/* =============================================================================
   Website Builder v2 — WYSIWYG designer chrome + canvas token styles.
   Loaded once from the hosts' index.html (same pattern as pos.css / restro.css).
   Prefix: wb-
   ============================================================================= */

/* ── Shell ───────────────────────────────────────────────────────────────── */
.wb-shell { display: flex; flex-direction: column; height: 100%; min-height: 0; width: 100%; }
.wb-topbar { display: flex; align-items: center; gap: .5rem; padding: .35rem .6rem; border-bottom: 1px solid var(--bs-border-color); background: var(--bs-body-bg); flex-wrap: wrap; }
.wb-topbar .wb-autosave { font-size: .75rem; color: var(--bs-secondary-color); min-width: 88px; }

.wb-body { display: flex; flex: 1 1 auto; min-height: 0; }
.wb-pane-left, .wb-pane-right { width: 268px; min-width: 224px; background: var(--bs-body-bg); overflow-y: auto; }
.wb-pane-left { border-right: 1px solid var(--bs-border-color); }
.wb-pane-right { border-left: 1px solid var(--bs-border-color); }
.wb-pane-center { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; background: var(--bs-tertiary-bg); }

.wb-pane-tabs { display: flex; border-bottom: 1px solid var(--bs-border-color); }
.wb-pane-tab { flex: 1 1 0; text-align: center; padding: .5rem .25rem; font-size: .8rem; border: 0; background: none; color: var(--bs-secondary-color); border-bottom: 2px solid transparent; }
.wb-pane-tab.active { color: var(--bs-primary); border-bottom-color: var(--bs-primary); font-weight: 600; }

/* ── Left: structure tree + palette ──────────────────────────────────────── */
.wb-tree-node { display: flex; align-items: center; gap: .35rem; padding: .3rem .5rem; cursor: pointer; border-radius: .25rem; user-select: none; }
.wb-tree-node:hover { background: var(--bs-tertiary-bg); }
.wb-tree-node.selected { background: color-mix(in srgb, var(--bs-primary) 12%, transparent); }
.wb-tree-node .wb-eye { margin-left: auto; opacity: .6; }
.wb-tree-children { margin-left: .9rem; border-left: 1px dashed var(--bs-border-color); padding-left: .25rem; }

.wb-palette-group-title { font-size: .68rem; text-transform: uppercase; letter-spacing: .04em; color: var(--bs-secondary-color); padding: .5rem .6rem .15rem; }
.wb-palette-grid { display: grid; grid-template-columns: 1fr 1fr; gap: .4rem; padding: 0 .5rem .6rem; }
.wb-palette-item { display: flex; flex-direction: column; align-items: center; gap: .2rem; padding: .55rem .3rem; border: 1px solid var(--bs-border-color); border-radius: .4rem; cursor: grab; background: var(--bs-body-bg); text-align: center; user-select: none; touch-action: none; }
.wb-palette-item:active { cursor: grabbing; }
.wb-palette-item:hover { border-color: var(--bs-primary); }
.wb-palette-item i { font-size: 1.05rem; }
.wb-palette-item span { font-size: .68rem; line-height: 1.1; }
.wb-palette-item .wb-pro-badge { position: absolute; top: 2px; right: 4px; font-size: .55rem; }

/* ── Canvas ──────────────────────────────────────────────────────────────── */
.wb-canvas-scroll { flex: 1 1 auto; overflow: auto; padding: 1rem; display: flex; justify-content: center; align-items: flex-start; }
.wb-canvas-viewport { background: #fff; box-shadow: 0 1px 10px rgba(0,0,0,.12); border-radius: 6px; overflow: hidden; transition: width .2s ease; }
.wb-canvas { position: relative; min-height: 240px; font-family: var(--bs-body-font-family); color: #212529; --wb-brand: #0d6efd; }

.wb-section-wrap { position: relative; outline: 1px dashed transparent; outline-offset: -1px; }
.wb-section-wrap:hover { outline-color: color-mix(in srgb, var(--bs-primary) 45%, transparent); }
.wb-section-wrap.selected { outline: 2px solid var(--bs-primary); outline-offset: -2px; }
.wb-section-wrap.hidden-node > .wb-section-render { opacity: .35; }
.wb-section-badge { position: absolute; top: 0; left: 0; z-index: 30; font-size: .58rem; text-transform: uppercase; letter-spacing: .05em; background: var(--bs-primary); color: #fff; padding: 1px 6px; border-radius: 0 0 .25rem 0; opacity: 0; transition: opacity .12s; pointer-events: none; }
.wb-section-wrap:hover .wb-section-badge, .wb-section-wrap.selected .wb-section-badge { opacity: 1; }

.wb-toolbar { position: absolute; top: 4px; right: 4px; z-index: 31; display: none; gap: 1px; background: var(--bs-body-bg); border: 1px solid var(--bs-border-color); border-radius: .35rem; padding: 2px; box-shadow: 0 1px 5px rgba(0,0,0,.18); }
.wb-section-wrap:hover .wb-toolbar, .wb-section-wrap.selected .wb-toolbar { display: flex; }
.wb-toolbar button { border: 0; background: none; padding: .15rem .3rem; font-size: .78rem; color: var(--bs-body-color); border-radius: .25rem; }
.wb-toolbar button:hover { background: var(--bs-tertiary-bg); }
.wb-toolbar button.wb-danger { color: var(--bs-danger); }

