84rem;
  font-weight: 700;
  cursor: pointer;
}

.privacy-notice__confirm:hover {
  background: #172033;
}

.privacy-notice__confirm:focus-visible {
  outline: 3px solid rgba(59, 130, 246, 0.45);
  outline-offset: 3px;
}

@media (max-width: 540px) {
  .privacy-notice {
    right: 12px;
    bottom: 12px;
    width: calc(100% - 24px);
    padding: 16px;
    border-radius: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .privacy-notice {
    transition: none;
  }
}

/* ── Responsive ── */
@media (min-width: 734px) {
  .footer__cols {
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  }
}

@media (max-width: 733px) {
  body.menu-open #site-nav,
  body.menu-open #mas0ng-shared-navbar { z-index: 1200 !important; }

  .nav,
  html[data-nav-solid] .nav {
    border-bottom-color: rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.86);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
  }

  .nav__inner {
    display: flex;
    justify-content: space-between;
    padding: 8px 16px;
  }

  .nav__brand { font-size: 1.18rem; }

  .nav__brand-logo--black,
  html[data-nav-solid] .nav__brand-logo--black { display: none !important; }

  .nav__brand-logo--white,
  html[data-nav-solid] .nav__brand-logo--white { display: block !important; }

  .nav__toggle,
  html[data-nav-solid] .nav__toggle {
    width: 42px;
    height: 42px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
  }

  .nav__cluster { display: none; }

  .nav__login { display: none !important; }

  .nav__toggle { display: inline-flex; }

  .nav__end > .nav__apps,
  .nav__end > .nav__logout-form { display: none !important; }

  .nav__drawer {
    display: flex;
    flex-direction: column;
    gap: 6px;
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 262;
    width: min(88vw, 360px);
    height: 100dvh;
    min-height: 100svh;
    padding: max(18px, env(safe-area-inset-top)) 18px max(22px, env(safe-area-inset-bottom));
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    background: #07090d;
    color: #fff;
    text-align: left;
    overflow-y: auto;
    box-shadow: -24px 0 70px rgba(0, 0, 0, 0.45);
    transform: translateX(104%);
    pointer-events: none;
    visibility: hidden;
    transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), visibility 0.3s;
  }

  .nav__drawer.is-open {
    transform: none;
    pointer-events: auto;
    visibility: visible;
  }

  .nav__drawer-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 261;
    border: 0;
    background: rgba(0, 0, 0, 0.62);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
  }

  .nav__drawer-backdrop.is-open {
    opacity: 1;
    pointer-events: auto;
  }

  .nav__drawer-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
    padding: 2px 2px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .nav__drawer-mark {
    display: block;
    width: 132px;
    height: auto;
  }

  .nav__drawer-close {
    display: grid;
    width: 42px;
    height: 42px;
    place-items: center;
    flex: 0 0 auto;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
    cursor: pointer;
  }

  .nav__drawer-close:hover {
    background: rgba(255, 255, 255, 0.12);
  }

  .nav__drawer-link {
    display: block;
    padding: 14px 14px;
    border-radius: 14px;
    font-size: 1.05rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.88);
    border: 0;
    transition: color 0.16s ease, background 0.16s ease;
  }

  .nav__drawer-link:hover,
  .nav__drawer-link[aria-current="page"] {
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
    text-decoration: none;
  }

  .nav__drawer-label {
    margin: 18px 14px 8px;
    padding-top: 18px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.72rem;
    font-weight: 400;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.42);
  }

  .nav__drawer-actions {
    display: grid;
    gap: 10px;
    margin-top: auto;
    padding-top: 18px;
  }

  .nav__drawer-login,
  .nav__drawer-login.is-active {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 0;
    padding: 14px 18px;
    border-radius: 999px;
    border: 0;
    background: #fff;
    color: #000;
    font-size: 1rem;
    font-weight: 400;
    box-shadow: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .social-tile,
  .nav__menu,
  .nav__drawer,
  .nav__drawer-backdrop,
  .nav__chevron,
  .scroll-hint__chevron,
  .page-loader__spinner,
  .skeleton-shimmer { transition: none; animation: none; }
  .hero,
  .scroll-hint,
  .nav__cluster { transform: none; }
}

/* ── Sticky footer (short pages: 404, bio, etc.) ── */
#site-main {
  display: flex;
  flex-direction: column;
  min-height: 100svh;
}

/* Heroes extend to the top; fixed nav overlays them — no padding gap */
body[data-page="error"] #site-main {
  padding-top: var(--nav-h);
}

/* Public browser tools — fixed nav sits above content */
#site-footer {
  margin-top: auto;
}

/* ── Utility panels (404, etc.) ── */
.page-panel {
  width: min(100%, 680px);
  margin: clamp(48px, 10vw, 96px) auto;
  padding: clamp(28px, 6vw, 48px);
  border: 1px solid var(--line);
  border-radius: 24px;
  background: #fff;
  text-align: center;
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.08);
}

