/**
 * NURSNOOK — Main Stylesheet
 * Self-hosted fonts (base64, font-display: block)
 */
@import url('fonts-inter.css');
@import url('fonts-instrument-serif.css');

    *, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

    :root {
      --black: #0a0a0a;
      --white: #ffffff;
      --gray-100: #f5f5f5;
      --gray-200: #e5e5e5;
      --gray-300: #d4d4d4;
      --gray-400: #a3a3a3;
      --gray-500: #737373;
      --gray-600: #525252;
      --sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
      --serif: 'Instrument Serif', Georgia, serif;
    }

    html { font-size: 16px; scroll-behavior: smooth; }

    body {
      font-family: var(--sans);
      background: var(--white);
      color: var(--black);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    /* ── UTILITY ── */
    .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 clamp(1.5rem, 5vw, 4rem); }
    .container--narrow { max-width: 800px; margin: 0 auto; padding: 0 clamp(1.5rem, 5vw, 4rem); }

    /* ── TYPOGRAPHY ── */
    .t-serif { font-family: var(--serif); }
    .t-sans { font-family: var(--sans); }
    .t-label {
      font-family: var(--sans);
      font-size: 0.6875rem;
      font-weight: 600;
      letter-spacing: 0.15em;
      text-transform: uppercase;
      color: var(--gray-500);
      margin-bottom: 1.5rem;
    }

    /* ── DIVIDER ── */
    .divider {
      width: 100%;
      height: 1px;
      background: var(--gray-200);
    }

    /* ── SCROLL PROGRESS ── */
    .scroll-progress {
      position: fixed;
      top: 0;
      left: 0;
      width: 0%;
      height: 3px;
      background: var(--black);
      z-index: 200;
      transition: width 0.05s linear;
    }

    /* ── HEADER ── */
    .header {
      position: fixed; top: 0; left: 0; right: 0; z-index: 100;
      background: rgba(255,255,255,0.92);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border-bottom: 1px solid var(--gray-200);
    }
    .header__inner {
      display: flex; align-items: center; justify-content: space-between;
      padding: 1.25rem 0;
    }
    .header__brand {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      font-family: var(--sans);
      font-size: 1.25rem;
      font-weight: 700;
      letter-spacing: -0.02em;
      color: var(--black);
      text-decoration: none;
    }
    .header__mark {
      width: 1.5rem;
      height: auto;
      display: block;
    }
    .header__nav {
      display: flex;
      align-items: center;
      gap: 0.75rem;
    }
    .header__date {
      font-family: var(--sans);
      font-size: 0.75rem;
      font-weight: 500;
      letter-spacing: 0.1em;
      color: var(--gray-500);
      border: 1px solid var(--gray-200);
      padding: 0.4rem 1rem;
      border-radius: 100px;
      text-decoration: none;
      cursor: pointer;
      transition: background 0.2s, color 0.2s, border-color 0.2s;
    }
    .header__date:hover {
      background: var(--black);
      color: var(--white);
      border-color: var(--black);
    }
    .header__blog {
      font-family: var(--sans);
      font-size: 0.75rem;
      font-weight: 600;
      color: var(--white);
      background: var(--black);
      border: 1px solid var(--black);
      padding: 0.4rem 1rem;
      border-radius: 100px;
      text-decoration: none;
      cursor: pointer;
      transition: background 0.2s, color 0.2s, border-color 0.2s;
    }
    .header__blog:hover {
      background: var(--white);
      color: var(--black);
      border-color: var(--black);
    }
    .header__burger {
      display: none;
      flex-direction: column;
      justify-content: center;
      gap: 5px;
      width: 32px;
      height: 32px;
      background: none;
      border: none;
      cursor: pointer;
      padding: 4px;
    }
    .header__burger span {
      display: block;
      width: 100%;
      height: 1.5px;
      background: var(--black);
      border-radius: 1px;
      transition: transform 0.3s ease, opacity 0.3s ease;
    }
    .header__burger.is-active span:first-child {
      transform: translateY(3.25px) rotate(45deg);
    }
    .header__burger.is-active span:last-child {
      transform: translateY(-3.25px) rotate(-45deg);
    }

