/* Sharpee IF Browser Client - Multi-theme support */

/* ============================================
   Theme: DOS Classic (default)
   ============================================ */
:root,
[data-theme="dos-classic"] {
  --theme-bg: #0000aa;
  --theme-bg-alt: #000088;
  --theme-text: #ffffff;
  --theme-text-muted: #aaaaaa;
  --theme-accent: #00aaaa;
  --theme-accent-text: #000000;
  --theme-border: #00aaaa;
  --theme-input-bg: transparent;
  --theme-menu-bg: #0000aa;
  --theme-menu-hover: #000088;
  --theme-font: "Perfect DOS VGA 437", "Consolas", "Courier New", monospace;
  --theme-font-size: 16px;
  --theme-line-height: 1.4;
}

/* ============================================
   Theme: Modern Dark (Catppuccin Mocha)
   ============================================ */
[data-theme="modern-dark"] {
  --theme-bg: #1e1e2e;
  --theme-bg-alt: #181825;
  --theme-text: #cdd6f4;
  --theme-text-muted: #a6adc8;
  --theme-accent: #89b4fa;
  --theme-accent-text: #1e1e2e;
  --theme-border: #313244;
  --theme-input-bg: #11111b;
  --theme-menu-bg: #181825;
  --theme-menu-hover: #313244;
  --theme-font: "Inter", system-ui, -apple-system, sans-serif;
  --theme-font-size: 15px;
  --theme-line-height: 1.6;
}

/* ============================================
   Theme: Retro Terminal (Green Phosphor)
   ============================================ */
[data-theme="retro-terminal"] {
  --theme-bg: #0a0a0a;
  --theme-bg-alt: #0f0f0f;
  --theme-text: #00ff00;
  --theme-text-muted: #00aa00;
  --theme-accent: #00ff00;
  --theme-accent-text: #000000;
  --theme-border: #003300;
  --theme-input-bg: transparent;
  --theme-menu-bg: #0f0f0f;
  --theme-menu-hover: #001100;
  --theme-font: "JetBrains Mono", "Consolas", monospace;
  --theme-font-size: 14px;
  --theme-line-height: 1.5;
}

[data-theme="retro-terminal"] body {
  text-shadow: 0 0 5px rgba(0, 255, 0, 0.5);
  background-image: repeating-linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.15),
    rgba(0, 0, 0, 0.15) 1px,
    transparent 1px,
    transparent 2px
  );
}

/* ============================================
   Theme: Paper (High Contrast Book Style)
   ============================================ */
[data-theme="paper"] {
  --theme-bg: #f5f5f0;
  --theme-bg-alt: #eaeae5;
  --theme-text: #1a1a1a;
  --theme-text-muted: #555555;
  --theme-accent: #2c2c2c;
  --theme-accent-text: #f5f5f0;
  --theme-border: #cccccc;
  --theme-input-bg: #ffffff;
  --theme-menu-bg: #eaeae5;
  --theme-menu-hover: #ddddd8;
  --theme-font: "Crimson Text", Georgia, serif;
  --theme-font-size: 17px;
  --theme-line-height: 1.7;
}

/* Legacy DOS variable aliases for compatibility */
:root {
  --dos-blue: var(--theme-bg);
  --dos-cyan: var(--theme-accent);
  --dos-white: var(--theme-text-muted);
  --dos-bright-white: var(--theme-text);
  --dos-black: var(--theme-accent-text);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
  overflow: hidden;
}

body {
  background: var(--theme-bg);
  color: var(--theme-text);
  font-family: var(--theme-font);
  font-size: var(--theme-font-size);
  line-height: var(--theme-line-height);
}

/* ============================================
   Menu Bar
   ============================================ */

#menu-bar {
  display: flex;
  align-items: center;
  background: var(--theme-bg-alt);
  border-bottom: 1px solid var(--theme-border);
  padding: 0 8px;
  height: 28px;
  flex-shrink: 0;
  font-size: 14px;
}

#menu-title {
  font-weight: bold;
  margin-right: 16px;
  text-transform: uppercase;
}

#menu-items {
  display: flex;
  gap: 2px;
}

.menu-item {
  position: relative;
}

.menu-button {
  background: transparent;
  border: none;
  color: var(--theme-text);
  font-family: inherit;
  font-size: inherit;
  padding: 4px 10px;
  cursor: pointer;
  border-radius: 2px;
}

.menu-button:hover,
.menu-button.active {
  background: var(--theme-accent);
  color: var(--theme-accent-text);
}

.menu-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 160px;
  background: var(--theme-menu-bg);
  border: 1px solid var(--theme-border);
  z-index: 1000;
  box-shadow: 2px 2px 0 rgba(0,0,0,0.3);
}

