/* Prevent horizontal scroll globally */
html, body {
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
    margin: 0;
    padding: 0;
}

/* Base Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    max-width: 100%;
}

/* CSS Variables for Consistency */
:root {
    --color-primary: #333;
    --color-secondary: #666;
    --color-tertiary: #555;
    --glass-bg: rgba(255, 255, 255, 0.25);
    --glass-border: rgba(200, 200, 200, 0.3);
    --glass-bg-hover: rgba(255, 255, 255, 0.4);
    --spacing-sm: 8px;
    --spacing-md: 12px;
    --spacing-lg: 20px;
    --spacing-xl: 30px;
    --transition-fast: 0.2s;
    --transition-medium: 0.3s;
    --transition-slow: 1.7s;
    
    /* Responsive scaling variables */
    --core-size: clamp(280px, 25vw, 350px);
    --name-size: clamp(18px, 4vw, 24px);
    --nav-size: clamp(11px, 2.5vw, 13px);
    --energy-size: clamp(10px, 2vw, 16px);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    background: radial-gradient(circle at 50% 50%, #ffffff 0%, #fefefe 25%, #fcfcfc 50%, #f8f8f8 75%, #f2f2f2 100%);
    color: var(--color-primary);
    line-height: 1.6;
    font-size: 16px;
    cursor: crosshair;
    overflow-x: hidden;
    min-height: 100vh;
    width: 100vw;
    max-width: 100vw;
    position: relative;
}

.aura-container {
    position: relative;
    width: 100vw;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    max-width: 100vw;
}

.core {
    position: relative;
    width: var(--core-size);
    max-width: calc(100vw - 40px);
    min-width: 250px;
    aspect-ratio: 1;
    padding: clamp(20px, 5vw, 40px);
    text-align: center;
    z-index: 10;
    background: var(--glass-bg);
    border-radius: 50%;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: none;
    transition: all 1s ease;
    animation: breathe 8s infinite ease-in-out;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

@keyframes breathe {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); }
}

.name {
    font-size: var(--name-size);
    font-weight: 300;
    margin-bottom: clamp(15px, 3vw, 20px);
    letter-spacing: 0.02em;
    opacity: 0.9;
    white-space: nowrap;
    line-height: 1.2;
    display: block;
    width: 100%;
    text-align: center;
}

.subtitle {
    font-size: clamp(12px, 2.5vw, 14px);
    color: var(--color-secondary);
    margin-bottom: clamp(20px, 4vw, 30px);
    letter-spacing: 0.05em;
    text-transform: lowercase;
}

.aura-layer {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    pointer-events: none;
    opacity: 0;
    transition: all 2s cubic-bezier(0.4, 0, 0.2, 1);
}

.aura-layer.active {
    opacity: 1;
}

.layer-1 {
    width: clamp(400px, 60vw, 600px);
    height: clamp(400px, 60vw, 600px);
    background: radial-gradient(circle, rgba(200, 220, 255, 0.1) 0%, transparent 70%);
    animation: rotate 30s linear infinite;
}

.layer-2 {
    width: clamp(500px, 75vw, 800px);
    height: clamp(500px, 75vw, 800px);
    background: radial-gradient(circle, rgba(255, 200, 220, 0.08) 0%, transparent 70%);
    animation: rotate 45s linear infinite reverse;
}

.layer-3 {
    width: clamp(600px, 90vw, 1000px);
    height: clamp(600px, 90vw, 1000px);
    background: radial-gradient(circle, rgba(220, 255, 200, 0.06) 0%, transparent 70%);
    animation: rotate 60s linear infinite;
}

@keyframes rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

.energy-point {
    position: absolute;
    width: var(--energy-size);
    height: var(--energy-size);
    background: rgba(100, 100, 100, 0.2);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.4s ease;
    animation: pulse 3s infinite ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid transparent;
    overflow: visible;
    min-width: 10px;
    min-height: 10px;
}

.energy-point::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: inherit;
    transition: all 0.4s ease;
    z-index: -1;
}

