/* Post Writer - Layout */
/* ─── 4. Container ───────────────────────────────────── */

.container {
  max-width: 1200px;
  padding: 0 24px;
  margin: 0 auto;
  overflow-x: hidden;
}

/* ─── 21. Scrollbar ──────────────────────────────────── */

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(212, 165, 165, 0.25);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(212, 165, 165, 0.4);
}

body.dark ::-webkit-scrollbar-thumb {
  background: rgba(232, 180, 184, 0.2);
}

body.dark ::-webkit-scrollbar-thumb:hover {
  background: rgba(232, 180, 184, 0.35);
}

/* ─── 22. Selection ──────────────────────────────────── */

::selection {
  background: rgba(212, 165, 165, 0.3);
  color: var(--text-primary);
}

body.dark ::selection {
  background: rgba(232, 180, 184, 0.3);
}

/* ─── 22b. Focus Visible (Keyboard) ──────────────────── */

:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
  border-radius: 8px;
}

.post-textarea:focus-visible,
.manual-title-input:focus-visible {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(212, 165, 165, 0.15);
}

body.dark .post-textarea:focus-visible,
body.dark .manual-title-input:focus-visible {
  box-shadow: 0 0 0 3px rgba(232, 180, 184, 0.12);
}

/* ─── 23. Touch Feedback ────────────────────────────── */

.view-switcher__btn:active,
.platform-pills__btn:active,
.template-modes__btn:active,
.picker__top-tab:active,
.picker__sub-tab:active,
.picker__item:active,
.separator-bar__btn:active,
.device-switcher__btn:active,
.title-detect-opts__btn:active,
.title-style-opts__btn:active,
.preview-tabs__btn:active,
.post-card__show-more:active,
.toggle-switch:active,
.theme-toggle:active {
  opacity: 0.7;
}

.copy-btn:active {
  opacity: 0.85;
  transform: scale(0.98);
}

/* ─── 24. Responsive ─────────────────────────────────── */

/* --- Tablet (768–1023px) --- */

@media (max-width: 1023px) {
  .editor-layout {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .toolbar {
    padding: 18px 20px;
    gap: 14px;
  }

  .toolbar__row {
    flex-wrap: wrap;
    gap: 10px;
  }

  .hero__title {
    font-size: 34px;
  }

  .picker__grid--wide {
    grid-template-columns: repeat(3, 1fr);
  }

  .picker__grid {
    grid-template-columns: repeat(7, 1fr);
  }
}

/* --- Small Tablet / Large Phone (480–767px) --- */

@media (max-width: 767px) {
  .hero {
    padding: 24px 16px 20px;
  }

  .hero__title {
    font-size: 30px;
  }

  .hero__subtitle {
    font-size: 14px;
  }

  .container {
    padding: 0 16px;
  }

  .toolbar {
    padding: 14px 16px;
    border-radius: 16px;
    gap: 12px;
  }

  .toolbar__row {
    flex-wrap: wrap;
    gap: 8px;
  }

  .view-switcher {
    width: 100%;
    justify-content: center;
  }

  .view-switcher__btn {
    padding: 10px 14px;
    font-size: 13px;
    flex: 1;
    justify-content: center;
  }

  .platform-pills {
    width: 100%;
    justify-content: center;
  }

  .platform-pills__btn {
    padding: 10px 12px;
    font-size: 13px;
    flex: 1;
    justify-content: center;
  }

  .template-modes {
    width: 100%;
  }

  .template-modes__btn {
    padding: 10px 12px;
    font-size: 13px;
    flex: 1;
    justify-content: center;
    text-align: center;
  }

  .editor-pane,
  .preview-pane,
  .quick-mode {
    padding: 16px;
    border-radius: 16px;
  }

  .pane__header {
    flex-wrap: wrap;
    gap: 8px;
  }

  .post-textarea {
    min-height: 200px;
    padding: 12px;
    border-radius: 12px;
    font-size: 16px;
  }

  .picker {
    padding: 12px 14px 10px;
    border-radius: 12px;
  }

  .picker__content {
    height: 180px;
  }

  .picker__top-tab {
    padding: 10px 10px;
    font-size: 13px;
  }

  .picker__sub-tab {
    padding: 10px 14px;
    font-size: 13px;
  }

  .picker__grid {
    grid-template-columns: repeat(6, 1fr);
  }

  .picker__grid--wide {
    grid-template-columns: repeat(2, 1fr);
  }

  .picker__item {
    padding: 10px;
    font-size: 20px;
  }

  .copy-btn {
    padding: 14px 24px;
    font-size: 15px;
    border-radius: 24px;
  }

  .theme-toggle {
    width: 44px;
    height: 44px;
  }

  .theme-toggle svg {
    width: 18px;
    height: 18px;
  }

  .site-footer {
    padding: 24px 16px;
  }

  .stats-label {
    gap: 8px;
  }

  .template-options {
    gap: 8px;
  }

  .title-detect-opts {
    flex-wrap: wrap;
    border-radius: 12px;
  }

  .title-detect-opts__btn {
    padding: 10px 14px;
    font-size: 13px;
  }

  .device-switcher {
    flex-wrap: wrap;
    border-radius: 12px;
  }

  .device-switcher__btn {
    padding: 10px 14px;
    font-size: 12px;
    min-height: 44px;
  }

  .title-style-opts__btn {
    padding: 10px 14px;
    font-size: 13px;
  }

  .separator-bar {
    gap: 6px;
  }

  .separator-bar__btn {
    padding: 10px 12px;
    font-size: 13px;
  }

  .preview-tabs__btn {
    padding: 10px 16px;
    font-size: 13px;
  }

  .manual-title-input {
    max-width: 100%;
    font-size: 16px;
  }

  .result-preview {
    max-height: 280px;
    font-size: 12px;
  }
}

/* --- Mobile: sticky copy button --- */

@media (max-width: 767px) {
  .copy-btn {
    position: sticky;
    bottom: 16px;
    z-index: 50;
    box-shadow: 0 -2px 16px rgba(212, 165, 165, 0.2), 0 4px 16px rgba(212, 165, 165, 0.3);
  }

  body.dark .copy-btn {
    box-shadow: 0 -2px 16px rgba(0, 0, 0, 0.3), 0 4px 16px rgba(232, 180, 184, 0.2);
  }

  .site-footer {
    padding-bottom: 72px;
  }
}

/* --- Very small screens (< 400px / heavy zoom) --- */

@media (max-width: 399px) {
  .hero__title {
    font-size: 24px;
  }

  .hero__badge {
    font-size: 12px;
    padding: 5px 12px;
  }

  .picker__grid {
    grid-template-columns: repeat(5, 1fr);
  }

  .picker__grid--wide {
    grid-template-columns: 1fr;
  }

  .picker__top-tab {
    padding: 8px 10px;
    font-size: 12px;
  }

  .picker__top-tab svg {
    display: none;
  }

  .view-switcher__btn svg,
  .platform-pills__btn svg {
    display: none;
  }

  .post-card__actions {
    flex-wrap: wrap;
    gap: 8px;
  }

  .stats-label {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
}

/* ─── 25. Loading ────────────────────────────────────── */

.loading {
  text-align: center;
  padding: 48px 24px;
  font-size: 15px;
  font-weight: 400;
  color: var(--text-muted);
}

/* ─── Error State ────────────────────────────────────── */

.error-msg {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-muted);
}

.error-msg p {
  font-size: 15px;
  font-weight: 400;
  line-height: 1.6;
}

/* ─── Utility ────────────────────────────────────────── */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}