/* ===== DESIGN SYSTEM ===== */

:root {
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-ui: 'DM Sans', system-ui, -apple-system, sans-serif;

  --color-bg: #f5f2ed;
  --color-surface: #ffffff;
  --color-surface-raised: #faf8f5;
  --color-border: #d8d3cb;
  --color-border-subtle: #e8e4dd;

  --color-primary: #2c4a35;
  --color-primary-hover: #3a6147;

  --color-text: #1c1b19;
  --color-text-muted: #7a7468;
  --color-text-subtle: #aba49b;

  --color-success: #2d6a4f;
  --color-error: #7d2030;
  --color-warning: #944f0c;

  --radius: 4px;
  --radius-lg: 8px;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.07);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
}


/* ===== BASE ===== */

*, *::before, *::after {
  box-sizing: border-box;
}

body {
  font-family: var(--font-ui);
  background-color: var(--color-bg);
  color: var(--color-text);
  margin: 0;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}


/* ===== HEADER ===== */

.header {
  padding: var(--space-6) var(--space-6) var(--space-5);
  border-bottom: 1px solid var(--color-border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.header-actions {
  display: flex;
  gap: var(--space-1);
  flex-shrink: 0;
}

.button-header {
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  cursor: pointer;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius);
  transition: color 0.12s ease, background 0.12s ease;
  white-space: nowrap;
}

.button-header:hover {
  color: var(--color-text);
  background: var(--color-border-subtle);
}

.header h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 300;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--color-text);
  line-height: 1;
}

.header-tagline {
  font-family: var(--font-ui);
  font-size: 0.65rem;
  font-weight: 400;
  color: var(--color-text-subtle);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  vertical-align: middle;
  margin-left: var(--space-3);
  position: relative;
  top: -0.15em;
}


/* ===== BURGER MENU ===== */

.burger-button {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius);
  flex-shrink: 0;
  transition: background 0.12s ease;
}

.burger-button:hover {
  background: var(--color-border-subtle);
}

.burger-icon,
.burger-icon::before,
.burger-icon::after {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-text-muted);
  border-radius: 2px;
  transition: transform 0.18s ease, opacity 0.18s ease;
  position: relative;
}

.burger-icon::before,
.burger-icon::after {
  content: '';
  position: absolute;
  left: 0;
}

.burger-icon::before { top: -6px; }
.burger-icon::after  { top:  6px; }

.burger-icon.open {
  background: transparent;
}

.burger-icon.open::before {
  top: 0;
  transform: rotate(45deg);
}

.burger-icon.open::after {
  top: 0;
  transform: rotate(-45deg);
}

.mobile-menu {
  display: none;
  flex-direction: column;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border-subtle);
  z-index: 50;
  position: relative;
  width: 100%;
}

.mobile-menu-item {
  width: 100%;
  text-align: left;
  padding: var(--space-4) var(--space-6);
  border-radius: 0;
  border-bottom: 1px solid var(--color-border-subtle);
  font-size: 0.875rem;
}

.mobile-menu-item:last-child {
  border-bottom: none;
}

@media (max-width: 47.9375em) {
  .header-actions {
    display: none;
  }

  .burger-button {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .mobile-menu {
    display: flex;
  }

  .header-tagline {
    display: block;
    margin-left: 0;
    margin-top: var(--space-1);
  }
}


/* ===== GRID ===== */

ul#game-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 1px;
  background: var(--color-border);
  border-top: 1px solid var(--color-border);
  z-index: 1;
}

@media (min-width: 48em) {
  ul#game-list {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 64em) {
  ul#game-list {
    grid-template-columns: repeat(6, 1fr);
  }
}

#game-list li {
  box-sizing: border-box;
  background: var(--color-surface);
  transition: background 0.12s ease;
}

#game-list li:hover {
  background: var(--color-surface-raised);
}


/* ===== PLANT CARD ===== */

.plant-container {
  box-sizing: border-box;
  height: 200px;
  background-color: var(--color-surface);
}

.plant-container:hover {
  border: 1px solid var(--color-border);
}

.plant-container.selected {
  box-sizing: border-box;
  height: 200px;
  background-color: var(--color-surface);
}

.plant-container svg {
  width: 100%;
  height: 100%;
}

.drawing-container {
  box-sizing: border-box;
  background-color: var(--color-surface);
}

.is-over {
  background-color: var(--color-surface-raised);
}

svg line {
  stroke-width: 1;
}


/* ===== OBJECT MENU (lock checkbox) ===== */

.object-menu {
  display: flex;
  align-items: center;
  padding: var(--space-1) var(--space-2);
  background-color: transparent;
}

.object-menu input[type="checkbox"] {
  width: 12px;
  height: 12px;
  accent-color: var(--color-primary);
  cursor: pointer;
  opacity: 0.28;
  transition: opacity 0.15s;
}

.object-menu input[type="checkbox"]:hover,
.object-menu input[type="checkbox"]:checked {
  opacity: 1;
}


