:root {
  --ink: #16171a;
  --muted: #69707d;
  --paper: #f5f7fb;
  --panel: rgba(255, 255, 255, 0.84);
  --panel-strong: #ffffff;
  --surface: rgba(246, 248, 252, 0.9);
  --surface-raised: rgba(255, 255, 255, 0.96);
  --line: rgba(28, 39, 58, 0.12);
  --line-strong: rgba(28, 39, 58, 0.22);
  --accent: #0071e3;
  --accent-strong: #36a3ff;
  --gold: #d6a300;
  --teal: #0b84a5;
  --danger: #d9324f;
  --shadow: 0 22px 58px rgba(31, 45, 71, 0.12);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  min-height: 100%;
  background: var(--paper);
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Inter", "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background:
    linear-gradient(135deg, rgba(0, 113, 227, 0.08), transparent 32%),
    linear-gradient(315deg, rgba(214, 163, 0, 0.1), transparent 36%),
    var(--paper);
}

body::before {
  content: none;
}

@keyframes riseIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.app-shell {
  width: min(100%, 980px);
  margin: 0 auto;
  padding:
    max(22px, env(safe-area-inset-top))
    max(16px, env(safe-area-inset-right))
    max(44px, env(safe-area-inset-bottom))
    max(16px, env(safe-area-inset-left));
}

.hero {
  min-height: 208px;
  padding: 18px 2px 20px;
  display: grid;
  align-content: end;
  animation: riseIn 0.45s ease;
}

.hero-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  margin-bottom: 18px;
  padding-bottom: 16px;
  border-bottom: 3px solid transparent;
  border-image: linear-gradient(90deg, var(--accent), var(--accent-strong), rgba(255, 255, 255, 0.14)) 1;
}

.hero-brand::after {
  content: "";
  flex: 1;
  height: 12px;
  min-width: 42px;
  opacity: 0.65;
  background:
    linear-gradient(45deg, transparent 45%, var(--gold) 46% 54%, transparent 55%) 0 0 / 18px 18px,
    linear-gradient(-45deg, transparent 45%, var(--accent) 46% 54%, transparent 55%) 9px 0 / 18px 18px;
}

.brand-logo-wrap {
  display: inline-flex;
  align-items: center;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.brand-logo {
  width: auto;
  height: 42px;
  object-fit: contain;
  display: block;
}

.admin-btn,
button {
  min-height: 42px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.76);
  color: var(--ink);
  padding: 9px 13px;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  transition: transform 0.16s ease, background 0.16s ease, border-color 0.16s ease;
}

button:hover {
  border-color: var(--line-strong);
  background: #fff;
  transform: translateY(-1px);
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid rgba(0, 113, 227, 0.2);
  outline-offset: 2px;
}

.admin-btn.active {
  border-color: rgba(0, 113, 227, 0.42);
  color: #075aa6;
  background: rgba(0, 113, 227, 0.08);
}

.hero-title {
  margin: 0;
  font-family: "Space Grotesk", "Inter", sans-serif;
  font-size: clamp(31px, 7.2vw, 64px);
  line-height: 0.95;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--ink);
  text-wrap: balance;
}

.hero-title::after {
  content: none;
}

.sub {
  max-width: 620px;
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
}

.community-line {
  max-width: 680px;
  margin: 12px 0 0;
  color: #2d3440;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
}

.admin-open-status {
  min-height: 20px;
  margin: 12px 0 0;
  color: var(--teal);
  font-size: 13px;
  font-weight: 700;
}

.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 18px;
}

.top-nav {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  width: fit-content;
  max-width: 100%;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.68);
  backdrop-filter: blur(18px);
  overflow: hidden;
}

.top-nav-item {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 10px;
  padding: 8px 13px;
  color: #424956;
  background: transparent;
  font-size: 13px;
  font-weight: 800;
  white-space: nowrap;
  transition: background 0.16s ease, color 0.16s ease, box-shadow 0.16s ease;
}

.top-nav-item:hover {
  background: rgba(0, 113, 227, 0.08);
  transform: none;
}

.top-nav-item.active {
  background: var(--ink);
  color: #fff;
  box-shadow: 0 8px 18px rgba(22, 23, 26, 0.12);
}

.account-chip {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 44px;
  border-radius: 999px;
  padding: 6px 12px 6px 6px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 10px 28px rgba(31, 45, 71, 0.1);
}

.account-chip span:first-child {
  display: inline-grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), #15b8a6);
  font-size: 12px;
  font-weight: 850;
}

.account-chip.active {
  border-color: rgba(0, 113, 227, 0.35);
  background: #fff;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: clamp(16px, 3vw, 22px);
  margin-top: 14px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(24px);
  animation: riseIn 0.4s ease both;
}

.page-section[hidden],
#admin-area[hidden] {
  display: none;
}

#group-panel {
  animation-delay: 0.04s;
}

#attendees-panel {
  animation-delay: 0.08s;
}

#summary-panel {
  animation-delay: 0.12s;
}

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

h1,
h2,
h3 {
  letter-spacing: 0;
}

h2 {
  margin: 0 0 12px;
  font-size: 19px;
}

h3 {
  margin: 0 0 10px;
  font-size: 17px;
}

.primary {
  width: 100%;
  margin-top: 12px;
  border: 0;
  color: #fff;
  background: var(--accent);
  box-shadow: 0 14px 26px rgba(10, 132, 255, 0.28);
  padding: 13px 16px;
}