    /* ── DISABLED LINKS WITH TOOLTIPS ── */
    [data-tooltip] {
      position: relative;
      cursor: default;
    }
    .header__date[data-tooltip],
    .header__blog[data-tooltip] {
      cursor: pointer;
    }
    [data-tooltip]::after {
      content: attr(data-tooltip);
      position: absolute;
      bottom: calc(100% + 10px);
      left: 50%;
      transform: translateX(-50%) translateY(4px);
      white-space: nowrap;
      font-family: var(--sans);
      font-size: 0.6875rem;
      font-weight: 500;
      letter-spacing: 0.01em;
      color: var(--white);
      background: var(--black);
      padding: 0.4rem 0.85rem;
      border-radius: 6px;
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.2s ease, transform 0.2s ease;
      z-index: 100;
    }
    [data-tooltip]::before {
      content: '';
      position: absolute;
      bottom: calc(100% + 4px);
      left: 50%;
      transform: translateX(-50%);
      border: 5px solid transparent;
      border-top-color: var(--black);
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.2s ease;
      z-index: 100;
    }
    [data-tooltip]:hover::after {
      opacity: 1;
      transform: translateX(-50%) translateY(0);
    }
    [data-tooltip]:hover::before {
      opacity: 1;
    }
    /* Header tooltip flips below the button */
    .header [data-tooltip]::after {
      bottom: auto;
      top: calc(100% + 10px);
      transform: translateX(-50%) translateY(-4px);
    }
    .header [data-tooltip]:hover::after {
      transform: translateX(-50%) translateY(0);
    }
    .header [data-tooltip]::before {
      bottom: auto;
      top: calc(100% + 4px);
      border-top-color: transparent;
      border-bottom-color: var(--black);
    }

    /* ── HERO ── */
    .hero {
      min-height: 100vh;
      display: flex;
      flex-direction: column;
      justify-content: center;
      padding-top: 6rem;
      padding-bottom: 4rem;
    }
    .hero__label {
      margin-bottom: 2rem;
    }
    .hero__headline {
      font-family: var(--serif);
      font-size: clamp(3.5rem, 10vw, 8rem);
      font-weight: 400;
      line-height: 1;
      letter-spacing: -0.03em;
      color: var(--black);
      margin-bottom: 2rem;
    }
    .hero__headline em {
      font-style: italic;
      color: var(--gray-400);
    }
    .hero__sub {
      font-size: clamp(0.9rem, 1.4vw, 1.05rem);
      line-height: 1.7;
      color: var(--gray-500);
      max-width: 540px;
      margin-bottom: 3rem;
    }
    .hero__sub a {
      color: var(--black);
      text-decoration: underline;
    }
    .hero__sub a:hover {
      text-decoration: none;
    }
    .footer {
      display: flex;
      align-items: center;
      gap: 2rem;
      flex-wrap: wrap;
      margin-top: 2.5rem;
    }
    .footer__item {
      font-size: 0.8125rem;
      color: var(--gray-500);
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    .footer__item strong { color: var(--black); font-weight: 600; }

    /* ── FORM ── */
    .waitlist-form { display: flex; gap: 0.75rem; flex-wrap: wrap; max-width: 480px; }
    .waitlist-form__input {
      flex: 1;
      min-width: 220px;
      padding: 0.9rem 1.25rem;
      font-family: var(--sans);
      font-size: 0.9375rem;
      color: var(--black);
      background: var(--white);
      border: 1.5px solid var(--gray-300);
      border-radius: 6px;
      outline: none;
      transition: border-color 0.2s;
    }
    .waitlist-form__input::placeholder { color: var(--gray-400); }
    .waitlist-form__input:focus { border-color: var(--black); }
    .waitlist-form__btn {
      padding: 0.9rem 2rem;
      font-family: var(--sans);
      font-size: 0.9375rem;
      font-weight: 600;
      color: var(--white);
      background: var(--black);
      border: none;
      border-radius: 6px;
      cursor: pointer;
      transition: opacity 0.2s;
      white-space: nowrap;
    }
    .waitlist-form__btn:hover { opacity: 0.82; }

    /* ── COUNTDOWN ── */
    .countdown {
      padding: 7rem 0;
      text-align: center;
    }
    .countdown__grid {
      display: flex;
      justify-content: center;
      gap: clamp(1.5rem, 4vw, 3.5rem);
      margin-top: 3rem;
    }
    .countdown__unit { text-align: center; }
    .countdown__number {
      font-family: var(--serif);
      font-size: clamp(3rem, 7vw, 5.5rem);
      font-weight: 400;
      line-height: 1;
      color: var(--black);
      display: block;
      min-width: 2.5ch;
      text-align: center;
      font-variant-numeric: tabular-nums;
    }
    .countdown__label {
      display: block;
      margin-top: 0.75rem;
      font-size: 0.6875rem;
      font-weight: 600;
      letter-spacing: 0.15em;
      text-transform: uppercase;
      color: var(--gray-400);
    }
    .countdown__separator {
      font-family: var(--serif);
      font-size: clamp(2.5rem, 6vw, 4.5rem);
      color: var(--gray-300);
      align-self: flex-start;
      padding-top: 0.25rem;
      user-select: none;
    }

