/* =============================================
   Upload & Print — Home Page Styles (index.css)
   Extracted from index.html for caching & themes.
   All colors use CSS custom properties from theme.css
   ============================================= */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

button,
a,
.file-upload,
input[type="file"],
select,
.custom-select-trigger,
.pdf-thumbnail,
.nav-item {
    -webkit-tap-highlight-color: transparent;
    cursor: pointer;
}

/* Generic tap/active state filling effect for buttons */
button:active,
a:active,
.file-upload:active,
.nav-item:active {
    opacity: 0.7;
    transform: scale(0.98);
    transition: transform 0.1s ease, opacity 0.1s ease;
}

body {
    font-family: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-950);
    min-height: 100vh;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    line-height: 1.5;
    font-size: 16px;
    min-height: 100dvh;
    min-height: 100vh;
    /* fallback */
}

.container {
    max-width: 720px;
    width: 100%;
    padding: 0 16px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.container.loaded {
    opacity: 1;
}

.card {
    background: var(--glass);
    border-radius: 4px;
    padding: 2rem;
    box-shadow: none;
    border: 1px solid var(--border);
}

/* Compact Header - logo left, help right */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding: 0 4px;
}

.page-header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.page-logo {
    width: 40px;
    height: 40px;
    background: var(--surface-2);
    border: 1px solid var(--border-soft);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.page-logo svg {
    width: 20px;
    height: 20px;
    fill: var(--text-primary);
}

.page-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

/* Legacy header */
.header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.logo {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    box-shadow: 0 10px 40px rgba(99, 102, 241, 0.3);
}

.logo svg {
    width: 32px;
    height: 32px;
    fill: var(--accent-on);
}

h1 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.subtitle {
    color: var(--text-primary);
    font-size: 0.875rem;
}

.form-group {
    margin-bottom: 0.75rem;
}

label {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.4rem;
}

input[type="text"],
input[type="tel"],
input[type="number"],
input[type="password"],
input[type="email"],
select {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

/* Fix option visibility */
option {
    background-color: var(--bg-900);
    color: var(--text-primary);
}

input:focus,
select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: none;
}

input::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
}

.file-upload {
    position: relative;
    border: 1px dashed var(--border-strong);
    border-radius: 4px;
    padding: 1rem 1rem;
    min-height: 80px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--surface-1);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: none;
}

.file-upload:hover {
    border-color: var(--overlay-border-highlight);
    background: var(--overlay-light);
}

.file-upload.dragover {
    border-color: var(--overlay-text-dim);
    background: var(--overlay-light);
    transform: none;
}

.file-upload.has-file {
    border-color: var(--overlay-border-highlight);
    background: var(--overlay-light);
}

.file-upload.has-file .file-upload-text,
.file-upload.has-file .file-types {
    display: none;
}

.file-upload.has-file input[type="file"] {
    pointer-events: none;
}

.file-upload input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
    min-height: 44px;
}

.file-upload-icon {
    display: none;
}

.file-upload-text {
    color: var(--text-primary);
    font-size: 0.85rem;
    line-height: 1.4;
}

.file-upload-text strong {
    color: var(--text-primary);
}

.file-name-wrapper {
    display: none;
    align-items: center;
    gap: 8px;
    margin-top: 0.5rem;
    padding: 6px 12px;
    background: var(--overlay-strong);
    border-radius: 4px;
    max-width: 100%;
}

.file-name-wrapper.visible {
    display: inline-flex;
}

.file-name {
    font-size: 0.8rem;
    color: var(--text-primary);
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 280px;
}

.file-remove-btn {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    border: none;
    background: var(--overlay-extra);
    color: var(--text-primary);
    border-radius: 50%;
    font-size: 12px;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s ease;
    padding: 0;
}

.file-remove-btn:hover {
    background: rgba(255, 80, 80, 0.6);
}

.file-types {
    margin-top: 0.5rem;
    font-size: 0.7rem;
    color: var(--text-secondary);
}

/* Print Options - Bento Box Grid Layout */
.print-options {
    background: transparent;
    border: none;
    margin-bottom: 0.5rem;
    overflow: visible;
}

.options-header {
    padding: 0.4rem 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: default;
    background: transparent;
    border-bottom: none;
    margin-bottom: 0.4rem;
}

.options-title {
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
}

.options-summary {
    display: none;
}

.options-toggle {
    display: none;
}

/* Bento Grid Layout */
.options-grid {
    padding: 0;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: auto auto;
    gap: 8px;
    transition: none;
}

.options-grid.collapsed {
    display: grid;
}

.print-options.expanded .options-grid {
    max-height: none;
    padding: 0;
}

/* Bento Card Styling */
.option-group {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    background: var(--surface-2);
    border: 1px solid var(--border-soft);
    border-radius: 4px;
    padding: 0.5rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    position: relative;
    z-index: 2;
}

.option-group:hover {
    transform: none;
    box-shadow: none;
    border-color: var(--border-strong);
}

/* Color option - Yellow accent */
.option-group:nth-child(1) {
    background: var(--bento-yellow-gradient);
    border-color: var(--bento-yellow-border);
    z-index: 6;
}

/* Sides option - White accent */
.option-group:nth-child(2) {
    background: var(--surface-3);
    z-index: 5;
}

/* Paper size - Orange accent */
.option-group:nth-child(3) {
    background: var(--bento-orange-gradient);
    border-color: var(--bento-orange-border);
    z-index: 4;
}

