/* ========================================
   Primitives — Reusable component styles
   Extracted from pages.css for lib/
   ======================================== */

/* ---- Glass card — base class for translucent panels ---- */

.glass-card {
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 6px;
}

.glass-card--dense {
    background: rgba(250, 250, 250, 0.65);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-color: rgba(0, 0, 0, 0.1);
}

.glass-card--solid {
    background: rgba(255, 255, 255, 0.8);
}

/* ---- Step popover (floating controls panel) ---- */

.step-popover {
    /* extends .glass-card--dense via class in HTML */
    position: absolute;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.12), 0 1px 4px rgba(0, 0, 0, 0.08);
    z-index: 99;
    display: flex;
    flex-direction: column;
    opacity: 0;
    transform: translateY(8px);
    pointer-events: none;
    transition: opacity 0.15s ease, transform 0.15s ease;
}

.step-popover.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.step-popover-scroll {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 4px 0;
    background: transparent;
}

/* ── Control sections ── */
.step-popover-scroll .control-section {
    padding: 0;
    margin-bottom: 0;
    border: none;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.step-popover-scroll .control-section + .control-section {
    border-top: none;
    padding-top: 0;
}

/* ── Section titles — half grid cell (label row), vertically centered ── */
.step-popover-scroll .section-title {
    font-size: var(--font-size-caption);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-text-secondary);
    padding: 0 12px;
    margin: 0;
    cursor: default;
    display: flex;
    align-items: center;
    height: calc(var(--grid-cell, 30px) / 2);
    box-sizing: border-box;
}

.step-popover-scroll .section-chevron { display: none; }

/* ── Section body ── */
.step-popover-scroll .control-section .section-body {
    display: flex !important;
    flex-direction: column;
    max-height: none !important;
    padding: 0;
    width: 100%;
    box-sizing: border-box;
    flex: 1;
    min-height: 0;
}

/* Universal reset: section body is a tight column, no gaps */
.step-popover-scroll .section-body {
    margin: 0;
    padding: 0;
    gap: 0;
}

/* Every direct child: zero margins, border-box */
.step-popover-scroll .section-body > * {
    margin: 0 !important;
    box-sizing: border-box;
}


/* ── Chip groups — CSS Grid, edge to edge, responsive ── */
.step-popover-scroll .chip-group {
    display: grid !important;
    grid-template-columns: repeat(auto-fit, minmax(45px, 1fr));
    gap: 0;
    width: 100%;
}

/* 2-column chip groups */
.step-popover-scroll .chip-group-spaced {
    grid-template-columns: repeat(2, 1fr) !important;
}

/* Each chip: fills its grid cell exactly, snapped to grid cell height */
.step-popover-scroll .chip-group .chip {
    text-align: center;
    justify-content: center;
    display: flex;
    align-items: center;
    border-radius: 0;
    border: 1px solid rgba(0, 0, 0, 0.06);
    margin: 0;
    padding: 6px 4px;
    font-size: var(--font-size-control);
    font-weight: 500;
    background: rgba(255, 255, 255, 0.15);
    box-sizing: border-box;
    min-width: 0;
    max-width: none;
    height: var(--grid-cell, 30px);
}

.step-popover-scroll .chip-group .chip .chip-platforms {
    display: inline-flex;
    gap: 2px;
    margin-left: 4px;
    opacity: 0.4;
    flex-shrink: 0;
}

.step-popover-scroll .chip-group .chip.active .chip-platforms {
    opacity: 0.7;
}

.step-popover-scroll .chip-group .chip .tier-badge {
    font-size: 9px;
    margin-left: 3px;
    line-height: 1;
}

/* ── Elements with horizontal padding ── */
.step-popover-scroll .section-body > .dropzone,
.step-popover-scroll .section-body > label,
.step-popover-scroll .section-body > button,
.step-popover-scroll .section-body > .grid-label-input {
    width: 100%;
    box-sizing: border-box;
    padding-left: 12px;
    padding-right: 12px;
}