    /* ── BUILD PROGRESS ── */
    .dev-progress {
      width: 60%;
      max-width: 400px;
      margin: 3.5rem auto 0;
    }
    .dev-progress__label {
      font-family: var(--sans);
      font-size: 0.6875rem;
      font-weight: 600;
      letter-spacing: 0.15em;
      text-transform: uppercase;
      color: var(--gray-400);
      margin-bottom: 0.75rem;
      text-align: center;
    }
    .dev-progress__track {
      width: 100%;
      height: 6px;
      background: var(--gray-200);
      border-radius: 100px;
      overflow: hidden;
    }
    .dev-progress__fill {
      height: 100%;
      width: 0%;
      background: var(--black);
      border-radius: 100px;
      transition: width 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }

    /* ── THESIS ── */
    .thesis {
      padding: 7rem 0;
    }
    .thesis__headline {
      font-family: var(--serif);
      font-size: clamp(2rem, 5vw, 3.75rem);
      font-weight: 400;
      line-height: 1.15;
      letter-spacing: -0.02em;
      color: var(--black);
      margin-bottom: 2.5rem;
      max-width: 700px;
    }
    .thesis__body {
      font-size: 1.0625rem;
      line-height: 1.8;
      color: var(--gray-600);
      max-width: 620px;
    }
    .thesis__body + .thesis__body { margin-top: 1.5rem; }
    .thesis__body strong { color: var(--black); font-weight: 600; }

    /* ── STATS ── */
    .stats {
      padding: 7rem 0;
      background: var(--gray-100);
    }
    .stats__grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 2rem;
      margin-top: 3rem;
    }
    .stats__item {
      text-align: center;
    }
    .stats__number {
      font-family: var(--serif);
      font-size: clamp(2.5rem, 5vw, 3.75rem);
      font-weight: 400;
      line-height: 1;
      color: var(--black);
      display: block;
      margin-bottom: 0.75rem;
    }
    .stats__label {
      font-family: var(--sans);
      font-size: 0.8125rem;
      line-height: 1.5;
      color: var(--gray-500);
    }
    .stats__ref {
      font-size: 0.625rem;
      vertical-align: super;
      line-height: 0;
      color: var(--gray-400);
      margin-left: 0.125rem;
    }
    .stats__sources {
      margin-top: 4rem;
      padding-top: 1.5rem;
      border-top: 1px solid var(--gray-200);
    }
    .stats__sources ol {
      list-style: decimal;
      padding-left: 1.25rem;
      margin: 0;
    }
    .stats__sources li {
      font-family: var(--sans);
      font-size: 0.6875rem;
      line-height: 1.8;
      color: var(--gray-400);
    }
    .stats__sources a {
      color: var(--gray-400);
      text-decoration: underline;
      text-underline-offset: 2px;
    }
    .stats__sources a:hover {
      color: var(--gray-600);
    }

    /* ── MISSED OPPORTUNITY ── */
    .opportunity {
      padding: 7rem 0;
    }
    .opportunity__headline {
      font-family: var(--serif);
      font-size: clamp(2rem, 5vw, 3.75rem);
      font-weight: 400;
      line-height: 1.15;
      letter-spacing: -0.02em;
      color: var(--black);
      margin-bottom: 2.5rem;
      max-width: 700px;
    }
    .opportunity__body {
      font-size: 1.0625rem;
      line-height: 1.8;
      color: var(--gray-600);
      max-width: 620px;
    }
    .opportunity__body + .opportunity__body { margin-top: 1.5rem; }
    .opportunity__body strong { color: var(--black); font-weight: 600; }
    .opportunity__principle {
      margin-top: 3rem;
      padding: 2.5rem;
      border-left: 3px solid var(--black);
      background: var(--gray-100);
      max-width: 620px;
    }
    .opportunity__principle-text {
      font-family: var(--serif);
      font-size: 1.25rem;
      font-weight: 400;
      line-height: 1.5;
      font-style: italic;
      color: var(--black);
    }

