/* OnlyFam brand overrides on Bootstrap 5 dark theme */

:root,
[data-bs-theme="dark"] {
  --of-bg: #0b0f14;
  --of-bg-alt: #121820;
  --of-surface: #1a222d;
  --of-text: #e8edf4;
  --of-text-muted: #8b99a8;
  --of-accent: #7b6cf6;
  --of-accent-alt: #5b6cff;
  --of-accent-hover: #9588f8;
  --of-accent-soft: rgba(123, 108, 246, 0.14);
  --of-border: rgba(255, 255, 255, 0.08);
  --of-radius: 16px;

  --bs-body-bg: var(--of-bg);
  --bs-body-color: var(--of-text);
  --bs-secondary-color: var(--of-text-muted);
  --bs-tertiary-color: var(--of-text-muted);
  --bs-border-color: var(--of-border);
  --bs-primary: var(--of-accent);
  --bs-primary-rgb: 123, 108, 246;
  --bs-link-color: var(--of-accent);
  --bs-link-hover-color: var(--of-accent-hover);
  --bs-font-sans-serif: "Segoe UI", system-ui, -apple-system, sans-serif;
  --bs-border-radius: 12px;
  --bs-border-radius-lg: var(--of-radius);
}

html {
  scroll-behavior: smooth;
}

body {
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ——— Header ——— */

.site-header {
  /* Opaque base so header stays visible if backdrop-filter fails */
  background-color: var(--of-bg-alt);
  background-image: linear-gradient(
    180deg,
    #161d27 0%,
    var(--of-bg-alt) 100%
  );
  border-bottom: 1px solid rgba(123, 108, 246, 0.22);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.05) inset,
    0 4px 24px rgba(0, 0, 0, 0.4);
  z-index: 1030;
}

@supports ((-webkit-backdrop-filter: blur(1px)) or (backdrop-filter: blur(1px))) {
  .site-header {
    background-color: rgba(18, 24, 32, 0.98);
    background-image: linear-gradient(
      180deg,
      rgba(22, 29, 39, 0.99) 0%,
      rgba(18, 24, 32, 0.96) 100%
    );
    backdrop-filter: blur(16px) saturate(1.2);
    -webkit-backdrop-filter: blur(16px) saturate(1.2);
  }
}

.site-header .navbar {
  --bs-navbar-padding-y: 0.85rem;
}

.site-brand {
  font-size: 1.45rem;
  letter-spacing: -0.03em;
  color: var(--of-text) !important;
  padding: 0.15rem 0;
  transition: opacity 0.15s ease;
}

.site-brand:hover,
.site-brand:focus {
  color: var(--of-text) !important;
  opacity: 0.9;
}

.brand-accent {
  color: var(--of-accent);
}

.site-header .navbar-nav .nav-link {
  color: var(--of-text-muted) !important;
  font-size: 0.925rem;
  font-weight: 500;
  padding: 0.45rem 1rem !important;
  border-radius: 999px;
  border: 1px solid transparent;
  transition:
    color 0.15s ease,
    background-color 0.15s ease,
    border-color 0.15s ease,
    box-shadow 0.15s ease;
}

.site-header .navbar-nav .nav-link:hover,
.site-header .navbar-nav .nav-link:focus {
  color: var(--of-text) !important;
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--of-border);
}

.site-header .navbar-nav .nav-link.active {
  color: var(--of-accent) !important;
  background: var(--of-accent-soft);
  border-color: rgba(123, 108, 246, 0.3);
  box-shadow: 0 0 0 1px rgba(123, 108, 246, 0.08);
}

.site-header .navbar-toggler {
  border-color: rgba(123, 108, 246, 0.25);
  padding: 0.45rem 0.65rem;
}

.site-header .navbar-toggler:focus {
  box-shadow: 0 0 0 0.2rem var(--of-accent-soft);
}

.site-header .navbar-toggler-icon {
  filter: brightness(0) invert(0.85);
}

/* ——— Buttons ——— */

.btn-primary {
  --bs-btn-bg: var(--of-accent);
  --bs-btn-border-color: var(--of-accent);
  --bs-btn-hover-bg: var(--of-accent-hover);
  --bs-btn-hover-border-color: var(--of-accent-hover);
  --bs-btn-active-bg: var(--of-accent-alt);
  --bs-btn-active-border-color: var(--of-accent-alt);
  --bs-btn-focus-shadow-rgb: 123, 108, 246;
  font-weight: 600;
}

.btn-outline-light {
  --bs-btn-color: var(--of-text);
  --bs-btn-border-color: var(--of-border);
  --bs-btn-hover-bg: var(--of-surface);
  --bs-btn-hover-border-color: rgba(123, 108, 246, 0.35);
  --bs-btn-hover-color: var(--of-text);
  --bs-btn-active-bg: var(--of-surface);
  font-weight: 600;
}

/* ——— Hero ——— */

.hero-section {
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, var(--of-accent-soft), transparent),
    var(--of-bg);
  border-bottom: 1px solid var(--of-border);
}

