/* ═══════════════════════════════════════════════
   CODESTASH — clipboard.css
   Neubrutalism Clipboard, Live Clipboard & QR
═══════════════════════════════════════════════ */

/* ══════════ QR CODE ══════════ */
.cb-qr-wrap {
  display: flex; flex-direction: column; align-items: center; gap: 8px; margin-top: 14px;
}
.cb-qr-label {
  font-size: 0.62rem; font-weight: 800; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--muted);
  font-family: var(--font-display, 'Space Grotesk', sans-serif);
}
.cb-qr-box {
  background: #fff;
  border: 2px solid var(--border-hi);
  border-radius: 6px; padding: 10px;
  display: inline-flex; align-items: center; justify-content: center;
  box-shadow: var(--nb-shadow-md);
}
.cb-qr-hint { font-size: 0.7rem; color: var(--muted); }

/* ══════════ NAV EXTRAS ══════════ */
.nav-lock-icon {
  display: inline-flex; align-items: center; margin-left: auto;
  color: var(--danger); opacity: 0.75; flex-shrink: 0;
  transition: opacity 0.2s, color 0.2s;
}
.nav-lock-icon.unlocked { color: var(--success); }
.nav-item:hover .nav-lock-icon { opacity: 1; }

.nav-badge {
  font-size: 0.55rem; font-weight: 800; letter-spacing: 0.08em;
  background: transparent;
  border: 2px solid var(--accent);
  color: var(--accent);
  padding: 2px 6px; border-radius: 3px;
  text-transform: uppercase; flex-shrink: 0;
  font-family: var(--font-display, 'Space Grotesk', sans-serif);
  box-shadow: 2px 2px 0px var(--accent);
}

/* ══════════ CLIPBOARD PANEL ══════════ */
.clipboard-panel { display: none; flex-direction: column; gap: 22px; }
.clipboard-panel.visible { display: flex; }

/* Clipboard card */
.cb-card {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 8px; padding: 22px;
  box-shadow: var(--nb-shadow-md);
}
.cb-card-header {
  display: flex; align-items: center; gap: 10px; margin-bottom: 18px;
}
.cb-card-icon {
  width: 36px; height: 36px; border-radius: 6px;
  background: var(--accent);
  border: 2px solid var(--border-hi);
  box-shadow: var(--nb-shadow-sm);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.cb-card-icon svg { width: 16px; height: 16px; stroke: var(--bg); fill: none; stroke-width: 2.2; }
.cb-card-title {
  font-size: 0.95rem; font-weight: 800; letter-spacing: -0.03em;
  font-family: var(--font-display, 'Space Grotesk', sans-serif);
}
.cb-card-sub { font-size: 0.74rem; color: var(--muted); margin-top: 2px; }

/* Tab switcher */
.cb-tabs {
  display: flex;
  background: var(--surface2);
  border: 2px solid var(--border);
  border-radius: 6px; padding: 4px; gap: 3px; margin-bottom: 18px;
  box-shadow: var(--nb-shadow-sm);
}
.cb-tab {
  flex: 1; padding: 9px 6px;
  border: 2px solid transparent;
  background: transparent; color: var(--muted);
  font-family: var(--font-body, 'Space Grotesk', sans-serif);
  font-size: 0.82rem; font-weight: 600;
  border-radius: 4px; cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s,
              transform 0.15s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.15s;
}
.cb-tab.active {
  background: var(--accent); color: var(--bg);
  border-color: var(--border-hi); font-weight: 800;
  transform: translate(-1px, -1px);
  box-shadow: 1px 1px 0px var(--border-hi);
}