.menu-item:hover .menu-dropdown,
.menu-dropdown.show {
  display: block;
}

.menu-option {
  padding: 6px 12px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.menu-option:hover {
  background: var(--theme-accent);
  color: var(--theme-accent-text);
}

.menu-option.checked::before {
  content: "\2713";
  margin-right: 8px;
}

.menu-separator {
  height: 1px;
  background: var(--theme-border);
  margin: 4px 8px;
}

.menu-submenu {
  position: relative;
}

.menu-has-submenu::after {
  content: "";
}

.menu-submenu .submenu {
  display: none;
  position: absolute;
  top: 0;
  left: 100%;
}

.menu-submenu:hover .submenu {
  display: block;
}

.theme-option.active {
  background: var(--theme-accent);
  color: var(--theme-accent-text);
}

.theme-option.active::before {
  content: "\2713 ";
}

#game-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
  max-width: 80ch;
  margin: 0 auto;
  padding: 0;
}

/* Status Line */
#status-line {
  background: var(--theme-accent);
  color: var(--theme-accent-text);
  padding: 4px 8px;
  display: flex;
  justify-content: space-between;
  font-weight: bold;
  flex-shrink: 0;
}

#location-name {
  text-transform: uppercase;
}

/* Main Text Window */
#main-window {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
  padding-bottom: 1em;
}

#text-content p {
  margin-bottom: 0.8em;
}

#text-content p:last-child {
  margin-bottom: 0;
}

/* Command echo styling */
.command-echo {
  color: var(--theme-text-muted);
  margin-top: 1em;
  margin-bottom: 0.5em;
}

/* Input Area */
#input-area {
  display: flex;
  align-items: center;
  padding: 4px 8px;
  border-top: 2px solid var(--theme-border);
  flex-shrink: 0;
  background: var(--theme-bg);
}

.prompt {
  color: var(--theme-text);
  margin-right: 4px;
}

#command-input {
  flex: 1;
  background: var(--theme-input-bg);
  border: none;
  color: var(--theme-text);
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  outline: none;
  caret-color: var(--theme-text);
}

#command-input::placeholder {
  color: var(--theme-text-muted);
  opacity: 0.5;
}

/* Hide scrollbar but allow scrolling (Webkit) */
#main-window::-webkit-scrollbar {
  width: 8px;
}

#main-window::-webkit-scrollbar-track {
  background: var(--theme-bg);
}

#main-window::-webkit-scrollbar-thumb {
  background: var(--theme-accent);
}

/* Firefox scrollbar */
#main-window {
  scrollbar-width: thin;
  scrollbar-color: var(--theme-accent) var(--theme-bg);
}

/* System messages */
.system-message {
  color: var(--theme-accent);
}

/* Game over / victory */
.game-status {
  color: var(--theme-text);
  text-align: center;
  font-weight: bold;
  margin: 1em 0;
  padding: 0.5em;
  border: 1px solid var(--theme-border);
}

/* Mobile adjustments */
@media (max-width: 600px) {
  body {
    font-size: 14px;
  }

  #game-container {
    max-width: 100%;
    padding: 0;
  }

  #status-line {
    font-size: 12px;
    padding: 6px 12px;
    /* Safe area for notched phones */
    padding-top: max(6px, env(safe-area-inset-top));
    padding-left: max(12px, env(safe-area-inset-left));
    padding-right: max(12px, env(safe-area-inset-right));
  }

  #main-window {
    padding: 12px;
    padding-left: max(12px, env(safe-area-inset-left));
    padding-right: max(12px, env(safe-area-inset-right));
  }

  #input-area {
    padding: 8px 12px;
    padding-bottom: max(8px, env(safe-area-inset-bottom));
    padding-left: max(12px, env(safe-area-inset-left));
    padding-right: max(12px, env(safe-area-inset-right));
    /* Larger touch target */
    min-height: 48px;
  }

  #command-input {
    font-size: 16px; /* Prevents iOS zoom on focus */
    padding: 8px 0;
  }

  .prompt {
    font-size: 16px;
  }
}

/* Small phones */
@media (max-width: 380px) {
  body {
    font-size: 13px;
  }

  #status-line {
    font-size: 11px;
    flex-wrap: wrap;
    gap: 4px;
  }

  #location-name {
    flex: 1 1 100%;
    text-align: center;
  }

  #score-turns {
    flex: 1 1 100%;
    text-align: center;
  }
}

/* Landscape phone */
@media (max-height: 500px) and (orientation: landscape) {
  body {
    font-size: 13px;
    line-height: 1.3;
  }

  #status-line {
    padding: 2px 8px;
    padding-left: max(8px, env(safe-area-inset-left));
    padding-right: max(8px, env(safe-area-inset-right));
  }