/* ── Typography ── */
.step-popover-scroll .slider-label,
.step-popover-scroll .slider-value { font-size: 12px; }
.step-popover-scroll .slider-header { margin-bottom: 0; }
.step-popover-scroll .stepper-label,
.step-popover-scroll .stepper-value { font-size: 12px; font-weight: 600; }
/* Stepper buttons inside hybrid layout: square, match hybrid-btn */
.step-popover-scroll .hybrid-btn.stepper-btn {
    border-radius: 0;
    width: var(--grid-cell, 30px);
    height: var(--grid-cell, 30px);
    font-size: 16px;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(0, 0, 0, 0.05);
    color: var(--color-text-secondary);
}
.step-popover-scroll .grid-x { font-size: 12px; }
.step-popover-scroll .btn { font-size: 12px; padding: 0 12px; }
.step-popover-scroll .tier-badge { font-size: 10px; }
.step-popover-scroll label { font-size: 12px; }

.step-popover-scroll .dropzone {
    font-size: 10px;
    padding: 0 12px;
    height: calc(var(--grid-cell, 30px) * 2);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: 0;
}
.step-popover-scroll .dropzone p { font-size: 10px; margin: 1px 0; font-weight: 500; }
.step-popover-scroll .dropzone p:last-child { font-size: 9px; font-weight: 400; color: var(--color-text-muted); }

/* Toggle switch — half grid cell (label-level element) */
/* ── Chip Toggle — binary On/Off as two adjacent chips ── */
.chip-toggle-row {
    display: flex;
    align-items: center;
    gap: 8px;
    height: calc(var(--grid-cell, 30px) / 2);
    padding: 0;
}

.chip-toggle {
    display: inline-flex;
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 0;
    overflow: hidden;
    flex-shrink: 0;
}

.chip-toggle-btn {
    padding: 0 8px;
    font-size: var(--font-size-caption, 10px);
    font-weight: 600;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.15);
    color: var(--color-text-muted);
    border: none;
    border-right: 1px solid rgba(0, 0, 0, 0.06);
    transition: background 0.15s, color 0.15s;
    height: calc(var(--grid-cell, 30px) / 2);
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
}

.chip-toggle-btn:last-child { border-right: none; }
.chip-toggle-btn:hover { background: rgba(0, 0, 0, 0.03); }

.chip-toggle-btn.active {
    background: rgba(232, 240, 254, 0.85);
    color: var(--color-accent, #1a73e8);
}

.chip-toggle-label {
    font-size: var(--font-size-caption, 10px);
    font-weight: 500;
    color: var(--color-text-secondary);
    user-select: none;
}

/* Legacy toggle-switch — keep working until fully migrated */
.step-popover-scroll .toggle-switch {
    display: none;
}

/* Native range inputs hidden — replaced by div-based drag sliders */
.step-popover-scroll input[type="range"] {
    display: none;
}


/* Hybrid slider: [-] [label + slider + value] [+] */
.step-popover-scroll .hybrid-slider {
    display: flex;
    align-items: center;
    gap: 0;
    width: 100%;
}

.step-popover-scroll .hybrid-btn {
    flex-shrink: 0;
    width: var(--grid-cell, 30px);
    height: var(--grid-cell, 30px);
    border: 1px solid rgba(0, 0, 0, 0.06);
    background: rgba(255, 255, 255, 0.25);
    font-size: 16px;
    font-weight: 500;
    color: var(--color-text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.1s;
}

.step-popover-scroll .hybrid-btn:hover {
    background: rgba(0, 0, 0, 0.04);
}

.step-popover-scroll .hybrid-btn:active {
    background: rgba(0, 0, 0, 0.1);
}

.step-popover-scroll .hybrid-track {
    flex: 1;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 0 10px;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    height: var(--grid-cell, 30px);
    box-sizing: border-box;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

/* Fill bar: grows from left based on slider value */
.step-popover-scroll .hybrid-track::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: var(--range-progress, 0%);
    background: rgba(67, 97, 238, 0.15);
    pointer-events: none;
    transition: width 0.1s ease;
    z-index: 1;
}

.step-popover-scroll .hybrid-track .slider-label,
.step-popover-scroll .hybrid-track .slider-value {
    font-size: 10px;
    font-weight: 600;
    line-height: 1;
    pointer-events: none;
    user-select: none;
}

