:root {
  --background: #ffffff;
  --accent: #1d1d1f;
  --accent-dark: #000000;
  --foreground: #1d1d1f;
  --line: #d2d2d7;
  --muted: #6e6e73;
  --ink: #1d1d1f;
  --white: #ffffff;
  --link: #0066cc;
  --soft: #f5f5f7;
  --ease: cubic-bezier(0.76, 0, 0.24, 1);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scrollbar-width: none;
  background: #000;
  overscroll-behavior-y: none;
}

html::-webkit-scrollbar {
  width: 0;
  height: 0;
  display: none;
}

html.menu-open { overflow: hidden; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--background);
  color: var(--foreground);
  font-family: Manrope, "Segoe UI", ui-sans-serif, sans-serif;
  font-size: 15px;
  font-weight: 400;
  line-height: 1.47;
  letter-spacing: -0.01em;
}

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

button, input, select, textarea { font: inherit; color: inherit; }

a { color: inherit; }

::selection { background: #d2d2d7; }

:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

[hidden] { display: none !important; }

.skip {
  position: absolute;
  left: 1rem;
  top: -4rem;
  background: var(--white);
  padding: 0.5rem 0.75rem;
}

.skip:focus { top: 1rem; z-index: 50; }

.sr {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.wrap {
  width: min(1120px, calc(100% - 2.5rem));
  margin-inline: auto;
}

main { flex: 1; }

/* ---- Top bar ---- */
.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.15rem;
  background: transparent;
  color: #1d1d1f;
  pointer-events: none;
}

.topbar .logo {
  position: relative;
  z-index: 2;
  pointer-events: auto;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  height: 2.85rem;
  padding: 0 1.05rem 0 0.85rem;
  border-radius: 999px;
  background: #fff;
  color: #1d1d1f;
  box-shadow: 0 10px 28px rgb(28 27 25 / 10%);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  text-decoration: none;
  white-space: nowrap;
}

.topbar .logo img {
  width: 1.45rem;
  height: 1.45rem;
  border-radius: 0.3rem;
}

.menu-toggle {
  position: relative;
  z-index: 2;
  pointer-events: auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  height: 2.85rem;
  padding: 0 0.95rem 0 1.05rem;
  border: 0;
  border-radius: 999px;
  background: #fff;
  color: #1d1d1f;
  box-shadow: 0 10px 28px rgb(28 27 25 / 10%);
  font: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}

.home .topbar .logo,
.home .topbar.is-solid .logo,
.topbar.is-open .logo,
.join-page .topbar .logo {
  color: #1d1d1f;
  text-shadow: none;
}

.menu-label { line-height: 1; }

.menu-bars,
.menu-bars::before,
.menu-bars::after {
  display: block;
  width: 1.2rem;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1), background 0.3s ease;
}

.menu-bars { position: relative; }

.menu-bars::before,
.menu-bars::after {
  content: "";
  position: absolute;
  left: 0;
}

.menu-bars::before { top: -6px; }
.menu-bars::after { top: 6px; }

.topbar.is-open .menu-bars { background: transparent; }
.topbar.is-open .menu-bars::before { transform: translateY(6px) rotate(45deg); }
.topbar.is-open .menu-bars::after { transform: translateY(-6px) rotate(-45deg); }

.menu-screen {
  position: fixed;
  inset: 0;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.2rem;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 6rem 1.5rem;
  box-sizing: border-box;
  background: #fff;
  text-align: center;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.55s cubic-bezier(0.22, 1, 0.36, 1), visibility 0.55s;
}

.topbar.is-open .menu-screen {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.menu-screen a {
  position: relative;
  display: block;
  width: fit-content;
  max-width: min(100%, 18ch);
  margin-inline: auto;
  color: #1d1d1f;
  font-size: clamp(2.4rem, 7vw, 4.15rem);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  text-wrap: balance;
  opacity: 0;
  transform: translateY(1.75rem);
  transition:
    opacity 0.45s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

.menu-screen a[aria-current="page"] { font-weight: 700; }

.menu-screen a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0.04em;
  left: 0;
  height: 0.06em;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