.primary:disabled {
  opacity: 1;
  cursor: not-allowed;
  color: #8e97a8;
  background: rgba(255, 255, 255, 0.09);
  transform: none;
  box-shadow: none;
}

.danger-btn {
  border-color: rgba(255, 102, 122, 0.36);
  background: rgba(255, 102, 122, 0.12);
  color: #ffd4db;
}

.event-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.event-card {
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 15px;
  background: var(--surface-raised);
  box-shadow: none;
}

.event-card:hover {
  box-shadow: 0 14px 30px rgba(31, 45, 71, 0.12);
}

.event-card.active {
  border-color: rgba(0, 113, 227, 0.58);
  background: rgba(0, 113, 227, 0.08);
  box-shadow: inset 0 0 0 1px rgba(0, 113, 227, 0.12), 0 16px 34px rgba(0, 113, 227, 0.1);
}

.event-title {
  margin: 0;
  font-weight: 800;
  font-size: 17px;
}

.event-meta {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.event-price {
  display: inline-flex;
  margin: 12px 0 0;
  padding: 6px 9px;
  border-radius: 999px;
  background: rgba(0, 113, 227, 0.08);
  color: #075aa6;
  font-size: 12px;
  font-weight: 700;
}

.grid-2,
.grid-3,
.admin-grid2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

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

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

.account-panel {
  position: sticky;
  top: max(12px, env(safe-area-inset-top));
  z-index: 20;
  max-width: 620px;
  margin-left: auto;
  background: rgba(255, 255, 255, 0.94);
}

.account-head-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.icon-button {
  display: inline-grid;
  width: 36px;
  min-height: 36px;
  place-items: center;
  border-radius: 999px;
  padding: 0;
  font-size: 22px;
  line-height: 1;
}

.account-form {
  margin-top: 14px;
}

.account-form[hidden] {
  display: none;
}

.profile-card {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
}

.profile-card[hidden] {
  display: none;
}

.profile-label {
  margin: 0 0 4px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.profile-value {
  margin: 0;
  overflow-wrap: anywhere;
  color: var(--ink);
  font-weight: 700;
}

.account-actions,
.account-code-panel {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.google-signin-wrap {
  display: grid;
  gap: 12px;
  justify-items: start;
  margin-top: 14px;
}

.google-signin-wrap[hidden] {
  display: none;
}

.account-divider {
  display: flex;
  align-items: center;
  width: 100%;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.account-divider::before,
.account-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

.account-divider span {
  padding: 0 10px;
}

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

.admin-grid3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.admin-login-panel {
  display: grid;
  gap: 12px;
  margin: 12px 0 16px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface);
}

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

.admin-locked .admin-tabs,
.admin-locked .admin-section,
.admin-locked #admin-refresh-all {
  display: none;
}

label {
  display: grid;
  gap: 7px;
  color: #2d3440;
  font-size: 13px;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px;
  font: inherit;
  background: rgba(255, 255, 255, 0.9);
  color: var(--ink);
}

select {
  color-scheme: light;
}

textarea {
  resize: vertical;
  min-height: 132px;
  line-height: 1.45;
}

input::placeholder,
textarea::placeholder {
  color: #778295;
}

input[type="file"]::file-selector-button {
  border: 0;
  border-radius: 10px;
  margin-right: 10px;
  padding: 8px 10px;
  color: #10131b;
  background: #f4f6fb;
  font: inherit;
  font-weight: 800;
}

.attendees,
.admin-cards {
  display: grid;
  gap: 10px;
}

.attendee-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface);
}

.attendee-repost {
  grid-column: 1 / -1;
  display: grid;
  gap: 10px;
  padding-top: 4px;
}

.attendee-repost label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
}

.attendee-repost input[type="checkbox"] {
  width: auto;
}

.summary-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 14px;
  background: var(--surface);
  line-height: 1.52;
  overflow-wrap: anywhere;
}

.summary-card hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 12px 0;
}

.terms-box {
  display: grid;
  gap: 12px;
  margin-top: 14px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface);
}

.terms-box summary {
  cursor: pointer;
  color: var(--ink);
  font-size: 14px;
  font-weight: 850;
}

.terms-document {
  max-height: 300px;
  overflow: auto;
  margin-top: 12px;
  padding: 12px;
  border-radius: 14px;
  color: #343b47;
  background: rgba(255, 255, 255, 0.72);
  font-size: 13px;
  line-height: 1.5;
}

.terms-document p {
  margin: 0 0 10px;
}

.terms-document ol {
  margin: 0;
  padding-left: 20px;
}

.terms-document li + li {
  margin-top: 8px;
}

.terms-accept {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: #2d3440;
  font-size: 13px;
  line-height: 1.42;
}

