/* ============================================================
   浮光剧场 · Components
   ============================================================ */

/* === Buttons === */

/* Primary */
.primary-btn {
  min-height: var(--control-height); padding: 10px 20px;
  border-radius: var(--radius-pill);
  color: #ffffff; font-size: 15px; font-weight: 600;
  background: linear-gradient(180deg, #32a3ff, #087cff);
  box-shadow: 0 8px 24px rgba(10,132,255,.22),
    inset 0 1px 0 rgba(255,255,255,.34),
    inset 0 -1px 0 rgba(0,0,0,.12);
  transition: all .18s var(--ease-out);
  letter-spacing: -0.01em;
}
.primary-btn:hover { filter: brightness(1.06); transform: translateY(-1px); }
.primary-btn:active { transform: scale(0.97); filter: brightness(0.95); }

/* Quiet */
.quiet-btn {
  min-height: 38px; padding: 8px 14px;
  border-radius: var(--radius-pill);
  color: var(--text-secondary); font-size: 13px; font-weight: 500;
  background: var(--glass-bg-thin);
  border: 1px solid var(--glass-border);
  box-shadow: inset 0 1px rgba(255,255,255,.06);
  transition: all .15s var(--ease-out);
}
.quiet-btn:hover { color: var(--text-primary); background: rgba(255,255,255,.09); border-color: var(--glass-border-strong); }
.quiet-btn:active { transform: scale(0.97); }

/* Chip */
.chip-btn {
  padding: 5px 11px;
  border-radius: var(--radius-pill);
  color: var(--text-secondary); font-size: 12px; font-weight: 500;
  background: var(--glass-bg-thin);
  border: 1px solid var(--glass-border);
  transition: all .12s var(--ease-out);
}
.chip-btn:hover { color: var(--text-primary); background: rgba(255,255,255,.09); }
.chip-btn:active { transform: scale(0.95); }

/* Text */
.text-btn {
  padding: 4px 8px; border-radius: var(--radius-xs);
  color: var(--text-secondary); font-size: 12px; font-weight: 500;
  background: transparent; transition: all .12s;
}
.text-btn:hover { background: rgba(255,255,255,.08); color: var(--text-primary); }

[data-theme="light"] .quiet-btn:hover,
[data-theme="light"] .chip-btn:hover {
  background: rgba(118,118,128,.12);
}
[data-theme="light"] .quiet-btn,
[data-theme="light"] .chip-btn {
  color: rgba(60,60,67,.72);
  background: rgba(255,255,255,.30);
  border-color: rgba(255,255,255,.72);
  box-shadow: 0 5px 16px rgba(70,76,88,.06), inset 0 1px rgba(255,255,255,.9);
}

[data-theme="light"] .header-bubble,
[data-theme="light"] .audio-float-btn {
  background: rgba(255,255,255,.42);
  border-color: rgba(255,255,255,.82);
  box-shadow: var(--shadow-float);
  backdrop-filter: blur(36px) saturate(150%);
  -webkit-backdrop-filter: blur(36px) saturate(150%);
}
[data-theme="light"] .controls-panel {
  background:
    linear-gradient(180deg, rgba(255,255,255,.48), rgba(255,255,255,.14)),
    rgba(255,255,255,.96);
  border-color: rgba(255,255,255,.78);
  box-shadow:
    0 18px 48px rgba(15,23,42,.10),
    0 4px 14px rgba(15,23,42,.05),
    inset 0 1px 0 rgba(255,255,255,.78);
}
[data-theme="light"] .modal {
  background:
    linear-gradient(180deg, rgba(255,255,255,.48), rgba(255,255,255,.14)),
    rgba(255,255,255,.96);
  border-color: rgba(255,255,255,.78);
  box-shadow:
    0 18px 48px rgba(15,23,42,.10),
    0 4px 14px rgba(15,23,42,.05),
    inset 0 1px 0 rgba(255,255,255,.78);
}


/* Icon button */
.icon-btn {
  display: grid; place-items: center; width: 38px; height: 38px;
  border-radius: var(--radius-pill);
  color: var(--text-secondary); background: transparent;
  transition: all .15s var(--ease-out);
}
.icon-btn:hover { color: var(--text-primary); background: rgba(255,255,255,.09); }
.icon-btn:active { transform: scale(0.88); background: var(--glass-bg-thick); }
.icon-btn svg { width: 19px; height: 19px; stroke-width: 1.8; }