/* Binding - Green accent */
.option-group:nth-child(4) {
    background: var(--bento-green-gradient);
    border-color: var(--bento-green-border);
    z-index: 3;
}

/* Copies - spans 2 columns */
.option-group:nth-child(5) {
    grid-column: span 2;
    background: var(--surface-2);
}

.option-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.toggle-group {
    display: flex;
    background: var(--bg-950);
    border: 1px solid var(--border-soft);
    border-radius: 4px;
    padding: 2px;
    gap: 2px;
}

.toggle-btn {
    flex: 1;
    padding: 0.5rem 0.25rem;
    border: none;
    background: transparent;
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.2s;
}

.toggle-btn.active {
    background: var(--accent);
    color: var(--accent-on);
    font-weight: 600;
    box-shadow: none;
}

.toggle-btn:hover:not(.active) {
    color: var(--text-primary);
}

/* Disabled duplex button (single page — can't do double-side) */
.toggle-btn.duplex-disabled {
    opacity: 0.3;
    cursor: not-allowed;
    pointer-events: none;
}

/* Compact selects and inputs in bento cards */
.option-group select,
.option-group input[type="number"] {
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
    border-radius: 4px;
}

/* Custom Dropdown */
.custom-select {
    position: relative;
    width: 100%;
}

.custom-select-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
    background: var(--bg-950);
    border: 1px solid var(--border-soft);
    border-radius: 4px;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
    user-select: none;
}

.custom-select-trigger:hover {
    border-color: var(--overlay-border-max);
}

.custom-select.open .custom-select-trigger {
    border-color: var(--accent);
    border-radius: 4px;
}

.custom-select-arrow {
    transition: transform 0.25s ease;
    opacity: 0.5;
    flex-shrink: 0;
}

.custom-select.open .custom-select-arrow {
    transform: rotate(180deg);
    opacity: 0.8;
}

.custom-select-options {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-950);
    border: 1px solid var(--border-soft);
    border-top: none;
    border-radius: 4px;
    overflow: hidden;
    z-index: 50;
    opacity: 0;
    transform: translateY(-8px);
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.custom-select.open .custom-select-options {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.custom-select-option {
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
    cursor: pointer;
    transition: background 0.15s ease;
    color: var(--text-secondary);
}

.custom-select-option:hover {
    background: var(--overlay-medium);
    color: var(--text-primary);
}

.custom-select-option.selected {
    background: var(--overlay-strong);
    color: var(--text-primary);
    font-weight: 500;
}

/* Price Display - CRED-inspired premium */
.price-display {
    background: var(--overlay-light);
    border: 1px solid var(--overlay-border-soft);
    border-radius: 4px;
    padding: 1rem 1.25rem;
    margin-bottom: 0.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.price-display::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 200%;
    height: 100%;
    background: linear-gradient(90deg, transparent, var(--overlay-light), transparent);
    animation: priceShimmer 4s ease-in-out infinite;
}

@keyframes priceShimmer {
    0%,
    100% {
        transform: translateX(-50%);
    }
    50% {
        transform: translateX(50%);
    }
}

.price-label {
    font-size: 0.7rem;
    color: var(--overlay-text-medium);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-weight: 600;
    margin-bottom: 0.35rem;
}

.price-amount {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
    transition: all 0.3s ease;
}

.price-breakdown {
    font-size: 0.75rem;
    color: var(--overlay-text-medium);
    margin-top: 0.5rem;
    font-weight: 400;
    letter-spacing: 0.02em;
}

.price-warning {
    background: var(--price-warn-bg);
    color: var(--price-warn-color);
    font-size: 0.65rem;
    padding: 0.5rem 0.75rem;
    border-radius: 4px;
    margin-top: 0.6rem;
    border: 1px solid var(--price-warn-border);
    letter-spacing: 0.01em;
}

.price-warning.info-message {
    background: rgba(59, 130, 246, 0.1);
    color: rgba(147, 197, 253, 0.95);
    border-color: rgba(59, 130, 246, 0.25);
    font-size: 0.7rem;
    text-align: center;
}

/* Copies Control */
.copies-control {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--surface-2);
    border: 1px solid var(--border-soft);
    border-radius: 4px;
    overflow: hidden;
    width: 100%;
    max-width: 280px;
    margin: 0 auto;
    height: 48px;
    box-shadow: none;
}

.copies-btn {
    width: 56px;
    height: 100%;
    border: none;
    background: var(--surface-3);
    color: var(--text-primary);
    font-size: 1.3rem;
    font-weight: 400;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.copies-btn.minus {
    border-radius: 4px;
}

.copies-btn.plus {
    border-radius: 4px;
}

.copies-btn:hover {
    background: var(--border-strong);
}

.copies-btn:active {
    background: var(--primary);
    color: var(--accent-on);
}

.copies-control input[type="number"] {
    flex: 1;
    text-align: center;
    border: none;
    background: transparent;
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 600;
    padding: 0;
    appearance: textfield;
    -moz-appearance: textfield;
}

.copies-control input[type="number"]::-webkit-outer-spin-button,
.copies-control input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

/* PDF Preview Section */
.pdf-preview-section {
    display: none;
    margin-bottom: 1.25rem;
}

.pdf-preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.pdf-preview-title {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--overlay-text-bright);
    letter-spacing: 0.5px;
}
.pdf-preview-title span {
    color: var(--overlay-text-max);
    font-weight: 700;
}

