:root {
  color-scheme: light;
  --vt-public-bg: #f6f6f3;
  --vt-public-surface: #ffffff;
  --vt-public-surface-alt: #f1f0eb;
  --vt-public-text: #1d1d1f;
  --vt-public-muted: rgba(0, 0, 0, 0.72);
  --vt-public-border: #d8d6cf;
  --vt-public-accent: #f2c94c;
  --vt-public-accent-strong: #d8a900;
  --vt-public-accent-link: #805500;
  --vt-public-focus-ring: rgba(128, 85, 0, 0.34);
  --vt-public-accent-text: #1d1d1f;
  --vt-public-nav: rgba(0, 0, 0, 0.8);
  --vt-public-nav-text: #ffffff;
  --vt-public-nav-muted: rgba(255, 255, 255, 0.82);
  --vt-public-nav-border: rgba(255, 255, 255, 0.16);
  --vt-public-nav-hover: #f6d777;
  --vt-public-shadow: 0 18px 45px color-mix(in oklch, var(--vt-public-text) 11%, transparent);
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --vt-public-bg: #000000;
  --vt-public-surface: #1d1d1f;
  --vt-public-surface-alt: #272729;
  --vt-public-text: #ffffff;
  --vt-public-muted: #d2d2d7;
  --vt-public-border: #424245;
  --vt-public-accent: #f2c94c;
  --vt-public-accent-strong: #f6d777;
  --vt-public-accent-link: #f6d777;
  --vt-public-focus-ring: rgba(246, 215, 119, 0.42);
  --vt-public-accent-text: #1d1d1f;
  --vt-public-nav: rgba(0, 0, 0, 0.8);
  --vt-public-nav-text: #ffffff;
  --vt-public-nav-muted: rgba(255, 255, 255, 0.82);
  --vt-public-nav-border: rgba(255, 255, 255, 0.16);
  --vt-public-nav-hover: #f6d777;
  --vt-public-shadow: 0 18px 45px color-mix(in oklch, black 36%, transparent);
}

html,
body {
  background: var(--vt-public-bg);
  color: var(--vt-public-text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body,
body * {
  --tw-ring-color: var(--vt-public-focus-ring);
}

#__firebase__banner {
  background: var(--vt-public-accent) !important;
  color: var(--vt-public-accent-text) !important;
  border: 1px solid var(--vt-public-accent-strong) !important;
  box-shadow: var(--vt-public-shadow) !important;
}

#__firebase__banner a,
#__firebase__banner span {
  color: var(--vt-public-accent-text) !important;
}

body,
nav,
main,
section,
footer,
article,
.modal-content,
#mobile-menu,
#postsContainer > div,
.faq-item,
.faq-button {
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

nav {
  background: var(--vt-public-nav) !important;
  border-color: var(--vt-public-nav-border) !important;
  color: var(--vt-public-nav-text) !important;
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
}

nav a[aria-label="VanillaTalk 홈"],
nav a.flex-shrink-0 {
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
}

nav a {
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
}

nav .text-2xl,
nav a:not(.bg-primary),
nav #mobile-menu-btn {
  color: var(--vt-public-nav-muted) !important;
}

nav .text-2xl,
nav a.flex-shrink-0,
nav [data-scroll-top] {
  color: var(--vt-public-nav-text) !important;
}

nav .text-primary-link,
nav .text-primary-dark {
  color: var(--vt-public-accent) !important;
}

nav a:not(.bg-primary):hover,
nav #mobile-menu-btn:hover {
  color: var(--vt-public-nav-hover) !important;
}

@media (max-width: 767px) {
  nav {
    isolation: isolate;
  }

  nav::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background: #050505;
  }

  nav > * {
    position: relative;
    z-index: 1;
  }
}

@media (min-width: 768px) and (max-width: 899px) {
  nav .hidden.md\:block {
    display: none !important;
  }

  nav .md\:hidden:not(#mobile-menu) {
    display: block !important;
  }

  nav #mobile-menu.md\:hidden {
    display: none !important;
  }

  nav #mobile-menu.md\:hidden:not(.hidden) {
    display: block !important;
  }
}

footer,
.bg-white,
.bg-gray-50,
.bg-surface-alt,
.bg-gray-100,
#mobile-menu,
#postArticle,
.faq-item,
.faq-button {
  background-color: var(--vt-public-surface) !important;
  color: var(--vt-public-text) !important;
  border-color: var(--vt-public-border) !important;
}