.page-panel__code {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(4rem, 18vw, 7rem);
  font-weight: 600;
  line-height: 1;
  color: #e2e8f0;
}

.page-panel__title {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 5vw, 2.4rem);
  font-weight: 600;
}

.page-panel__lead {
  margin: 14px auto 0;
  max-width: 42ch;
  color: var(--muted);
  font-size: 1rem;
}

.page-panel__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 24px;
}

.page-panel__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 20px;
  border-radius: 980px;
  font-size: 14px;
  font-weight: 700;
}

.page-panel__btn--primary {
  background: var(--login-bg);
  color: var(--login-text);
  border: 1px solid var(--login-border);
}

.page-panel__btn--ghost {
  background: #fff;
  color: var(--text);
  border: 1px solid var(--line);
}

/* Dedicated 404 scene */
body[data-page="error"] #site-main {
  position: relative;
  isolation: isolate;
  display: grid;
  place-items: center;
  overflow: hidden;
  background:
    linear-gradient(rgba(37, 99, 235, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 99, 235, .045) 1px, transparent 1px),
    linear-gradient(150deg, #fff 0%, #f4f8ff 52%, #eef4ff 100%);
  background-size: 38px 38px, 38px 38px, auto;
}

body[data-page="error"] #site-main::before,
body[data-page="error"] #site-main::after {
  content: "";
  position: absolute;
  z-index: -1;
  width: min(44vw, 560px);
  aspect-ratio: 1;
  border-radius: 50%;
  pointer-events: none;
}

body[data-page="error"] #site-main::before {
  top: 5%;
  left: -15%;
  background: radial-gradient(circle, rgba(37, 99, 235, .17), transparent 68%);
}

body[data-page="error"] #site-main::after {
  right: -12%;
  bottom: -20%;
  background: radial-gradient(circle, rgba(14, 165, 233, .13), transparent 68%);
}

body[data-page="error"] .page-panel {
  width: min(calc(100% - 32px), 1040px);
  display: grid;
  grid-template-columns: minmax(300px, .9fr) minmax(320px, 1.1fr);
  align-items: center;
  gap: clamp(28px, 6vw, 72px);
  margin: clamp(32px, 7vw, 72px) auto;
  padding: clamp(28px, 5vw, 58px);
  overflow: hidden;
  border: 1px solid rgba(148, 163, 184, .28);
  border-radius: 34px;
  background: rgba(255, 255, 255, .9);
  text-align: left;
  box-shadow: 0 34px 90px rgba(15, 23, 42, .14), inset 0 1px 0 rgba(255, 255, 255, .9);
  backdrop-filter: blur(18px);
}

.page-panel__visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 360px;
}

.page-panel__visual::before {
  content: "";
  position: absolute;
  width: 72%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle at 38% 30%, #fff, #dbeafe 46%, #93c5fd 100%);
  box-shadow: 0 26px 70px rgba(37, 99, 235, .24), inset -18px -20px 40px rgba(37, 99, 235, .12);
}

.page-panel__orbit {
  position: absolute;
  border: 1px solid rgba(37, 99, 235, .24);
  border-radius: 50%;
}

.page-panel__orbit--outer { width: 96%; aspect-ratio: 1; transform: rotate(-18deg) scaleY(.48); }
.page-panel__orbit--inner { width: 82%; aspect-ratio: 1; transform: rotate(48deg) scaleY(.58); }

.page-panel__orbit::after {
  content: "";
  position: absolute;
  top: 48%;
  left: -5px;
  width: 10px;
  height: 10px;
  border: 3px solid #fff;
  border-radius: 50%;
  background: #2563eb;
  box-shadow: 0 5px 14px rgba(37, 99, 235, .3);
}

body[data-page="error"] .page-panel__code {
  position: relative;
  z-index: 2;
  margin: 0 0 4px;
  font-size: clamp(5.2rem, 14vw, 8.8rem);
  font-weight: 700;
  letter-spacing: -.08em;
  color: #0f3d8a;
  text-shadow: 0 8px 28px rgba(37, 99, 235, .18);
}

.page-panel__chip {
  position: absolute;
  z-index: 3;
  border: 1px solid rgba(148, 163, 184, .3);
  border-radius: 999px;
  padding: 8px 11px;
  background: rgba(255, 255, 255, .92);
  color: #334155;
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
  box-shadow: 0 12px 28px rgba(15, 23, 42, .1);
  animation: error-float 4s ease-in-out infinite;
}

.page-panel__chip--top { top: 17%; right: 0; }
.page-panel__chip--bottom { bottom: 18%; left: 0; animation-delay: -2s; }
.page-panel__content { position: relative; z-index: 2; }

