/* ==========================================================================
   XERA TYPE — Mobile Architectural Stylesheet
   Ensures:
   1. Restart button icon is clearly visible, prominent, and animates
   2. Sleek, beautiful Lo-Fi Music Player widget with glowing states
   3. Fully responsive 2-tier control strip (words, quotes, time, etc.) on mobile
   4. Flawless header-top with zero clipping
   5. Virtual on-screen keyboard completely hidden on mobile
   ========================================================================== */

/* 1. Complete Suppression of Virtual Keyboard on Mobile */
@media (max-width: 860px) {
  .virtual-keyboard,
  #kbd-btn {
    display: none !important;
  }
}

/* 2. Mobile Responsive Architectural System (Screens <= 860px) */
@media (max-width: 860px) {
  /* Container Layout */
  .standard-container,
  .app-container,
  #app {
    padding: 0.85rem 0.75rem !important;
    gap: 1rem !important;
    max-width: 100% !important;
    overflow-x: hidden !important;
    box-sizing: border-box !important;
  }

  /* Header System */
  header {
    gap: 0.65rem !important;
    width: 100% !important;
  }

  /* Header Top: Zero clipping, perfectly spaced */
  .header-top {
    width: 100% !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    padding-bottom: 0.65rem !important;
    border-bottom: 1px solid var(--border-color) !important;
    gap: 0.5rem !important;
    flex-wrap: nowrap !important;
    box-sizing: border-box !important;
  }

  .brand {
    display: flex !important;
    align-items: center !important;
    gap: 0.5rem !important;
    padding: 0 !important;
    border: none !important;
    border-bottom: none !important;
    flex-shrink: 0 !important;
  }

  .brand-logo-svg {
    width: 22px !important;
    height: 22px !important;
    display: block !important;
  }

  .brand-title {
    font-size: 0.92rem !important;
    font-weight: 700 !important;
    letter-spacing: 1.2px !important;
    white-space: nowrap !important;
    color: var(--text-main) !important;
  }

  .brand-version {
    display: none !important;
  }

  .header-actions {
    display: flex !important;
    align-items: center !important;
    gap: 0.35rem !important;
    flex-shrink: 0 !important;
  }

  .sys-btn {
    padding: 0.3rem 0.55rem !important;
    font-size: 0.68rem !important;
    font-weight: 600 !important;
    gap: 0.25rem !important;
    white-space: nowrap !important;
    border-radius: 4px !important;
    background: var(--bg-surface) !important;
    border: 1px solid var(--border-color) !important;
    color: var(--text-muted) !important;
    box-sizing: border-box !important;
    transition: all 0.12s ease !important;
  }

  .sys-btn:active {
    background: var(--bg-hover) !important;
    transform: scale(0.97) !important;
  }

  .sys-btn .raw-icon {
    width: 13px !important;
    height: 13px !important;
    flex-shrink: 0 !important;
  }

  /* Hide long prefixes & raw bracket decoration on mobile */
  #lang-label-prefix,
  #theme-label-prefix,
  #sound-label-prefix,
  .theme-bracket {
    display: none !important;
  }

  #sound-btn {
    display: none !important;
  }

  /* 3. Fully Responsive & Elegant 2-Tier Segmented Control Strip */
  .control-strip {
    width: 100% !important;
    max-width: 100% !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.4rem !important;
    padding: 0.15rem 0 !important;
    background: transparent !important;
    border: none !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    box-sizing: border-box !important;
  }

  .control-strip-row {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.35rem !important;
    flex-wrap: wrap !important;
    width: 100% !important;
  }

  .row-primary {
    order: 1 !important;
  }

  .row-secondary {
    order: 2 !important;
  }

  /* Hide raw ASCII pipe separators on mobile */
  .control-strip .strip-sep,
  .control-strip #sub-sep,
  .control-strip .desk-sep {
    display: none !important;
  }

  /* Clean Segmented Control Pill Group */
  .strip-group {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    background: var(--bg-surface) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: 4px !important;
    padding: 2px 3px !important;
    box-sizing: border-box !important;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04) !important;
  }

  .strip-group[style*="display: none"],
  #time-group[style*="display: none"],
  #words-count-group[style*="display: none"] {
    display: none !important;
  }

  .strip-btn {
    padding: 0.28rem 0.48rem !important;
    font-size: 0.68rem !important;
    font-weight: 600 !important;
    border-radius: 3px !important;
    border: none !important;
    background: transparent !important;
    color: var(--text-muted) !important;
    flex-shrink: 0 !important;
    line-height: 1 !important;
    cursor: pointer !important;
    letter-spacing: 0.2px !important;
    transition: all 0.12s ease !important;
  }

  .strip-btn:hover {
    color: var(--text-main) !important;
    background: var(--bg-hover) !important;
  }

  .strip-btn.active {
    background: var(--text-main) !important;
    color: var(--bg-color) !important;
    font-weight: 700 !important;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.12) !important;
  }

