/* Root CSS Custom Properties for Brand Themes */
:root {
    --font-heading: 'Cinzel', serif;
    --font-body: 'Outfit', sans-serif;
    
    /* Default Dark Cookies & Cream Theme */
    --theme-color-1: #120C08;
    --theme-color-2: #1e130c;
    --text-primary: #fcf8f2;
    --text-secondary: rgba(252, 248, 242, 0.7);
    --accent-color: #d4af37; /* Warm Gold */
    --bg-color: #0b0705;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body, html {
    width: 100%;
    min-height: 100vh;
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-primary);
    overflow-x: hidden;
    scroll-behavior: auto; /* Handle scrolling manually for precise frame scrubbing */
}

/* Background Color Overlay for transitions */
.bg-gradient-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 0;
    background: radial-gradient(circle at 60% 50%, var(--theme-color-2) 0%, var(--bg-color) 70%);
    transition: background 1.2s cubic-bezier(0.25, 1, 0.5, 1);
    pointer-events: none;
}

/* Canvas Container */
.canvas-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    pointer-events: none;
}

#chocolate-canvas {
    width: 100%;
    height: 100%;
    object-fit: contain;
    max-width: 100%;
    max-height: 100%;
    display: block;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
}

#chocolate-canvas.loaded {
    opacity: 1;
}

/* UI Overlay Container */
.ui-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 2;
    pointer-events: none;
    display: grid;
    grid-template-columns: 80px 1fr 80px;
    grid-template-rows: 100px 1fr 100px;
    padding: 40px;
}

/* Brand Header */
.brand-header {
    grid-column: 2;
    grid-row: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    pointer-events: auto;
}

.logo {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: 0.5rem;
    color: var(--text-primary);
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
    line-height: 1.1;
}

.subtitle {
    font-size: 0.75rem;
    letter-spacing: 0.6rem;
    margin-right: -0.6rem;
    color: var(--accent-color);
    font-weight: 500;
    margin-top: 4px;
}

/* Left Side Counter */
.counter-container {
    grid-column: 1;
    grid-row: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.current-number {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 600;
    color: var(--accent-color);
    transition: transform 0.5s ease, opacity 0.5s ease;
}

.counter-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--accent-color), transparent);
    margin: 15px 0;
}

.total-number {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* Right Side Navigation Dots */
.nav-dots {
    grid-column: 3;
    grid-row: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 15px;
    pointer-events: auto;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: rgba(252, 248, 242, 0.2);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    position: relative;
}

.dot::after {
    content: '';
    position: absolute;
    top: -6px;
    left: -6px;
    right: -6px;
    bottom: -6px;
    border: 1px solid var(--accent-color);
    border-radius: 50%;
    opacity: 0;
    transform: scale(0.6);
    transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.dot.active {
    background-color: var(--accent-color);
    transform: scale(1.3);
}

.dot.active::after {
    opacity: 1;
    transform: scale(1);
}

/* Text Overlay (Flavor Title & Desc) */
.text-overlay {
    grid-column: 2;
    grid-row: 2;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: flex-start;
    padding-bottom: 60px;
    max-width: 550px;
    transition: transform 0.8s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.6s ease;
    text-shadow: 0 4px 10px rgba(0, 0, 0, 0.6);
}

.text-overlay.changing {
    opacity: 0;
    transform: translateY(20px);
}

.flavour-tag {
    font-size: 0.8rem;
    letter-spacing: 0.35rem;
    color: var(--accent-color);
    font-weight: 700;
    margin-bottom: 15px;
    text-transform: uppercase;
}

.flavour-title {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.flavour-description {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-secondary);
    font-weight: 300;
}

/* Dynamic Flavor Specs Panel (Right Side) */
.specs-panel {
    grid-column: 2;
    grid-row: 2;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: flex-end;
    padding-bottom: 60px;
    margin-left: auto;
    max-width: 380px;
    width: 100%;
    transition: transform 0.8s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.6s ease;
    pointer-events: auto;
    gap: 15px;
}