.pdf-preview-actions {
    display: flex;
    gap: 0.4rem;
}

.pdf-action-btn {
    padding: 0.35rem 0.7rem;
    background: transparent;
    border: 1px solid var(--overlay-border-medium);
    border-radius: 4px;
    color: var(--overlay-text-medium);
    font-size: 0.7rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    font-family: inherit;
}

.pdf-action-btn:hover {
    border-color: var(--overlay-border-max);
    color: var(--overlay-text-max);
}

.pdf-thumbnail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(96px, 1fr));
    gap: 8px;
    max-height: 280px;
    overflow-y: auto;
    background: var(--overlay-light);
    border: 1px solid var(--overlay-border-dim);
    border-radius: 8px;
    padding: 8px;
    scrollbar-width: thin;
    scrollbar-color: var(--scrollbar-thumb) transparent;
}
.pdf-thumbnail-grid::-webkit-scrollbar {
    width: 4px;
}
.pdf-thumbnail-grid::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 2px;
}

.pdf-thumbnail {
    position: relative;
    border-radius: 6px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid var(--overlay-border-soft);
    transition: all 0.2s ease;
    background: var(--thumb-bg);
}
.pdf-thumbnail::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--dark-overlay-strong);
    transition: opacity 0.2s ease;
    pointer-events: none;
}
.pdf-thumbnail.selected::after {
    opacity: 0;
}
.pdf-thumbnail.selected {
    border-color: var(--text-primary);
}
.pdf-thumbnail:hover {
    border-color: var(--overlay-border-max);
}

.pdf-thumbnail canvas {
    width: 100%;
    height: auto;
    display: block;
}

.pdf-page-label {
    position: absolute;
    bottom: 4px;
    right: 4px;
    background: var(--thumb-label-bg);
    color: rgba(255, 255, 255, 0.95);
    font-size: 0.6rem;
    font-weight: 600;
    padding: 1px 5px;
    border-radius: 3px;
    z-index: 2;
}

/* Custom check indicator */
.pdf-check-indicator {
    position: absolute;
    top: 5px;
    left: 5px;
    width: 20px;
    height: 20px;
    border-radius: 4px;
    border: 2px solid var(--thumb-check-border);
    background: var(--thumb-check-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    transition: all 0.15s ease;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}
.pdf-check-indicator svg {
    width: 13px;
    height: 13px;
    color: transparent;
    transition: color 0.15s ease;
}
.pdf-thumbnail.selected .pdf-check-indicator {
    background: var(--check-green);
    border-color: var(--check-green);
    box-shadow: 0 1px 4px rgba(34,197,94,0.4);
}
.pdf-thumbnail.selected .pdf-check-indicator svg {
    color: #fff;
}

.pdf-rotate-btn {
    position: absolute;
    top: 5px;
    right: 5px;
    background: var(--thumb-rotate-bg);
    border: 1.5px solid var(--thumb-rotate-border);
    color: #fff;
    width: 24px;
    height: 24px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 0.75rem;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s ease;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}
.pdf-rotate-btn:hover {
    background: var(--dark-overlay-max);
    color: #fff;
    transform: scale(1.05);
}

/* Fade-in when each thumbnail appears in the grid */
.pdf-thumbnail-loaded {
    animation: thumbFadeIn 0.2s ease both;
}
@keyframes thumbFadeIn {
    from { opacity: 0; transform: scale(0.95); }
    to   { opacity: 1; transform: scale(1); }
}

/* Skeleton loading placeholder for thumbnails */
.pdf-thumbnail-skeleton {
    border-radius: 6px;
    background-color: var(--surface-2);
    border: 2px solid var(--overlay-border-soft);
    aspect-ratio: 210 / 297; /* A4 ratio */
    position: relative;
    overflow: hidden;
    /* Document-like content lines using stacked gradients */
    background-image:
        /* Header bar — wider, thicker */
        linear-gradient(var(--border-soft) 100%, transparent 0),
        /* Text lines — varying widths to mimic real content */
        linear-gradient(var(--border-soft) 100%, transparent 0),
        linear-gradient(var(--border-soft) 100%, transparent 0),
        linear-gradient(var(--border-soft) 100%, transparent 0),
        linear-gradient(var(--border-soft) 100%, transparent 0),
        /* Gap then more lines */
        linear-gradient(var(--border-soft) 100%, transparent 0),
        linear-gradient(var(--border-soft) 100%, transparent 0),
        linear-gradient(var(--border-soft) 100%, transparent 0),
        linear-gradient(var(--border-soft) 100%, transparent 0);
    background-repeat: no-repeat;
    background-size:
        65% 5%,    /* header */
        90% 3%,    /* line 1 */
        75% 3%,    /* line 2 */
        85% 3%,    /* line 3 */
        60% 3%,    /* line 4 (shorter) */
        90% 3%,    /* line 5 */
        80% 3%,    /* line 6 */
        70% 3%,    /* line 7 */
        45% 3%;    /* line 8 (shortest — end of paragraph) */
    background-position:
        12% 10%,   /* header */
        12% 24%,   /* line 1 */
        12% 31%,   /* line 2 */
        12% 38%,   /* line 3 */
        12% 45%,   /* line 4 */
        12% 56%,   /* line 5 — after gap */
        12% 63%,   /* line 6 */
        12% 70%,   /* line 7 */
        12% 77%;   /* line 8 */
}
/* Shimmer sweep overlay */
.pdf-thumbnail-skeleton::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        90deg,
        transparent 0%,
        var(--overlay-light) 35%,
        var(--overlay-medium) 50%,
        var(--overlay-light) 65%,
        transparent 100%
    );
    animation: skeletonPulse 1.6s ease-in-out infinite;
}
@keyframes skeletonPulse {
    0%   { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.page-range-input {
    margin-top: 0.6rem;
}
.page-range-input input {
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    letter-spacing: 0.5px;
    font-size: 0.8rem;
    background: var(--overlay-light);
    border: 1px solid var(--overlay-border-medium);
    color: var(--overlay-text-full);
    padding: 8px 12px;
    border-radius: 4px;
    width: 100%;
    box-sizing: border-box;
    transition: border-color 0.15s ease;
}
.page-range-input input::placeholder {
    color: var(--overlay-text-dim);
    font-family: inherit;
}
.page-range-input input:focus {
    outline: none;
    border-color: var(--overlay-border-max);
}

