/**
 * Protect PDF — workspace styles
 * ─────────────────────────────────────────────────────────────────────
 * Renders after a file is selected (inside #workspace-page).
 * Scoped under .pp-workspace so it never leaks into other tool pages.
 * Uses the shared design tokens from assets/css/variables.min.css so it
 * automatically follows the site's light/dark theme.
 */

.pp-workspace,
.pp-workspace *,
.pp-workspace *::before,
.pp-workspace *::after { box-sizing: border-box; }
.pp-workspace { font-family: var(--font-base); color: var(--color-text); }
.pp-workspace button,
.pp-workspace input { font-family: inherit; }

.pp-layout {
  display: flex;
  align-items: stretch;
  min-height: calc(100vh - var(--header-height, 68px));
  background: var(--color-bg);
}

.pp-main {
  flex: 1;
  padding: 28px 32px;
  min-width: 0;
}
.pp-main-title {
  font-size: .92rem;
  font-weight: 700;
  color: var(--color-text-muted);
  margin-bottom: 22px;
  word-break: break-word;
}

/* ── Settings block ── */
.pp-settings {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 22px;
}
.pp-settings.is-desktop { display: flex; flex-direction: column; gap: 16px; margin-bottom: 20px; }

.pp-setting-card {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: var(--transition-fast);
}
.pp-setting-card:hover { box-shadow: var(--shadow-sm); }
.pp-setting-label {
  font-size: .8rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: .5px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.pp-setting-label small { text-transform: none; font-weight: 600; color: var(--color-text-muted); opacity: .7; font-size: .72rem; }

/* password inputs */
.pp-pw-row { position: relative; display: flex; align-items: center; }
.pp-pw-input {
  width: 100%;
  padding: 12px 44px 12px 14px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: .95rem;
  font-weight: 600;
  color: var(--color-text);
  background: var(--color-surface);
  transition: var(--transition-fast);
  outline: none;
}
.pp-pw-input:focus { border-color: var(--color-primary); }
.pp-pw-toggle {
  position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  width: 32px; height: 32px; border: none; background: transparent; border-radius: 8px;
  display: flex; align-items: center; justify-content: center; cursor: pointer;
  color: var(--color-text-muted);
}
.pp-pw-toggle:hover { background: var(--color-bg); }
.pp-pw-toggle svg { width: 17px; height: 17px; }

/* strength meter */
.pp-strength-wrap { display: none; flex-direction: column; gap: 6px; }
.pp-strength-wrap.show { display: flex; }
.pp-strength-track { height: 6px; border-radius: 999px; background: var(--color-border); overflow: hidden; display: flex; gap: 3px; }
.pp-strength-seg { flex: 1; height: 100%; border-radius: 999px; background: var(--color-border); transition: var(--transition-fast); }
.pp-strength-seg.on { background: var(--seg-color, var(--color-primary)); }
.pp-strength-text { font-size: .75rem; font-weight: 700; }
.pp-mismatch-text { font-size: .75rem; font-weight: 700; color: var(--color-primary); display: none; }
.pp-mismatch-text.show { display: block; }

/* generator */
.pp-gen-row { display: flex; gap: 8px; flex-wrap: wrap; }
.pp-len-btn {
  flex: 1; min-width: 44px; padding: 9px 4px; border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm); background: var(--color-surface); font-weight: 700; font-size: .8rem;
  cursor: pointer; color: var(--color-text-muted); transition: var(--transition-fast); text-align: center;
}
.pp-len-btn.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.pp-charset-row { display: flex; gap: 6px; flex-wrap: wrap; }
.pp-charset-btn {
  padding: 8px 12px; border: 1.5px solid var(--color-border); border-radius: var(--radius-sm);
  background: var(--color-surface); font-weight: 700; font-size: .76rem; cursor: pointer;
  color: var(--color-text-muted); transition: var(--transition-fast);
}
.pp-charset-btn.active { background: var(--color-primary-light); color: var(--color-primary-dark); border-color: var(--color-primary); }
.pp-btn-generate {
  margin-top: 2px; width: 100%; padding: 12px; border: none; border-radius: var(--radius-sm);
  background: var(--color-text); color: var(--color-surface); font-weight: 800; font-size: .88rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center; gap: 8px; transition: var(--transition-fast);
}
.pp-btn-generate:hover { filter: brightness(1.15); }
.pp-btn-generate svg { width: 16px; height: 16px; }

/* encryption strength toggle */
.pp-format-group { display: flex; gap: 8px; flex-wrap: wrap; }
.pp-fmt-btn {
  flex: 1; min-width: 110px; padding: 11px 8px; border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm); background: var(--color-surface); font-weight: 700; font-size: .8rem;
  cursor: pointer; color: var(--color-text-muted); transition: var(--transition-fast); text-align: center;
}
.pp-fmt-btn.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.pp-fmt-hint { font-size: .72rem; color: var(--color-text-muted); font-weight: 600; }