  .strip-btn.toggle-btn.active {
    background: var(--bg-hover) !important;
    color: var(--accent-color) !important;
    box-shadow: inset 0 -2px 0 0 var(--accent-color) !important;
  }

  .strip-btn.hard-btn.active {
    background: var(--error-color) !important;
    color: #ffffff !important;
  }

  .strip-btn.ku-btn {
    font-family: var(--font-kurdish) !important;
    font-size: 0.72rem !important;
    padding-top: 0.22rem !important;
    padding-bottom: 0.22rem !important;
  }

  /* 4. Ultra-Sleek, Centered Minimal Lo-Fi Media Capsule */
  .header-bottom-bar {
    width: 100% !important;
    margin-top: 0.1rem !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
  }

  .header-music-dock {
    width: fit-content !important;
    max-width: 95% !important;
    height: 30px !important;
    display: inline-flex !important;
    justify-content: center !important;
    align-items: center !important;
    gap: 0.25rem !important;
    background: var(--bg-surface) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: 20px !important;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.05) !important;
    box-sizing: border-box !important;
    padding: 0 0.55rem !important;
    transition: all 0.2s ease !important;
  }

  .header-music-dock.is-playing {
    border-color: var(--accent-color) !important;
    box-shadow: 0 0 10px rgba(56, 189, 248, 0.22) !important;
  }

  /* Hide verbose text labels on mobile */
  #music-label-prefix,
  #music-state-label,
  #music-track-source,
  .music-track-sep,
  #music-next-label {
    display: none !important;
  }

  .music-sys-btn {
    padding: 0 0.3rem !important;
    height: 100% !important;
    font-size: 0.68rem !important;
    font-weight: 600 !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 0.3rem !important;
    background: transparent !important;
    border: none !important;
    color: var(--text-muted) !important;
    cursor: pointer !important;
  }

  .music-sys-btn:hover,
  .music-sys-btn:active {
    color: var(--text-main) !important;
  }

  .music-icon {
    width: 11px !important;
    height: 11px !important;
    display: inline-block !important;
    color: currentColor !important;
  }

  .music-eq-bars {
    display: inline-flex !important;
    align-items: flex-end !important;
    gap: 2px !important;
    height: 11px !important;
    width: 9px !important;
  }

  .eq-bar {
    width: 1.5px !important;
  }

  .music-track-display {
    flex: 0 1 auto !important;
    max-width: 140px !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    white-space: nowrap !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.25rem !important;
    padding: 0 0.35rem !important;
    border: none !important;
    background: transparent !important;
    cursor: pointer !important;
  }

  .music-track-name {
    font-size: 0.68rem !important;
    font-weight: 600 !important;
    color: var(--text-main) !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    white-space: nowrap !important;
    letter-spacing: 0.3px !important;
  }

  .header-music-dock.is-playing .music-track-name {
    color: var(--accent-color) !important;
  }

  .music-dock-fav-btn {
    font-size: 0.8rem !important;
    padding: 0 0.25rem !important;
    border: none !important;
    color: var(--text-dim) !important;
  }

  .music-dock-fav-btn.is-fav {
    color: #f59e0b !important;
  }

  .music-dock-fav-btn .dock-fav-star {
    font-size: 0.8rem !important;
    color: inherit !important;
  }

  .music-next-btn {
    padding: 0 0.25rem !important;
    border: none !important;
  }

  .music-next-btn .raw-icon {
    width: 12px !important;
    height: 12px !important;
  }

  /* 5. Telemetry Live HUD on Mobile */
  .telemetry-bar {
    width: 100% !important;
    display: flex !important;
    justify-content: space-between !important;
    gap: 0.5rem !important;
    padding: 0.4rem 0 !important;
    margin-bottom: 0.85rem !important;
  }

  .telemetry-block {
    gap: 0.25rem !important;
  }

  .telemetry-key {
    font-size: 0.62rem !important;
  }

  .telemetry-val {
    font-size: 0.95rem !important;
  }

  /* 6. Typing Box Frame on Mobile & Real Focusable Mobile Input */
  .stark-typing-frame {
    position: relative !important;
    padding: 1.1rem 0.9rem !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  #words-input {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    opacity: 0.001 !important;
    pointer-events: auto !important;
    cursor: text !important;
    z-index: 10 !important;
    font-size: 16px !important;
    border: none !important;
    outline: none !important;
    background: transparent !important;
    color: transparent !important;
  }

  #words-wrapper {
    font-size: 1.25rem !important;
    line-height: 36px !important;
    height: 108px !important; /* exactly 3 lines */
  }

  .word {
    margin: 0 0.45rem 0 0 !important;
  }

  /* 7. Restart Action Button & Clear Icon Visibility on Mobile */
  .stark-actions {
    margin-top: 1.25rem !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    width: 100% !important;
  }