/* Submit Button — CRED sharp style */
.submit-btn {
    width: 100%;
    padding: 0.9rem 1.25rem;
    background: var(--overlay-medium);
    border: 1px solid var(--overlay-border-medium);
    border-radius: 4px;
    color: var(--overlay-text-full);
    font-size: 0.85rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.15s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    font-family: inherit;
}

.submit-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.submit-btn:hover:not(:disabled) {
    background: var(--overlay-strong);
    border-color: var(--overlay-border-max);
    color: var(--text-primary);
    transform: translateY(-1px);
}

.submit-btn:hover:not(:disabled)::before {
    opacity: 0;
}

.submit-btn:active:not(:disabled) {
    transform: translateY(0);
}

.submit-btn:disabled {
    opacity: 0.2;
    cursor: not-allowed;
}

.submit-btn .btn-icon {
    font-size: 1.1rem;
    line-height: 1;
}

/* Add to Cart — accent */
#submitBtn {
    background: var(--accent);
    border-color: transparent;
    color: var(--accent-on);
    font-weight: 700;
}

#submitBtn:hover:not(:disabled) {
    background: var(--accent-hover);
    border-color: transparent;
    color: var(--accent-on);
}

#submitBtn:active:not(:disabled) {
    background: var(--accent-active);
}

#submitBtn.btn-add-file {
    background: var(--accent);
}

#submitBtn.btn-add-file:hover:not(:disabled) {
    background: var(--accent-hover);
}

/* Button text morph animation */
.submit-btn.btn-morph-out {
    animation: btnMorphOut 0.2s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.submit-btn.btn-morph-in {
    animation: btnMorphIn 0.25s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes btnMorphOut {
    0% { transform: scale(1); opacity: 1; }
    100% { transform: scale(0.92); opacity: 0; }
}

@keyframes btnMorphIn {
    0% { transform: scale(0.92); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

.progress-container {
    display: none;
    margin-top: 1rem;
}

.progress-bar {
    height: 4px;
    background: var(--bg-dark);
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 4px;
    width: 0%;
    transition: width 0.3s ease;
}

.progress-text {
    margin-top: 0.4rem;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.result {
    display: none;
    text-align: center;
    padding: 2rem 1.5rem;
    background: var(--bg-950);
    min-height: 100vh;
    min-height: 100dvh;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.result[style*="display: block"],
.result[style*="display:block"] {
    display: flex !important;
}

/* CRED-style Success Page */
.success-container {
    animation: successFadeIn 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes successFadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Animated Checkmark Ring */
.success-check-ring {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
}

.success-checkmark {
    width: 80px;
    height: 80px;
}

.success-check-circle {
    stroke-dasharray: 166;
    stroke-dashoffset: 166;
    stroke-width: 2;
    stroke-miterlimit: 10;
    stroke: rgba(34, 197, 94, 0.4);
    animation: checkCircle 0.6s cubic-bezier(0.65, 0, 0.45, 1) forwards;
}

.success-check-path {
    stroke-dasharray: 48;
    stroke-dashoffset: 48;
    stroke: var(--check-green);
    stroke-width: 3;
    stroke-linecap: round;
    animation: checkStroke 0.35s cubic-bezier(0.65, 0, 0.45, 1) 0.5s forwards;
}

@keyframes checkCircle { to { stroke-dashoffset: 0; } }
@keyframes checkStroke { to { stroke-dashoffset: 0; } }

/* Verify spinner */
.verify-spinner {
    width: 60px;
    height: 60px;
    margin: 10px auto;
    border: 4px solid var(--spinner-track);
    border-top: 4px solid var(--check-green);
    border-radius: 50%;
    animation: verifySpin 0.8s linear infinite;
}
@keyframes verifySpin { to { transform: rotate(360deg); } }

/* Title */
.success-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    letter-spacing: -0.02em;
}

.success-subtitle {
    font-size: 0.8rem;
    color: var(--overlay-text-bright);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 1rem;
}

/* CRED-style Ticket Card */
.success-ticket-card {
    background: var(--overlay-light);
    border: 1px solid var(--overlay-border-strong);
    border-radius: 4px;
    padding: 1.25rem 2rem;
    display: inline-block;
    margin: 0.5rem auto;
    position: relative;
    animation: ticketPulse 2s ease-in-out infinite;
}

@keyframes ticketPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(128, 128, 128, 0.05); }
    50% { box-shadow: 0 0 20px 4px rgba(128, 128, 128, 0.04); }
}

.success-ticket-num {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: 0.1em;
    font-variant-numeric: tabular-nums;
}

.success-hint {
    color: var(--overlay-text-bright);
    font-size: 0.85rem;
    margin-top: 0.75rem;
    font-weight: 400;
}

