/* AfroPlan Floor Planner — Styles */
/* Uses design tokens from /assets/css/tokens.css */

/* ── RESET ─────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ── APP SHELL ─────────────────────────────────── */
#fp-app {
  display: flex;
  flex-direction: column;
  height: calc(100vh - var(--nav-height, 62px));
  overflow: hidden;
  background: var(--color-bg);
  font-family: var(--font-body);
  color: var(--color-text);
}

/* ── AI BAR ─────────────────────────────────────── */
.fp-ai-bar {
  background: var(--color-bg-dark);
  padding: 8px 12px;
  flex-shrink: 0;
}
.fp-ai-bar-inner {
  display: flex;
  gap: 8px;
  max-width: 900px;
  margin: 0 auto;
  align-items: center;
}
.fp-ai-input {
  flex: 1;
  padding: 8px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-ondark-border);
  background: rgba(255,255,255,0.06);
  color: var(--color-text-inverse);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  outline: none;
  transition: border-color var(--transition-fast);
}
.fp-ai-input:focus {
  border-color: var(--color-primary);
}
.fp-ai-input::placeholder {
  color: var(--color-ondark-muted);
}

/* ── BUTTONS ────────────────────────────────────── */
.fp-btn {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: none;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}
.fp-btn-primary {
  background: var(--color-primary);
  color: #fff;
}
.fp-btn-primary:hover { background: var(--color-primary-dark); }
.fp-btn-ghost {
  background: rgba(255,255,255,0.08);
  color: var(--color-text-inverse);
  border: 1px solid rgba(255,255,255,0.15);
}
.fp-btn-ghost:hover { background: rgba(255,255,255,0.15); }

/* ── MAIN LAYOUT ────────────────────────────────── */
.fp-layout {
  display: flex;
  flex: 1;
  overflow: hidden;
  position: relative;
}

/* ── LEFT TOOLBAR ───────────────────────────────── */
.fp-toolbar {
  width: 64px;
  background: var(--color-bg-card);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px 0;
  gap: 2px;
  flex-shrink: 0;
  z-index: var(--z-raised);
}
.fp-tool {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border: none;
  background: transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--color-text-muted);
  font-size: 9px;
  font-family: var(--font-body);
  font-weight: 500;
  gap: 3px;
  transition: all var(--transition-fast);
}
.fp-tool:hover {
  background: var(--color-bg-subtle);
  color: var(--color-text);
}
.fp-tool.active {
  background: var(--color-primary-pale);
  color: var(--color-primary);
}
.fp-tool svg { flex-shrink: 0; }
.fp-tool-sep {
  width: 36px;
  height: 1px;
  background: var(--color-border);
  margin: 4px 0;
}

/* ── CANVAS AREA ────────────────────────────────── */
.fp-canvas-wrap {
  flex: 1;
  position: relative;
  overflow: hidden;
  background: #f0f2f5;
  display: grid;
  grid-template-columns: 24px 1fr;
  grid-template-rows: 24px 1fr;
}
.fp-ruler-corner {
  width: 24px;
  height: 24px;
  background: var(--color-bg-card);
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  z-index: 2;
}
.fp-ruler {
  background: var(--color-bg-card);
  z-index: 2;
}
.fp-ruler-h {
  grid-column: 2;
  grid-row: 1;
  width: 100%;
  border-bottom: 1px solid var(--color-border);
}
.fp-ruler-v {
  grid-column: 1;
  grid-row: 2;
  height: 100%;
  border-right: 1px solid var(--color-border);
}
#fpCanvas {
  grid-column: 2;
  grid-row: 2;
  width: 100%;
  height: 100%;
  cursor: crosshair;
  touch-action: none;
}

/* ── ZOOM CONTROLS ──────────────────────────────── */
.fp-zoom-controls {
  position: absolute;
  bottom: 12px;
  left: 36px;
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 4px;
  box-shadow: var(--shadow-md);
  z-index: var(--z-raised);
}
.fp-zoom-btn {
  width: 28px;
  height: 28px;
  border: none;
  background: transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
}
.fp-zoom-btn:hover { background: var(--color-bg-subtle); }
.fp-zoom-level {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-text-muted);
  min-width: 40px;
  text-align: center;
}

