/* View Toggle Bar */
.view-toggle-bar {
    margin-bottom: 40px;
    display: flex;
    justify-content: center;
    gap: 15px;
}

.view-toggle-btn {
    background-color: var(--surface-color);
    color: var(--text-secondary);
    border: 1px solid var(--surface-light);
    padding: 10px 24px;
    border-radius: 30px;
    cursor: pointer;
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.view-toggle-btn:hover {
    color: var(--text-primary);
    border-color: var(--primary-color);
}

.view-toggle-btn.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    box-shadow: 0 4px 15px rgba(211, 47, 47, 0.4);
}

/* 3D Flipbook Container */
.flipbook-container {
    max-width: 960px;
    margin: 0 auto;
    perspective: 2000px;
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.flipbook-container.hidden,
.grid-view-container.hidden {
    display: none;
}

.flipbook-wrapper {
    position: relative;
    width: 100%;
    height: 540px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.flipbook {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    transform-style: preserve-3d;
}

.fb-page {
    position: absolute;
    width: 50%;
    height: 100%;
    top: 0;
    background-color: #1a1717;
    border: 1px solid rgba(229, 179, 118, 0.2);
    box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.8), 0 10px 25px rgba(0, 0, 0, 0.6);
    transform-origin: left center;
    transition: transform 0.8s cubic-bezier(0.645, 0.045, 0.355, 1), opacity 0.4s ease;
    backface-visibility: hidden;
    overflow: hidden;
    display: none;
    padding: 35px 30px;
    box-sizing: border-box;
}

.fb-page.visible {
    display: block;
}

/* Desktop 2-page spread positioning */
.fb-page.left-spread {
    left: 0;
    border-radius: 8px 0 0 8px;
    border-right: none;
    background: linear-gradient(to right, #1f1b1b, #151212);
    box-shadow: inset -15px 0 25px rgba(0, 0, 0, 0.7), -10px 10px 30px rgba(0, 0, 0, 0.6);
}

.fb-page.right-spread {
    left: 50%;
    border-radius: 0 8px 8px 0;
    border-left: 1px solid rgba(0, 0, 0, 0.5);
    background: linear-gradient(to left, #1f1b1b, #151212);
    box-shadow: inset 15px 0 25px rgba(0, 0, 0, 0.7), 10px 10px 30px rgba(0, 0, 0, 0.6);
}

.fb-page.flipped {
    transform: rotateY(-180deg);
}

/* Cover Styling */
.fb-cover-front {
    left: 25% !important;
    width: 50% !important;
    border-radius: 8px !important;
    background: linear-gradient(rgba(25, 6, 6, 0.75), rgba(15, 3, 3, 0.88)), url('https://images.unsplash.com/photo-1579871494447-9811cf80d66c?q=80&w=800&auto=format&fit=crop') center/cover no-repeat !important;
    border: 2px solid var(--accent) !important;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.8) !important;
}

.fb-cover-back {
    left: 25% !important;
    width: 50% !important;
    border-radius: 8px !important;
    background: linear-gradient(rgba(25, 6, 6, 0.75), rgba(15, 3, 3, 0.88)), url('https://images.unsplash.com/photo-1579584425555-c3ce17fd4351?q=80&w=800&auto=format&fit=crop') center/cover no-repeat !important;
    border: 2px solid var(--accent) !important;
}

/* Food Background Images for Pages */
.fb-page-intro {
    background: linear-gradient(rgba(18, 14, 14, 0.88), rgba(12, 9, 9, 0.94)), url('https://images.unsplash.com/photo-1579584425555-c3ce17fd4351?q=80&w=800&auto=format&fit=crop') center/cover no-repeat !important;
}

.fb-page-sushi {
    background: linear-gradient(rgba(18, 14, 14, 0.88), rgba(12, 9, 9, 0.94)), url('https://images.unsplash.com/photo-1611143669185-af224c5e3252?q=80&w=800&auto=format&fit=crop') center/cover no-repeat !important;
}