/* Amount Bar */
.success-amount-bar {
    background: var(--overlay-light);
    border: 1px solid var(--overlay-border-medium);
    border-radius: 4px;
    padding: 0.85rem 1.25rem;
    margin: 1.25rem auto;
    max-width: 280px;
    font-size: 0.95rem;
    color: var(--overlay-text-strong);
}

.success-amount-bar strong {
    color: var(--text-primary);
    font-weight: 700;
}

.success-ready {
    color: var(--overlay-text-bright);
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
}

/* Upload Another Button */
.success-new-btn {
    padding: 0.85rem 2rem;
    background: var(--accent);
    border: none;
    border-radius: 4px;
    color: var(--accent-on);
    font-size: 0.8rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.15s ease;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    font-family: inherit;
}

.success-new-btn:hover {
    background: var(--accent-hover);
    color: var(--accent-on);
    transform: translateY(-1px);
}

.result.success .result-icon,
.result.error .result-icon {
    display: none;
}

.error-message {
    background: var(--error-bg);
    border: 1px solid var(--error-border);
    border-radius: 4px;
    padding: 0.75rem;
    color: var(--error-color);
    font-size: 0.8rem;
    margin-top: 0.75rem;
    display: none;
}

.footer {
    text-align: center;
    margin-top: 1.25rem;
    padding-top: 0.75rem;
    color: var(--overlay-text-dim);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    font-weight: 500;
}

.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

/* =============================================
   CRED-Style Mobile Responsive
   ============================================= */

@media (max-width: 600px) {
    body {
        padding: 0;
        padding-bottom: 120px;
        align-items: flex-start;
        background: var(--bg-950);
    }

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

    .card {
        padding: 16px;
        border-radius: 0;
        border: none;
        background: var(--bg-950);
    }

    .page-header {
        margin-bottom: 16px;
        padding: 12px 0;
    }

    .page-logo {
        width: 36px;
        height: 36px;
    }

    .page-title {
        font-size: 16px;
    }

    .user-btn {
        padding: 6px 12px;
        font-size: 0.75rem;
    }

    .user-avatar {
        width: 28px;
        height: 28px;
        font-size: 0.65rem;
    }

    .file-upload {
        padding: 20px 16px;
        min-height: 90px;
        border-radius: 4px;
        border-width: 1px;
    }

    .file-upload-icon {
        width: 28px;
        height: 28px;
    }

    .file-upload-text {
        font-size: 0.85rem;
    }

    .file-types {
        font-size: 0.7rem;
    }

    .options-header {
        margin-bottom: 8px;
    }

    .options-title {
        font-size: 0.85rem;
    }

    .options-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .option-group {
        padding: 10px;
        border-radius: 4px;
    }

    .option-group:nth-child(5) {
        grid-column: span 2;
    }

    .option-label {
        font-size: 0.65rem;
        margin-bottom: 4px;
    }

    .toggle-btn {
        padding: 10px 6px;
        font-size: 0.8rem;
        min-height: 40px;
    }

    .toggle-group {
        border-radius: 4px;
        padding: 3px;
        gap: 3px;
    }

    .toggle-btn.active {
        border-radius: 4px;
    }

    .copies-control {
        max-width: 100%;
        height: 48px;
    }

    .copies-btn {
        width: 52px;
        font-size: 1.2rem;
    }

    .copies-control input[type="number"] {
        font-size: 1.1rem;
    }

    .option-group select {
        padding: 10px 12px;
        font-size: 0.85rem;
        min-height: 40px;
        border-radius: 4px;
    }

    /* Skeleton loading placeholder — compact on mobile */
    .pdf-thumbnail-skeleton {
        aspect-ratio: 3 / 4;
        background-size:
            60% 6%,    /* header */
            85% 4%,    /* line 1 */
            70% 4%,    /* line 2 */
            80% 4%,    /* line 3 */
            55% 4%,    /* line 4 */
            85% 4%,    /* line 5 */
            75% 4%,    /* line 6 */
            65% 4%,    /* line 7 */
            40% 4%;    /* line 8 */
    }

    .price-display {
        padding: 0.85rem;
        border-radius: 4px;
        margin-bottom: 8px;
    }

    .price-label {
        font-size: 0.6rem;
        letter-spacing: 0.18em;
    }

    .price-amount {
        font-size: 2rem;
        font-weight: 800;
        letter-spacing: -0.02em;
    }

    .price-breakdown {
        font-size: 0.7rem;
    }

    .form-group {
        margin-bottom: 10px;
    }

    label {
        font-size: 0.8rem;
        margin-bottom: 6px;
    }

    input[type="text"],
    input[type="tel"],
    input[type="email"],
    input[type="password"],
    input[type="number"] {
        padding: 14px 14px;
        font-size: 16px;
        border-radius: 4px;
        min-height: 48px;
    }

    select {
        padding: 14px;
        font-size: 16px;
        border-radius: 4px;
        min-height: 48px;
    }

    .two-col {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .pdf-thumbnail-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 6px;
        padding: 6px;
        max-height: 240px;
    }

    .pdf-preview-header {
        flex-wrap: wrap;
        gap: 6px;
    }

    .pdf-preview-title {
        font-size: 0.75rem;
        width: 100%;
    }

    .pdf-preview-actions {
        width: 100%;
    }

    .pdf-action-btn {
        padding: 6px 10px;
        font-size: 0.65rem;
        min-height: 32px;
        flex: 1;
    }

    .pdf-check-indicator {
        width: 16px;
        height: 16px;
        top: 3px;
        left: 3px;
    }
    .pdf-check-indicator svg {
        width: 10px;
        height: 10px;
    }