    /* ── NOMENCLATURE / LEXICON ── */
    .lexicon {
      padding: 7rem 0;
    }
    .lexicon__intro {
      margin-bottom: 4rem;
    }
    .lexicon__title {
      font-family: var(--serif);
      font-size: clamp(2rem, 4vw, 3rem);
      font-weight: 400;
      line-height: 1.15;
      letter-spacing: -0.02em;
      color: var(--black);
      margin-top: 0.75rem;
      margin-bottom: 1.25rem;
    }
    .lexicon__subtitle {
      font-size: 1.0625rem;
      line-height: 1.7;
      color: var(--gray-500);
      max-width: 580px;
    }
    .lexicon__list { list-style: none; }
    .lexicon__item {
      display: grid;
      grid-template-columns: clamp(100px, 15vw, 180px) 1fr;
      gap: 2rem;
      padding: 2.5rem 0;
      border-top: 1px solid var(--gray-200);
    }
    .lexicon__item:last-child { border-bottom: 1px solid var(--gray-200); }
    .lexicon__term {
      font-family: var(--sans);
      font-size: 0.8125rem;
      font-weight: 700;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--black);
      padding-top: 0.2rem;
    }
    .lexicon__def-title {
      font-family: var(--serif);
      font-size: 1.5rem;
      font-weight: 400;
      color: var(--black);
      margin-bottom: 0.625rem;
      line-height: 1.3;
    }
    .lexicon__def-body {
      font-size: 0.9375rem;
      line-height: 1.75;
      color: var(--gray-600);
      max-width: 520px;
    }

    /* ── IN PRACTICE ── */
    .practice {
      padding: 6rem 0 8rem;
    }
    .practice__header {
      text-align: left;
      margin-bottom: 4rem;
    }
    .practice__title {
      font-family: var(--serif);
      font-size: clamp(2rem, 5vw, 3.25rem);
      font-weight: 400;
      line-height: 1.15;
      margin-bottom: 1rem;
    }
    .practice__subtitle {
      font-size: 1.0625rem;
      color: var(--gray-600);
      max-width: 520px;
      margin: 0;
      line-height: 1.6;
    }
    .practice__grid {
      columns: 3;
      column-gap: 1.25rem;
    }
    .practice__card {
      break-inside: avoid;
      margin-bottom: 1.25rem;
      position: relative;
      border-radius: 12px;
      overflow: hidden;
      cursor: pointer;
      filter: grayscale(100%);
      opacity: 0;
      transform: translateY(40px);
      transition:
        filter 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
        opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
        transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
        box-shadow 0.3s ease;
    }
    .practice__card.is-visible {
      filter: grayscale(100%);
      opacity: 1;
      transform: translateY(0);
    }
    .practice__card:hover {
      box-shadow: 0 16px 48px rgba(0, 0, 0, 0.12);
      transform: translateY(-4px) scale(1.55);
      z-index: 10;
      position: relative;
    }
    .practice__card.is-visible:hover {
      filter: grayscale(0%);
    }
    .practice__img {
      display: block;
      width: 100%;
      aspect-ratio: 4 / 5;
      object-fit: cover;
      background: var(--gray-200);
    }
    @media (max-width: 900px) {
      .practice__grid { columns: 2; column-gap: 1rem; }
      .practice__card { margin-bottom: 1rem; }
    }
    @media (max-width: 560px) {
      .practice { padding: 4rem 0 5rem; }
      .practice__header { margin-bottom: 2.5rem; }
      .practice__grid { columns: 1; column-gap: 0; }
      .practice__card { margin-bottom: 1.25rem; }
    }

    /* ── BLOCKQUOTE ── */
    .manifesto {
      padding: 8rem 0;
      background: var(--black);
      color: var(--white);
    }
    .manifesto__quote {
      font-family: var(--serif);
      font-size: clamp(1.5rem, 4vw, 2.75rem);
      font-weight: 400;
      line-height: 1.35;
      font-style: italic;
      max-width: 800px;
      margin-bottom: 2rem;
    }
    .manifesto__attr {
      font-family: var(--sans);
      font-size: 0.75rem;
      font-weight: 500;
      letter-spacing: 0.15em;
      text-transform: uppercase;
      color: var(--gray-400);
    }

    /* ── IDENTITY ── */
    .identity {
      padding: 7rem 0;
    }
    .identity__grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: clamp(3rem, 6vw, 6rem);
      align-items: start;
    }
    .identity__headline {
      font-family: var(--serif);
      font-size: clamp(2rem, 4vw, 3rem);
      font-weight: 400;
      line-height: 1.15;
      letter-spacing: -0.02em;
      color: var(--black);
      margin-top: 1rem;
      margin-bottom: 1.5rem;
    }
    .identity__body {
      font-size: 1.0625rem;
      line-height: 1.8;
      color: var(--gray-600);
    }
    .identity__body + .identity__body { margin-top: 1.25rem; }
    .identity__body strong { color: var(--black); font-weight: 600; }
    .identity__callout {
      margin-top: 2rem;
      font-family: var(--serif);
      font-size: 1.125rem;
      font-style: italic;
      color: var(--gray-400);
    }
    .identity__signals { list-style: none; }
    .identity__signal {
      padding: 1.5rem 0;
      border-bottom: 1px solid var(--gray-200);
    }
    .identity__signal:first-child { border-top: 1px solid var(--gray-200); }
    .identity__signal-title {
      font-size: 0.875rem;
      font-weight: 600;
      color: var(--black);
      margin-bottom: 0.25rem;
    }
    .identity__signal-desc {
      font-size: 0.8125rem;
      color: var(--gray-500);
      line-height: 1.5;
    }