/* Upload area */
.cb-upload-area {
  border: 2px dashed var(--border);
  border-radius: 6px; padding: 22px;
  text-align: center; cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  position: relative; margin-bottom: 12px;
}
.cb-upload-area:hover,
.cb-upload-area.dragover {
  border-color: var(--accent);
  background: rgba(255, 217, 61, 0.04);
}
[data-theme="light"] .cb-upload-area:hover,
[data-theme="light"] .cb-upload-area.dragover {
  border-color: var(--accent);
  background: rgba(255, 69, 0, 0.04);
}
.cb-upload-area input[type="file"] {
  position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; height: 100%;
}
.cb-upload-icon { font-size: 1.8rem; margin-bottom: 8px; }
.cb-upload-label { font-size: 0.82rem; color: var(--muted); line-height: 1.6; }
.cb-upload-label strong { color: var(--text); font-weight: 800; }

.cb-file-chosen {
  display: none; align-items: center; gap: 10px;
  background: var(--surface2);
  border: 2px solid var(--border);
  border-radius: 6px; padding: 10px 14px; margin-bottom: 12px;
  box-shadow: var(--nb-shadow-sm);
}
.cb-file-chosen.show { display: flex; }
.cb-file-name { font-size: 0.82rem; flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-family: var(--font-mono, 'DM Mono', monospace); }
.cb-file-clear {
  background: none; border: none; color: var(--muted); cursor: pointer;
  font-size: 1rem; padding: 2px 6px; border-radius: 4px;
  transition: color 0.15s; flex-shrink: 0;
}
.cb-file-clear:hover { color: var(--danger); }

.cb-divider {
  display: flex; align-items: center; gap: 10px; margin: 12px 0;
}
.cb-divider::before, .cb-divider::after {
  content: ''; flex: 1; height: 2px; background: var(--border);
}
.cb-divider span { font-size: 0.7rem; font-weight: 700; color: var(--muted); font-family: var(--font-display, 'Space Grotesk', sans-serif); letter-spacing: 0.08em; }

.cb-textarea {
  width: 100%; min-height: 120px; resize: vertical;
  background: var(--surface2);
  border: 2px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-family: var(--font-mono, 'DM Mono', monospace);
  font-size: 0.8rem; line-height: 1.75; padding: 13px 14px;
  outline: none;
  margin-bottom: 13px; white-space: pre-wrap; word-break: break-word;
  transition: border-color 0.12s, box-shadow 0.15s, transform 0.15s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.cb-textarea::placeholder { color: var(--muted2); }
.cb-textarea:focus {
  border-color: var(--border-hi);
  box-shadow: var(--nb-shadow-sm);
  transform: translate(-1px, -1px);
}

/* ══════════ OTP RESULT DISPLAY ══════════ */
.cb-otp-result {
  display: none; flex-direction: column; align-items: center;
  background: var(--surface2);
  border: 2px solid var(--accent);
  border-radius: 8px; padding: 28px 22px; text-align: center; gap: 8px;
  box-shadow: var(--nb-shadow-accent);
  animation: authUp 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  margin-top: 14px;
}
.cb-otp-result.show { display: flex; }
.cb-otp-label {
  font-size: 0.66rem; font-weight: 800; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--accent);
  font-family: var(--font-display, 'Space Grotesk', sans-serif);
}
.cb-otp-digits { display: flex; gap: 10px; margin: 6px 0; }
.cb-otp-digit {
  width: 58px; height: 72px;
  border-radius: 6px;
  background: var(--surface3);
  border: 2px solid var(--accent);
  box-shadow: 3px 3px 0px var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 2.2rem; font-weight: 900;
  font-family: var(--font-mono, 'DM Mono', monospace);
  color: var(--accent); letter-spacing: 0;
}
.cb-otp-expiry { font-size: 0.75rem; color: var(--muted); }
.cb-otp-copy-row { display: flex; gap: 8px; margin-top: 4px; flex-direction: column; width: 100%; }
.cb-btn-copy-otp, .cb-btn-new { width: 100%; justify-content: center; min-height: 44px; }
.cb-btn-copy-otp {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--accent);
  color: var(--bg);
  border: 2px solid var(--border-hi);
  border-radius: 6px; padding: 8px 16px;
  font-family: var(--font-body, 'Space Grotesk', sans-serif);
  font-size: 0.8rem; font-weight: 800;
  cursor: pointer;
  box-shadow: var(--nb-shadow-sm);
  transition: transform 0.15s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.15s;
}
.cb-btn-copy-otp:hover { transform: translate(-2px, -2px); box-shadow: var(--nb-shadow-md); }
.cb-btn-new {
  display: inline-flex; align-items: center; gap: 6px;
  background: transparent;
  border: 2px solid var(--border);
  color: var(--muted);
  border-radius: 6px; padding: 8px 16px;
  font-family: var(--font-body, 'Space Grotesk', sans-serif);
  font-size: 0.8rem; font-weight: 700;
  cursor: pointer;
  transition: background 0.12s, color 0.12s, border-color 0.12s,
              transform 0.15s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.15s;
}
.cb-btn-new:hover {
  background: var(--surface3); color: var(--text); border-color: var(--border-hi);
  transform: translate(-2px, -2px); box-shadow: var(--nb-shadow-sm);
}