.energy-point::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    opacity: 0;
    transition: all 0.4s ease;
    z-index: -2;
    transform: scale(0.8);
}

.energy-point:hover {
    background: rgba(255, 240, 120, 0.3);
    transform: scale(1.8);
    box-shadow: 0 0 8px rgba(255, 240, 120, 0.2);
}

.energy-point:hover::after {
    opacity: 0.4;
    transform: scale(1.5);
}

.energy-point.playing {
    background: radial-gradient(circle, rgba(255, 255, 180, 0.95) 0%, rgba(255, 240, 120, 0.8) 40%, rgba(255, 220, 80, 0.5) 70%, transparent 100%);
    border-color: rgba(255, 240, 120, 0.9);
    animation: energyPulse 1.5s infinite ease-in-out;
    box-shadow: 
        0 0 8px rgba(255, 255, 180, 0.7),
        0 0 16px rgba(255, 240, 120, 0.5),
        0 0 24px rgba(255, 220, 80, 0.3);
    transform: scale(1.3);
    filter: brightness(1.1);
}

.energy-point.playing::before {
    background: radial-gradient(circle, rgba(255, 240, 120, 0.4) 0%, transparent 70%);
    transform: scale(2);
    opacity: 0.6;
    animation: energyRipple 2s infinite ease-out;
}

.energy-point.playing::after {
    background: radial-gradient(circle, rgba(255, 255, 220, 0.8) 0%, rgba(255, 240, 120, 0.4) 30%, transparent 70%);
    opacity: 0.8;
    transform: scale(3);
    animation: energyAura 3s infinite ease-in-out;
}

.energy-point.loading {
    background: rgba(255, 200, 80, 0.6);
    animation: spin 1s linear infinite;
}

@keyframes pulse {
    0%, 100% { 
        opacity: 0.3; 
        transform: scale(1);
    }
    50% { 
        opacity: 0.8; 
        transform: scale(1.2);
    }
}

@keyframes energyPulse {
    0%, 100% { 
        opacity: 0.9; 
        transform: scale(1.3);
        filter: brightness(1);
    }
    50% { 
        opacity: 1; 
        transform: scale(1.5);
        filter: brightness(1.3);
    }
}

@keyframes energyRipple {
    0% { 
        transform: scale(1.3);
        opacity: 0.8;
    }
    100% { 
        transform: scale(4);
        opacity: 0;
    }
}

@keyframes energyAura {
    0%, 100% { 
        transform: scale(3);
        opacity: 0.3;
    }
    50% { 
        transform: scale(3.5);
        opacity: 0.6;
    }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Remove the play-icon bullet point */
.play-icon {
    display: none;
}

.audio-info {
    position: fixed;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 20px;
    font-size: clamp(12px, 2.5vw, 13px);
    color: var(--color-primary);
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s ease;
    z-index: 40;
    max-width: calc(100vw - 40px);
    text-align: center;
}

.audio-info.visible {
    opacity: 1;
    visibility: visible;
}

.audio-info.fade-out {
    opacity: 0;
    visibility: hidden;
}

.track-title {
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: 4px;
    font-size: clamp(13px, 3vw, 14px);
}

.track-status {
    font-size: clamp(10px, 2vw, 11px);
    color: var(--color-secondary);
}

.return-core {
    position: fixed;
    top: var(--spacing-xl);
    left: var(--spacing-xl);
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    padding: var(--spacing-sm) var(--spacing-md);
    font-family: inherit;
    font-size: clamp(11px, 2.5vw, 13px);
    color: var(--color-primary);
    cursor: pointer;
    transition: all var(--transition-medium) ease;
    z-index: 30;
    text-decoration: none;
    opacity: 0;
    visibility: hidden;
}

.return-core.visible {
    opacity: 1;
    visibility: visible;
}

.return-core:hover {
    background: var(--glass-bg-hover);
    color: #111;
}

.ambient-field {
    position: fixed;
    top: var(--spacing-xl);
    right: var(--spacing-xl);
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    padding: var(--spacing-sm) var(--spacing-md);
    font-family: inherit;
    font-size: clamp(11px, 2.5vw, 13px);
    color: var(--color-primary);
    cursor: pointer;
    transition: all var(--transition-medium) ease;
    z-index: 30;
    text-decoration: none;
    opacity: 0;
    visibility: hidden;
}