    /* ── PERKS ── */
    .perks {
      padding: 7rem 0;
      background: var(--gray-100);
    }
    .perks__grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 2rem;
      margin-top: 3.5rem;
    }
    .perks__number {
      font-family: var(--serif);
      font-size: 2.25rem;
      color: var(--gray-300);
      line-height: 1;
      margin-bottom: 1rem;
    }
    .perks__item-title {
      font-size: 0.9375rem;
      font-weight: 600;
      color: var(--black);
      margin-bottom: 0.5rem;
    }
    .perks__item-body {
      font-size: 0.875rem;
      line-height: 1.65;
      color: var(--gray-600);
    }

    /* ── FINAL CTA ── */
    .final-cta {
      padding: 10rem 0;
      text-align: center;
    }
    .final-cta__headline {
      font-family: var(--serif);
      font-size: clamp(3rem, 8vw, 6.5rem);
      font-weight: 400;
      line-height: 1;
      letter-spacing: -0.03em;
      color: var(--black);
      margin-bottom: 1rem;
    }
    .final-cta__sub {
      font-size: 1.125rem;
      color: var(--gray-500);
      margin-bottom: 3rem;
    }
    .final-cta__form {
      display: flex;
      gap: 0.75rem;
      justify-content: center;
      flex-wrap: wrap;
      margin-bottom: 2.5rem;
    }
    .final-cta__trust {
      display: flex;
      gap: 2rem;
      justify-content: center;
      flex-wrap: wrap;
    }
    .final-cta__trust-item {
      font-size: 0.8125rem;
      color: var(--gray-500);
    }
    .final-cta__trust-item::before {
      content: "—";
      margin-right: 0.5rem;
      color: var(--gray-300);
    }

    /* ── SOCIAL ── */
    .social {
      display: flex;
      gap: 1.25rem;
      justify-content: center;
      margin-top: 2.5rem;
    }
    .social__link {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 2.5rem;
      height: 2.5rem;
      border: 1px solid var(--gray-200);
      border-radius: 50%;
      color: var(--gray-500);
      transition: color 0.2s, border-color 0.2s;
    }
    .social__link:hover {
      color: var(--black);
      border-color: var(--black);
    }
    .social__link svg {
      width: 1rem;
      height: 1rem;
      fill: currentColor;
    }
    .social--footer {
      margin-top: 0;
    }
    .social--footer .social__link {
      width: 2rem;
      height: 2rem;
    }
    .social--footer .social__link svg {
      width: 0.8125rem;
      height: 0.8125rem;
    }

    /* ── WAITLIST MODAL ── */
    .wl-modal {
      position: fixed;
      inset: 0;
      z-index: 9999;
      display: flex;
      align-items: center;
      justify-content: center;
      opacity: 0;
      visibility: hidden;
      transition: opacity 0.3s ease, visibility 0.3s ease;
    }
    .wl-modal.is-open {
      opacity: 1;
      visibility: visible;
    }
    .wl-modal__backdrop {
      position: absolute;
      inset: 0;
      background: rgba(0, 0, 0, 0.45);
      backdrop-filter: blur(4px);
      -webkit-backdrop-filter: blur(4px);
    }
    .wl-modal__card {
      position: relative;
      background: var(--white);
      border-radius: 16px;
      max-width: 420px;
      width: 90%;
      padding: 3rem 2.5rem 2.5rem;
      text-align: center;
      transform: translateY(16px) scale(0.97);
      transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
      box-shadow: 0 32px 80px rgba(0, 0, 0, 0.15);
    }
    .wl-modal.is-open .wl-modal__card {
      transform: translateY(0) scale(1);
    }
    .wl-modal__icon {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: var(--black);
      margin-bottom: 1.25rem;
    }
    .wl-modal__icon svg {
      width: 22px;
      height: 22px;
      fill: none;
      stroke: var(--white);
      stroke-width: 2;
      stroke-linecap: round;
      stroke-linejoin: round;
    }
    .wl-modal__title {
      font-family: var(--serif);
      font-size: 1.75rem;
      font-weight: 400;
      line-height: 1.15;
      color: var(--black);
      margin-bottom: 0.75rem;
    }
    .wl-modal__text {
      font-size: 0.9375rem;
      line-height: 1.6;
      color: var(--gray-600);
      margin-bottom: 2rem;
      text-align: justify;
    }
    .wl-modal__close {
      display: inline-block;
      font-family: var(--sans);
      font-size: 0.75rem;
      font-weight: 600;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--white);
      background: var(--black);
      border: none;
      padding: 0.65rem 2rem;
      border-radius: 100px;
      cursor: pointer;
      transition: opacity 0.2s;
    }
    .wl-modal__close:hover {
      opacity: 0.82;
    }
    .wl-modal--error .wl-modal__icon {
      background: #c00;
    }