/* ══════════ RETRIEVE MODE ══════════ */
.cb-retrieve-label {
  font-size: 0.75rem; color: var(--muted); margin-bottom: 20px;
  line-height: 1.6; text-align: center;
}
.cb-otp-inputs { display: flex; gap: 12px; justify-content: center; margin-bottom: 20px; }
.cb-otp-input {
  width: 68px; height: 80px;
  border-radius: 6px;
  background: var(--surface2);
  border: 2px solid var(--border);
  color: var(--text);
  font-family: var(--font-mono, 'DM Mono', monospace);
  font-size: 2.2rem; font-weight: 900; text-align: center;
  outline: none; -webkit-appearance: none; appearance: none;
  caret-color: transparent; -moz-appearance: textfield;
  transition: border-color 0.12s, box-shadow 0.15s, transform 0.15s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.cb-otp-input::-webkit-outer-spin-button,
.cb-otp-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.cb-otp-input:focus {
  border-color: var(--accent);
  box-shadow: 3px 3px 0px var(--accent);
  transform: translate(-1px, -1px);
}
.cb-otp-input.filled { border-color: var(--accent); }

/* Retrieved content */
.cb-retrieved {
  display: none; flex-direction: column; gap: 12px; margin-top: 14px;
  animation: authUp 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}
.cb-retrieved.show { display: flex; }
.cb-retrieved-header { display: flex; align-items: center; justify-content: space-between; }
.cb-retrieved-type {
  font-size: 0.62rem; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--success);
  border: 2px solid var(--success);
  border-radius: 4px; padding: 3px 10px;
  box-shadow: 2px 2px 0px var(--success);
  font-family: var(--font-display, 'Space Grotesk', sans-serif);
}
.cb-retrieved-expiry { font-size: 0.72rem; color: var(--muted); font-family: var(--font-mono, 'DM Mono', monospace); }
.cb-retrieved-content {
  background: var(--surface2);
  border: 2px solid var(--border);
  border-radius: 6px; padding: 14px;
  font-family: var(--font-mono, 'DM Mono', monospace);
  font-size: 0.8rem; line-height: 1.75; color: var(--text);
  max-height: 260px; overflow-y: auto;
  white-space: pre-wrap; word-break: break-word; scrollbar-width: none;
  box-shadow: var(--nb-shadow-sm);
}
.cb-retrieved-content::-webkit-scrollbar { display: none; }