/* ── RIGHT PROPERTIES PANEL ─────────────────────── */
.fp-props {
  width: 260px;
  background: var(--color-bg-card);
  border-left: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  z-index: var(--z-raised);
  transition: width var(--transition-normal);
}
.fp-props.collapsed { width: 0; overflow: hidden; border: none; }
.fp-props-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  border-bottom: 1px solid var(--color-border);
  font-weight: 600;
  font-size: var(--text-sm);
}
.fp-props-toggle {
  background: none;
  border: none;
  font-size: 18px;
  cursor: pointer;
  color: var(--color-text-muted);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}
.fp-props-toggle:hover { background: var(--color-bg-subtle); }
.fp-props-body {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  font-size: var(--text-sm);
}
.fp-props-empty {
  color: var(--color-text-subtle);
  font-size: var(--text-xs);
  text-align: center;
  padding: 24px 12px;
}
.fp-prop-group {
  margin-bottom: 14px;
}
.fp-prop-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: 4px;
  font-weight: 600;
}
.fp-prop-row {
  display: flex;
  gap: 6px;
  margin-bottom: 6px;
}
.fp-prop-input {
  flex: 1;
  padding: 5px 8px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 12px;
  background: var(--color-bg);
  color: var(--color-text);
}
.fp-prop-input:focus {
  outline: none;
  border-color: var(--color-primary);
}
.fp-prop-select {
  width: 100%;
  padding: 5px 8px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 12px;
  background: var(--color-bg);
  color: var(--color-text);
}

/* ── BOTTOM ACTION BAR ──────────────────────────── */
.fp-action-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 12px;
  background: var(--color-bg-dark);
  flex-shrink: 0;
  gap: 8px;
}
.fp-action-left, .fp-action-right {
  display: flex;
  align-items: center;
  gap: 6px;
}
.fp-act-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 10px;
  border: 1px solid var(--color-ondark-border);
  background: transparent;
  color: var(--color-text-inverse);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}
.fp-act-btn:hover:not(:disabled) { background: rgba(255,255,255,0.1); }
.fp-act-btn:disabled { opacity: 0.35; cursor: default; }
.fp-act-btn svg { flex-shrink: 0; }
.fp-act-ai {
  color: var(--color-primary-light);
  border-color: rgba(0,122,255,0.3);
}
.fp-act-ai:hover { background: rgba(0,122,255,0.15) !important; }
.fp-act-sep {
  width: 1px;
  height: 20px;
  background: var(--color-ondark-border);
}
.fp-act-select {
  padding: 4px 8px;
  border: 1px solid var(--color-ondark-border);
  background: transparent;
  color: var(--color-text-inverse);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 11px;
}
.fp-act-select option { background: var(--color-bg-dark); color: var(--color-text-inverse); }

/* ── MODALS ─────────────────────────────────────── */
.fp-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
  padding: 24px;
}
.fp-modal-overlay[hidden] { display: none; }
.fp-modal {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  max-height: 80vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 600px;
}
.fp-modal-lg { max-width: 900px; }
.fp-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
}
.fp-modal-header h2 {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}
.fp-modal-close {
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--color-text-muted);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
}
.fp-modal-close:hover { background: var(--color-bg-subtle); }
.fp-modal-body {
  padding: 20px;
  overflow-y: auto;
  flex: 1;
}

/* ── TEMPLATE GRID ──────────────────────────────── */
.fp-tmpl-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}
.fp-tmpl-card {
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 12px;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.fp-tmpl-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-brand);
}
.fp-tmpl-preview {
  aspect-ratio: 4/3;
  background: #fff;
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.fp-tmpl-preview canvas { width: 100%; height: 100%; }
.fp-tmpl-name {
  font-weight: 600;
  font-size: var(--text-sm);
  margin-bottom: 2px;
}
.fp-tmpl-meta {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ── SLIDE PANEL (furniture) ────────────────────── */
.fp-slide-panel {
  position: absolute;
  top: 0;
  left: 64px;
  width: 240px;
  height: 100%;
  background: var(--color-bg-card);
  border-right: 1px solid var(--color-border);
  z-index: var(--z-dropdown);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
}
.fp-slide-panel[hidden] { display: none; }
.fp-slide-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 12px;
  border-bottom: 1px solid var(--color-border);
}
.fp-slide-header h3 {
  font-size: var(--text-sm);
  font-weight: 600;
}
.fp-slide-close {
  background: none;
  border: none;
  font-size: 18px;
  cursor: pointer;
  color: var(--color-text-muted);
}
.fp-slide-body {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
}
.fp-furn-cat {
  margin-bottom: 12px;
}
.fp-furn-cat-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  font-weight: 600;
  padding: 4px 6px;
}
.fp-furn-items {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
}
.fp-furn-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px 4px;
  border-radius: var(--radius-sm);
  cursor: grab;
  font-size: 9px;
  font-weight: 500;
  color: var(--color-text-muted);
  gap: 3px;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}
.fp-furn-item:hover {
  background: var(--color-primary-pale);
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.fp-furn-item svg { width: 28px; height: 28px; }