.pp-hint-input {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--color-border); border-radius: var(--radius-sm);
  font-size: .9rem; font-weight: 600; color: var(--color-text); background: var(--color-surface); outline: none;
  transition: var(--transition-fast);
}
.pp-hint-input:focus { border-color: var(--color-primary); }

@media (max-width: 480px) {
  .pp-settings:not(.is-desktop) { grid-template-columns: 1fr; }
}

/* ── Document info ── */
.pp-info-section { margin-top: 0; }
.pp-section-title { font-size: .92rem; font-weight: 700; color: var(--color-text-muted); margin-bottom: 16px; }
.pp-section-title span { font-weight: 600; color: var(--color-text-muted); opacity: .75; text-transform: none; font-size: .78rem; }
.pp-stats-row { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 14px; }
.pp-stat-card { background: var(--color-surface); border: 1.5px solid var(--color-border); border-radius: 14px; padding: 16px; text-align: center; }
.pp-stat-val { font-size: 1.15rem; font-weight: 900; word-break: break-word; }
.pp-stat-label { font-size: .68rem; color: var(--color-text-muted); font-weight: 600; margin-top: 4px; text-transform: uppercase; letter-spacing: .4px; }

.pp-protected-warning {
  margin-top: 18px; background: var(--amber-light); border: 1.5px solid var(--amber); border-radius: 14px;
  padding: 16px; display: none; gap: 12px; align-items: flex-start;
}
.pp-protected-warning.show { display: flex; }
.pp-protected-warning svg { width: 20px; height: 20px; color: var(--orange); margin-top: 2px; flex-shrink: 0; }
.pp-protected-warning p { font-size: .86rem; color: var(--orange); font-weight: 600; line-height: 1.5; }

/* ── Permissions ── */
.pp-permissions-section { margin-top: 24px; }
.pp-perm-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.pp-perm-card {
  background: var(--color-surface); border: 1.5px solid var(--color-border); border-radius: var(--radius-md);
  padding: 16px 18px; display: flex; align-items: center; justify-content: space-between; gap: 10px; transition: var(--transition-fast);
}
.pp-perm-card:hover { box-shadow: var(--shadow-sm); }
.pp-perm-text { display: flex; flex-direction: column; gap: 2px; }
.pp-perm-title { font-size: .9rem; font-weight: 700; }
.pp-perm-desc { font-size: .74rem; color: var(--color-text-muted); font-weight: 600; }

.pp-switch { position: relative; width: 46px; height: 26px; flex-shrink: 0; }
.pp-switch input { opacity: 0; width: 0; height: 0; position: absolute; }
.pp-switch-track { position: absolute; inset: 0; background: var(--color-border); border-radius: 999px; cursor: pointer; transition: var(--transition-fast); }
.pp-switch-track::before {
  content: ''; position: absolute; width: 20px; height: 20px; left: 3px; top: 3px;
  background: #fff; border-radius: 50%; transition: var(--transition-fast); box-shadow: 0 1px 3px rgba(0,0,0,.25);
}
.pp-switch input:checked + .pp-switch-track { background: var(--green); }
.pp-switch input:checked + .pp-switch-track::before { transform: translateX(20px); }
.pp-switch input:focus-visible + .pp-switch-track { outline: 2.5px solid var(--color-primary); outline-offset: 2px; }

.pp-error {
  margin-top: 18px;
  background: var(--color-primary-light);
  border: 1px solid var(--color-primary);
  border-radius: 10px;
  padding: 12px 14px;
  color: var(--color-primary-dark);
  font-size: .85rem;
  font-weight: 600;
  display: none;
}

/* ── Sidebar ── */
.pp-sidebar {
  width: 420px;
  background: var(--color-surface);
  border-left: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}
.pp-sidebar-top { flex: 1; overflow-y: auto; padding: 26px 22px 20px; }
.pp-sidebar-title { font-size: 1.5rem; font-weight: 900; margin-bottom: 18px; }

.pp-info-box { background: var(--blue-light); border: 1px solid var(--blue); border-radius: 12px; padding: 14px; display: flex; gap: 10px; margin-bottom: 16px; }
.pp-info-box svg { width: 16px; height: 16px; color: var(--blue); flex-shrink: 0; margin-top: 2px; }
.pp-info-text { font-size: .82rem; line-height: 1.6; color: var(--blue); }

.pp-progress { margin-top: 18px; display: none; }
.pp-progress-bar-wrap { width: 100%; height: 8px; border-radius: 999px; background: var(--color-border); overflow: hidden; margin-bottom: 8px; }
.pp-progress-bar { height: 100%; width: 0; background: var(--color-primary); border-radius: 999px; transition: width .3s; }
.pp-progress-text { font-size: .8rem; color: var(--color-text-muted); }