    /* ── TOOLTIP ── */
    .tooltip {
      position: relative;
      cursor: help;
      border-bottom: 1px dashed currentColor;
    }
    .tooltip::after {
      content: attr(data-tip);
      position: absolute;
      bottom: calc(100% + 8px);
      left: 50%;
      transform: translateX(-50%);
      background: var(--black);
      color: var(--white);
      font-family: var(--sans);
      font-size: 0.75rem;
      font-weight: 400;
      line-height: 1.5;
      letter-spacing: 0;
      text-transform: none;
      padding: 0.75rem 1rem;
      border-radius: 6px;
      width: max-content;
      max-width: 280px;
      white-space: normal;
      opacity: 0;
      visibility: hidden;
      transition: opacity 0.2s, visibility 0.2s;
      pointer-events: none;
      z-index: 50;
    }
    .tooltip::before {
      content: '';
      position: absolute;
      bottom: calc(100% + 2px);
      left: 50%;
      transform: translateX(-50%);
      border: 5px solid transparent;
      border-top-color: var(--black);
      opacity: 0;
      visibility: hidden;
      transition: opacity 0.2s, visibility 0.2s;
      pointer-events: none;
      z-index: 50;
    }
    .tooltip:hover::after,
    .tooltip:hover::before {
      opacity: 1;
      visibility: visible;
    }

    /* ── FLOATING SOCIAL BAR ── */
    .social-float {
      position: fixed;
      left: 3.5rem;
      top: 50%;
      transform: translateY(-50%);
      z-index: 90;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 0.75rem;
    }
    .social-float__icons::before,
    .social-float__icons::after {
      content: '';
      display: block;
      width: 1px;
      height: 48px;
      background: var(--gray-300);
    }
    .social-float__fab {
      display: none;
    }
    .social-float__icons {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 0.75rem;
    }
    .social-float__link {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: var(--white);
      border: 1px solid var(--gray-200);
      color: var(--gray-400);
      transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.2s;
      cursor: pointer;
    }
    .social-float__link svg {
      width: 16px;
      height: 16px;
      fill: currentColor;
    }
    .social-float__link:hover {
      background: var(--black);
      color: var(--white);
      border-color: var(--black);
      transform: scale(1.1);
    }
    .social-float__link[data-tooltip] {
      cursor: pointer;
    }
    .social-float__share svg {
      width: 15px;
      height: 15px;
      fill: none;
      stroke: currentColor;
    }
    .social-float__link[data-tooltip]::after {
      bottom: auto;
      top: 50%;
      left: calc(100% + 12px);
      transform: translateY(-50%);
    }
    .social-float__link[data-tooltip]::before {
      bottom: auto;
      top: 50%;
      left: calc(100% + 2px);
      transform: translateY(-50%);
      border: 5px solid transparent;
      border-right-color: var(--black);
      border-top-color: transparent;
    }

    @media (max-width: 1024px) {
      .social-float {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        top: auto;
        transform: none;
        flex-direction: row;
        align-items: center;
        justify-content: center;
        gap: 0;
        background: var(--white);
        border-top: 1px solid var(--gray-200);
        padding: 0.6rem 1rem;
        z-index: 9000;
      }
      .social-float__fab {
        display: none !important;
      }
      .social-float__divider {
        display: none;
      }
      .social-float__icons {
        flex-direction: row;
        gap: 1.25rem;
        opacity: 1 !important;
        pointer-events: auto !important;
        transform: none !important;
      }
      .social-float__link {
        opacity: 1 !important;
        transform: none !important;
        transition-delay: 0s !important;
      }
      .social-float__link[data-tooltip]::after,
      .social-float__link[data-tooltip]::before {
        display: none;
      }
      .footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
        margin-bottom: 4rem;
      }
    }