.specs-panel.changing {
    opacity: 0;
    transform: translateY(20px);
}

.specs-section {
    width: 100%;
    background: rgba(11, 7, 5, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 12px 16px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.4);
}

.specs-label {
    font-size: 0.7rem;
    letter-spacing: 0.15rem;
    color: var(--accent-color);
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 4px;
}

.specs-value {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.profile-sliders {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-top: 4px;
}

.slider-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    font-size: 0.75rem;
}

.slider-name {
    color: var(--text-secondary);
    width: 80px;
    font-weight: 400;
}

.slider-track {
    flex-grow: 1;
    height: 3px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 2px;
    overflow: hidden;
}

.slider-fill {
    height: 100%;
    background: var(--accent-color);
    border-radius: 2px;
    transition: width 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.slider-val {
    font-family: monospace;
    color: var(--accent-color);
    width: 30px;
    text-align: right;
}

.ingredients-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-top: 4px;
}

.ingredient-item {
    display: flex;
    flex-direction: column;
    border-bottom: 1px dashed rgba(255, 255, 255, 0.1);
    padding-bottom: 4px;
}

.ingredient-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.ingredient-header {
    display: flex;
    justify-content: space-between;
    font-weight: 500;
    font-size: 0.8rem;
    color: var(--text-primary);
}

.ingredient-origin {
    font-size: 0.65rem;
    color: var(--text-secondary);
    font-style: italic;
}

.ingredient-note {
    font-size: 0.7rem;
    color: rgba(252, 248, 242, 0.6);
    margin-top: 2px;
    font-weight: 300;
    line-height: 1.2;
}

/* Bottom Scroll Prompt */}
.scroll-prompt {
    grid-column: 2;
    grid-row: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0.8;
}

.scroll-text {
    font-size: 0.75rem;
    letter-spacing: 0.3rem;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 8px;
    margin-right: -0.3rem;
}

.scroll-arrow {
    font-size: 1rem;
    color: var(--accent-color);
    animation: bobbing 1.8s infinite ease-in-out;
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: #0b0705;
    z-index: 999;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 1;
    transition: opacity 1s cubic-bezier(0.25, 1, 0.5, 1);
    pointer-events: auto;
}

.loading-content {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.loading-logo {
    font-family: var(--font-heading);
    font-size: 3rem;
    letter-spacing: 0.8rem;
    margin-bottom: 30px;
    color: var(--text-primary);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 2px solid rgba(212, 175, 55, 0.1);
    border-top: 2px solid var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 20px;
}

.loading-status {
    font-size: 0.9rem;
    letter-spacing: 0.15rem;
    color: var(--text-secondary);
}

/* Scroll Container representing height */
#scroll-container {
    position: relative;
    width: 100%;
    z-index: 3;
    pointer-events: none; /* Allows pointer events to reach canvas/dots if needed, but lets scrolling work normally */
}

.scroll-section {
    width: 100%;
    height: 150vh; /* Height per flavor section */
}

/* Animations */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes bobbing {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

/* Media Queries for Responsiveness */
@media (max-width: 1024px) {
    .specs-panel {
        display: none;
    }
}

@media (max-width: 900px) {
    .ui-container {
        grid-template-columns: 40px 1fr 40px;
        padding: 20px;
    }
    
    .flavour-title {
        font-size: 2.2rem;
    }
}

@media (max-width: 600px) {
    .ui-container {
        grid-template-columns: 20px 1fr 20px;
        grid-template-rows: 80px 1fr 80px;
        padding: 15px;
    }
    
    .logo {
        font-size: 1.6rem;
        letter-spacing: 0.3rem;
    }
    
    .counter-container {
        display: none; /* Hide counter on tiny screens */
    }
    
    .text-overlay {
        padding-bottom: 20px;
        max-width: 100%;
    }
    
    .flavour-title {
        font-size: 1.8rem;
    }
    
    .flavour-description {
        font-size: 0.9rem;
    }
}