.page-panel__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #2563eb;
  font-size: .72rem;
  font-weight: 900;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.page-panel__eyebrow span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #2563eb;
  box-shadow: 0 0 0 5px rgba(37, 99, 235, .12);
}

body[data-page="error"] .page-panel__title {
  max-width: 12ch;
  margin: 16px 0 0;
  font-size: clamp(2rem, 5vw, 3.35rem);
  font-weight: 650;
  line-height: 1.02;
  letter-spacing: -.04em;
  color: #0f172a;
}

body[data-page="error"] .page-panel__lead {
  margin: 18px 0 0;
  max-width: 48ch;
  font-size: 1.02rem;
  line-height: 1.65;
}

body[data-page="error"] .page-panel__actions { justify-content: flex-start; }

body[data-page="error"] .page-panel__btn {
  min-height: 46px;
  gap: 10px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

body[data-page="error"] .page-panel__btn:hover { transform: translateY(-2px); }

.page-panel__btn svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

body[data-page="error"] .page-panel__btn--primary {
  border-color: #2563eb;
  background: #2563eb;
  color: #fff;
  box-shadow: 0 12px 24px rgba(37, 99, 235, .22);
}

.page-panel__foot {
  margin: 22px 0 0;
  color: #94a3b8;
  font-family: var(--font-code, ui-monospace, monospace);
  font-size: .72rem;
}

.page-panel__foot span { margin: 0 5px; }

@keyframes error-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@media (max-width: 760px) {
  body[data-page="error"] .page-panel {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 26px;
    border-radius: 26px;
  }

  .page-panel__visual { min-height: 260px; }
  .page-panel__visual::before { width: min(62%, 230px); }
  .page-panel__orbit--outer { width: min(84%, 330px); }
  .page-panel__orbit--inner { width: min(70%, 280px); }
  .page-panel__chip--top { right: 6%; }
  .page-panel__chip--bottom { left: 6%; }
  body[data-page="error"] .page-panel__title { max-width: 14ch; }
}

@media (prefers-reduced-motion: reduce) {
  .page-panel__chip { animation: none; }
  body[data-page="error"] .page-panel__btn { transition: none; }
}

/* ── TikTok & Brand Highlights ── */
.stats-grid {
  display: grid;
  gap: 28px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin-bottom: 32px;
}

.stat-card {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 22px;
  border-radius: 20px;
  border: 1px solid rgba(0, 0, 0, 0.06);
  background: #fff;
  overflow: hidden;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.05);
  transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.28s, box-shadow 0.28s;
  
  /* Initial hidden state, animated once visible */
  opacity: 0;
  transform: translateY(16px);
}

.stats-grid.is-visible .stat-card {
  animation: card-fade-in 0.65s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.stats-grid.is-visible .stat-card:nth-child(1) { animation-delay: 0.05s; }
.stats-grid.is-visible .stat-card:nth-child(2) { animation-delay: 0.15s; }
.stats-grid.is-visible .stat-card:nth-child(3) { animation-delay: 0.25s; }
.stats-grid.is-visible .stat-card:nth-child(4) { animation-delay: 0.35s; }
.stats-grid.is-visible .stat-card:nth-child(5) { animation-delay: 0.45s; }

@keyframes card-fade-in {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.stat-card:hover {
  transform: translateY(-4px);
  border-color: rgba(59, 130, 246, 0.22);
  box-shadow: 0 18px 38px rgba(15, 23, 42, 0.08);
}

.stat-card__icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: #f8fafc;
  color: var(--blue, #3b82f6);
  flex: 0 0 auto;
}

.stat-card__icon-wrap svg {
  width: 24px;
  height: 24px;
}

.stat-card__body {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stat-card__value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text, #0f172a);
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.stat-card__label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted, #64748b);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stat-card__meta {
  margin-top: 2px;
  color: var(--muted, #64748b);
  font-size: 0.7rem;
  font-weight: 600;
  line-height: 1.25;
}

/* Conveyor Belt / Loop Sponsor Carousel */
.sponsors-carousel-container {
  position: relative;
  width: 100%;
  margin-top: 40px;
  margin-bottom: 20px;
}

.sponsors-label {
  display: block;
  text-align: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--muted, #64748b);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

.sponsors-label__mobile {
  display: none;
}

.social-lead__mobile {
  display: none;
}

.sponsors-belt {
  position: relative;
  overflow: hidden;
  width: 100%;
  padding: 18px 0;
  /* Dark strip with left & right fade-out linear gradient */
  background: linear-gradient(to right, transparent, #0b1329 12%, #0b1329 88%, transparent);
  mask-image: linear-gradient(to right, transparent, #000 15%, #000 85%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, #000 15%, #000 85%, transparent);
}

.sponsors-belt__track {
  display: flex;
  width: max-content;
  --belt-gap: 24px;
  gap: var(--belt-gap);
  animation: belt-scroll 24s linear infinite;
}

.sponsors-belt:hover .sponsors-belt__track {
  animation-play-state: paused;
}

@keyframes belt-scroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(calc(-50% - var(--belt-gap) / 2));
  }
}

.sponsor-card {
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  padding: 10px 24px;
  height: 48px;
  min-width: 120px;
  flex-shrink: 0;
}