.cb-btn-dl {
  display: inline-flex; align-items: center; gap: 7px;
  background: transparent;
  border: 2px solid var(--success);
  color: var(--success);
  border-radius: 6px; padding: 10px 18px;
  font-family: var(--font-body, 'Space Grotesk', sans-serif);
  font-size: 0.82rem; font-weight: 700;
  cursor: pointer; text-decoration: none;
  transition: background 0.12s, transform 0.15s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.15s;
  box-shadow: 3px 3px 0px var(--success);
}
.cb-btn-dl:hover {
  background: var(--success); color: var(--bg);
  transform: translate(-2px, -2px);
  box-shadow: var(--nb-shadow-md);
}
.cb-btn-copy-content {
  display: inline-flex; align-items: center; gap: 7px;
  background: transparent;
  border: 2px solid var(--border);
  color: var(--muted);
  border-radius: 6px; padding: 10px 18px;
  font-family: var(--font-body, 'Space Grotesk', sans-serif);
  font-size: 0.82rem; font-weight: 700;
  cursor: pointer;
  transition: background 0.12s, color 0.12s, border-color 0.12s,
              transform 0.15s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.15s;
}
.cb-btn-copy-content:hover {
  background: var(--surface3); color: var(--text); border-color: var(--border-hi);
  transform: translate(-2px, -2px); box-shadow: var(--nb-shadow-sm);
}

/* Error strip */
.cb-error {
  display: none; font-size: 0.78rem; font-weight: 700; color: var(--danger);
  padding: 10px 14px;
  border: 2px solid var(--danger);
  border-radius: 5px; margin-top: 10px;
  box-shadow: 3px 3px 0px var(--danger);
}
.cb-error.show { display: block; }

/* How it works card */
.cb-how {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 8px; padding: 18px 22px;
  box-shadow: var(--nb-shadow-sm);
}
.cb-how-title {
  font-size: 0.6rem; font-weight: 800; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 14px;
  font-family: var(--font-display, 'Space Grotesk', sans-serif);
}
.cb-steps { display: flex; flex-direction: column; gap: 12px; }
.cb-step  { display: flex; align-items: flex-start; gap: 12px; }
.cb-step-num {
  width: 24px; height: 24px; border-radius: 4px; flex-shrink: 0;
  background: var(--accent);
  border: 2px solid var(--border-hi);
  box-shadow: var(--nb-shadow-xs, 2px 2px 0px var(--border-hi));
  display: flex; align-items: center; justify-content: center;
  font-size: 0.7rem; font-weight: 900; color: var(--bg);
  font-family: var(--font-display, 'Space Grotesk', sans-serif);
}
.cb-step-text { font-size: 0.8rem; color: var(--muted); line-height: 1.6; }
.cb-step-text strong { color: var(--text); font-weight: 800; }

/* Upload progress */
.cb-progress { display: none; align-items: center; gap: 10px; margin-top: 10px; }
.cb-progress.show { display: flex; }
.cb-progress-bar-wrap {
  flex: 1; height: 5px;
  background: var(--surface3);
  border: 1px solid var(--border);
  border-radius: 2px; overflow: hidden;
}
.cb-progress-bar {
  height: 100%; background: var(--accent);
  border-radius: 2px; transition: width 0.3s ease; width: 0%;
}
.cb-progress-text { font-size: 0.72rem; font-weight: 700; color: var(--muted); flex-shrink: 0; font-family: var(--font-mono, 'DM Mono', monospace); }

/* ══════════ LIVE CLIPBOARD ══════════ */
.cb-mode-tabs {
  display: flex; gap: 4px;
  background: var(--surface2);
  border: 2px solid var(--border);
  border-radius: 6px; padding: 4px; margin-bottom: 18px;
  box-shadow: var(--nb-shadow-sm);
}
.cb-mode-tab {
  flex: 1; padding: 9px 6px;
  border: 2px solid transparent;
  background: transparent; color: var(--muted);
  font-family: var(--font-body, 'Space Grotesk', sans-serif);
  font-size: 0.82rem; font-weight: 600;
  border-radius: 4px; cursor: pointer;
  min-height: 44px; -webkit-tap-highlight-color: transparent;
  transition: background 0.15s, color 0.15s, border-color 0.15s,
              transform 0.15s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.15s;
}
.cb-mode-tab.active {
  background: var(--accent); color: var(--bg);
  border-color: var(--border-hi); font-weight: 800;
  transform: translate(-1px, -1px);
  box-shadow: 1px 1px 0px var(--border-hi);
}