#mobile-menu,
#mobile-menu a:not(.bg-primary) {
  color: var(--vt-public-text) !important;
}

#mobile-menu a:not(.bg-primary):hover {
  color: var(--vt-public-accent-link) !important;
}

.bg-surface-alt,
.hover\:bg-yellow-50:hover,
.hover\:bg-gray-50:hover,
#postsContainer > div:hover {
  background-color: var(--vt-public-surface-alt) !important;
}

#mobile-menu:not(.hidden) {
  position: fixed !important;
  top: 5rem !important;
  right: 0 !important;
  bottom: auto !important;
  left: 0 !important;
  height: calc(100dvh - 5rem) !important;
  z-index: 60;
  overflow-y: auto;
  overscroll-behavior: contain;
  box-shadow: 0 18px 45px color-mix(in oklch, var(--vt-public-text) 14%, transparent) !important;
}

body.mobile-menu-open {
  overflow: hidden;
  touch-action: none;
}

#mobile-menu a {
  min-height: 2.75rem;
  display: flex;
  align-items: center;
}

.modal-backdrop.hidden,
.modal-content.hidden {
  display: none !important;
}

.text-text,
.text-gray-900,
.text-gray-700,
.text-gray-600,
.hover\:text-black:hover,
.hover\:text-gray-900:hover,
h1,
h2,
h3 {
  color: var(--vt-public-text) !important;
}

.text-muted,
.text-gray-500,
.text-gray-400,
.prose,
#boardDesc,
#postContent {
  color: var(--vt-public-muted) !important;
}

.security-panel h2 {
  color: #ffffff !important;
}

.security-panel p {
  color: rgba(255, 255, 255, 0.72) !important;
}

.text-red-500 {
  color: oklch(0.44 0.18 28) !important;
}

:root[data-theme="dark"] .text-red-500 {
  color: oklch(0.78 0.12 28) !important;
}

.bg-gray-200\/60.text-gray-500 {
  background-color: var(--vt-public-surface-alt) !important;
  color: var(--vt-public-text) !important;
}

.border,
.border-gray-100,
.border-gray-200,
.border-border {
  border-color: var(--vt-public-border) !important;
}

.shadow-sm,
.shadow-md,
.shadow-lg,
.shadow-xl {
  box-shadow: var(--vt-public-shadow) !important;
}

.text-primary,
.text-primary-link,
.text-primary-dark,
.prose a,
#postsContainer .text-primary-link,
#postsContainer .text-primary-dark {
  color: var(--vt-public-accent-link) !important;
}

.download-section-title {
  color: var(--vt-public-accent-link) !important;
}

.home-hero-cta-secondary {
  border-color: var(--vt-public-accent-link) !important;
  color: var(--vt-public-accent-link) !important;
}

:root[data-theme="dark"] .download-section-title {
  color: var(--vt-public-accent-strong) !important;
}

.bg-primary,
.bg-primary-pressed,
.bg-primary-dark,
.bg-yellow-100 {
  background-color: var(--vt-public-accent) !important;
  color: var(--vt-public-accent-text) !important;
}

.hover\:bg-primary-pressed:hover,
.hover\:bg-primary-dark:hover {
  background-color: var(--vt-public-accent-strong) !important;
  color: var(--vt-public-accent-text) !important;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  width: 44px;
  min-width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--vt-public-border);
  border-radius: 999px;
  background: var(--vt-public-surface-alt);
  color: var(--vt-public-text);
  font-size: 0;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  user-select: none;
  transition: transform 160ms ease, border-color 160ms ease, background-color 160ms ease, color 160ms ease;
}

nav > div > div .theme-toggle {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.22);
  color: var(--vt-public-nav-text);
}

nav > div > div .theme-toggle:hover {
  border-color: rgba(246, 215, 119, 0.54);
  background: rgba(255, 255, 255, 0.18);
}