.terms-accept input {
  width: auto;
  margin-top: 2px;
  accent-color: var(--accent);
}

.hint {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
  margin: 8px 0 0;
}

.error {
  color: var(--danger);
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--teal);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.main-copy p:not(.eyebrow),
.contact-panel p:not(.eyebrow) {
  margin: 10px 0 0;
  color: #454d59;
  line-height: 1.62;
}

.main-panel {
  display: grid;
  gap: 16px;
  padding: 12px;
}

.main-carousel {
  border: 1px solid var(--line);
  border-radius: 24px;
  overflow: hidden;
  background: var(--surface-raised);
  box-shadow: 0 22px 46px rgba(31, 45, 71, 0.14);
}

.main-carousel-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 100%;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.main-carousel-track::-webkit-scrollbar {
  display: none;
}

.main-carousel-slide {
  display: block;
  scroll-snap-align: start;
  color: inherit;
  text-decoration: none;
}

.main-carousel-slide img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #111113;
}

.main-carousel-dots {
  display: flex;
  justify-content: center;
  gap: 7px;
  padding: 11px 0 13px;
}

.main-carousel-dots span {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: rgba(28, 39, 58, 0.22);
}

.main-carousel-dots span.active {
  width: 18px;
  background: var(--accent);
}

.main-copy {
  padding: 4px 4px 8px;
}

.contact-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.contact-links a {
  display: flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 11px 12px;
  color: var(--ink);
  background: var(--surface-raised);
  font-size: 13px;
  font-weight: 800;
  text-align: center;
  text-decoration: none;
}

.contact-icon {
  width: 19px;
  height: 19px;
  flex: 0 0 auto;
  fill: currentColor;
}

.contact-links a:hover {
  border-color: rgba(10, 132, 255, 0.44);
  background: rgba(10, 132, 255, 0.12);
}

.payment-links {
  margin-top: 12px;
  border: 1px solid rgba(0, 113, 227, 0.18);
  border-radius: 16px;
  padding: 12px;
  background: rgba(0, 113, 227, 0.06);
}

.payment-links-title {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 800;
  color: #075aa6;
}

.payment-link-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 7px;
}

.payment-link-row a {
  min-width: 0;
  color: #075aa6;
  text-decoration: none;
  font-size: 13px;
  overflow-wrap: anywhere;
}

.copy-pay-link {
  min-height: 34px;
  font-size: 12px;
  padding: 6px 9px;
  flex: 0 0 auto;
}

.admin-block {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 14px;
  margin-top: 12px;
  background: var(--surface);
}

.admin-tabs {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  overflow-x: auto;
  padding: 2px 0 8px;
  scrollbar-width: thin;
}

.admin-tab {
  white-space: nowrap;
  flex: 0 0 auto;
  border-color: var(--line);
  background: var(--surface-raised);
}

.admin-tab.active {
  border-color: rgba(0, 113, 227, 0.44);
  background: rgba(0, 113, 227, 0.08);
}

.admin-section[hidden] {
  display: none;
}

.admin-card {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 13px;
  background: var(--surface-raised);
}

.admin-card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
}

.admin-card-title {
  margin: 0;
  font-size: 14px;
  font-weight: 800;
}

.admin-card-meta {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.admin-inline-actions,
.admin-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.admin-actions {
  margin-top: 12px;
}

.admin-inline-actions button {
  min-height: 34px;
  font-size: 12px;
  padding: 6px 9px;
}

@media (min-width: 760px) {
  .event-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .panel {
    margin-top: 16px;
  }

  .main-panel:not([hidden]) {
    grid-template-columns: 1fr;
    align-items: stretch;
    padding: 16px;
  }

  .contact-panel:not([hidden]) {
    display: grid;
  }
}

@media (max-width: 759px) {
  .app-shell {
    padding-top: max(30px, calc(env(safe-area-inset-top) + 18px));
    padding-bottom: max(52px, calc(env(safe-area-inset-bottom) + 26px));
  }

  .hero {
    min-height: 300px;
    padding-top: 8px;
  }

  .nav-row {
    display: grid;
    gap: 10px;
  }

  .account-chip {
    width: 100%;
    justify-content: center;
    border-radius: 14px;
  }

  .top-nav-item {
    min-width: 0;
    padding-inline: 12px;
  }

  .hero-brand {
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
  }

  .brand-logo {
    height: 32px;
  }

  .hero-title {
    font-size: clamp(28px, 8.4vw, 42px);
  }

  .panel-head {
    align-items: flex-start;
  }

  .top-nav {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border-radius: 14px;
  }

  .top-nav-item {
    white-space: normal;
  }

  .account-panel {
    position: relative;
    top: auto;
    max-height: none;
    overflow: visible;
  }

  .grid-2,
  .grid-3,
  .profile-card,
  .admin-grid2,
  .admin-grid3,
  .attendee-row {
    grid-template-columns: 1fr;
  }

  .payment-link-row {
    align-items: stretch;
    flex-direction: column;
  }

  .contact-links {
    grid-template-columns: 1fr;
  }

  .copy-pay-link {
    width: 100%;
  }

  button {
    min-height: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}