.sponsor-card img {
  height: 24px;
  max-width: 100%;
  object-fit: contain;
}

@media (max-width: 768px) {
  .certifications-toolbar {
    align-items: start;
    flex-direction: column;
  }

  .certification-filter-group {
    width: 100%;
  }

  .certification-filter-menu {
    width: 100%;
  }
}

/* ==========================================================================
   System Adaptive Dark Mode & Premium Enhancements
   ========================================================================== */

@media not all {
  :root {
    --page-light: #07111f;
    --page-light-2: #0b1525;
    --text: #f8fbff;
    --muted: #a8b5c8;
    --line: rgba(255, 255, 255, 0.12);
    --blue: #38bdf8;
  }

  body {
    background: var(--page-light);
    color: var(--text);
  }

  /* Section backgrounds */
  .section {
    background: linear-gradient(180deg, var(--page-light) 0%, var(--page-light-2) 100%);
  }

  /* Solid Navigation Bar in Dark Mode */
  html[data-nav-solid] .nav {
    background: rgba(7, 17, 31, 0.9) !important;
    border-bottom-color: rgba(255, 255, 255, 0.08) !important;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
  }

  html[data-nav-solid] .nav__brand {
    color: var(--text-inverse) !important;
  }

  html[data-nav-solid] .nav__item:not(.is-active) {
    color: rgba(248, 251, 255, 0.88) !important;
  }

  html[data-nav-solid] .nav__item:hover {
    color: #fff !important;
    background: rgba(255, 255, 255, 0.08) !important;
  }

  html[data-nav-solid] .nav__toggle {
    color: var(--text-inverse) !important;
  }

  html[data-nav-solid] .nav__toggle:hover {
    background: rgba(255, 255, 255, 0.08) !important;
  }

  html[data-nav-solid] .nav__cluster {
    background: rgba(255, 255, 255, 0.05) !important;
    border-color: rgba(255, 255, 255, 0.08) !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2) !important;
  }

  html[data-nav-solid] .nav__logout {
    border-color: rgba(255, 255, 255, 0.2) !important;
    background: rgba(255, 255, 255, 0.05) !important;
    color: #fff !important;
  }

  html[data-nav-solid] .nav__logout:hover {
    background: rgba(255, 255, 255, 0.1) !important;
  }

  /* Premium Glassmorphic Cards */
  .qualification-card,
  .certification-card,
  .social-tile,
  .stat-card,
  .tile-skeleton {
    background: rgba(255, 255, 255, 0.03) !important;
    border-color: rgba(255, 255, 255, 0.08) !important;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
  }

  .qualification-card__body h3,
  .certification-card__body h2,
  .social-tile__label,
  .stat-card__value {
    color: #ffffff !important;
  }

  .qualification-card__icon,
  .stat-card__icon-wrap {
    background: rgba(255, 255, 255, 0.05) !important;
    border-color: rgba(255, 255, 255, 0.1) !important;
  }

  .qualification-card__body p,
  .certification-card__body p,
  .stat-card__label {
    color: var(--muted) !important;
  }

  /* Hover states for dark cards */
  .qualification-card:hover,
  .certification-card:hover,
  .social-tile:hover,
  .stat-card:hover {
    border-color: rgba(56, 189, 248, 0.35) !important;
    background: rgba(255, 255, 255, 0.06) !important;
    box-shadow: 0 18px 40px rgba(56, 189, 248, 0.12) !important;
  }

  .social-tile__external {
    color: rgba(255, 255, 255, 0.5) !important;
    background: rgba(255, 255, 255, 0.05) !important;
  }

  .social-tile:hover .social-tile__external {
    color: #38bdf8 !important;
    background: rgba(56, 189, 248, 0.15) !important;
  }

  .social-tile__handle {
    color: #38bdf8 !important;
  }

  /* Certification filters */
  .certification-filter-toggle {
    background: rgba(255, 255, 255, 0.04) !important;
    color: #cbd5e1 !important;
    border-color: rgba(255, 255, 255, 0.08) !important;
    box-shadow: 0 8px 22px rgba(0, 0, 0, 0.2) !important;
  }

  .certification-filter-toggle:hover,
  .certification-filter-group.is-open .certification-filter-toggle {
    border-color: rgba(56, 189, 248, 0.35) !important;
    box-shadow: 0 12px 28px rgba(56, 189, 248, 0.1) !important;
  }

  .certification-filter-toggle__summary {
    color: #fff !important;
  }

  .certification-filter-menu {
    background: #0b1525 !important;
    border-color: rgba(255, 255, 255, 0.12) !important;
    box-shadow: 0 22px 60px rgba(0, 0, 0, 0.45) !important;
  }

  .certification-filter-option {
    color: #cbd5e1 !important;
  }

  .certification-filter-option:hover {
    background: rgba(255, 255, 255, 0.05) !important;
    color: #fff !important;
  }

