.gf {
  --gf-bg: #1b2433;
  --gf-bg-2: #161d29;
  --gf-sidebar: #1a2230;
  --gf-card: #252e40;
  --gf-card-2: #2a3448;
  --gf-line: rgba(255, 255, 255, 0.08);
  --gf-line-strong: rgba(255, 255, 255, 0.14);
  --gf-text: #e9eef6;
  --gf-muted: #8b97ab;
  --gf-faint: #6b768a;
  --gf-blue: #3b82f6;
  --gf-blue-hover: #2563eb;
  --gf-green: #22c55e;
  --gf-sidebar-w: 248px;
  --gf-font: Inter, "Segoe UI", system-ui, -apple-system, sans-serif;
  min-height: 100dvh;
  background: var(--gf-bg);
  color: var(--gf-text);
  font-family: var(--gf-font);
  font-size: 14px;
  line-height: 1.45;
}

.gf * {
  box-sizing: border-box;
}

.gf a {
  color: inherit;
  text-decoration: none;
}

.gf button {
  font-family: inherit;
}

.gf-shell {
  display: flex;
  min-height: 100dvh;
}

.gf-sidebar {
  width: var(--gf-sidebar-w);
  flex-shrink: 0;
  background: var(--gf-sidebar);
  border-right: 1px solid var(--gf-line);
  display: flex;
  flex-direction: column;
  padding: 16px 14px 12px;
  position: sticky;
  top: 0;
  height: 100dvh;
  z-index: 40;
}

.gf-sidebar.collapsed {
  display: none;
}

.gf-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 6px 14px;
  color: #fff;
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.02em;
}

.gf-brand img {
  width: 28px;
  height: 28px;
  object-fit: contain;
  display: block;
}

.gf-guest {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #222b3c;
  border: 1px solid var(--gf-line);
  border-radius: 12px;
  padding: 10px 10px;
}

.gf-guest img {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.gf-guest .name {
  font-size: 13px;
  font-weight: 600;
  color: var(--gf-text);
  line-height: 1.2;
}

.gf-guest .sub {
  font-size: 12px;
  color: var(--gf-muted);
}

.gf-dots {
  margin-left: auto;
  width: 28px;
  height: 28px;
  border: 0;
  background: transparent;
  color: var(--gf-muted);
  border-radius: 8px;
  display: grid;
  place-items: center;
}

.gf-dots:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--gf-text);
}

.gf-add {
  margin-top: 10px;
  width: 100%;
  height: 40px;
  border-radius: 12px;
  border: 1px dashed var(--gf-line-strong);
  background: transparent;
  color: var(--gf-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 13.5px;
  font-weight: 500;
}

.gf-add:hover {
  border-color: #4b8dff;
  color: var(--gf-text);
  background: rgba(59, 130, 246, 0.08);
}

.gf-nav {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.gf-nav button {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  height: 40px;
  padding: 0 12px;
  border: 0;
  background: transparent;
  color: var(--gf-muted);
  border-radius: 10px;
  font-size: 14px;
  font-weight: 500;
  text-align: left;
}

.gf-nav button:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--gf-text);
}

.gf-nav button.active {
  background: rgba(59, 130, 246, 0.12);
  color: #fff;
}

.gf-nav .ico {
  width: 18px;
  display: grid;
  place-items: center;
  opacity: 0.9;
}

.gf-side-foot {
  margin-top: auto;
  padding-top: 12px;
}

.gf-x {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--gf-muted);
  font-size: 13px;
  padding: 8px 8px;
  border-radius: 8px;
}

.gf-x:hover {
  color: #fff;
}

.gf-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  background: var(--gf-bg);
}

.gf-top {
  height: 56px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 18px;
  border-bottom: 1px solid var(--gf-line);
  font-size: 14.5px;
  font-weight: 500;
  color: var(--gf-text);
}

.gf-burger {
  width: 36px;
  height: 36px;
  border: 0;
  background: transparent;
  color: var(--gf-muted);
  border-radius: 8px;
  display: grid;
  place-items: center;
}

.gf-burger:hover {
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
}

.gf-content {
  flex: 1;
  overflow: auto;
  padding: 18px 20px 48px;
}

.gf-ad-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 22px;
}

.gf-ad-note {
  font-size: 12px;
  color: var(--gf-faint);
  margin-bottom: 8px;
}

.gf-ad-note a {
  color: #7eb0ff;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.gf-ad {
  width: 300px;
  height: 300px;
  border-radius: 4px;
  overflow: hidden;
  background: #111;
  display: block;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.35);
}

.gf-ad img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.gf-file {
  width: min(560px, 100%);
  margin: 0 auto 18px;
  background: var(--gf-card);
  border: 1px solid var(--gf-line);
  border-radius: 16px;
  padding: 16px 16px 14px;
}