.ambient-field.visible {
    opacity: 1;
    visibility: visible;
}

.ambient-field:hover {
    background: var(--glass-bg-hover);
    color: #111;
}

.content-field {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-slow) ease !important;
    background: radial-gradient(circle at var(--x, 50%) var(--y, 50%), 
                rgba(255, 255, 255, 0.95) 0%, 
                rgba(254, 254, 254, 0.88) 25%,
                rgba(252, 252, 252, 0.82) 50%, 
                rgba(248, 248, 248, 0.85) 75%,
                rgba(242, 242, 242, 0.9) 100%);
    overflow-y: auto;
    overflow-x: hidden;
    z-index: 15;
    padding-top: clamp(80px, 12vh, 120px);
}

.content-field.active {
    opacity: 1;
    visibility: visible;
    z-index: 20;
}

.content-inner {
    max-width: min(90vw, 600px);
    padding: var(--spacing-lg) clamp(20px, 5vw, 40px) clamp(80px, 15vh, 120px);
    text-align: left;
    animation: materialze 1s ease;
    width: 100%;
    margin: 0 auto;
    min-height: calc(100vh - 160px);
}

#process-field .content-inner {
    max-width: min(95vw, 1200px);
}

@keyframes materialze {
    from { 
        opacity: 0; 
        transform: translateY(30px) scale(0.98);
    }
    to { 
        opacity: 1; 
        transform: translateY(0) scale(1);
    }
}

.field-title {
    font-size: clamp(18px, 4vw, 22px);
    font-weight: 300;
    margin-top: 0;
    margin-bottom: clamp(24px, 5vw, 32px);
    color: var(--color-tertiary);
    text-align: center;
    letter-spacing: 0.05em;
}

.field-content p {
    font-size: clamp(14px, 3.5vw, 16px);
    margin-bottom: clamp(16px, 4vw, 24px);
    line-height: 1.7;
}

.nav-bar {
    position: fixed;
    top: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: clamp(15px, 4vw, 25px);
    z-index: 100;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    padding: clamp(8px, 2vw, 12px) clamp(15px, 4vw, 25px);
    border-radius: 20px;
    flex-wrap: nowrap;
    justify-content: center;
    align-items: center;
    min-width: fit-content;
    max-width: calc(100vw - 40px);
}

.nav-item {
    background: none;
    border: none;
    font-family: inherit;
    font-size: var(--nav-size);
    color: #666;
    cursor: pointer;
    transition: all var(--transition-fast) ease;
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-color: transparent;
    padding: 0;
    white-space: nowrap;
}

.nav-item:hover,
.nav-item.active {
    color: #111;
    text-decoration-color: #111;
}

/* Energy node positioning - responsive */
.point-1 { top: 25%; right: 30%; animation-delay: 0s; }
.point-2 { bottom: 30%; left: 25%; animation-delay: 1s; }
.point-3 { top: 40%; left: 20%; animation-delay: 2s; }
.point-4 { bottom: 25%; right: 25%; animation-delay: 0.5s; }
.point-5 { top: 60%; right: 35%; animation-delay: 1.5s; }
.point-6 { top: 15%; left: 40%; animation-delay: 2.5s; }

.tile-main {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
    gap: clamp(16px, 3vw, 20px);
    margin: 0 auto;
    margin-bottom: clamp(40px, 8vw, 70px);
    max-width: 1200px;
    padding: var(--spacing-sm);
}

.tile.image {
    min-height: clamp(250px, 40vw, 300px);
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    border-radius: 0px;
    display: block;
    width: 100%;
    position: relative;
    overflow: hidden;
}

.tile.image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(240, 240, 240, 0.9) 0%, 
        rgba(240, 240, 240, 0.7) 25%, 
        rgba(240, 240, 240, 0.5) 50%, 
        rgba(240, 240, 240, 0.3) 75%, 
        transparent 100%);
    opacity: 1;
    animation: imageLoad 0.8s ease-out forwards;
}