#mobile-menu .theme-toggle {
  background: var(--vt-public-surface-alt);
  border-color: var(--vt-public-border);
  color: var(--vt-public-text);
}

.theme-toggle:not([data-theme-state]) {
  width: auto;
  min-width: 86px;
  padding: 0 12px;
  font-size: 12px;
}

#mobile-menu-btn {
  min-width: 2.75rem;
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle:hover {
  transform: translateY(-1px);
  border-color: color-mix(in oklch, var(--vt-public-accent-strong) 45%, var(--vt-public-border));
}

.theme-toggle-icon {
  display: inline-grid;
  place-items: center;
  flex: 0 0 18px;
  width: 18px;
  height: 18px;
  color: currentColor;
}

.theme-toggle-icon svg {
  width: 17px;
  height: 17px;
  display: block;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.theme-toggle-label {
  display: none;
}

.theme-toggle:focus-visible {
  outline: 2px solid var(--vt-public-accent-strong);
  outline-offset: 3px;
}

.theme-toggle-mobile {
  width: 100%;
  min-width: 0;
  padding: 0 14px;
  gap: 8px;
  font-size: 13px;
  justify-content: center;
}

.theme-toggle-mobile .theme-toggle-label {
  display: inline;
  line-height: 1.35;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  backdrop-filter: blur(4px);
}

.modal-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  width: 90%;
  max-width: 600px;
  max-height: 80vh;
  overflow-y: auto;
  position: relative;
  border-radius: 12px;
  background: var(--vt-public-surface);
  color: var(--vt-public-text);
  padding: 2.5rem;
  transform: translateY(20px);
  transition: transform 0.3s ease, background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
  border: 1px solid color-mix(in oklch, var(--vt-public-border) 72%, transparent);
}

.modal-top-close {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  min-width: 2.75rem;
  min-height: 2.75rem;
  margin: -1rem -1rem 0.5rem auto;
  border: 1px solid color-mix(in oklch, var(--vt-public-border) 82%, transparent);
  border-radius: 999px;
  background: color-mix(in oklch, var(--vt-public-surface) 92%, white);
  color: var(--vt-public-text);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.14);
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.modal-top-close svg {
  width: 16px;
  height: 16px;
  display: block;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.modal-top-close:hover,
.modal-top-close:focus-visible {
  background: var(--vt-public-accent);
  border-color: var(--vt-public-accent-strong);
  color: var(--vt-public-accent-text);
  outline: none;
}

.modal-content [data-modal-close]:not(.modal-top-close) {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 5rem;
  min-height: 2.75rem;
  padding: 0.6rem 1.25rem;
  border: 1px solid var(--vt-public-border);
  border-radius: 0.875rem;
  background: var(--vt-public-surface-alt);
  color: var(--vt-public-text);
  font: inherit;
  font-weight: 700;
  line-height: 1.2;
  cursor: pointer;
  transition: transform 0.16s ease, background-color 0.16s ease, border-color 0.16s ease;
}

.modal-content [data-modal-close]:not(.modal-top-close):hover,
.modal-content [data-modal-close]:not(.modal-top-close):focus-visible {
  transform: translateY(-1px);
  background: var(--vt-public-accent);
  border-color: var(--vt-public-accent-strong);
  color: var(--vt-public-accent-text);
  outline: none;
}

.modal-content.public-policy-modal {
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  max-height: min(80vh, calc(100dvh - 2rem));
  overflow: hidden;
}

.modal-content.public-policy-modal > h3,
.modal-content.public-policy-modal > .modal-top-close,
.modal-content.public-policy-modal > .mt-8 {
  flex: 0 0 auto;
}

.modal-content.public-policy-modal > .policy-modal-body {
  min-height: 0;
  overflow-y: auto;
  padding-right: 0.25rem;
}

.modal-content.public-policy-modal > .mt-8 {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid color-mix(in oklch, var(--vt-public-border) 72%, transparent);
}