/* Live panel */
.lcb-panel { display: none; flex-direction: column; gap: 14px; }
.lcb-panel.visible { display: flex; }

/* Join screen */
.lcb-join-screen { display: flex; flex-direction: column; gap: 14px; }
.lcb-join-card {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 8px; padding: 22px;
  box-shadow: var(--nb-shadow-md);
  display: flex; flex-direction: column; gap: 14px;
}
.lcb-join-header { display: flex; align-items: center; gap: 12px; }
.lcb-join-icon {
  width: 42px; height: 42px; border-radius: 6px;
  background: var(--accent);
  border: 2px solid var(--border-hi);
  box-shadow: var(--nb-shadow-sm);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
  font-size: 1.2rem;
}
.lcb-join-title {
  font-size: 0.95rem; font-weight: 800; margin-bottom: 2px;
  font-family: var(--font-display, 'Space Grotesk', sans-serif);
  letter-spacing: -0.03em;
}
.lcb-join-sub { font-size: 0.78rem; color: var(--muted); line-height: 1.5; }

.lcb-divider {
  text-align: center; font-size: 0.72rem; font-weight: 700; color: var(--muted2);
  position: relative; font-family: var(--font-display, 'Space Grotesk', sans-serif);
}
.lcb-code-input-wrap { display: flex; gap: 8px; }
.lcb-code-input-wrap .field-input {
  flex: 1;
  font-family: var(--font-mono, 'DM Mono', monospace);
  font-size: 1rem; font-weight: 900;
  letter-spacing: 0.2em; text-align: center;
  text-transform: uppercase;
}
.lcb-join-btn {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--accent); color: var(--bg);
  border: 2px solid var(--border-hi);
  border-radius: 6px; padding: 11px 18px;
  font-family: var(--font-body, 'Space Grotesk', sans-serif);
  font-size: 0.85rem; font-weight: 800;
  cursor: pointer; flex-shrink: 0; min-height: 44px;
  -webkit-tap-highlight-color: transparent;
  box-shadow: var(--nb-shadow-sm);
  transition: transform 0.15s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.15s;
}
.lcb-join-btn:hover { transform: translate(-2px, -2px); box-shadow: var(--nb-shadow-md); }
.lcb-join-btn:disabled { opacity: 0.45; cursor: not-allowed; transform: none; box-shadow: none; }

/* Session screen */
.lcb-session-screen { display: none; flex-direction: column; gap: 14px; }

.lcb-status-bar {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 6px; padding: 12px 16px; gap: 10px; flex-wrap: wrap;
  box-shadow: var(--nb-shadow-sm);
}
.lcb-status-left  { display: flex; align-items: center; gap: 10px; }
.lcb-status-right { display: flex; align-items: center; gap: 8px; }

.lcb-dot {
  width: 9px; height: 9px; border-radius: 2px; flex-shrink: 0;
  background: var(--border);
  border: 2px solid var(--border-hi);
  transition: background 0.3s, border-color 0.3s;
}
.lcb-dot.live {
  background: var(--success); border-color: var(--success);
  box-shadow: 2px 2px 0px color-mix(in srgb, var(--success) 50%, black);
  animation: lcb-pulse 2s ease-in-out infinite;
}
.lcb-dot.connecting { background: var(--warning); border-color: var(--warning); }
.lcb-dot.disconnected { background: var(--danger); border-color: var(--danger); }
.lcb-dot.polling {
  background: #f59e0b; border-color: #f59e0b;
  animation: lcb-pulse-warn 1.5s ease-in-out infinite;
}
@keyframes lcb-pulse-warn {
  0%,100% { box-shadow: 2px 2px 0px rgba(245,158,11,0.5); }
  50%      { box-shadow: 3px 3px 0px rgba(245,158,11,0.8); }
}
@keyframes lcb-pulse {
  0%,100% { box-shadow: 2px 2px 0px color-mix(in srgb, var(--success) 50%, black); }
  50%      { box-shadow: 3px 3px 0px color-mix(in srgb, var(--success) 70%, black); }
}