    @media (max-width: 768px) {
      .header__nav {
        display: none;
      }
      .header__burger {
        display: flex;
      }
      .hero__label {
        margin-bottom: 1rem;
      }
      .hero__headline {
        font-size: clamp(3.25rem, 14vw, 5.5rem);
        margin-bottom: 1.5rem;
      }
      .hero__sub-links {
        display: none;
      }
      .hero__sub {
        margin-bottom: 2rem;
      }
    }

    /* ── RESPONSIVE ── */
    @media (max-width: 768px) {
      .lexicon__item {
        grid-template-columns: 1fr;
        gap: 0.5rem;
      }
      .identity__grid {
        grid-template-columns: 1fr;
      }
      .stats__grid {
        grid-template-columns: 1fr 1fr;
      }
      .perks__grid {
        grid-template-columns: 1fr 1fr;
      }
      .countdown__separator { display: none; }
      .practice__item {
        width: clamp(200px, 55vw, 280px);
        height: clamp(280px, 72vw, 400px);
        margin-left: -1.25rem;
      }
    }
    @media (max-width: 480px) {
      .practice__item {
        width: 72vw;
        height: 96vw;
        margin-left: -1rem;
      }
      .perks__grid {
        grid-template-columns: 1fr;
      }
      .waitlist-form { flex-direction: column; }
      .waitlist-form__input { min-width: 0; }
      .final-cta__form { flex-direction: column; align-items: center; }
      .final-cta__form .waitlist-form__input { width: 100%; }
    }

    /* ── DISABLED INLINE LINKS ── */
    .disabled-link {
      color: inherit;
      text-decoration: underline;
      text-underline-offset: 2px;
      text-decoration-thickness: 1px;
      cursor: pointer;
      position: relative;
    }

    /* ── QUIET LINK ── */
    .quiet-link {
      color: inherit;
      text-decoration: underline;
      text-underline-offset: 2px;
      text-decoration-thickness: 1px;
      transition: text-decoration-color 0.25s ease;
    }
    .quiet-link:hover {
      text-decoration-color: transparent;
    }

    /* ── MOBILE MENU ── */
    .mobile-menu {
      display: none;
      position: fixed;
      top: 0; right: 0; bottom: 0; left: 0;
      z-index: 10000;
      opacity: 0;
      visibility: hidden;
      transition: opacity 0.3s ease, visibility 0.3s ease;
    }
    .mobile-menu.is-open {
      display: block;
      opacity: 1;
      visibility: visible;
    }
    .mobile-menu__backdrop {
      position: absolute;
      top: 0; right: 0; bottom: 0; left: 0;
      background: rgba(0,0,0,0.4);
      -webkit-backdrop-filter: blur(4px);
      backdrop-filter: blur(4px);
    }
    .mobile-menu__panel {
      position: absolute;
      top: 0;
      right: 0;
      bottom: 0;
      width: 80vw;
      max-width: 320px;
      background: var(--white);
      padding: 2rem 1.75rem;
      transform: translateX(100%);
      transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
      overflow-y: auto;
      -webkit-overflow-scrolling: touch;
    }
    .mobile-menu.is-open .mobile-menu__panel {
      transform: translateX(0);
    }
    .mobile-menu__close {
      position: absolute;
      top: 1.25rem;
      right: 1.25rem;
      background: none;
      border: none;
      font-size: 1.75rem;
      line-height: 1;
      color: var(--gray-400);
      cursor: pointer;
      transition: color 0.2s;
    }
    .mobile-menu__close:hover {
      color: var(--black);
    }
    .mobile-menu__list {
      list-style: none;
      padding: 3rem 0 0;
      margin: 0;
    }
    .mobile-menu__list li {
      border-bottom: 1px solid var(--gray-200);
    }
    .mobile-menu__list li:last-child {
      border-bottom: none;
    }
    .mobile-menu__link {
      display: flex;
      flex-direction: column;
      padding: 1.1rem 0;
      text-decoration: none;
      color: var(--black);
      font-family: var(--sans);
      font-size: 1rem;
      font-weight: 600;
      letter-spacing: -0.01em;
      transition: color 0.2s;
    }
    .mobile-menu__link--disabled {
      color: var(--gray-400);
    }
    .mobile-menu__hint {
      font-size: 0.7rem;
      font-weight: 400;
      color: var(--gray-400);
      letter-spacing: 0.04em;
      margin-top: 0.2rem;
    }