.tile.image[style*="background-image"]::before {
    opacity: 0;
}

@keyframes imageLoad {
    0% { 
        opacity: 1;
        transform: translateX(0%);
    }
    100% { 
        opacity: 0;
        transform: translateX(100%);
    }
}

/* Mobile-first responsive breakpoints */
@media (max-width: 768px) {
    :root {
        --core-size: min(280px, calc(100vw - 60px));
        --name-size: 20px;
        --nav-size: 11px;
        --energy-size: 12px;
    }
    
    .aura-container {
        padding: 0 20px;
    }
    
    .core {
        margin: 0 auto;
    }
    
    .nav-bar {
        position: fixed;
        bottom: var(--spacing-lg);
        top: auto;
        left: 50%;
        transform: translateX(-50%);
        width: calc(100% - 40px);
        max-width: 90%;
        padding: 6px 10px;
        gap: 6px;
        flex-wrap: nowrap;
        justify-content: center;
        border-radius: 15px;
        background: var(--glass-bg);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border: 1px solid var(--glass-border);
    }
    
    .nav-item {
        font-size: 10px;
        padding: 6px var(--spacing-sm);
        background: rgba(255, 255, 255, 0.3);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        border: 1px solid rgba(255, 255, 255, 0.2);
        border-radius: 6px;
        text-decoration: none;
        min-width: 50px;
        text-align: center;
        white-space: nowrap;
        flex-shrink: 1;
        color: var(--color-primary);
    }
    
    .nav-item:hover,
    .nav-item.active {
        background: rgba(255, 255, 255, 0.5);
        color: #111;
    }
    
    .energy-point:hover {
        transform: none;
        background: rgba(255, 240, 120, 0.4);
        box-shadow: 0 0 6px rgba(255, 240, 120, 0.3);
    }
    
    .energy-point:active {
        background: rgba(255, 240, 120, 0.9);
        border-color: rgba(255, 240, 120, 1);
    }
    
    .energy-point.playing {
        transform: none;
        box-shadow: 
            0 0 6px rgba(255, 255, 180, 0.8),
            0 0 12px rgba(255, 240, 120, 0.6);
    }
    
    /* Adjusted positioning for mobile */
    .point-1 { top: 20%; right: 10%; }
    .point-2 { bottom: 25%; left: 15%; }
    .point-3 { top: 35%; left: 10%; }
    .point-4 { bottom: 20%; right: 15%; }
    .point-5 { top: 55%; right: 20%; }
    .point-6 { top: 15%; left: 30%; }
    
    .audio-info {
        bottom: 100px;
        left: var(--spacing-lg);
        right: var(--spacing-lg);
        width: auto;
        transform: none;
        padding: 10px 15px;
        font-size: 12px;
        text-align: center;
    }
    
    .content-field {
        align-items: flex-start;
        padding-top: 80px;
        -webkit-transition: opacity 2.5s ease, visibility 2.5s ease;
        transition: opacity 2.5s ease, visibility 2.5s ease;
    }
    
    .content-inner {
        max-width: 100%;
        width: 100%;
        padding: var(--spacing-lg) var(--spacing-lg) 140px var(--spacing-lg);
        margin: 0;
        display: flex;
        flex-direction: column;
        justify-content: flex-start;
        min-height: calc(100vh - 220px);
    }

    #process-field .content-inner {
        max-width: 100%;
        width: 100%;
        padding: var(--spacing-lg) var(--spacing-lg) 140px var(--spacing-lg);
    }
    
    .field-title {
        font-size: 18px;
        margin-top: 0;
        margin-bottom: var(--spacing-xl);
        text-align: center;
        color: var(--color-tertiary);
        font-weight: 300;
        letter-spacing: 0.05em;
    }
    
    .field-content {
        flex: 1;
    }
    
    .field-content p {
        font-size: 14px;
        margin-bottom: var(--spacing-lg);
    }