@media (max-width: 480px) {
  .modal-content.public-policy-modal {
    width: calc(100% - 1.5rem);
    max-height: calc(100dvh - 3rem);
    padding: 1.5rem;
  }

  .modal-content.public-policy-modal > .mt-8 {
    margin-top: 0.75rem;
    padding-top: 0.75rem;
  }
}

.modal-content p [data-modal-open] {
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  vertical-align: middle;
  white-space: nowrap;
}

footer [data-modal-open] {
  min-width: 2.75rem;
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  vertical-align: middle;
  white-space: nowrap;
}

footer .mt-2.flex {
  flex-wrap: wrap;
  row-gap: 0.5rem;
}

footer a,
footer button {
  min-width: 2.75rem;
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  word-break: keep-all;
  overflow-wrap: normal;
}

footer p {
  max-width: 100%;
  overflow-wrap: anywhere;
}

.modal-backdrop.active .modal-content {
  transform: translateY(0);
}

:root[data-theme="dark"] .mockup-ambient {
  background: var(--vt-public-surface);
  border-color: var(--vt-public-border);
}

:root[data-theme="dark"] .window-frame,
:root[data-theme="dark"] .sidebar-content,
:root[data-theme="dark"] .window-titlebar,
:root[data-theme="dark"] .chat-window-content,
:root[data-theme="dark"] .message-input,
:root[data-theme="dark"] .friend-code-preview,
:root[data-theme="dark"] .preview-list-surface,
:root[data-theme="dark"] .tab-btn.active,
:root[data-theme="dark"] .preview-search-field,
:root[data-theme="dark"] .btn-light-small,
:root[data-theme="dark"] .chat-input-bar,
:root[data-theme="dark"] .message-input-wrap,
:root[data-theme="dark"] .modal-content {
  background: var(--vt-public-surface) !important;
  color: var(--vt-public-text) !important;
  border-color: var(--vt-public-border) !important;
}

:root[data-theme="dark"] .tab-btn,
:root[data-theme="dark"] .list-item,
:root[data-theme="dark"] .preview-search-btn,
:root[data-theme="dark"] .preview-add-btn,
:root[data-theme="dark"] .attachment-toggle-btn,
:root[data-theme="dark"] .bubble.theirs,
:root[data-theme="dark"] .image-preview-card {
  background: var(--vt-public-surface-alt) !important;
  color: var(--vt-public-text) !important;
  border-color: var(--vt-public-border) !important;
}

:root[data-theme="dark"] .chat-messages {
  background: color-mix(in oklch, var(--vt-public-surface) 92%, black) !important;
}

:root[data-theme="dark"] .window-title,
:root[data-theme="dark"] .friend-code-preview strong,
:root[data-theme="dark"] .list-name,
:root[data-theme="dark"] .image-preview-caption,
:root[data-theme="dark"] .message-input-icon-btn {
  color: var(--vt-public-text) !important;
}

:root[data-theme="dark"] .list-preview,
:root[data-theme="dark"] .message-avatar,
:root[data-theme="dark"] .chat-header-status,
:root[data-theme="dark"] .opacity-control-label {
  color: var(--vt-public-muted) !important;
}

:root[data-theme="dark"] .profile-avatar-surface,
:root[data-theme="dark"] .list-avatar-stack,
:root[data-theme="dark"] .chat-header-avatar,
:root[data-theme="dark"] .message-avatar,
:root[data-theme="dark"] .list-avatar-dot {
  background: color-mix(in oklch, var(--vt-public-surface-alt) 82%, var(--vt-public-accent) 18%) !important;
  border-color: var(--vt-public-border) !important;
}

:root[data-theme="dark"] .person-silhouette::before,
:root[data-theme="dark"] .person-silhouette::after {
  background: color-mix(in oklch, var(--vt-public-muted) 70%, var(--vt-public-surface)) !important;
}

:root[data-theme="dark"] .opacity-slider {
  accent-color: var(--vt-public-accent);
}

:root[data-theme="dark"] .bubble.mine,
:root[data-theme="dark"] .send-button {
  background: var(--vt-public-accent) !important;
  color: var(--vt-public-accent-text) !important;
}