.menu-screen a:hover::after { transform: scaleX(1); }

.topbar.is-open .menu-screen a {
  opacity: 1;
  transform: none;
  transition:
    opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}

.topbar.is-open .menu-screen a:nth-child(1) { transition-delay: 0.08s; }
.topbar.is-open .menu-screen a:nth-child(2) { transition-delay: 0.16s; }
.topbar.is-open .menu-screen a:nth-child(3) { transition-delay: 0.24s; }
.topbar.is-open .menu-screen a:nth-child(4) { transition-delay: 0.32s; }
.topbar.is-open .menu-screen a:nth-child(5) { transition-delay: 0.4s; }
.topbar.is-open .menu-screen a:nth-child(6) { transition-delay: 0.48s; }

@media (prefers-reduced-motion: reduce) {
  .menu-screen,
  .menu-screen a,
  .menu-screen a::after,
  .menu-bars,
  .menu-bars::before,
  .menu-bars::after { transition: none; }
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 980px;
  background: transparent;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  text-decoration: none;
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease, transform 280ms ease, padding 280ms ease;
}

.btn:disabled { cursor: not-allowed; opacity: 0.55; }

.btn-primary {
  height: 2.4rem;
  padding: 0 1.3rem;
  background: var(--accent);
  color: white;
}

.btn-primary:hover:not(:disabled) {
  background: var(--accent-dark);
  transform: scale(1.05);
}

.btn-ghost {
  height: 2.4rem;
  padding: 0 1.15rem;
  border-color: var(--line);
  background: var(--white);
  color: var(--ink);
}

.btn-ghost:hover:not(:disabled) {
  border-color: var(--ink);
  transform: scale(1.05);
}

.discover {
  display: inline-flex;
  align-items: center;
  height: 2.4rem;
  margin-top: 1.35rem;
  padding: 0 1.3rem;
  border: 0;
  border-radius: 980px;
  background: #fff;
  color: #1d1d1f;
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
  transition: transform 280ms ease, padding 280ms ease;
}

.discover:hover {
  padding: 0 1.6rem;
  transform: scale(1.08);
}

.section-link {
  display: inline-block;
  margin-top: 1.25rem;
  color: #1d1d1f;
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
}

.section-link:hover { text-decoration: underline; }

/* ---- FAQ ---- */
.faq-list {
  display: grid;
  gap: 0.65rem;
}

.faq-item {
  overflow: hidden;
  border-radius: 1rem;
  background: #fff;
}

.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  padding: 1.05rem 1.15rem;
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
  font-size: 1.02rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.35;
  text-align: left;
  cursor: pointer;
}

.faq-q::after {
  content: "";
  flex: none;
  width: 0.42rem;
  height: 0.42rem;
  margin-right: 0.1rem;
  border-right: 1.6px solid #1d1d1f;
  border-bottom: 1.6px solid #1d1d1f;
  transform: translateY(-0.1rem) rotate(45deg);
  transition: transform 0.4s var(--ease);
}

.faq-item.is-open .faq-q::after { transform: translateY(0.1rem) rotate(225deg); }

.faq-a {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.45s var(--ease);
}

.faq-item.is-open .faq-a { grid-template-rows: 1fr; }

.faq-a > div { overflow: hidden; }

.faq-a p {
  margin: 0;
  padding: 0 1.15rem 1.15rem;
  color: #6e6e73;
  font-size: 0.96rem;
  line-height: 1.5;
}

/* ---- Loader ---- */
.loader {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  background: #fff;
  color: #1d1d1f;
  transform: translate3d(0, 0, 0);
  backface-visibility: hidden;
  will-change: transform;
}

.loader-mark {
  position: relative;
  width: 6.75rem;
  height: 6.75rem;
}

.loader-ring {
  display: block;
  width: 100%;
  height: 100%;
}

.loader-count {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: -0.04em;
  font-variant-numeric: tabular-nums;
}

.loader.is-leave {
  transform: translate3d(0, -100%, 0);
  transition: transform 0.55s var(--ease);
  pointer-events: none;
}

.loader.is-done { display: none; }

/* In-site navigation: hide loader before first paint (no cover flash) */
html.pf-nav-skip .loader {
  display: none !important;
}