  #main-window {
    padding: 4px 8px;
    padding-left: max(8px, env(safe-area-inset-left));
    padding-right: max(8px, env(safe-area-inset-right));
  }

  #text-content p {
    margin-bottom: 0.5em;
  }

  #input-area {
    padding: 4px 8px;
    padding-left: max(8px, env(safe-area-inset-left));
    padding-right: max(8px, env(safe-area-inset-right));
    min-height: 36px;
  }
}

/* When virtual keyboard is likely open - use dvh for dynamic viewport */
@supports (height: 100dvh) {
  #game-container {
    height: 100dvh;
  }
}

/* Touch-specific: larger tap targets, no hover effects */
@media (pointer: coarse) {
  #command-input {
    padding: 12px 0;
  }

  #input-area {
    min-height: 52px;
  }

  /* Ensure scrollbar is visible on touch */
  #main-window {
    scrollbar-width: auto;
  }

  #main-window::-webkit-scrollbar {
    width: 12px;
  }
}

/* Blinking cursor effect */
@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

#command-input:focus {
  caret-color: var(--theme-text);
}

/* ============================================
   Save/Restore Modal Dialogs
   ============================================ */

.modal-hidden {
  display: none !important;
}

#modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal-dialog {
  background: var(--theme-bg);
  border: 2px solid var(--theme-border);
  min-width: 300px;
  max-width: 90vw;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
}

.modal-title {
  background: var(--theme-accent);
  color: var(--theme-accent-text);
  padding: 4px 8px;
  font-weight: bold;
  text-align: center;
}

.modal-content {
  padding: 12px;
  flex: 1;
  overflow-y: auto;
}

.save-input-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.save-input-row label {
  white-space: nowrap;
}

#save-name-input {
  flex: 1;
  background: var(--theme-bg-alt);
  border: 1px solid var(--theme-border);
  color: var(--theme-text);
  font-family: inherit;
  font-size: inherit;
  padding: 4px 6px;
  outline: none;
}

#save-name-input:focus {
  border-color: var(--theme-accent);
}

.saves-list-label {
  color: var(--theme-text-muted);
  margin-bottom: 8px;
  font-size: 0.9em;
}

.saves-list {
  background: var(--theme-bg-alt);
  border: 1px solid var(--theme-border);
  max-height: 200px;
  overflow-y: auto;
}

.save-slot {
  padding: 6px 8px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid #333;
}

.save-slot:last-child {
  border-bottom: none;
}

.save-slot:hover {
  background: var(--theme-menu-hover);
}

.save-slot.selected {
  background: var(--theme-accent);
  color: var(--theme-accent-text);
}

.save-slot-name {
  font-weight: bold;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.save-slot-info {
  color: var(--theme-text-muted);
  font-size: 0.85em;
  white-space: nowrap;
}

.save-slot.selected .save-slot-info {
  color: var(--theme-accent-text);
}

.no-saves-message {
  color: var(--theme-text-muted);
  font-style: italic;
  padding: 12px;
  text-align: center;
}

.modal-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  padding: 12px;
  border-top: 1px solid var(--theme-border);
}

.modal-btn {
  background: var(--theme-bg-alt);
  border: 1px solid var(--theme-border);
  color: var(--theme-text);
  font-family: inherit;
  font-size: inherit;
  padding: 6px 20px;
  cursor: pointer;
  min-width: 80px;
}

.modal-btn:hover {
  background: var(--theme-accent);
  color: var(--theme-accent-text);
  border-color: var(--theme-accent);
}

.modal-btn:focus {
  outline: 1px solid var(--theme-accent);
  outline-offset: 2px;
}

.modal-btn:disabled {
  color: var(--theme-text-muted);
  opacity: 0.5;
  cursor: not-allowed;
}

/* Startup dialog */
.startup-info {
  color: var(--theme-accent);
  margin: 0 0 12px 0;
  line-height: 1.4;
}

.startup-question {
  color: var(--theme-text);
  margin: 0;
}

/* Modal scrollbar styling */
.saves-list::-webkit-scrollbar,
.modal-content::-webkit-scrollbar {
  width: 8px;
}

.saves-list::-webkit-scrollbar-track,
.modal-content::-webkit-scrollbar-track {
  background: var(--theme-bg-alt);
}

.saves-list::-webkit-scrollbar-thumb,
.modal-content::-webkit-scrollbar-thumb {
  background: var(--theme-accent);
}

/* Mobile modal adjustments */
@media (max-width: 600px) {
  .modal-dialog {
    min-width: 280px;
    margin: 12px;
  }

  .save-input-row {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
  }

  .modal-buttons {
    gap: 12px;
  }

  .modal-btn {
    flex: 1;
    padding: 10px 16px;
  }
}