[data-theme="light"] .header-actions .icon-btn,
[data-theme="light"] .audio-float-btn {
  color: rgba(0, 0, 0, .82);
}
[data-theme="light"] .header-actions .icon-btn:hover,
[data-theme="light"] .audio-float-btn:hover,
[data-theme="light"] .audio-float-btn.active {
  color: #000;
}

.wide { width: 100%; }

.danger-btn {
  min-height: 38px;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  color: #fff;
  background: var(--red);
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 6px 18px rgba(255,59,48,.2), inset 0 1px rgba(255,255,255,.25);
}
.danger-btn:active { transform: scale(.97); }
.confirm-modal { width: min(92vw, 420px); }
.confirm-copy {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.65;
}
.rewrite-choice-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 18px;
}
.confirm-copy strong { color: var(--text-primary); }

/* === Chapter Mini Buttons === */
.chapter-mini-btn.confirming {
  width: 68px; min-width: 68px; padding: 0 12px;
  display: inline-flex; gap: 5px; align-items: center;
  color: #fff; background: var(--red);
  border-radius: var(--radius-pill);
  box-shadow: 0 2px 8px rgba(255,69,58,0.3);
}
.chapter-mini-btn.confirming:hover {
  color: #fff; background: var(--red); filter: brightness(1.1);
}
.confirm-label {
  font-size: 11px; font-weight: 600; white-space: nowrap;
  animation: confirm-label-in .3s var(--ease-fluid) .08s both;
}
@keyframes confirm-label-in {
  from { opacity: 0; transform: translateX(-4px); }
  to { opacity: 1; transform: none; }
}

/* === Top Loader === */
.top-loader {
  position: fixed; z-index: 1000; inset: 0 0 auto; height: 2px;
  overflow: hidden; opacity: 0; pointer-events: none; transition: opacity .2s;
}
.top-loader.active { opacity: 1; }
.top-loader span {
  display: block; width: clamp(100px, 22vw, 240px); height: 100%;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  animation: travel 1.15s ease-in-out infinite;
}

/* === Exit Focus === */
.exit-focus-btn {
  position: fixed; z-index: 150;
  top: max(14px, env(safe-area-inset-top)); right: max(14px, env(safe-area-inset-right));
  display: none; width: 38px; height: 38px;
  border-radius: var(--radius-pill);
  color: var(--text-primary);
  background: var(--glass-bg-thick);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow: var(--shadow-float);
  transition: all .2s var(--ease-out);
}
.exit-focus-btn::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  box-shadow: var(--glass-edge-shadow);
}
.exit-focus-btn:hover { background: rgba(255,255,255,.12); }
.exit-focus-btn svg { width: 19px; height: 19px; stroke-width: 2; }
[data-theme="light"] .exit-focus-btn {
  color: rgba(0,0,0,.82);
  background: rgba(255,255,255,.42);
  border-color: rgba(255,255,255,.82);
}

/* === iOS Toggle === */
.switch-label {
  display: flex; align-items: center; gap: 8px;
  color: var(--text-secondary); font-size: 12px; font-weight: 500;
  cursor: pointer; -webkit-user-select: none; user-select: none;
}
.switch-label input { display: none; }
.switch-label span {
  position: relative; width: 44px; height: 28px;
  border-radius: var(--radius-sm);
  background: var(--glass-bg-thick);
  border: 1px solid var(--glass-border);
  transition: background .28s var(--ease-fluid);
}
.switch-label span::after {
  content: ""; position: absolute;
  top: 3px; left: 3px;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 0 1px 4px rgba(0,0,0,0.25), 0 0 1px rgba(0,0,0,0.1);
  transition: transform .28s var(--ease-spring);
}
.switch-label input:checked + span {
  background: var(--green);
  border-color: var(--green);
  box-shadow: 0 2px 8px rgba(48,209,88,0.3);
}
.switch-label input:checked + span::after {
  transform: translateX(16px);
  box-shadow: 0 1px 4px rgba(0,0,0,0.2);
}