    /* ── LEGAL OVERLAY ── */
    .legal-overlay {
      position: fixed;
      inset: 0;
      z-index: 9999;
      display: flex;
      align-items: center;
      justify-content: center;
      opacity: 0;
      visibility: hidden;
      transition: opacity 0.35s ease, visibility 0.35s ease;
    }
    .legal-overlay.is-open {
      opacity: 1;
      visibility: visible;
    }
    .legal-overlay__backdrop {
      position: absolute;
      inset: 0;
      background: rgba(10, 10, 10, 0.82);
      backdrop-filter: blur(6px);
      -webkit-backdrop-filter: blur(6px);
    }
    .legal-overlay__panel {
      position: relative;
      width: min(680px, 92vw);
      max-height: 85vh;
      background: var(--white);
      border-radius: 14px;
      box-shadow: 0 32px 80px rgba(0, 0, 0, 0.35);
      display: flex;
      flex-direction: column;
      transform: translateY(20px);
      transition: transform 0.35s ease;
    }
    .legal-overlay.is-open .legal-overlay__panel {
      transform: translateY(0);
    }
    .legal-overlay__close {
      position: absolute;
      top: 1.1rem;
      right: 1.25rem;
      background: none;
      border: none;
      font-size: 1.75rem;
      line-height: 1;
      color: var(--gray-400);
      cursor: pointer;
      transition: color 0.2s ease;
      z-index: 1;
    }
    .legal-overlay__close:hover {
      color: var(--black);
    }
    .legal-overlay__scroll {
      overflow-y: auto;
      padding: 3rem 3rem 2.5rem;
      -webkit-overflow-scrolling: touch;
    }
    .legal-overlay__scroll::-webkit-scrollbar {
      width: 5px;
    }
    .legal-overlay__scroll::-webkit-scrollbar-track {
      background: transparent;
    }
    .legal-overlay__scroll::-webkit-scrollbar-thumb {
      background: var(--gray-300);
      border-radius: 3px;
    }
    .legal-overlay__header {
      margin-bottom: 2.5rem;
      padding-bottom: 1.5rem;
      border-bottom: 1px solid var(--gray-200);
    }
    .legal-overlay__title {
      font-family: var(--serif);
      font-size: 1.75rem;
      font-weight: 400;
      letter-spacing: -0.01em;
      color: var(--black);
      margin-bottom: 0.4rem;
    }
    .legal-overlay__updated {
      font-size: 0.75rem;
      color: var(--gray-500);
      letter-spacing: 0.02em;
    }
    .legal-overlay__section {
      margin-bottom: 2.25rem;
    }
    .legal-overlay__section h3 {
      font-family: var(--sans);
      font-size: 0.7rem;
      font-weight: 600;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: var(--gray-500);
      margin-bottom: 1.5rem;
    }
    .legal-overlay__section h4 {
      font-family: var(--sans);
      font-size: 0.875rem;
      font-weight: 600;
      color: var(--black);
      margin-top: 1.4rem;
      margin-bottom: 0.45rem;
    }
    .legal-overlay__section h3 + h4 {
      margin-top: 0;
    }
    .legal-overlay__section p {
      font-size: 0.8125rem;
      line-height: 1.7;
      color: var(--gray-600);
      margin-bottom: 0.6rem;
    }
    .legal-overlay__section ul {
      list-style: none;
      padding: 0;
      margin: 0.5rem 0 0.8rem;
    }
    .legal-overlay__section li {
      font-size: 0.8125rem;
      line-height: 1.7;
      color: var(--gray-600);
      padding-left: 1rem;
      position: relative;
    }
    .legal-overlay__section li::before {
      content: '';
      position: absolute;
      left: 0;
      top: 0.65em;
      width: 4px;
      height: 4px;
      border-radius: 50%;
      background: var(--gray-400);
    }
    .legal-overlay__section a {
      color: var(--black);
      text-decoration: underline;
      text-underline-offset: 2px;
      text-decoration-thickness: 1px;
    }
    .legal-overlay__section a:hover {
      text-decoration-color: transparent;
    }
    .legal-overlay__footer {
      margin-top: 1rem;
      padding-top: 1.5rem;
      border-top: 1px solid var(--gray-200);
    }
    .legal-overlay__footer p {
      font-size: 0.75rem;
      line-height: 1.65;
      color: var(--gray-500);
      text-align: center;
    }
    .legal-overlay__footer a {
      color: var(--gray-600);
      text-decoration: underline;
      text-underline-offset: 2px;
      text-decoration-thickness: 1px;
    }
    .legal-overlay__footer a:hover {
      text-decoration-color: transparent;
    }
    @media (max-width: 600px) {
      .legal-overlay__panel {
        width: 100vw;
        max-height: 100vh;
        border-radius: 0;
      }
      .legal-overlay__scroll {
        padding: 2.25rem 1.5rem 2rem;
      }
      .legal-overlay__title {
        font-size: 1.4rem;
      }
    }