.gf-file-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.gf-file-ico {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: linear-gradient(180deg, #7c5cff, #5b3fd6);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  color: #fff;
}

.gf-file-name {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
}

.gf-file-meta {
  margin-top: 4px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  color: var(--gf-muted);
  font-size: 12.5px;
}

.gf-file-meta span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.gf-actions {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.gf-btn {
  height: 36px;
  padding: 0 12px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-size: 13px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--gf-text);
  background: #323c51;
}

.gf-btn:hover {
  background: #3a455c;
}

.gf-btn-primary {
  background: var(--gf-blue);
  color: #fff;
}

.gf-btn-primary:hover {
  background: var(--gf-blue-hover);
}

.gf-preview {
  width: min(820px, 100%);
  margin: 0 auto;
  background: #f7f7f7;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--gf-line);
}

.gf-preview img {
  width: 100%;
  height: auto;
  display: block;
  vertical-align: middle;
}

.gf-toast {
  position: fixed;
  bottom: 22px;
  left: 50%;
  transform: translateX(-50%);
  background: #111827;
  color: #fff;
  border: 1px solid var(--gf-line-strong);
  border-radius: 10px;
  padding: 10px 16px;
  font-size: 13px;
  z-index: 80;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.gf-modal-back {
  position: fixed;
  inset: 0;
  background: rgba(8, 12, 20, 0.62);
  z-index: 70;
  display: grid;
  place-items: center;
  padding: 16px;
}

.gf-modal {
  width: min(420px, 100%);
  background: var(--gf-card);
  border: 1px solid var(--gf-line-strong);
  border-radius: 16px;
  padding: 18px;
}

.gf-modal h3 {
  margin: 0 0 12px;
  font-size: 16px;
}

.gf-kv {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 8px 12px;
  font-size: 13px;
}

.gf-kv dt {
  color: var(--gf-muted);
}

.gf-kv dd {
  margin: 0;
  color: #fff;
  word-break: break-all;
}

.gf-page {
  width: min(720px, 100%);
  margin: 0 auto;
}

.gf-page h1 {
  font-size: 22px;
  margin: 8px 0 12px;
}

.gf-page p {
  color: var(--gf-muted);
  margin: 0 0 12px;
}

.gf-drop {
  margin-top: 18px;
  border: 1.5px dashed var(--gf-line-strong);
  border-radius: 16px;
  padding: 48px 20px;
  text-align: center;
  background: rgba(255, 255, 255, 0.02);
}

.gf-drop strong {
  display: block;
  font-size: 16px;
  margin-bottom: 6px;
}

.gf-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.gf-list-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--gf-card);
  border: 1px solid var(--gf-line);
  border-radius: 12px;
  padding: 12px;
}

.gf-scrim {
  display: none;
}

.gf-menu {
  position: absolute;
  right: 8px;
  top: 44px;
  background: #2b3548;
  border: 1px solid var(--gf-line-strong);
  border-radius: 10px;
  min-width: 160px;
  padding: 6px;
  z-index: 20;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
}

.gf-menu button {
  width: 100%;
  text-align: left;
  border: 0;
  background: transparent;
  color: var(--gf-text);
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 13px;
}

.gf-menu button:hover {
  background: rgba(255, 255, 255, 0.06);
}

.gf-plans {
  display: grid;
  gap: 12px;
}

@media (min-width: 720px) {
  .gf-plans {
    grid-template-columns: 1fr 1fr;
  }
}

.gf-plan {
  background: var(--gf-card);
  border: 1px solid var(--gf-line);
  border-radius: 14px;
  padding: 16px;
}

.gf-plan h3 {
  margin: 0 0 6px;
  font-size: 16px;
}

.gf-price {
  font-size: 22px;
  font-weight: 700;
  margin: 8px 0 10px;
}

@media (max-width: 860px) {
  .gf-sidebar,
  .gf-sidebar.collapsed {
    display: flex;
    position: fixed;
    left: 0;
    top: 0;
    width: var(--gf-sidebar-w);
    transform: translateX(-105%);
    transition: transform 180ms ease;
    box-shadow: 12px 0 40px rgba(0, 0, 0, 0.4);
  }
  .gf-sidebar.open {
    transform: none;
  }
  .gf-burger {
    display: grid;
  }
  .gf-scrim {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 35;
  }
  .gf-preview {
    width: 100%;
  }
  .gf-file {
    width: 100%;
  }
}

html, body {
  margin: 0;
  background: #1b2433;
  color: #e9eef6;
}
button { cursor: pointer; }
.hidden { display: none !important; }
.gf-nav svg, .gf-btn svg, .gf-file-ico svg, .gf-file-meta svg, .gf-add svg, .gf-dots svg, .gf-burger svg, .gf-drop svg, .gf-x svg {
  display: block;
  flex-shrink: 0;
}