  .certification-count {
    color: var(--muted) !important;
  }

  /* Skeleton loading shimmers */
  .tile-skeleton {
    background: rgba(255, 255, 255, 0.02) !important;
    border-color: rgba(255, 255, 255, 0.05) !important;
  }

  .tile-skeleton__icon,
  .tile-skeleton__line {
    background: rgba(255, 255, 255, 0.06) !important;
  }

  /* Dialog popups */
  .credential-dialog__panel,
  .social-dialog__panel {
    background: rgba(13, 24, 40, 0.95) !important;
    border: 1px solid rgba(255, 255, 255, 0.12) !important;
    color: #fff !important;
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.6) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
  }

  .credential-dialog__title,
  .social-dialog__title {
    color: #fff !important;
  }

  .credential-dialog__copy,
  .social-dialog__copy,
  .social-dialog__notice {
    color: #a8b5c8 !important;
  }

  .credential-dialog__url {
    background: rgba(255, 255, 255, 0.05) !important;
    color: #38bdf8 !important;
  }

  .credential-dialog__button--ghost {
    color: #fff !important;
    border-color: rgba(255, 255, 255, 0.2) !important;
  }

  .credential-dialog__button--ghost:hover {
    background: rgba(255, 255, 255, 0.06) !important;
  }

  .social-dialog__divider span {
    background: #0d1828 !important;
    color: var(--muted) !important;
  }

  .social-dialog__divider::before {
    background: rgba(255, 255, 255, 0.1) !important;
  }

  .social-dialog__open {
    border-color: rgba(255, 255, 255, 0.15) !important;
    background: rgba(255, 255, 255, 0.05) !important;
    color: #fff !important;
  }

  .social-dialog__open:hover {
    background: rgba(255, 255, 255, 0.1) !important;
    border-color: rgba(255, 255, 255, 0.3) !important;
  }

  .social-dialog__close,
  .credential-dialog__close {
    color: #a8b5c8 !important;
  }

  .social-dialog__close:hover,
  .credential-dialog__close:hover {
    color: #fff !important;
    background: rgba(255, 255, 255, 0.06) !important;
  }

  /* Footer */
  .footer {
    background: #0b1525 !important;
    border-top-color: rgba(255, 255, 255, 0.08) !important;
  }
  .footer__copy {
    border-bottom-color: rgba(255, 255, 255, 0.08) !important;
  }
}

/* Home: unified black liquid presentation shared with the bio page. */
body[data-page="home"] {
  background: #000;
  color: #fff;
}

body[data-page="home"] .masthead {
  position: relative;
  z-index: auto;
  background: transparent;
}

body[data-page="home"] #site-nav,
body[data-page="home"] #mas0ng-shared-navbar {
  z-index: 1000 !important;
}

body[data-page="home"] .masthead__bg {
  position: fixed;
  inset: 0;
  opacity: 1;
  transform: none;
  background: #000;
}

body[data-page="home"] .masthead__canvas {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  opacity: 0.6;
  transform: none;
}

body[data-page="home"] .hero {
  opacity: 1;
  transform: none;
}

body[data-page="home"] .hero__inner {
  position: relative;
  display: grid;
  place-items: center;
  width: min(92vw, 820px);
  min-height: 230px;
}

.home-wordmark {
  position: relative;
  z-index: 2;
  max-width: 100%;
  padding: 0.14em 0.08em 0.2em;
  color: #fff !important;
  font-size: clamp(3rem, 12vw, 7.5rem) !important;
  letter-spacing: -0.045em !important;
  line-height: 1 !important;
  white-space: nowrap;
  text-shadow: 0 0 36px rgba(255, 255, 255, 0.18);
  isolation: isolate;
  perspective: 700px;
}

.home-wordmark span {
  display: inline-block;
  opacity: 0;
  filter: none;
  transform: translate(var(--fly-x, 0), var(--fly-y, -0.8em)) rotate(var(--fly-r, -12deg)) scale(0.55);
  transform-origin: center;
  animation: home-wordmark-arrive 900ms cubic-bezier(0.16, 1, 0.3, 1) forwards;
  animation-delay: calc(120ms + var(--letter-index) * 72ms);
}

.home-wordmark span:nth-child(1)  { --letter-index: 0; --fly-x: -0.8em; --fly-y: -0.5em; --fly-r: -22deg; }
.home-wordmark span:nth-child(2)  { --letter-index: 1; --fly-x: -0.35em; --fly-y: 0.9em; --fly-r: 16deg; }
.home-wordmark span:nth-child(3)  { --letter-index: 2; --fly-x: 0.15em; --fly-y: -1em; --fly-r: -14deg; }
.home-wordmark span:nth-child(4)  { --letter-index: 3; --fly-x: 0.5em; --fly-y: 0.85em; --fly-r: 19deg; }
.home-wordmark span:nth-child(5)  { --letter-index: 4; --fly-x: -0.2em; --fly-y: -0.8em; --fly-r: -10deg; }
.home-wordmark span:nth-child(6)  { --letter-index: 5; --fly-x: 0.7em; --fly-y: -0.25em; --fly-r: 18deg; }
.home-wordmark span:nth-child(7)  { --letter-index: 6; --fly-x: -0.1em; --fly-y: 1em; --fly-r: -12deg; }
.home-wordmark span:nth-child(8)  { --letter-index: 7; --fly-x: 0.35em; --fly-y: -0.9em; --fly-r: 16deg; }
.home-wordmark span:nth-child(9)  { --letter-index: 8; --fly-x: 0.6em; --fly-y: 0.75em; --fly-r: -17deg; }
.home-wordmark span:nth-child(10) { --letter-index: 9; --fly-x: 0.95em; --fly-y: -0.45em; --fly-r: 21deg; }