/* ── CHAT DRAWER ────────────────────────────────── */
.fp-chat-drawer {
  position: fixed;
  right: 0;
  bottom: 0;
  width: 340px;
  height: 420px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  box-shadow: var(--shadow-xl);
  z-index: var(--z-overlay);
  display: flex;
  flex-direction: column;
}
.fp-chat-drawer[hidden] { display: none; }
.fp-chat-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  font-weight: 600;
  font-size: var(--text-sm);
}
.fp-chat-close {
  background: none;
  border: none;
  color: #fff;
  font-size: 20px;
  cursor: pointer;
}
.fp-chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.fp-chat-msg {
  max-width: 85%;
  padding: 8px 12px;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  line-height: 1.5;
}
.fp-chat-msg.user {
  align-self: flex-end;
  background: var(--color-primary);
  color: #fff;
}
.fp-chat-msg.ai {
  align-self: flex-start;
  background: var(--color-bg-subtle);
  color: var(--color-text);
}
.fp-chat-input-wrap {
  display: flex;
  gap: 6px;
  padding: 10px;
  border-top: 1px solid var(--color-border);
}
.fp-chat-input {
  flex: 1;
  padding: 8px 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: var(--text-sm);
}
.fp-chat-input:focus { outline: none; border-color: var(--color-primary); }
.fp-chat-send {
  padding: 8px 14px;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--text-sm);
  cursor: pointer;
}
.fp-chat-send:hover { background: var(--color-primary-dark); }

/* ── COST ESTIMATOR ─────────────────────────────── */
.fp-cost-summary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
}
.fp-cost-card {
  background: var(--color-bg);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: center;
}
.fp-cost-card-label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}
.fp-cost-card-value {
  font-family: var(--font-mono);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-primary);
}
.fp-cost-total {
  background: var(--color-primary-pale);
  border: 2px solid var(--color-primary);
}
.fp-boq-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  margin-top: 12px;
}
.fp-boq-table th {
  background: var(--color-bg-dark);
  color: var(--color-text-inverse);
  padding: 8px 12px;
  text-align: left;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.fp-boq-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--color-border);
}
.fp-boq-table tr:hover td { background: var(--color-bg-subtle); }
.fp-boq-editable {
  padding: 4px 8px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 12px;
  width: 100px;
  text-align: right;
}

/* ── MOBILE FAB ─────────────────────────────────── */
.fp-mobile-fab {
  display: none;
  position: fixed;
  bottom: 70px;
  right: 16px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  border: none;
  box-shadow: var(--shadow-lg);
  z-index: var(--z-overlay);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

/* ── MOBILE BOTTOM SHEET ────────────────────────── */
.fp-mobile-sheet {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-bg-card);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  box-shadow: var(--shadow-xl);
  z-index: var(--z-overlay);
  padding: 8px 16px 16px;
}
.fp-mobile-sheet[hidden] { display: none; }
.fp-mobile-handle {
  width: 40px;
  height: 4px;
  background: var(--color-border-strong);
  border-radius: 2px;
  margin: 0 auto 12px;
}
.fp-mobile-tools-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

/* ── RESPONSIVE ─────────────────────────────────── */
@media (max-width: 768px) {
  .fp-toolbar { display: none; }
  .fp-props { display: none; }
  .fp-mobile-fab { display: flex; }
  .fp-action-bar { flex-wrap: wrap; }
  .fp-action-right { display: none; }
  .fp-ai-bar-inner { flex-wrap: wrap; }
  .fp-canvas-wrap {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr;
  }
  .fp-ruler, .fp-ruler-corner { display: none; }
  #fpCanvas { grid-column: 1; grid-row: 1; }
  .fp-zoom-controls { left: 8px; }
  .fp-chat-drawer { width: 100%; right: 0; }
}
@media (max-width: 480px) {
  .fp-ai-input { font-size: 13px; }
  .fp-btn { padding: 7px 12px; font-size: 12px; }
}