.hero-badge {
  background: var(--of-accent-soft) !important;
  color: var(--of-accent) !important;
  font-weight: 600;
  font-size: 0.85rem;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
}

.display-5 {
  letter-spacing: -0.03em;
  line-height: 1.15;
}

/* ——— Sections ——— */

.section-alt {
  background: var(--of-bg-alt);
  border-block: 1px solid var(--of-border);
}

.section-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 1rem;
  max-width: 560px;
}

/* ——— Cards ——— */

.feature-card,
.flow-card,
.download-card {
  background: var(--of-surface);
  border: 1px solid var(--of-border);
  border-radius: var(--of-radius);
  transition: border-color 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease;
}

.feature-card:hover,
.flow-card:hover {
  border-color: rgba(123, 108, 246, 0.35);
  transform: translateY(-2px);
}

.feature-icon,
.flow-icon {
  display: block;
  font-size: 1.75rem;
  margin-bottom: 0.6rem;
  line-height: 1;
}

.feature-card .card-title {
  margin-bottom: 0.35rem;
}

.feature-card .card-text {
  font-size: 0.875rem;
  line-height: 1.45;
}

.download-card {
  border-color: rgba(123, 108, 246, 0.25);
  background: linear-gradient(
    180deg,
    rgba(123, 108, 246, 0.08) 0%,
    var(--of-surface) 40%
  );
}

.download-card code {
  padding: 0.15rem 0.4rem;
  border-radius: 6px;
  background: var(--of-bg);
  font-size: 0.9em;
  color: var(--of-text);
}

.link-accent {
  color: var(--of-accent);
  text-decoration: none;
}

.link-accent:hover {
  color: var(--of-accent-hover);
  text-decoration: underline;
}

/* ——— Accordion ——— */

.privacy-accordion {
  --bs-accordion-bg: transparent;
  --bs-accordion-border-color: transparent;
  --bs-accordion-btn-bg: var(--of-surface);
  --bs-accordion-active-bg: var(--of-surface);
  --bs-accordion-btn-color: var(--of-text);
  --bs-accordion-active-color: var(--of-text);
  --bs-accordion-btn-focus-box-shadow: 0 0 0 0.2rem var(--of-accent-soft);
  --bs-accordion-body-padding-x: 1.25rem;
  --bs-accordion-body-padding-y: 1rem;
  gap: 0.5rem;
  display: flex;
  flex-direction: column;
}

.privacy-accordion .accordion-item {
  background: var(--of-surface);
  border: 1px solid var(--of-border) !important;
  border-radius: var(--of-radius) !important;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.privacy-accordion .accordion-button {
  border-radius: var(--of-radius) !important;
  font-weight: 600;
  padding: 1rem 1.25rem;
  box-shadow: none !important;
}

.privacy-accordion .accordion-button:not(.collapsed) {
  color: var(--of-accent);
  border-bottom: 1px solid var(--of-border);
  border-radius: var(--of-radius) var(--of-radius) 0 0 !important;
}

.privacy-accordion .accordion-button::after {
  filter: brightness(0) invert(0.6);
}

.privacy-accordion .accordion-button:not(.collapsed)::after {
  filter: brightness(0) saturate(100%) invert(58%) sepia(52%) saturate(1200%)
    hue-rotate(210deg) brightness(100%) contrast(98%);
}

.privacy-accordion .accordion-label small {
  font-size: 0.8rem;
  margin-top: 0.15rem;
}

.privacy-accordion .accordion-body {
  color: var(--of-text-muted);
  font-size: 0.9rem;
}

.privacy-accordion .accordion-body li + li {
  margin-top: 0.4rem;
}

.privacy-accordion .accordion-body strong {
  color: var(--of-text);
}

/* ——— Messaging tabs ——— */

.messaging-tabs {
  border-bottom: 1px solid var(--of-border);
  gap: 0.25rem;
}

.messaging-tabs .nav-link {
  color: var(--of-text-muted) !important;
  border: 1px solid transparent;
  border-radius: 10px 10px 0 0 !important;
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.65rem 1.1rem;
  margin-bottom: -1px;
}

.messaging-tabs .nav-link:hover {
  color: var(--of-text) !important;
  border-color: transparent;
  background: rgba(255, 255, 255, 0.03);
}

.messaging-tabs .nav-link.active {
  color: var(--of-accent) !important;
  background: var(--of-surface);
  border-color: var(--of-border) var(--of-border) var(--of-surface);
}

.messaging-tab-content {
  background: var(--of-surface);
  border: 1px solid var(--of-border);
  border-top: none;
  border-radius: 0 0 var(--of-radius) var(--of-radius);
}

.messaging-tab-content .tab-pane {
  color: var(--of-text-muted);
  font-size: 0.9rem;
}

.messaging-tab-content li + li {
  margin-top: 0.45rem;
}

/* ——— Privacy policy pages ——— */

.privacy-document {
  color: var(--of-text-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