.step-popover-scroll .hybrid-track .slider-label {
    color: var(--color-text-muted);
}

.step-popover-scroll .hybrid-track .slider-value {
    color: var(--color-text-secondary);
}


.step-popover-scroll .hybrid-track input[type="range"] {
    width: 100%;
    height: 4px;
    margin: 1px 0 0;
    position: relative;
    z-index: 2;
}

/* Grid steppers: 1 column when narrow, 2 when wide */
.step-popover-scroll .grid-steppers {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)) !important;
}

/* Grid stepper cells — same grid as chips */
.step-popover-scroll .grid-stepper-cell {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 6px 4px;
    border: 1px solid rgba(0, 0, 0, 0.04);
    background: rgba(255, 255, 255, 0.15);
    box-sizing: border-box;
    font-size: 12px;
}

.step-popover-scroll .grid-stepper-cell .stepper {
    display: flex;
    align-items: center;
    gap: 2px;
}

.step-popover-scroll .grid-stepper-cell .stepper-label {
    font-size: 11px;
    font-weight: 600;
}

.step-popover-scroll .reset-actions {
    margin-top: 0;
    padding: 0 12px;
    border-top: none;
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
    height: calc(var(--grid-cell, 30px) / 2);
    align-items: center;
}

.step-popover-scroll .reset-actions .btn { font-size: 11px; padding: 0 10px; }


/* Standardize all action buttons inside popovers — 1 grid cell */
.step-popover-scroll .btn.btn-block {
    font-size: 11px;
    padding: 0 12px;
    border-radius: 0;
    height: var(--grid-cell, 30px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.step-popover-scroll .grid-label-input {
    font-size: 12px;
    padding: 0 12px;
    width: 100%;
    box-sizing: border-box;
    height: var(--grid-cell, 30px);
}

/* Inside popovers, image list scrolls after ~4 items */
.step-popover-scroll .image-list {
    max-height: calc(var(--grid-cell, 30px) * 4);
    flex: none;
    overflow-y: auto;
}

/* ---- Step cards (timeline rail) ---- */
.region-step {
    display: flex;
    align-items: stretch;
}

.step-card {
    flex: 1;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 4px;
    border: none;
    border-radius: var(--radius-sm, 6px);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    cursor: pointer;
    padding: 4px 8px;
    transition: background 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
    color: var(--color-text-muted);
    font-family: inherit;
    font-size: 11px;
    font-weight: 500;
}

.step-card:hover {
    background: var(--color-bg-hover, #f0f0f0);
    color: var(--color-text);
}

.step-card.active {
    background: rgba(232, 240, 254, 0.85);
    color: var(--color-accent, #1a73e8);
    font-weight: 600;
    box-shadow: 0 0 0 1px var(--color-accent, #1a73e8);
}

.step-num {
    font-size: 11px;
    font-weight: 700;
    line-height: 1;
}

.step-label {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.step-badge {
    font-size: 10px;
    background: var(--color-accent, #1a73e8);
    color: white;
    border-radius: 10px;
    padding: 1px 6px;
    min-width: 16px;
    text-align: center;
}

.step-badge:empty {
    display: none;
}

/* ---- Minimum viewport message ---- */
.min-viewport-msg {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 200;
}

.min-viewport-inner {
    text-align: center;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-muted);
    padding: 32px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(8px);
    border-radius: 12px;
    line-height: 1.6;
}


/* ---- Dropzone ---- */

.dropzone {
    border: 1px dashed rgba(67, 97, 238, 0.3);
    border-radius: var(--radius-md);
    padding: var(--space-md) var(--space-md);
    text-align: center;
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    background: rgba(67, 97, 238, 0.06);
}

.dropzone:hover {
    border-color: rgba(67, 97, 238, 0.4);
    background: rgba(67, 97, 238, 0.1);
    color: var(--color-text-secondary);
}

.dropzone.drag-over {
    border-color: var(--color-accent, #1a73e8);
    background: rgba(67, 97, 238, 0.15);
    color: var(--color-text-primary);
}

.dropzone p:first-child {
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--space-xs);
}