/* === Modals === */
.modal {
  position: fixed;
  inset: 0;
  margin: auto;
  width: min(92vw, 560px); max-height: 88vh; overflow-y: auto;
  border: none; border-radius: var(--radius-xl);
  padding: 0; color: var(--text-primary);
  background:
    linear-gradient(180deg, rgba(255,255,255,.03), transparent),
    rgba(12,12,15,.92);
  box-shadow:
    0 24px 80px rgba(0,0,0,.55),
    0 6px 20px rgba(0,0,0,.24),
    inset 0 1px 0 rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.08);
}
.modal::before {
  content: "";
  position: absolute;
  z-index: 1;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  box-shadow: var(--glass-edge-shadow);
}
.modal[open] {
  animation: modal-enter .22s var(--ease-fluid);
}
.modal:not([open]) { display: none !important; }
.modal::backdrop {
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}
[data-theme="light"] .modal::backdrop {
  background: rgba(0, 0, 0, 0.18);
}
.modal form {
  position: relative;
  z-index: 2;
  display: grid; gap: 22px; padding: 28px;
}
.modal-head { display: flex; align-items: center; justify-content: space-between; }
.modal-head > div { display: grid; gap: 3px; }
.modal-head strong { font-size: 18px; font-weight: 600; letter-spacing: -0.02em; }
.two-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.modal-actions {
  display: flex; justify-content: flex-end; align-items: center; gap: 8px;
  padding-top: 8px;
}
.modal-actions .primary-btn,
.modal-actions .quiet-btn {
  min-height: 40px;
  padding: 8px 16px;
  font-size: 14px;
  line-height: 1;
}
#settingsStatus {
  margin-right: auto; color: var(--text-tertiary); font-size: 12px;
}

/* Settings tabs */
.settings-tabs {
  display: flex; padding: 3px;
  border-radius: var(--radius-pill);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
}
.settings-tabs button {
  flex: 1; padding: 8px;
  border-radius: var(--radius-pill);
  color: var(--text-secondary); background: transparent;
  font-size: 13px; font-weight: 500;
  transition: all .22s var(--ease-fluid);
}
.settings-tabs button.active {
  color: var(--text-primary); background: var(--glass-bg-thick);
  box-shadow: 0 1px 4px rgba(0,0,0,0.2),
    inset 0 0.5px 0 var(--glass-highlight);
}
[data-settings-panel] { display: grid; gap: 20px; }
[data-settings-panel] > div { display: grid; gap: 16px; }

/* === Toast === */
.toast {
  position: fixed; z-index: 1200; left: 50%; bottom: 28px;
  transform: translate(-50%, 16px);
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  color: var(--text-primary);
  background: var(--glass-bg-thick);
  backdrop-filter: blur(24px) saturate(200%);
  -webkit-backdrop-filter: blur(24px) saturate(200%);
  box-shadow: var(--shadow-float),
    inset 0 1px 0 var(--glass-highlight);
  border: 1px solid var(--glass-border);
  opacity: 0; pointer-events: none;
  transition: .3s var(--ease-fluid);
  font-size: 13px; font-weight: 500;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* === Undo Bar === */
.undo-bar {
  position: fixed; z-index: 1250; left: 50%; bottom: 28px;
  display: flex; align-items: center; gap: 16px;
  padding: 10px 14px 10px 18px;
  border-radius: var(--radius-pill);
  color: var(--text-primary);
  background: var(--glass-bg-thick);
  backdrop-filter: blur(24px) saturate(200%);
  -webkit-backdrop-filter: blur(24px) saturate(200%);
  box-shadow: var(--shadow-float),
    inset 0 1px 0 var(--glass-highlight);
  border: 1px solid var(--glass-border);
  opacity: 0; visibility: hidden;
  transform: translate(-50%, 16px);
  transition: .3s var(--ease-fluid);
  font-size: 13px;
}
.undo-bar.show {
  opacity: 1; visibility: visible;
  transform: translate(-50%, 0);
}
.undo-bar button {
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  color: var(--accent-text); background: var(--accent-glass);
  font-size: 13px; font-weight: 600;
  border: 1px solid rgba(10,132,255,0.15);
  transition: all .12s;
}
.undo-bar button:hover { background: rgba(10,132,255,0.25); }