.privacy-document h1 {
  color: var(--of-text);
  font-size: clamp(1.5rem, 4vw, 2rem);
  letter-spacing: -0.02em;
}

.privacy-document h2 {
  color: var(--of-text);
  font-size: 1.2rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--of-border);
}

.privacy-document h3 {
  color: var(--of-text);
  font-size: 1.05rem;
  margin-top: 1.25rem;
}

.privacy-document p,
.privacy-document li {
  margin-bottom: 0.65rem;
}

.privacy-document ul {
  padding-left: 1.25rem;
}

.privacy-document .table {
  --bs-table-bg: var(--of-surface);
  --bs-table-color: var(--of-text-muted);
  --bs-table-border-color: var(--of-border);
  font-size: 0.85rem;
}

.privacy-document .table th {
  color: var(--of-text);
  white-space: nowrap;
}

.privacy-meta {
  font-size: 0.875rem;
}

.privacy-lang-switch .btn {
  min-width: 3.5rem;
}

/* ——— Footer ——— */

.site-footer {
  border-top: 1px solid var(--of-border);
  background: var(--of-bg);
}

/* ——— Privacy policy page ——— */

.privacy-doc {
  background: var(--of-surface);
  border: 1px solid var(--of-border);
  border-radius: var(--of-radius);
}

.privacy-doc h2 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.privacy-doc h2:first-of-type {
  margin-top: 0.5rem;
}

.privacy-doc h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-top: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--of-text);
}

.privacy-doc p,
.privacy-doc li {
  color: var(--of-text-muted);
  font-size: 0.925rem;
  line-height: 1.6;
}

.privacy-doc ul {
  padding-left: 1.25rem;
}

.privacy-doc li + li {
  margin-top: 0.35rem;
}

.privacy-doc a {
  color: var(--of-accent);
  text-decoration: none;
}

.privacy-doc a:hover {
  color: var(--of-accent-hover);
  text-decoration: underline;
}

.privacy-doc code {
  padding: 0.1rem 0.35rem;
  border-radius: 6px;
  background: var(--of-bg);
  font-size: 0.88em;
  color: var(--of-text);
}

.privacy-table {
  --bs-table-bg: transparent;
  --bs-table-color: var(--of-text-muted);
  --bs-table-border-color: var(--of-border);
  font-size: 0.875rem;
}

.privacy-table th {
  color: var(--of-text);
  font-weight: 600;
}

.lang-toggle .btn.active {
  background: var(--of-accent-soft);
  border-color: rgba(123, 108, 246, 0.45);
  color: var(--of-accent);
}

/* ——— Language switcher (segmented control) ——— */

.lang-switcher {
  display: inline-flex;
  align-items: stretch;
  flex-shrink: 0;
  padding: 2px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.22);
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.lang-switcher-btn {
  appearance: none;
  border: none;
  background: transparent;
  color: var(--of-text-muted);
  font-family: inherit;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  line-height: 1.2;
  min-width: 2.45rem;
  padding: 0.38rem 0.72rem;
  border-radius: 999px;
  cursor: pointer;
  position: relative;
  z-index: 1;
  transition:
    color 0.18s ease,
    background-color 0.18s ease,
    box-shadow 0.18s ease;
}

.lang-switcher-btn + .lang-switcher-btn::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 52%;
  background: rgba(255, 255, 255, 0.08);
  pointer-events: none;
}

.lang-switcher-btn.active + .lang-switcher-btn::before,
.lang-switcher-btn + .lang-switcher-btn.active::before {
  opacity: 0;
}

.lang-switcher-btn:hover:not(.active),
.lang-switcher-btn:focus-visible:not(.active) {
  color: var(--of-text);
}

.lang-switcher-btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--of-accent-soft);
}

.lang-switcher-btn.active {
  color: var(--of-accent);
  background: var(--of-accent-soft);
  box-shadow:
    0 0 0 1px rgba(123, 108, 246, 0.28),
    0 1px 2px rgba(0, 0, 0, 0.18);
}

.site-header .lang-switcher {
  margin: 0;
}

.site-header .navbar-nav .nav-item-lang {
  display: flex;
  align-items: center;
}

/* ——— Mobile ——— */

@media (max-width: 991.98px) {
  .site-header .navbar-collapse {
    margin-top: 0.75rem;
    padding: 0.75rem 0 0.25rem;
    border-top: 1px solid var(--of-border);
  }

  .site-header .navbar-nav {
    gap: 0.25rem !important;
  }

  .site-header .navbar-nav .nav-link {
    padding: 0.55rem 1rem !important;
    border-radius: 10px;
  }

  .site-header .navbar-nav .nav-item-lang {
    margin-top: 0.35rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--of-border);
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 575.98px) {
  .messaging-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .messaging-tabs .nav-link {
    white-space: nowrap;
    font-size: 0.8rem;
    padding: 0.55rem 0.75rem;
  }

  .privacy-accordion .accordion-button {
    padding: 0.85rem 1rem;
    font-size: 0.9rem;
  }
}