.wb-empty-state { border: 2px dashed var(--bs-border-color); border-radius: .5rem; margin: 1rem; padding: 2.5rem 1rem; text-align: center; color: var(--bs-secondary-color); }
.wb-placeholder-section { padding: 2rem 1rem; text-align: center; color: var(--bs-secondary-color); background: repeating-linear-gradient(45deg, transparent, transparent 8px, rgba(0,0,0,.02) 8px, rgba(0,0,0,.02) 16px); border: 1px dashed var(--bs-border-color); border-radius: .35rem; margin: .5rem; }

/* Drop zone hints */
.wb-drop-active { outline: 2px solid var(--bs-primary) !important; outline-offset: -2px; background: color-mix(in srgb, var(--bs-primary) 6%, transparent) !important; }
.wb-drop-line { position: fixed; z-index: 4000; height: 3px; background: var(--bs-primary); border-radius: 2px; pointer-events: none; box-shadow: 0 0 0 1px rgba(255,255,255,.6); }
.wb-drag-ghost { position: fixed; z-index: 5000; pointer-events: none; background: var(--bs-primary); color: #fff; font-size: .72rem; padding: .2rem .55rem; border-radius: 1rem; box-shadow: 0 2px 8px rgba(0,0,0,.3); }

/* Design-time canvas render primitives (mirror the storefront token contract) */
.wb-canvas .wb-el { cursor: default; }
.wb-canvas .wb-el-heading { margin: .4rem 0; }
.wb-canvas .wb-el-text { margin: .3rem 0; }
.wb-canvas .wb-el-button { display: inline-block; background: var(--wb-brand); color: #fff; padding: .45rem 1rem; border-radius: .35rem; border: 0; font-size: .9rem; }
.wb-canvas .wb-el-button.outline { background: transparent; color: var(--wb-brand); border: 1px solid var(--wb-brand); }
.wb-canvas .wb-el-divider { border: 0; border-top: 1px solid var(--bs-border-color); margin: .8rem 0; }
.wb-canvas .wb-el-spacer { min-height: 24px; }
.wb-canvas .wb-el-image img { max-width: 100%; height: auto; display: block; }
.wb-canvas .wb-el-icon { font-size: 1.6rem; }
.wb-canvas .wb-el-quote { border-left: 3px solid var(--wb-brand); padding-left: .8rem; font-style: italic; }
.wb-canvas .wb-el-list { padding-left: 1.2rem; margin: .3rem 0; }
.wb-canvas .wb-container-row { display: flex; flex-wrap: wrap; gap: .5rem; min-height: 40px; padding: .35rem; }
.wb-canvas .wb-container-col { flex: 1 1 0; min-width: 80px; min-height: 40px; padding: .35rem; border: 1px dashed transparent; border-radius: .3rem; }
.wb-canvas .wb-container-col:hover { border-color: color-mix(in srgb, var(--bs-primary) 40%, transparent); }

/* ── Right pane: property grid ───────────────────────────────────────────── */
.wb-props { padding: .5rem .6rem 2rem; }
.wb-prop-group-title { font-size: .68rem; text-transform: uppercase; letter-spacing: .04em; color: var(--bs-secondary-color); margin: .8rem 0 .3rem; }
.wb-prop { margin-bottom: .55rem; }
.wb-prop > label { display: block; font-size: .74rem; margin-bottom: .15rem; color: var(--bs-body-color); }
.wb-prop-row { display: flex; gap: .4rem; align-items: center; }
.wb-color-input { width: 2.4rem; height: 2rem; padding: 0; border: 1px solid var(--bs-border-color); border-radius: .3rem; background: none; cursor: pointer; }
.wb-spacing-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: .3rem; }
.wb-repeater-item { border: 1px solid var(--bs-border-color); border-radius: .35rem; padding: .5rem; margin-bottom: .45rem; }
.wb-repeater-item .wb-repeater-head { display: flex; align-items: center; gap: .3rem; margin-bottom: .35rem; font-size: .78rem; color: var(--bs-secondary-color); }
.wb-seg { display: inline-flex; border: 1px solid var(--bs-border-color); border-radius: .35rem; overflow: hidden; }
.wb-seg button { border: 0; background: none; padding: .25rem .5rem; font-size: .78rem; color: var(--bs-secondary-color); }
.wb-seg button.active { background: var(--bs-primary); color: #fff; }

/* Responsive designer modes */
@media (max-width: 991.98px) {
    .wb-pane-left, .wb-pane-right { position: absolute; z-index: 1040; top: 0; bottom: 0; box-shadow: 0 0 24px rgba(0,0,0,.25); }
    .wb-pane-left { left: 0; }
    .wb-pane-right { right: 0; }
    .wb-body { position: relative; }
}