.scroll-line {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 40;
  width: 100%;
  height: 2px;
  transform: scaleX(0);
  transform-origin: left center;
  background: rgb(255 255 255 / 80%);
}

.scroll-line.is-dark { background: #1d1d1f; }

/* ---- Footer ---- */
.site-footer {
  width: 100%;
  margin-top: auto;
  overflow: hidden;
  background: #000;
  color: #a1a1a6;
  padding-bottom: env(safe-area-inset-bottom, 0);
  box-shadow: 0 100vh 0 100vh #000;
}

.to-top {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  padding: 1.35rem 1rem 0.1rem;
  color: #fff;
  font-size: 0.72rem;
  text-decoration: none;
}

.to-top span {
  width: 0.38rem;
  height: 0.38rem;
  border-top: 1.5px solid #fff;
  border-left: 1.5px solid #fff;
  transform: rotate(45deg);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.35rem 1.5rem;
  padding: 1rem 0 0.15rem;
}

.footer-grid div { display: grid; align-content: start; gap: 0; }

.footer-label {
  margin: 0 0 0.35rem;
  color: #6e6e73;
  font-size: 0.7rem;
  font-weight: 400;
}

.footer-grid a {
  color: #f5f5f7;
  font-size: 0.82rem;
  line-height: 1.55;
  text-decoration: none;
}

.footer-grid a:hover { text-decoration: underline; }

.site-footer .wrap.footer-grid {
  padding-bottom: 1.35rem;
}

@media (max-width: 699px) {
  .to-top { padding-top: 1.1rem; }

  .footer-grid {
    gap: 0.2rem 0.75rem;
    padding-top: 0.75rem;
  }

  .footer-label { margin-bottom: 0.25rem; }

  .footer-grid a {
    font-size: 0.74rem;
    line-height: 1.4;
  }
}

/* ---- Pull to hard refresh ---- */
.pf-pull-indicator {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  height: 0;
  overflow: hidden;
  opacity: 0;
  color: #6e6e73;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  pointer-events: none;
  background: linear-gradient(to bottom, rgb(255 255 255 / 96%), rgb(255 255 255 / 0%));
  transition: opacity 160ms ease;
}

.pf-pull-indicator-icon {
  width: 0.85rem;
  height: 0.85rem;
  border: 1.5px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  transform: rotate(calc(var(--pf-pull-progress, 0) * 180deg));
}

body.pf-pulling .pf-pull-indicator,
body.pf-pull-ready .pf-pull-indicator,
body.pf-pull-refreshing .pf-pull-indicator {
  height: calc(var(--pf-pull, 0px) * 0.45 + 2.4rem);
  padding-top: env(safe-area-inset-top, 0);
  opacity: 1;
}

body.pf-pull-ready .pf-pull-indicator {
  color: #1d1d1f;
}

body.pf-pull-refreshing .pf-pull-indicator {
  height: calc(2.75rem + env(safe-area-inset-top, 0px));
  opacity: 1;
}

body.pf-pull-refreshing .pf-pull-indicator-icon {
  animation: pf-pull-spin 0.75s linear infinite;
}

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

@media (prefers-reduced-motion: reduce) {
  .pf-pull-indicator-icon,
  body.pf-pull-refreshing .pf-pull-indicator-icon {
    animation: none;
    transition: none;
  }
}

/* ---- Reveal ---- */
html.can-reveal .reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 900ms ease, transform 900ms ease;
}

html.can-reveal .reveal.is-in {
  opacity: 1;
  transform: none;
}

/* ---- Forms (join + shared) ---- */
.field {
  display: grid;
  gap: 0.35rem;
}

.field label {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  height: 2.85rem;
  padding: 0 0.9rem;
  border: 1px solid var(--line);
  border-radius: 0.85rem;
  background: #fff;
  color: var(--ink);
  /* 16px+ prevents iOS Safari zoom-on-focus */
  font-size: 16px;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.field select {
  appearance: none;
  padding-right: 2.4rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%231d1d1f' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.95rem center;
  background-size: 0.75rem;
  cursor: pointer;
}