    .pdf-rotate-btn {
        width: 20px;
        height: 20px;
        top: 3px;
        right: 3px;
        font-size: 0.6rem;
    }

    .pdf-page-label {
        font-size: 0.5rem;
        padding: 1px 4px;
        bottom: 2px;
        right: 2px;
    }

    .page-range-input {
        margin-top: 8px;
    }
    .page-range-input input {
        font-size: 14px !important;
        padding: 10px 12px !important;
    }

    .cart-container {
        margin-bottom: 4px;
    }

    .cart-list {
        padding: 4px 12px 6px 12px;
        margin: 0 -12px;
        gap: 8px;
    }

    .cart-item {
        flex: 0 0 88%;
        height: 130px;
        border-radius: 4px;
    }

    .cart-item-preview {
        height: 72px;
    }

    .cart-item-details {
        padding: 8px 10px;
    }

    .cart-item-name {
        font-size: 0.85rem;
    }

    .cart-item-price {
        font-size: 0.9rem;
    }

    .form-actions {
        gap: 10px !important;
        margin-top: 12px !important;
    }

    .submit-btn {
        padding: 14px;
        font-size: 0.85rem;
        border-radius: 4px;
        min-height: 50px;
        font-weight: 700;
    }

    .ticket-number {
        font-size: 1.5rem;
        padding: 10px 20px;
    }

    .result {
        padding: 20px 16px;
        border: none;
        background: var(--bg-950);
        margin: -16px;
        margin-top: -20px;
    }

    .bottom-nav {
        bottom: calc(12px + env(safe-area-inset-bottom, 0px));
        padding: 6px 10px;
        border-radius: 22px;
    }

    .nav-item {
        width: 44px;
        height: 38px;
        border-radius: 14px;
    }

    .nav-item.active {
        padding: 0 16px;
    }

    .nav-item svg {
        width: 20px;
        height: 20px;
    }

    .progress-container {
        margin-top: 12px;
    }

    .progress-text {
        font-size: 0.8rem;
    }

    .error-message {
        padding: 12px;
        font-size: 0.8rem;
        border-radius: 4px;
    }

    .footer {
        font-size: 0.7rem;
        padding-top: 12px;
        margin-top: 12px;
    }

    .user-dropdown-menu {
        min-width: 160px;
        border-radius: 4px;
    }

    .user-dropdown-item {
        padding: 12px 14px;
        font-size: 0.85rem;
        min-height: 44px;
        display: flex;
        align-items: center;
    }
}

/* Extra small screens */
@media (max-width: 374px) {
    .container {
        padding: 0 8px;
    }

    .card {
        padding: 12px;
    }

    .options-grid {
        gap: 6px;
    }

    .option-group {
        padding: 8px;
    }

    .toggle-btn {
        padding: 8px 4px;
        font-size: 0.75rem;
    }

    .price-amount {
        font-size: 1.5rem;
    }

    .submit-btn {
        padding: 12px;
        font-size: 0.95rem;
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.loading {
    animation: pulse 1.5s infinite;
}

/* User Auth Section */
.user-section {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 0.75rem;
}

.user-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-secondary);
    font-size: 0.8rem;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s ease;
}

.user-btn:hover {
    border-color: var(--primary);
    color: var(--primary-light);
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--avatar-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    color: white;
    font-weight: 700;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    box-shadow: var(--avatar-shadow);
}

.user-dropdown {
    position: relative;
}

.user-dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 0.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 0.5rem;
    min-width: 180px;
    box-shadow: var(--shadow);
    display: none;
    z-index: 100;
}

.user-dropdown.open .user-dropdown-menu {
    display: block;
}

.user-dropdown-item {
    display: block;
    padding: 0.6rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    border-radius: 4px;
    transition: all 0.2s;
}

.user-dropdown-item:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.user-dropdown-item.logout {
    color: var(--error-color);
}

.user-dropdown-item.logout:hover {
    background: var(--error-bg);
}

/* Theme toggle item */
.user-dropdown-item.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    cursor: pointer;
}

/* CSS Toggle Switch */
.theme-switch {
    flex-shrink: 0;
}

.theme-switch-track {
    width: 40px;
    height: 22px;
    background: var(--border-strong);
    border: 1px solid var(--overlay-border-strong);
    border-radius: 11px;
    position: relative;
    transition: all 0.25s ease;
}

.theme-switch-track.active {
    background: var(--accent);
    border-color: var(--accent);
}

.theme-switch-thumb {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 16px;
    height: 16px;
    background: var(--bg-950);
    border-radius: 50%;
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.theme-switch-track.active .theme-switch-thumb {
    transform: translateX(18px);
    background: var(--accent-on);
}

/* Checkout Pay Button — always visible in both themes */
.checkout-pay-btn {
    background: var(--overlay-extra) !important;
    border: 1px solid var(--overlay-border-max) !important;
    color: var(--text-primary) !important;
}

.checkout-pay-btn:hover:not(:disabled) {
    background: var(--overlay-strong) !important;
    border-color: var(--text-primary) !important;
    color: var(--text-primary) !important;
}

/* Hide bottom nav when not authenticated */
body:not(.is-authenticated) .bottom-nav {
    display: none !important;
}

/* Floating Bottom Navigation Bar — Glassmorphism */
.bottom-nav {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(7px);
    -webkit-backdrop-filter: blur(7px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 22px;
    padding: 8px 12px;
    display: flex;
    gap: 8px;
    z-index: 1000;
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.5),
        inset 0 -1px 0 rgba(255, 255, 255, 0.1),
        inset 0 0 16px 8px rgba(255, 255, 255, 0.08);
}