/* ===== GAME MENU ===== */

.game-menu {
  position: fixed;
  bottom: var(--space-4);
  right: var(--space-4);
  z-index: 100;
  display: flex;
  gap: var(--space-1);
  justify-content: flex-end;
  background: var(--color-surface);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-subtle);
  box-shadow: var(--shadow-sm);
}

.game-menu button {
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  cursor: pointer;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius);
  transition: color 0.12s ease, background 0.12s ease;
  white-space: nowrap;
}

.game-menu button:hover {
  color: var(--color-text);
  background: var(--color-border-subtle);
}


/* ===== BUTTON VARIANTS ===== */

.button-secondary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.button-secondary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
}

.button-success {
  background: var(--color-success);
  color: #fff;
  border-color: var(--color-success);
  border-radius: var(--radius);
}

.button-success:hover {
  background: #3a8564;
}

.button-error {
  background: var(--color-error);
  color: #fff;
  border-color: var(--color-error);
  border-radius: var(--radius);
}

.button-error:hover {
  background: #9e2940;
}

.button-warning {
  background: var(--color-warning);
  color: #fff;
  border-color: var(--color-warning);
  border-radius: var(--radius);
}

.button-warning:hover {
  background: #b8641a;
}



.config-panel label + label {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border-subtle);
}

.config-panel label {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  color: var(--color-text-muted);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.config-panel strong {
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
  line-height: 1;
}

.config-panel input[type="range"] {
  width: 100%;
  cursor: pointer;
  accent-color: var(--color-primary);
  margin-top: var(--space-1);
}


/* ===== CONFIG PANEL ===== */

.config-panel label {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  color: var(--color-text-muted);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.config-panel label + label {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border-subtle);
}

.config-panel strong {
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
  line-height: 1;
}

.config-panel input[type="range"] {
  width: 100%;
  cursor: pointer;
  accent-color: var(--color-primary);
  margin-top: var(--space-1);
}


/* ===== ABOUT PANE ===== */

.about-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(28, 27, 25, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
}

.about-pane {
  position: relative;
  background: var(--color-surface);
  padding: var(--space-8) var(--space-8) var(--space-6);
  border-radius: var(--radius-lg);
  max-height: 90vh;
  overflow-y: auto;
  max-width: 460px;
  width: 90%;
  box-shadow: var(--shadow-lg);
  box-sizing: border-box;
  overflow-wrap: break-word;
  word-break: break-word;
}

.about-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  background: none;
  border: none;
  font-size: 1.4rem;
  line-height: 1;
  color: var(--color-text-subtle);
  cursor: pointer;
  padding: 0 var(--space-1);
  transition: color 0.12s;
}

.about-close:hover {
  color: var(--color-text);
}

.about-pane h2 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--color-text);
  margin: 0 0 var(--space-2);
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.about-pane h2 + h2,
.about-pane p + h2 {
  margin-top: var(--space-6);
}

.about-pane p {
  font-family: var(--font-ui);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-3);
  line-height: 1.7;
}

.about-pane a {
  color: var(--color-primary);
  text-decoration: none;
}

.about-pane a:hover {
  text-decoration: underline;
}


/* ===== SAVE / LOAD DIALOGS ===== */

.dialog-pane {
  position: relative;
  background: var(--color-surface);
  padding: var(--space-8) var(--space-8) var(--space-6);
  border-radius: var(--radius-lg);
  max-width: 360px;
  width: 90%;
  box-shadow: var(--shadow-lg);
}

.dialog-pane h2 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 500;
  margin: 0 0 var(--space-5);
}

.dialog-input {
  width: 100%;
  font-family: var(--font-ui);
  font-size: 0.9rem;
  color: var(--color-text);
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-2) var(--space-3);
  outline: none;
  box-sizing: border-box;
}

.dialog-input:focus {
  border-color: var(--color-primary);
}

.dialog-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: var(--space-4);
}

.dialog-empty {
  font-family: var(--font-ui);
  font-size: 0.875rem;
  color: var(--color-text-subtle);
  margin: 0;
}

.saves-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.saves-item {
  display: flex;
  align-items: center;
  background: var(--color-surface);
}

.saves-name {
  flex: 1;
  background: none;
  border: none;
  font-family: var(--font-ui);
  font-size: 0.875rem;
  color: var(--color-text);
  text-align: left;
  padding: var(--space-3) var(--space-4);
  cursor: pointer;
}

.saves-name:hover {
  background: var(--color-surface-raised);
  color: var(--color-primary);
}

.saves-delete {
  background: none;
  border: none;
  color: var(--color-text-subtle);
  font-size: 1.1rem;
  line-height: 1;
  padding: var(--space-2) var(--space-3);
  cursor: pointer;
  transition: color 0.12s;
}

.saves-delete:hover {
  color: var(--color-error);
}


/* ===== EDIT FORM ===== */

.edit-form fieldset {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-4);
  font-family: var(--font-ui);
}


/* ===== MISC ===== */

.show-hide {
  float: right;
}

.show-hide a.show,
.show-hide a.hide {
  text-decoration: none;
  color: var(--color-text-muted);
}

.preview input[type="checkbox"] {
  display: none;
}

#game-list.preview {
  gap: 0;
  background: var(--color-surface);
  border-top: none;
}