.pp-success { margin-top: 18px; background: var(--color-surface); border: 1px solid var(--green); border-radius: 14px; padding: 18px; text-align: center; display: none; }
.pp-success h3 { font-size: 1.05rem; }
.pp-success-icon { width: 48px; height: 48px; border-radius: 50%; background: var(--green-light); display: flex; align-items: center; justify-content: center; margin: 0 auto 12px; color: var(--green); }
.pp-success-icon svg { width: 22px; height: 22px; }
.pp-success-desc { font-size: .85rem; color: var(--color-text-muted); margin-top: 6px; }
.pp-btn-again { margin-top: 12px; background: none; border: none; color: var(--color-primary); cursor: pointer; font-weight: 700; display: block; width: 100%; padding: 6px; }

.pp-sidebar-bottom { position: sticky; bottom: 0; background: var(--color-surface); border-top: 1px solid var(--color-border); padding: 18px; z-index: 100; }
.pp-btn-protect {
  width: 100%;
  height: 64px;
  border: none;
  border-radius: 18px;
  background: var(--color-primary);
  color: #fff;
  font-size: 1.1rem;
  font-weight: 900;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  transition: var(--transition-fast);
  box-shadow: 0 10px 25px rgba(229, 50, 45, .25);
}
.pp-btn-protect:hover:not(:disabled) { background: var(--color-primary-dark); }
.pp-btn-protect:disabled { opacity: .5; cursor: not-allowed; }
.pp-btn-protect.is-download { background: var(--green); box-shadow: 0 10px 25px rgba(46, 125, 50, .25); }
.pp-btn-protect.is-download:hover:not(:disabled) { filter: brightness(0.92); }
.pp-btn-icon { width: 34px; height: 34px; border-radius: 50%; background: rgba(255,255,255,.2); display: flex; align-items: center; justify-content: center; }
.pp-btn-icon svg { width: 18px; height: 18px; }
.pp-privacy-note { margin-top: 10px; text-align: center; font-size: .7rem; color: var(--color-text-muted); }
.pp-privacy-note svg { width: 12px; height: 12px; vertical-align: -2px; margin-right: 3px; }

/* ── Full-screen processing overlay (mobile + desktop) ── */
.pp-processing-overlay {
  display: none; position: fixed; inset: 0; background: var(--color-overlay); backdrop-filter: blur(3px);
  z-index: 2000; align-items: center; justify-content: center; padding: 20px;
}
.pp-processing-overlay.show { display: flex; }
.pp-processing-card { background: var(--color-surface); border-radius: 22px; padding: 34px 28px; max-width: 360px; width: 100%; text-align: center; box-shadow: var(--shadow-lg); }
.pp-processing-spinner {
  width: 56px; height: 56px; border-radius: 50%; border: 5px solid var(--color-primary-light);
  border-top-color: var(--color-primary); margin: 0 auto 18px; animation: pp-spin .9s linear infinite;
}
@keyframes pp-spin { to { transform: rotate(360deg); } }
.pp-processing-title { font-size: 1.05rem; font-weight: 800; margin-bottom: 6px; }
.pp-processing-stage { font-size: .86rem; color: var(--color-text-muted); font-weight: 600; min-height: 20px; margin-bottom: 16px; }
.pp-processing-bar-wrap { width: 100%; height: 10px; border-radius: 999px; background: var(--color-border); overflow: hidden; margin-bottom: 8px; }
.pp-processing-bar-fill { height: 100%; width: 0; background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark)); border-radius: 999px; transition: width .3s ease; }
.pp-processing-pct { font-size: .78rem; color: var(--color-text-muted); font-weight: 700; }

/* ── Responsive ── */
@media (max-width: 1100px) {
  .pp-sidebar { width: 360px; }
  .pp-main { padding: 24px; }
}
@media (max-width: 768px) {
  .pp-layout { flex-direction: column; min-height: 0; }
  .pp-main { width: 100%; padding: 16px 14px 130px; }
  .pp-sidebar {
    position: fixed; left: 0; bottom: 0; top: auto; width: 100%; height: auto;
    border-left: none; border-top: 1px solid var(--color-border);
    z-index: 999; box-shadow: 0 -5px 20px rgba(0,0,0,.08);
  }
  .pp-sidebar-top { display: none; }
  .pp-sidebar-bottom { padding: 12px 14px calc(12px + env(safe-area-inset-bottom)); border-top: none; }
  .pp-btn-protect { height: 58px; border-radius: 16px; font-size: 1rem; }
  .pp-privacy-note { display: none; }
}
@media (max-width: 480px) {
  .pp-stats-row { grid-template-columns: 1fr 1fr; }
  .pp-btn-protect { height: 54px; font-size: .95rem; }
}