.lcb-status-text { font-size: 0.78rem; font-weight: 700; color: var(--text); }
.lcb-presence    { font-size: 0.72rem; color: var(--muted); }

/* Code bar */
.lcb-code-bar {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--surface2);
  border: 2px solid var(--border);
  border-radius: 6px; padding: 12px 16px; gap: 10px;
  box-shadow: var(--nb-shadow-sm);
}
.lcb-code-label {
  font-size: 0.6rem; font-weight: 800; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--muted); margin-bottom: 6px;
  font-family: var(--font-display, 'Space Grotesk', sans-serif);
}
.lcb-code-digits { display: flex; gap: 6px; }
.lcb-digit {
  width: 32px; height: 38px; border-radius: 4px;
  background: var(--surface3);
  border: 2px solid var(--accent);
  box-shadow: 2px 2px 0px var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono, 'DM Mono', monospace);
  font-size: 1rem; font-weight: 900; color: var(--accent);
}
.lcb-copy-code-btn {
  display: inline-flex; align-items: center; gap: 6px;
  background: transparent;
  border: 2px solid var(--border);
  color: var(--muted);
  border-radius: 5px; padding: 7px 12px;
  font-family: var(--font-body, 'Space Grotesk', sans-serif);
  font-size: 0.75rem; font-weight: 700;
  cursor: pointer; flex-shrink: 0;
  transition: color 0.12s, border-color 0.12s,
              transform 0.15s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.15s;
}
.lcb-copy-code-btn:hover {
  color: var(--text); border-color: var(--border-hi);
  transform: translate(-1px, -1px); box-shadow: 1px 1px 0px var(--border-hi);
}

/* Live editor */
.lcb-editor-wrap {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 8px; overflow: hidden;
  box-shadow: var(--nb-shadow-md);
  transition: border-color 0.12s, box-shadow 0.15s;
}
.lcb-editor-wrap:focus-within {
  border-color: var(--border-hi);
  box-shadow: var(--nb-shadow-lg);
}
.lcb-textarea {
  width: 100%; min-height: 220px;
  background: transparent; border: none; outline: none; resize: none;
  color: var(--text);
  font-family: var(--font-body, 'Space Grotesk', sans-serif);
  font-size: 0.9rem; line-height: 1.85; padding: 18px 20px;
  caret-color: var(--accent);
}
.lcb-textarea::placeholder { color: var(--muted2); }

/* Footer */
.lcb-footer {
  display: flex; align-items: center; justify-content: space-between;
  gap: 10px; flex-wrap: wrap;
}
.lcb-footer-left  { display: flex; align-items: center; gap: 8px; }
.lcb-footer-right { display: flex; align-items: center; gap: 8px; }
.lcb-stats {
  font-size: 0.68rem; color: var(--muted2);
  font-family: var(--font-mono, 'DM Mono', monospace); white-space: nowrap;
}
.lcb-action-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 14px; border-radius: 5px;
  border: 2px solid var(--border);
  background: var(--surface); color: var(--muted);
  font-family: var(--font-body, 'Space Grotesk', sans-serif);
  font-size: 0.78rem; font-weight: 700;
  cursor: pointer; white-space: nowrap;
  -webkit-tap-highlight-color: transparent;
  transition: background 0.12s, color 0.12s, border-color 0.12s,
              transform 0.15s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.15s;
}
.lcb-action-btn:hover {
  background: var(--surface2); color: var(--text); border-color: var(--border-hi);
  transform: translate(-2px, -2px); box-shadow: var(--nb-shadow-sm);
}
.lcb-action-btn.danger:hover {
  color: var(--danger); border-color: var(--danger);
  box-shadow: 3px 3px 0px var(--danger);
}
.lcb-leave-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 12px; border-radius: 5px;
  border: 2px solid var(--danger);
  background: transparent; color: var(--danger);
  font-family: var(--font-body, 'Space Grotesk', sans-serif);
  font-size: 0.75rem; font-weight: 700;
  cursor: pointer;
  box-shadow: 3px 3px 0px var(--danger);
  transition: background 0.12s, transform 0.15s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.15s;
  flex-shrink: 0;
}
.lcb-leave-btn:hover {
  background: var(--danger); color: var(--bg);
  transform: translate(-2px, -2px);
}