/* Light mode: slightly more opaque glass */
[data-theme="light"] .bottom-nav {
    background: rgba(255, 255, 255, 0.35);
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.8),
        inset 0 -1px 0 rgba(255, 255, 255, 0.2),
        inset 0 0 16px 8px rgba(255, 255, 255, 0.15);
}

/* Top edge shine */
.bottom-nav::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.8), transparent);
    border-radius: 22px 22px 0 0;
    pointer-events: none;
}

.nav-item {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 40px;
    border-radius: 14px;
    color: var(--nav-inactive);
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.nav-item:hover {
    color: var(--text-primary);
    background: var(--overlay-medium);
}

.nav-item.active {
    background: var(--accent);
    color: var(--accent-on);
    padding: 0 20px;
    width: auto;
}

.nav-item svg {
    width: 22px;
    height: 22px;
    fill: currentColor;
}

/* Add padding at bottom for nav */
body {
    padding-bottom: 100px;
}

/* Cart Styles */
.cart-container {
    margin-top: 0.75rem;
    margin-bottom: 0.25rem;
    background: transparent;
    border: none;
    overflow: visible;
    display: none;
}

.cart-header {
    display: none;
}

.cart-list {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding: 4px 20px 8px 20px;
    margin: 0 -20px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.cart-list::-webkit-scrollbar {
    display: none;
}

.cart-item {
    flex: 0 0 85%;
    scroll-snap-align: center;
    background: var(--surface-2);
    border: 1px solid var(--border-soft);
    border-radius: 4px;
    padding: 0;
    position: relative;
    overflow: hidden;
    flex-direction: column;
    align-items: stretch;
    height: 140px;
    box-shadow: var(--shadow-light);
}

.cart-item-preview {
    height: 80px;
    width: 100%;
    background: var(--cart-preview-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.cart-item-preview img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: var(--cart-preview-img-bg);
}

.cart-item-preview.pdf-icon {
    background: var(--cart-pdf-bg);
    color: #ef4444;
    font-size: 2rem;
    flex-direction: column;
    gap: 4px;
}

.cart-item-preview.pdf-icon span {
    font-size: 0.7rem;
    color: var(--cart-pdf-label);
    font-weight: 500;
}

.cart-item-details {
    padding: 8px 12px;
    background: var(--surface-3);
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.cart-item-info {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.cart-item-name {
    font-size: 0.9rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-primary);
}

.cart-item-specs {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.cart-item-price {
    font-weight: 700;
    color: var(--primary-light);
    font-size: 1rem;
}

.cart-item-remove {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--dark-overlay-medium);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
    z-index: 10;
}

/* Pagination Dots */
.cart-pagination {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-top: -2px;
    margin-bottom: 4px;
}

.cart-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--cart-dot-inactive);
    transition: all 0.2s;
}

.cart-dot.active {
    background: var(--text-primary);
    width: 16px;
    border-radius: 10px;
}

/* Floating Checkout Bar */
.checkout-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--checkout-bg);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--border);
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 2000;
    box-shadow: var(--shadow-heavy);
    transform: translateY(120%);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.checkout-bar.visible {
    transform: translateY(0);
}

.checkout-info {
    display: flex;
    flex-direction: column;
}

.checkout-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 2px;
}

.checkout-amount {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-light);
}

.checkout-btn {
    background: var(--accent);
    color: var(--accent-on);
    font-weight: 700;
    padding: 0.8rem 2rem;
    border-radius: 4px;
    border: none;
    cursor: pointer;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.15s ease;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    font-family: inherit;
}

.checkout-btn:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

/* Shop Closed Banner */
.shop-closed-banner {
    display: none;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
    background: var(--shop-closed-bg);
    border: 1px solid var(--shop-closed-border);
    border-radius: 14px;
    padding: 1.75rem 1.5rem;
    text-align: center;
    width: calc(100% - 3rem);
    max-width: 280px;
    box-sizing: border-box;
}

.shop-closed-banner.visible {
    display: block;
    animation: bannerIn 0.3s ease-out;
}

@keyframes bannerIn {
    from { opacity: 0; transform: translate(-50%, -50%) scale(0.96); }
    to { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}

.shop-closed-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--error-accent);
    letter-spacing: -0.02em;
}

.shop-closed-divider {
    width: 24px;
    height: 1.5px;
    background: var(--error-divider);
    margin: 0.6rem auto;
    border-radius: 1px;
}

.shop-closed-message {
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* Dim form when shop closed */
body.shop-closed .card {
    position: relative;
}

body.shop-closed #form {
    opacity: 0.12;
    pointer-events: none;
    filter: grayscale(0.8);
    transition: opacity 0.3s ease, filter 0.3s ease;
}

body.shop-closed .checkout-bar {
    display: none !important;
}

/* Nav indicator (swipe-nav) */
.nav-indicator {
    position: absolute;
    background: var(--accent);
    border-radius: 14px;
    transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1), width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 0;
    pointer-events: none;
}
.nav-item { position: relative; z-index: 1; }

/* =============================================
   UX ENHANCEMENTS — Added 2026-04-09
   Loading Skeletons, Error States, Mobile Touch,
   Upload Flow Feedback
   ============================================= */

/* --- Loading Skeleton Shimmer --- */
@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.skeleton-pulse {
    position: relative;
    overflow: hidden;
    pointer-events: none;
}