@keyframes home-wordmark-arrive {
  0% {
    opacity: 0;
    filter: none;
    transform: translate(var(--fly-x), var(--fly-y)) rotate(var(--fly-r)) scale(0.55);
  }
  72% {
    opacity: 1;
    filter: none;
    transform: translate(0, 0) rotate(0) scale(1.06);
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.72);
  }
  100% {
    opacity: 1;
    filter: none;
    transform: translate(0, 0) rotate(0) scale(1);
    text-shadow: none;
  }
}

body[data-page="home"] main {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(18px, 4vw, 34px);
  padding: clamp(28px, 5vw, 48px) 16px clamp(48px, 8vw, 88px);
  background: transparent;
  min-width: 0;
  width: 100%;
  overflow: visible;
}

body[data-page="home"] .section {
  width: 100%;
  max-width: 1160px;
  min-width: 0;
  margin: 0 auto;
  padding: 0;
  background: transparent;
}

body[data-page="home"] #certifications {
  margin-top: 0;
}

body[data-page="home"] .section__inner {
  max-width: none;
  min-width: 0;
  padding: clamp(24px, 5vw, 48px);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 28px;
  background: rgba(0, 0, 0, 0.78);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.48);
  backdrop-filter: blur(18px);
  overflow: visible;
}

body[data-page="home"] .section__title,
body[data-page="home"] .section__lead,
body[data-page="home"] .qualification-card__body,
body[data-page="home"] .qualification-card__body h3,
body[data-page="home"] .qualification-card__body p,
body[data-page="home"] .stat-card__body,
body[data-page="home"] .stat-card__value,
body[data-page="home"] .stat-card__label,
body[data-page="home"] .stat-card__meta,
body[data-page="home"] .social-tile__body,
body[data-page="home"] .social-tile__label,
body[data-page="home"] .social-tile__handle {
  min-width: 0;
  max-width: 100%;
  height: auto;
  overflow: visible;
  text-overflow: clip;
  white-space: normal;
  overflow-wrap: anywhere;
}

body[data-page="home"] .section__title {
  color: #fff;
  font-size: clamp(1.7rem, 5vw, 2.65rem);
  font-weight: 800;
}

body[data-page="home"] .section__lead,
body[data-page="home"] .qualification-card__body p,
body[data-page="home"] .stat-card__label,
body[data-page="home"] .stat-card__meta,
body[data-page="home"] .sponsors-label,
body[data-page="home"] .qualification-empty {
  color: rgba(255, 255, 255, 0.64);
}

body[data-page="home"] .qualification-card,
body[data-page="home"] .stat-card,
body[data-page="home"] .social-tile,
body[data-page="home"] .tile-skeleton {
  position: relative;
  z-index: 0;
  min-width: 0;
  max-width: 100%;
  height: auto;
  overflow: visible;
  border-color: rgba(255, 255, 255, 0.13);
  border-radius: 16px;
  background: rgba(8, 8, 8, 0.84);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.34);
  backdrop-filter: blur(12px);
}

body[data-page="home"] .qualification-card:hover,
body[data-page="home"] .stat-card:hover,
body[data-page="home"] .social-tile:hover {
  z-index: 1;
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.5);
}

body[data-page="home"] .qualification-card__body h3,
body[data-page="home"] .stat-card__value,
body[data-page="home"] .social-tile__label {
  color: #fff;
}

body[data-page="home"] .qualification-card__icon,
body[data-page="home"] .stat-card__icon-wrap {
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.07) !important;
}

body[data-page="home"] .qualification-button {
  border-color: rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  background: #fff;
  color: #000;
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.32);
}

body[data-page="home"] .qualification-more {
  color: rgba(255, 255, 255, 0.7);
}

body[data-page="home"] .qualification-more__stack i {
  background: #080808;
}

body[data-page="home"] .qualification-button:hover {
  background: #e5e7eb;
}

body[data-page="home"] .stats-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

body[data-page="home"] .stat-card {
  min-height: 112px;
  opacity: 1;
  transform: none;
}

body[data-page="home"] .stats-grid.is-visible .stat-card {
  animation: none;
}

body[data-page="home"] .stat-card__value {
  font-size: clamp(1.45rem, 2.4vw, 2rem);
  white-space: nowrap;
  overflow-wrap: normal;
}