/* How it works — live */
.lcb-how-card {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 8px; padding: 18px 20px;
  box-shadow: var(--nb-shadow-sm);
}
.lcb-how-title {
  font-size: 0.6rem; font-weight: 800; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--muted); margin-bottom: 14px;
  font-family: var(--font-display, 'Space Grotesk', sans-serif);
}
.lcb-steps { display: flex; flex-direction: column; gap: 12px; }
.lcb-step  { display: flex; align-items: flex-start; gap: 12px; }
.lcb-step-num {
  width: 24px; height: 24px; border-radius: 4px; flex-shrink: 0;
  background: var(--accent);
  border: 2px solid var(--border-hi);
  box-shadow: 2px 2px 0px var(--border-hi);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.7rem; font-weight: 900; color: var(--bg);
  font-family: var(--font-display, 'Space Grotesk', sans-serif);
}
.lcb-step-text { font-size: 0.8rem; color: var(--muted); line-height: 1.6; }
.lcb-step-text strong { color: var(--text); font-weight: 800; }

/* ── File share section ── */
.lcb-file-section { display: flex; flex-direction: column; gap: 8px; }
.lcb-file-drop {
  display: flex; align-items: center; gap: 10px;
  border: 2px dashed var(--border);
  border-radius: 6px; padding: 14px 16px; cursor: pointer;
  color: var(--muted);
  transition: border-color 0.15s, background 0.15s, color 0.15s;
}
.lcb-file-drop:hover, .lcb-file-drop.dragover {
  border-color: var(--accent);
  background: rgba(255, 217, 61, 0.04);
  color: var(--text);
}
[data-theme="light"] .lcb-file-drop:hover,
[data-theme="light"] .lcb-file-drop.dragover {
  border-color: var(--accent);
  background: rgba(255, 69, 0, 0.04);
}
.lcb-file-drop-label { font-size: 0.8rem; line-height: 1.4; }
.lcb-file-drop-label strong { color: var(--text); font-weight: 800; }

.lcb-file-card {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; flex-wrap: wrap;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 6px; padding: 12px 14px;
  box-shadow: var(--nb-shadow-sm);
}
.lcb-file-card-info { display: flex; align-items: center; gap: 10px; min-width: 0; }
.lcb-file-icon { font-size: 1.4rem; flex-shrink: 0; }
.lcb-file-meta { min-width: 0; }
.lcb-file-name {
  font-size: 0.82rem; font-weight: 700; color: var(--text);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 180px;
  font-family: var(--font-mono, 'DM Mono', monospace);
}
.lcb-file-size { font-size: 0.72rem; color: var(--muted); margin-top: 2px; }
.lcb-file-card-actions { display: flex; gap: 6px; flex-shrink: 0; }

.lcb-file-progress { display: flex; align-items: center; gap: 10px; }
.lcb-file-progress-bar-wrap {
  flex: 1; height: 5px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 2px; overflow: hidden;
}
.lcb-file-progress-bar {
  height: 100%; width: 0%; background: var(--accent);
  border-radius: 2px; transition: width 0.2s ease;
}
.lcb-file-progress-text { font-size: 0.72rem; font-weight: 700; color: var(--muted); flex-shrink: 0; font-family: var(--font-mono, 'DM Mono', monospace); }

/* Responsive */
@media (max-width: 768px) {
  .lcb-footer { flex-direction: column; align-items: stretch; }
  .lcb-footer-left, .lcb-footer-right { width: 100%; }
  .lcb-action-btn { flex: 1; justify-content: center; }
  .lcb-digit { width: 28px; height: 34px; font-size: 0.9rem; }
}