.skeleton-pulse::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        90deg,
        transparent 0%,
        var(--overlay-light) 40%,
        var(--overlay-medium) 50%,
        var(--overlay-light) 60%,
        transparent 100%
    );
    background-size: 200% 100%;
    animation: shimmer 1.8s ease-in-out infinite;
    border-radius: inherit;
    z-index: 5;
}

/* PDF preview loading — handled by skeleton cards in pdf-preview.js */

/* File upload zone skeleton while processing */
.file-upload.processing {
    position: relative;
}

.file-upload.processing::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        90deg,
        transparent 0%,
        var(--overlay-light) 40%,
        var(--overlay-medium) 50%,
        var(--overlay-light) 60%,
        transparent 100%
    );
    background-size: 200% 100%;
    animation: shimmer 1.8s ease-in-out infinite;
    border-radius: inherit;
    z-index: 3;
    pointer-events: none;
}

/* --- Enhanced Error Messages --- */
.error-message {
    background: var(--error-bg);
    border: 1px solid var(--error-border);
    border-radius: 8px;
    padding: 0.85rem 1rem;
    padding-left: 2.5rem;
    color: var(--error-color);
    font-size: 0.82rem;
    margin-top: 0.75rem;
    display: none;
    position: relative;
    animation: errorSlideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    line-height: 1.4;
}

/* Error icon */
.error-message::before {
    content: '⚠';
    position: absolute;
    left: 0.85rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1rem;
    line-height: 1;
}

/* Dismiss tap area */
.error-message::after {
    content: '✕';
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.7rem;
    opacity: 0.5;
    cursor: pointer;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

@keyframes errorSlideIn {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Auto-fade class applied by JS after timeout */
.error-message.fading {
    animation: errorFadeOut 0.4s ease forwards;
}

@keyframes errorFadeOut {
    from { opacity: 1; transform: translateY(0); }
    to { opacity: 0; transform: translateY(-8px); }
}

/* --- Upload Progress Pulsing Dots --- */
.progress-text .dots::after {
    content: '';
    animation: progressDots 1.5s steps(4, end) infinite;
}

@keyframes progressDots {
    0% { content: ''; }
    25% { content: '.'; }
    50% { content: '..'; }
    75% { content: '...'; }
}

/* Progress bar stages */
.progress-container.active {
    display: block;
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Progress text enhancement */
.progress-text {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

/* File size warning badge (>50MB) */
.file-size-warning {
    display: inline-block;
    font-size: 0.65rem;
    color: var(--price-warn-color);
    background: var(--price-warn-bg);
    border: 1px solid var(--price-warn-border);
    padding: 2px 8px;
    border-radius: 4px;
    margin-top: 4px;
    animation: fadeIn 0.3s ease;
}

/* --- Mobile Touch Target Enforcement --- */
@media (max-width: 600px) {

    /* Better file name overflow */
    .file-name {
        max-width: calc(100vw - 120px);
    }

    /* Safe area padding for notched phones */
    .pay-action,
    .form-actions {
        padding-bottom: env(safe-area-inset-bottom, 0px);
    }

    /* Better submit/checkout button on mobile */
    .submit-btn,
    .checkout-pay-btn {
        min-height: 52px;
        font-size: 0.88rem;
        border-radius: 8px;
        letter-spacing: 1.2px;
    }

    /* Error message mobile */
    .error-message {
        padding: 1rem 1rem 1rem 2.5rem;
        font-size: 0.82rem;
        border-radius: 8px;
    }

    /* Cart item sizing — ensure no clip */
    .cart-item {
        flex: 0 0 min(88%, calc(100vw - 64px));
    }

    /* Bottom nav safe area */
    .bottom-nav {
        bottom: calc(12px + env(safe-area-inset-bottom, 0px));
    }

    body {
        padding-bottom: calc(100px + env(safe-area-inset-bottom, 0px));
    }

    /* File upload zone larger touch area */
    .file-upload {
        min-height: 100px;
        padding: 24px 16px;
    }

    /* Remove button bigger touch target */
    .file-remove-btn {
        width: 28px;
        height: 28px;
        font-size: 14px;
    }

    .cart-item-remove {
        width: 32px;
        height: 32px;
    }
}

/* Extra small screens */
@media (max-width: 374px) {
    .submit-btn,
    .checkout-pay-btn {
        min-height: 48px;
    }

    .file-name {
        max-width: calc(100vw - 100px);
        font-size: 0.72rem;
    }
}

/* --- Smooth form reset after add-to-cart --- */
.file-upload.reset-flash {
    animation: formResetFlash 0.5s ease;
}

@keyframes formResetFlash {
    0% { background: var(--overlay-light); }
    50% { background: rgba(34, 197, 94, 0.08); border-color: rgba(34, 197, 94, 0.3); }
    100% { background: var(--surface-1); }
}

/* --- Button loading state --- */
.submit-btn.btn-loading {
    position: relative;
    pointer-events: none;
    color: transparent !important;
    font-size: 0 !important;
}

.submit-btn.btn-loading svg {
    display: none;
}

.submit-btn.btn-loading::after {
    content: '';
    position: absolute;
    inset: 0;
    margin: auto;
    width: 20px;
    height: 20px;
    border: 2px solid var(--accent-on);
    border-top-color: transparent;
    border-radius: 50%;
    animation: btnSpin 0.6s linear infinite;
}

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

/* Checkout button loading */
.checkout-pay-btn.btn-loading::after {
    border-color: var(--text-primary);
    border-top-color: transparent;
}