body[data-page="home"] .social-tile__handle {
  color: #93c5fd;
}

body[data-page="home"] .social-tile__external {
  color: rgba(255, 255, 255, 0.62);
  background: rgba(255, 255, 255, 0.06);
}

body[data-page="home"] .qualification-empty {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.04);
}

body[data-page="home"] .sponsors-belt {
  border-radius: 18px;
  background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.06) 12%, rgba(255, 255, 255, 0.06) 88%, transparent);
}

body[data-page="home"] .sponsor-card img {
  filter: grayscale(1) brightness(1.7) opacity(0.72);
}

html[data-nav-solid] body[data-page="home"] .nav {
  border-bottom-color: rgba(255, 255, 255, 0.1);
  background: rgba(0, 0, 0, 0.82);
  color: #fff;
}

html[data-nav-solid] body[data-page="home"] .nav__brand,
html[data-nav-solid] body[data-page="home"] .nav__item:not(.is-active),
html[data-nav-solid] body[data-page="home"] .nav__toggle {
  color: rgba(255, 255, 255, 0.9);
}

html[data-nav-solid] body[data-page="home"] .nav__cluster {
  border-color: rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.06);
}

body[data-page="home"] .footer {
  position: relative;
  z-index: 2;
  display: block;
  flex: 0 0 auto;
  width: 100%;
  border-top-color: rgba(255, 255, 255, 0.1);
  background: #000;
  color: #fff;
}

body[data-page="home"] .footer__copy {
  border-bottom-color: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.58);
}

body[data-page="home"] .footer__col h3 {
  color: #fff;
}

body[data-page="home"] .footer__col a,
body[data-page="home"] .footer__note-inline {
  color: rgba(255, 255, 255, 0.68);
}

body[data-page="home"] .footer__social-link img {
  filter: brightness(0) invert(1);
  opacity: 0.9;
}

body[data-page="home"] .skeleton-shimmer {
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.11) 42%, rgba(255, 255, 255, 0.04) 84%);
  background-size: 220% 100%;
}

@media (min-width: 769px) {
  body[data-page="home"] .stat-card {
    min-height: 168px;
    padding: 18px 14px;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 11px;
    text-align: center;
  }

  body[data-page="home"] .stat-card__icon-wrap {
    width: 40px;
    height: 40px;
    border-radius: 12px;
  }

  body[data-page="home"] .stat-card__icon-wrap svg {
    width: 18px;
    height: 18px;
  }

  body[data-page="home"] .stat-card__body {
    align-items: center;
    gap: 3px;
  }
}

@media (max-width: 768px) {
  body[data-page="home"] .masthead__canvas {
    display: none;
  }

  body[data-page="home"] .masthead__bg {
    background:
      radial-gradient(ellipse 30% 18% at 8% 14%, rgba(255, 255, 255, 0.2) 0 46%, transparent 49%),
      radial-gradient(ellipse 22% 32% at 94% 22%, rgba(255, 255, 255, 0.14) 0 45%, transparent 49%),
      radial-gradient(ellipse 34% 20% at 4% 61%, rgba(255, 255, 255, 0.12) 0 44%, transparent 48%),
      radial-gradient(ellipse 24% 16% at 86% 72%, rgba(255, 255, 255, 0.18) 0 44%, transparent 49%),
      radial-gradient(circle at 23% 87%, rgba(255, 255, 255, 0.09) 0 7%, transparent 7.5%),
      radial-gradient(circle at 72% 44%, rgba(255, 255, 255, 0.08) 0 5%, transparent 5.5%),
      #000;
  }

  body[data-page="home"] main {
    gap: 14px;
    padding-inline: 12px;
  }

  body[data-page="home"] .section__inner {
    padding: 24px 14px;
    border-radius: 22px;
  }

  body[data-page="home"] .stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0;
    margin: 20px 0 0;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 20px;
    background:
      radial-gradient(circle at 8% 0%, rgba(96, 165, 250, 0.18), transparent 48%),
      radial-gradient(circle at 100% 100%, rgba(16, 185, 129, 0.14), transparent 48%),
      rgba(8, 8, 8, 0.88);
  }

  body[data-page="home"] .stat-card {
    min-height: 150px;
    padding: 18px 16px;
    flex-direction: column;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
  }

  body[data-page="home"] .stat-card--views {
    border-right: 1px solid rgba(255, 255, 255, 0.12);
  }

  body[data-page="home"] .stat-card--desktop-only {
    display: none;
  }

  body[data-page="home"] .stat-card__icon-wrap {
    width: 44px;
    height: 44px;
    border-radius: 13px;
  }

  body[data-page="home"] .stat-card__icon-wrap svg {
    width: 21px;
    height: 21px;
  }

  body[data-page="home"] .stat-card__body {
    gap: 3px;
  }

  body[data-page="home"] .stat-card__value {
    font-size: clamp(1.75rem, 9vw, 2.3rem);
    line-height: 1;
  }