.fb-page-hot {
    background: linear-gradient(rgba(18, 14, 14, 0.88), rgba(12, 9, 9, 0.94)), url('https://images.unsplash.com/photo-1569718212165-3a8278d5f624?q=80&w=800&auto=format&fit=crop') center/cover no-repeat !important;
}

.fb-page-sake {
    background: linear-gradient(rgba(18, 14, 14, 0.88), rgba(12, 9, 9, 0.94)), url('https://images.unsplash.com/photo-1534422298391-e4f8c172dddb?q=80&w=800&auto=format&fit=crop') center/cover no-repeat !important;
}

.cover-content {
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    border: 1px solid rgba(229, 179, 118, 0.3);
    padding: 25px;
    box-sizing: border-box;
}

.fb-cover-back .cover-content {
    justify-content: flex-start !important;
    padding-top: 55px !important;
}

.cover-logo {
    font-family: 'Playfair Display', serif;
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: 4px;
    color: var(--text-primary);
}

.cover-logo span {
    color: var(--primary-color);
}

.cover-subtitle {
    font-size: 0.8rem;
    letter-spacing: 3px;
    color: var(--accent);
    margin: 10px 0;
}

.cover-ornament {
    font-size: 2.5rem;
    margin: 15px 0;
}

.cover-tagline {
    font-style: italic;
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.flip-hint {
    margin-top: 30px;
    font-size: 0.85rem;
    color: var(--accent);
    animation: bounce 2s infinite;
}

.cover-footer-text {
    margin-top: auto !important;
    font-size: 0.82rem;
    color: rgba(229, 179, 118, 0.6);
    letter-spacing: 1px;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

/* Page Inner Styling */
.page-content {
    height: 100%;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.page-category {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--primary-color);
    font-weight: 600;
}

.page-content h2 {
    font-size: 1.6rem;
    color: var(--accent);
    margin-top: 4px;
}

.page-intro-text {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 10px;
}

.chef-highlight {
    margin-top: auto;
    background-color: rgba(229, 179, 118, 0.08);
    border-left: 3px solid var(--accent);
    padding: 12px 15px;
    border-radius: 0 4px 4px 0;
}

.chef-highlight h4 {
    color: var(--accent);
    font-size: 0.95rem;
    margin-bottom: 5px;
}

.chef-highlight p {
    font-style: italic;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.fb-menu-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 10px;
}

.fb-menu-item {
    border-bottom: 1px dashed rgba(255, 255, 255, 0.1);
    padding-bottom: 10px;
}

.fb-item-head {
    display: flex;
    justify-content: space-between;
    font-weight: 600;
}

.fb-item-title {
    font-family: 'Playfair Display', serif;
    font-size: 1.05rem;
    color: var(--text-primary);
}

.fb-item-price {
    color: var(--accent);
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
}

.fb-item-desc {
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin-top: 3px;
}

.page-footer-num {
    position: absolute;
    bottom: 15px;
    right: 20px;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.4);
    font-weight: 600;
}

/* Controls Bar */
.fb-controls {
    margin-top: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.fb-ctrl-btn {
    background-color: var(--surface-color);
    color: var(--text-primary);
    border: 1px solid var(--surface-light);
    padding: 8px 18px;
    border-radius: 4px;
    cursor: pointer;
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.fb-ctrl-btn:hover:not(:disabled) {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.fb-ctrl-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.fb-page-num {
    font-weight: 600;
    color: var(--accent);
    font-size: 0.95rem;
    min-width: 120px;
}

/* Responsive Flipbook */
@media (max-width: 768px) {
    .flipbook-wrapper {
        height: 480px;
    }

    .fb-page, .fb-cover-front, .fb-cover-back {
        left: 0 !important;
        width: 100% !important;
        border-radius: 8px !important;
    }
}