    .tile-main {
        grid-template-columns: 1fr;
        gap: 15px;
        padding: 0;
        margin-bottom: var(--spacing-lg);
        width: 100%;
    }

    .tile.image {
        min-height: 280px;
        width: 100%;
        background-size: cover;
        background-position: center center;
        background-repeat: no-repeat;
        border-radius: 0px;
        display: block;
        margin-bottom: 15px;
    }
    
    .return-core {
        top: var(--spacing-lg);
        left: var(--spacing-lg);
        font-size: 12px;
    }
    
    .ambient-field {
        top: var(--spacing-lg);
        right: var(--spacing-lg);
        font-size: 12px;
        padding: 6px 10px;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    :root {
        --core-size: 300px;
        --name-size: 18px;
        --nav-size: 12px;
        --energy-size: 14px;
    }
    
    .energy-point:hover {
        transform: scale(1.6);
    }
    
    .content-field {
        padding-top: 90px;
    }
    
    .content-inner {
        max-width: 700px;
        padding: var(--spacing-lg) var(--spacing-xl) 60px;
    }

    #process-field .content-inner {
        max-width: 1000px;
    }
    
    .nav-bar {
        gap: var(--spacing-lg);
        padding: 10px var(--spacing-lg);
    }
    
    .tile-main {
        grid-template-columns: repeat(2, 1fr);
        gap: 18px;
    }

    .tile.image {
        min-height: 280px;
    }
}

/* Accessibility & Performance */
@media (prefers-reduced-motion: reduce) {
    .aura-layer,
    .core,
    .energy-point {
        animation: none;
    }
    
    .content-field {
        transition: opacity var(--transition-medium) ease;
    }
}

@media (prefers-contrast: high) {
    .core {
        background: rgba(255, 255, 255, 0.95);
        border: 2px solid var(--color-primary);
    }
    
    .energy-point {
        background: rgba(0, 0, 0, 0.8);
        border: 2px solid var(--color-primary);
    }
    
    .nav-bar {
        background: rgba(255, 255, 255, 0.95);
        border: 2px solid var(--color-primary);
    }
}

@media (hover: none) and (pointer: coarse) {
    .energy-point:hover {
        transform: none;
        background: rgba(100, 100, 100, 0.3);
        box-shadow: none;
    }
    
    .energy-point {
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
    }
    
    .nav-item:hover {
        color: var(--color-primary);
        text-decoration-color: transparent;
    }
}

/* Safe Area Support */
@supports (padding-top: env(safe-area-inset-top)) {
    .nav-bar {
        top: calc(var(--spacing-xl) + env(safe-area-inset-top));
    }
    
    .return-core,
    .ambient-field {
        top: calc(var(--spacing-xl) + env(safe-area-inset-top));
    }
    
    @media (max-width: 768px) {
        .nav-bar {
            bottom: calc(var(--spacing-lg) + env(safe-area-inset-bottom));
            top: auto;
        }
        
        .audio-info {
            bottom: calc(100px + env(safe-area-inset-bottom));
        }
    }
}

/* High DPI display optimization */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .core,
    .nav-bar,
    .audio-info,
    .return-core,
    .ambient-field {
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
    }
}

/* Ultra-wide screen optimization */
@media (min-width: 1200px) and (min-aspect-ratio: 16/9) {
    .core {
        max-width: 350px;
    }
    
    .layer-1 { width: 700px; height: 700px; }
    .layer-2 { width: 900px; height: 900px; }
    .layer-3 { width: 1100px; height: 1100px; }
}

/* Small screen height optimization */
@media (max-height: 600px) {
    :root {
        --core-size: min(220px, calc(100vw - 60px));
        --name-size: 16px;
    }
    
    .core {
        padding: 20px 15px;
    }
    
    .name {
        margin-bottom: 10px;
    }
    
    .subtitle {
        margin-bottom: 15px;
    }
    
    .layer-1 { width: 300px; height: 300px; }
    .layer-2 { width: 400px; height: 400px; }
    .layer-3 { width: 500px; height: 500px; }
}