  body[data-page="home"] .stat-card__label {
    font-size: 0.72rem;
  }

  body[data-page="home"] .stat-card__meta {
    color: rgba(255, 255, 255, 0.48);
    font-size: 0.65rem;
  }

  body[data-page="home"] .sponsors-carousel-container {
    margin: 24px 0 0;
  }

  body[data-page="home"] .sponsors-label {
    margin-bottom: 10px;
    color: rgba(255, 255, 255, 0.54);
    font-size: 0.68rem;
    letter-spacing: 0.08em;
  }

  body[data-page="home"] .sponsors-label__desktop {
    display: none;
  }

  body[data-page="home"] .sponsors-label__mobile {
    display: inline;
  }

  body[data-page="home"] .social-lead__desktop {
    display: none;
  }

  body[data-page="home"] .social-lead__mobile {
    display: inline;
  }

  body[data-page="home"] .sponsors-belt {
    padding: 8px 0;
    border-block: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 0;
    background: transparent;
    mask-image: linear-gradient(to right, transparent, #000 8%, #000 92%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, #000 8%, #000 92%, transparent);
  }

  body[data-page="home"] .sponsors-belt__track {
    --belt-gap: 8px;
    gap: var(--belt-gap);
    animation-duration: 30s;
  }

  body[data-page="home"] .sponsor-card {
    min-width: 92px;
    height: 42px;
    padding: 9px 14px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.045);
  }

  body[data-page="home"] .sponsor-card img {
    width: auto;
    height: 18px;
    max-width: 72px;
  }

  body[data-page="home"] .social-grid,
  body[data-page="home"] .qualification-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}

@media (min-width: 769px) and (max-width: 1040px) {
  body[data-page="home"] .stats-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  body[data-page="home"] .masthead__canvas {
    display: none;
  }

  .home-wordmark span {
    animation: none;
    opacity: 1;
    filter: none;
    transform: none;
  }

}

/* ── Premium Brand Logo Filter Enhancements ── */
.sponsor-card img {
  filter: grayscale(1) opacity(0.4);
  transition: filter 0.25s ease, opacity 0.25s ease;
}

.sponsor-card:hover img {
  filter: grayscale(0) opacity(0.9);
}

@media not all {
  .sponsor-card img {
    filter: grayscale(1) brightness(1.5) opacity(0.55);
  }
  .sponsor-card:hover img {
    filter: grayscale(0) brightness(1) opacity(0.95);
  }
}

/* 404: intentionally minimal and consistent with the public site */
body[data-page="error"] #site-main {
  display: flex;
  flex-direction: column;
  padding: var(--nav-h) 0 0;
  overflow: visible;
  background: var(--page-light);
}

body[data-page="error"] #site-main::before,
body[data-page="error"] #site-main::after {
  display: none;
}

body[data-page="error"] .page-panel {
  display: flex;
  flex: 1 0 auto;
  flex-direction: column;
  justify-content: center;
  width: min(calc(100% - 48px), 560px);
  margin: 0 auto;
  padding: 56px 0 72px;
  border: 0;
  border-radius: 0;
  background: transparent;
  text-align: center;
  box-shadow: none;
  backdrop-filter: none;
}

body[data-page="error"] .footer {
  align-self: stretch;
  width: 100%;
}

@media (max-width: 560px) {
  body[data-page="error"] .page-panel { width: calc(100% - 32px); padding-top: 44px; }
}

body[data-page="error"] .page-panel__code {
  position: static;
  margin: 0 0 18px;
  font-family: var(--font-body);
  font-size: clamp(5rem, 18vw, 8rem);
  font-weight: 700;
  line-height: .9;
  letter-spacing: -.075em;
  color: #dc2626;
  text-shadow: none;
}

body[data-page="error"] .page-panel__title {
  max-width: none;
  margin: 0;
  font-size: clamp(2rem, 7vw, 3rem);
  line-height: 1.08;
  letter-spacing: -.03em;
}

body[data-page="error"] .page-panel__lead {
  max-width: 42ch;
  margin: 16px auto 0;
  font-size: 1rem;
  line-height: 1.65;
}

body[data-page="error"] .page-panel__actions {
  justify-content: center;
  margin-top: 28px;
}

body[data-page="error"] .page-panel__btn {
  min-height: 46px;
  gap: 9px;
  transition: background .2s ease, border-color .2s ease;
}

body[data-page="error"] .page-panel__btn--primary {
  border-color: var(--login-border);
  background: var(--login-bg);
  color: var(--login-text);
  box-shadow: none;
}

body[data-page="error"] .page-panel__btn:hover {
  border-color: #60a5fa;
  background: #bfdbfe;
  transform: none;
}

/* Keep decorative motion optional, including the continuously scrolling belt. */
@media (prefers-reduced-motion: reduce) {
  .sponsors-belt__track, .scroll-hint__chevron, .page-panel__chip, .skeleton-shimmer {
    animation: none !important;
  }
  .sponsors-belt { overflow-x: auto; }
}