.field textarea { height: auto; min-height: 6rem; padding: 0.75rem 0.9rem; }

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--ink);
  box-shadow: 0 0 0 3px rgb(29 29 31 / 8%);
}

/* Custom select (desktop-friendly menu; native select stays for value/submit) */
.pf-select {
  position: relative;
}

.pf-select-native {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  border: 0 !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  appearance: none !important;
  background: none !important;
  pointer-events: none;
}

.pf-select-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  width: 100%;
  height: 2.85rem;
  padding: 0 0.9rem;
  border: 1px solid var(--line);
  border-radius: 0.85rem;
  background: #fff;
  color: var(--ink);
  font: inherit;
  font-size: 16px;
  text-align: left;
  cursor: pointer;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.pf-select-trigger:hover { border-color: #b0b0b5; }

.pf-select-trigger:focus-visible,
.pf-select.is-open .pf-select-trigger {
  outline: none;
  border-color: var(--ink);
  box-shadow: 0 0 0 3px rgb(29 29 31 / 8%);
}

.pf-select-trigger.is-placeholder {
  color: var(--muted);
}

.pf-select-trigger::after {
  content: "";
  flex: none;
  width: 0.45rem;
  height: 0.45rem;
  margin-top: -0.15rem;
  border-right: 1.6px solid currentColor;
  border-bottom: 1.6px solid currentColor;
  transform: rotate(45deg);
  transition: transform 220ms var(--ease);
}

.pf-select.is-open .pf-select-trigger::after {
  margin-top: 0.15rem;
  transform: rotate(225deg);
}

.pf-select-menu {
  position: absolute;
  top: calc(100% + 0.4rem);
  left: 0;
  right: 0;
  z-index: 20;
  margin: 0;
  padding: 0.35rem;
  list-style: none;
  border: 1px solid var(--line);
  border-radius: 0.95rem;
  background: #fff;
  box-shadow: 0 18px 40px rgb(0 0 0 / 12%), 0 2px 8px rgb(0 0 0 / 6%);
  max-height: min(18.5rem, 55vh);
  overflow: auto;
  scrollbar-width: thin;
}

.pf-select-menu[hidden] { display: none; }

.pf-select-option {
  display: block;
  width: 100%;
  padding: 0.72rem 0.85rem;
  border: 0;
  border-radius: 0.7rem;
  background: transparent;
  color: var(--ink);
  font: inherit;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: -0.015em;
  text-align: left;
  cursor: pointer;
  transition: background 120ms ease, color 120ms ease;
}

.pf-select-option:hover,
.pf-select-option.is-active {
  background: #f5f5f7;
}

.pf-select-option.is-selected {
  background: #1d1d1f;
  color: #fff;
}

.pf-select-option.is-selected:hover,
.pf-select-option.is-selected.is-active {
  background: #000;
}

.pf-select-option:disabled {
  color: var(--muted);
  cursor: default;
  opacity: 0.7;
}

.pf-select-option:disabled:hover {
  background: transparent;
}

@media (prefers-reduced-motion: reduce) {
  .pf-select-trigger,
  .pf-select-trigger::after,
  .pf-select-option { transition: none; }
}

.field-error {
  margin: 0;
  color: #b42318;
  font-size: 0.78rem;
}

.pf-required { color: #b42318; }
.pf-optional {
  color: var(--muted);
  font-weight: 500;
}

.status-banner {
  margin: 0 0 1rem;
  padding: 0.75rem 0.9rem;
  border-radius: 0.85rem;
  background: var(--soft);
  color: var(--ink);
  font-size: 0.9rem;
}

.status-banner.is-err {
  background: #fceaea;
  color: #8a1f11;
}

.status-banner.is-ok {
  background: #eaf6ea;
  color: #1f5c2e;
}

@media (prefers-reduced-motion: reduce) {
  .discover,
  .btn-primary,
  .btn-ghost,
  .faq-q::after,
  .faq-a,
  .loader.is-leave,
  html.can-reveal .reveal { transition: none; }

  .discover:hover,
  .btn-primary:hover:not(:disabled),
  .btn-ghost:hover:not(:disabled) { transform: none; }

  html.can-reveal .reveal { opacity: 1; transform: none; }

  .loader { display: none; }
}