/* === Mobile Backdrop === */
.mobile-backdrop { display: none; }

@keyframes modal-enter {
  from { opacity: 0; transform: translateY(10px) scale(.98); }
  to { opacity: 1; transform: none; }
}
.three-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.field-note {
  display: block;
  margin-top: -4px;
  color: var(--text-tertiary);
  font-size: 12px;
  line-height: 1.45;
}

/* === Custom Select === */
custom-select {
  display: block;
  position: relative;
  width: 100%;
}
custom-select > select { display: none; }
.cs-trigger {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 5px 10px;
  min-height: 32px;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,.05);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.4;
  cursor: pointer;
  transition: all .15s var(--ease-out);
  -webkit-user-select: none;
  user-select: none;
}
.cs-trigger:hover {
  border-color: var(--glass-border-strong);
  background: rgba(255,255,255,.08);
}
.cs-value {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.cs-chevron {
  flex-shrink: 0;
  color: var(--text-tertiary);
  transition: transform .25s var(--ease-fluid);
}
.cs-open .cs-chevron {
  transform: rotate(180deg);
}
.cs-dropdown {
  position: fixed;
  z-index: 300;
  display: none;
  border-radius: var(--radius-sm);
  border: 1px solid var(--glass-border);
  background:
    linear-gradient(180deg, rgba(255,255,255,.04), transparent),
    rgba(16,16,20,.94);
  backdrop-filter: blur(32px) saturate(180%);
  -webkit-backdrop-filter: blur(32px) saturate(180%);
  box-shadow:
    0 16px 48px rgba(0,0,0,.45),
    0 4px 12px rgba(0,0,0,.2),
    inset 0 1px 0 rgba(255,255,255,.08);
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  padding: 4px;
  animation: cs-enter .18s var(--ease-fluid) both;
  -webkit-user-select: none;
  user-select: none;
}
.cs-dropdown.cs-open { display: block; }
@keyframes cs-enter {
  from { opacity: 0; transform: scale(.96) translateY(-4px); }
  to { opacity: 1; transform: none; }
}
.cs-option {
  padding: 9px 12px;
  border-radius: var(--radius-xs);
  font-size: 13px;
  font-weight: 400;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all .1s;
  display: flex;
  align-items: center;
  gap: 8px;
}
.cs-option::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.cs-option.cs-selected::before {
  content: "";
  background: var(--accent-text);
}
.cs-option:hover {
  background: rgba(255,255,255,.08);
  color: var(--text-primary);
}
.cs-option.cs-selected {
  color: var(--text-primary);
  font-weight: 500;
}
.cs-option.cs-disabled {
  opacity: .4;
  cursor: default;
  pointer-events: none;
}

[data-theme="light"] .cs-trigger {
  background: rgba(60,60,67,.06);
  border-color: rgba(60,60,67,.18);
  color: rgba(60,60,67,.72);
}
[data-theme="light"] .cs-trigger:hover {
  background: rgba(60,60,67,.10);
  border-color: rgba(60,60,67,.28);
}
[data-theme="light"] .cs-dropdown {
  background:
    linear-gradient(180deg, rgba(255,255,255,.48), rgba(255,255,255,.14)),
    rgba(255,255,255,.96);
  border-color: rgba(255,255,255,.78);
  box-shadow:
    0 18px 48px rgba(15,23,42,.10),
    0 4px 14px rgba(15,23,42,.05),
    inset 0 1px 0 rgba(255,255,255,.78);
}
[data-theme="light"] .cs-option:hover {
  background: rgba(60,60,67,.08);
}
[data-theme="light"] .cs-option.cs-selected {
  color: var(--text-primary);
}

/* Inline layout for labels containing custom-select */
label:has(custom-select) {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
}
label:has(custom-select) > custom-select {
  flex: 1;
  min-width: 0;
}

/* Compact variant (player bar) */
.compact-field > custom-select {
  flex: 1;
  min-width: 0;
}
.cs-compact .cs-trigger {
  padding: 2px 10px;
  min-height: 28px;
  font-size: 12px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,.05);
  border: 1px solid var(--glass-border);
  justify-content: center;
}
.cs-compact .cs-trigger:hover {
  border-color: var(--glass-border-strong);
  background: rgba(255,255,255,.08);
}
.cs-dropdown-compact .cs-option {
  justify-content: center;
  gap: 6px;
}