  .restart-icon-btn,
  .rigid-action-btn {
    width: auto !important;
    min-width: 48px !important;
    height: 42px !important;
    padding: 0.55rem 1.4rem !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.6rem !important;
    background: var(--bg-surface) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: 4px !important;
    color: var(--text-main) !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08) !important;
    cursor: pointer !important;
    box-sizing: border-box !important;
  }

  .restart-icon-btn .restart-svg-icon {
    width: 20px !important;
    height: 20px !important;
    min-width: 20px !important;
    min-height: 20px !important;
    stroke: currentColor !important;
    stroke-width: 2.5 !important;
    display: block !important;
    flex-shrink: 0 !important;
    color: var(--text-main) !important;
  }

  .restart-icon-btn .action-text {
    display: inline-block !important;
    font-size: 0.8rem !important;
    font-weight: 700 !important;
    letter-spacing: 1px !important;
    color: var(--text-main) !important;
  }

  .restart-icon-btn .rigid-kbd {
    display: none !important; /* Hide keyboard [ENTER] tag on mobile */
  }

  /* 8. Footer on Mobile */
  footer {
    flex-direction: column !important;
    gap: 0.65rem !important;
    text-align: center !important;
    padding-top: 0.85rem !important;
  }

  .footer-col-left,
  .footer-col-right {
    width: 100% !important;
    justify-content: center !important;
    flex-wrap: wrap !important;
    gap: 0.45rem !important;
  }

  .footer-hint {
    display: none !important;
  }
}

/* RTL & Kurdish UI adjustments on Mobile */
[dir="rtl"] .music-track-display,
.ui-ku .music-track-display {
  border: none !important;
  direction: rtl !important;
}

[dir="rtl"] .header-top,
.ui-ku .header-top {
  direction: rtl !important;
}

/* Extra small mobile screens (<= 375px) */
@media (max-width: 375px) {
  .brand-title {
    font-size: 0.82rem !important;
  }

  .sys-btn {
    padding: 0.28rem 0.44rem !important;
    font-size: 0.64rem !important;
  }

  .music-track-display {
    max-width: 105px !important;
  }

  .strip-btn {
    padding: 0.28rem 0.44rem !important;
    font-size: 0.65rem !important;
  }
}

/* Mobile Responsive: Auth Modal & Independent Leaderboard Page View */
@media (max-width: 860px) {
  .auth-modal-box,
  .profile-modal-box {
    width: 95% !important;
    max-width: 95% !important;
    max-height: 90vh !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch !important;
    margin: auto !important;
  }

  .auth-form-panel {
    padding: 1.2rem 1.1rem !important;
    gap: 0.95rem !important;
  }

  .auth-input {
    font-size: 16px !important; /* Critical: prevents iOS auto-zoom */
    padding: 0.75rem 0.85rem !important;
  }

  .profile-stats-grid {
    grid-template-columns: 1fr 1fr !important;
    gap: 0.5rem !important;
  }

  .profile-stat-box {
    padding: 0.65rem 0.6rem !important;
  }

  .profile-stat-val {
    font-size: 1.05rem !important;
  }

  .profile-actions-row {
    flex-direction: column !important;
    gap: 0.5rem !important;
  }

  /* Leaderboard Page View Mobile Styling */
  .leaderboard-page-view {
    padding: 0.8rem 0 2.5rem 0 !important;
    gap: 1.1rem !important;
  }

  .lb-page-nav {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 0.6rem !important;
  }

  .lb-page-back-btn {
    width: 100% !important;
    justify-content: center !important;
    padding: 0.75rem 1rem !important;
  }

  .lb-page-lang-pills {
    width: 100% !important;
    display: flex !important;
  }

  .lb-lang-pill {
    flex: 1 !important;
    justify-content: center !important;
  }

  .lb-page-header {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 0.9rem !important;
  }

  .lb-page-title {
    font-size: 1.3rem !important;
  }

  .lb-page-filters {
    width: 100% !important;
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 0.4rem !important;
  }

  .lb-filter-group {
    width: 100% !important;
    overflow-x: auto !important;
    padding-bottom: 4px !important;
  }

  .lb-podium-container {
    grid-template-columns: 1fr !important;
    gap: 0.75rem !important;
  }

  .podium-gold {
    order: -1 !important;
  }

  .lb-empty-container {
    padding: 2.6rem 1.2rem !important;
  }

  .lb-empty-heading {
    font-size: 1.15rem !important;
  }

  .lb-empty-perks {
    gap: 0.4rem !important;
  }

  .lb-empty-action-btn {
    width: 100% !important;
    padding: 0.85rem 1rem !important;
  }

  /* Compact Table for Mobile */
  .lb-page-table th,
  .lb-page-table td {
    padding: 0.6rem 0.65rem !important;
    font-size: 0.74rem !important;
  }

  .lb-page-table .col-raw,
  .lb-page-table .col-mode,
  .lb-page-table .col-date {
    display: none !important;
  }

  .matrix-footer-actions {
    flex-direction: column !important;
    gap: 0.5rem !important;
  }
}