.dropzone p:last-child {
    font-size: var(--font-size-xs);
}

.dropzone-spinner {
    width: 24px;
    height: 24px;
    border: 2.5px solid var(--color-border);
    border-top-color: var(--color-primary-light);
    border-radius: 50%;
    margin: 0 auto var(--space-sm);
    animation: spin 0.7s linear infinite;
}

.dropzone-progress {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}


/* Alternate dropzone — same style, different source (e.g. Google Drive) */
.dropzone-alt {
    border: 1px dashed rgba(52, 168, 83, 0.3);
    border-radius: 0;
    padding: var(--space-sm);
    text-align: center;
    color: var(--color-text-muted);
    font-size: var(--font-size-caption, 10px);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    background: rgba(52, 168, 83, 0.04);
    width: 100%;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
    height: calc(var(--grid-cell, 30px) * 1.5);
}

.dropzone-alt:hover {
    border-color: rgba(52, 168, 83, 0.5);
    background: rgba(52, 168, 83, 0.08);
    color: var(--color-text-secondary);
}

/* ---- Image List ---- */

.image-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    margin-top: var(--space-sm);
    max-height: 240px;
    overflow-y: auto;
}

.image-card {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-sm);
    cursor: grab;
    transition: all var(--transition-fast);
    user-select: none;
}

.image-card:hover {
    border-color: var(--color-border);
    box-shadow: var(--shadow-sm);
}

/* Image cards inside popover: translucent */
.step-popover-scroll .image-card {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(0, 0, 0, 0.05);
}

/* Buttons inside popover: translucent */
.step-popover-scroll .btn-secondary {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(0, 0, 0, 0.06);
}

.step-popover-scroll .btn-secondary:hover:not(:disabled) {
    background: rgba(0, 0, 0, 0.04);
}

.image-card.dragging {
    opacity: 0.4;
}

.image-card.drag-target {
    border-color: var(--color-text-secondary);
    background: var(--glow-color, rgba(37, 99, 235, 0.05));
}

.image-card-drag {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    flex-shrink: 0;
    cursor: grab;
    line-height: 1;
}

.image-card-thumb {
    width: 40px;
    height: 40px;
    object-fit: cover;
    border-radius: 4px;
    flex-shrink: 0;
}

.image-card-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.image-card-name {
    font-size: var(--font-size-xs);
    color: var(--color-text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.image-card-pos {
    font-size: 11px;
    color: var(--color-text-muted);
}

.image-card-remove {
    background: none;
    border: none;
    color: var(--color-text-muted);
    font-size: var(--font-size-lg);
    cursor: pointer;
    padding: 0 4px;
    line-height: 1;
    flex-shrink: 0;
}

.image-card-remove:hover {
    color: var(--color-danger);
}


/* ---- Toggle Switch ---- */

.toggle {
    position: relative;
    width: 44px;
    height: 24px;
    cursor: pointer;
}

.toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-track {
    position: absolute;
    inset: 0;
    background: var(--color-border);
    border-radius: var(--radius-full);
    transition: background var(--transition-fast);
}

.toggle input:checked + .toggle-track {
    background: var(--color-primary);
}

.toggle-track::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 18px;
    height: 18px;
    background: #fff;
    border-radius: 50%;
    transition: transform var(--transition-fast);
}

.toggle input:checked + .toggle-track::after {
    transform: translateX(20px);
}

/* ---- Logo Section ---- */

/* Logo detail sections — hidden until logo is loaded */
.logo-detail.hidden {
    display: none;
}

.logo-position-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    width: 100%;
    margin-bottom: 0;
}

.logo-position-btn {
    height: calc(var(--grid-cell, 30px) / 2);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 0;
    background: rgba(0, 0, 0, 0.06);
    cursor: pointer;
    padding: 0;
    transition: all var(--transition-fast);
}

.logo-position-btn:hover {
    border-color: rgba(0, 0, 0, 0.12);
    background: rgba(0, 0, 0, 0.12);
}

.logo-position-btn.active {
    background: rgba(67, 97, 238, 0.2);
    border-color: rgba(67, 97, 238, 0.35);
    box-shadow: 0 0 6px rgba(67, 97, 238, 0.15);
}