:root {
    /* Colors */
    --bg-color: #050505;
    --card-bg: #0f0f0f;
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.65);
    --accent-primary: #8a2be2;
    --accent-glow: rgba(138, 43, 226, 0.3);
    --border-color: rgba(255, 255, 255, 0.08);
    --glass-bg: rgba(15, 15, 15, 0.6);
    --glass-blur: 24px;

    /* Typography */
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Outfit', sans-serif;

    /* Spacing System (4pt Grid) */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-6: 24px;
    --space-8: 32px;
    --space-12: 48px;
    --space-16: 64px;
    --space-24: 96px;
    --space-32: 128px;

    --section-padding: var(--space-32) var(--space-8);
    --container-max-width: 1200px;

    /* Liquid Motion */
    --liquid-ease: cubic-bezier(0.7, 0, 0.3, 1);
    --transition-smooth: all 0.5s var(--liquid-ease);

    /* Liquid Nav Runtime Variables */
    --nav-progress: 0;
    --nav-lag-y: 0px;
    --nav-stretch-x: 1;
    --nav-stretch-y: 1;
    --nav-sway-x: 0px;
    --nav-bottom-offset: 8px;
    --nav-compact-width: 108px;
    --nav-expanded-width: 208px;
    --nav-width-delta: 100px;
    --theme-burst-layer: none;
}

[data-theme="light"] {
    --bg-color: #fcfcfc;
    --card-bg: #ffffff;
    --text-primary: #111111;
    --text-secondary: rgba(0, 0, 0, 0.55);
    --accent-primary: #007aff;
    --accent-glow: rgba(0, 122, 255, 0.1);
    --border-color: rgba(0, 0, 0, 0.08);
    --glass-bg: rgba(255, 255, 255, 0.75);
}

[data-theme="rainbow"] {
    --bg-color: #1a0b2e;
    /* A perfectly balanced, full-spectrum rainbow gradient */
    --bg-gradient: linear-gradient(90deg,
            #ff2a2a,
            /* Red */
            #ff7a00,
            /* Orange */
            #ffc900,
            /* Yellow */
            #2eea2e,
            /* Green */
            #00a8ff,
            /* Blue */
            #8a2be2,
            /* Indigo */
            #e056fd,
            /* Violet */
            #ff2a2a
            /* Red (Required for seamless looping) */
        );
    /* Very wide background so we only see a portion of the gradient at a time */
    --bg-size: 800% 100%;
    /* Smooth, linear, infinite scrolling */
    --bg-anim: rainbowMotion 20s linear infinite;
    --card-bg: rgba(0, 0, 0, 0.75);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.85);
    --accent: #ffffff;
    --border-color: rgba(255, 255, 255, 0.2);
    /* Dark, highly-blurred glass to let color through but keep text readable */
    --glass-bg: rgba(10, 10, 15, 0.6);
}

/* Scroll horizontally across the giant background to reveal all colors smoothly */
@keyframes rainbowMotion {
    0% {
        background-position: 100% 0%;
        /* Start at the end (Red) */
    }

    100% {
        background-position: 0% 0%;
        /* Scroll backwards through to the start (Red) */
    }
}

/* Submenu Popup Styles */
.submenu-container {
    position: fixed;
    bottom: calc(var(--nav-bottom-offset, 8px) + env(safe-area-inset-bottom, 0px));
    left: 50%;
    transform: translateX(-50%) translateY(18px) scale(0.86);
    transform-origin: 50% 100%;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 10px;
    display: flex;
    flex-direction: column;
    gap: 5px;
    z-index: 1200;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    filter: blur(6px);
    transition: transform 0.48s cubic-bezier(0.22, 1, 0.36, 1),
        opacity 0.34s ease,
        border-radius 0.48s cubic-bezier(0.22, 1, 0.36, 1),
        filter 0.34s ease;
}

.submenu-container.open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(-10px) scale(1);
    filter: blur(0px);
}

.submenu-container.closing {
    pointer-events: none;
}

.submenu-container.morphing {
    will-change: transform, opacity, border-radius, filter;
}

.submenu-item {
    padding: 12px 24px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 12px;
}

.submenu-item:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
    transform: translateX(5px);
}

.submenu-item.active {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.1);
}

.submenu-item .nav-icon {
    width: 20px;
    height: 20px;
    margin-bottom: 0;
}

.current-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.current-indicator.hidden {
    display: none !important;
}


* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
}

body {
    background-color: var(--bg-color);
    background-image: var(--theme-burst-layer, none), var(--bg-gradient, none);
    background-size: auto, var(--bg-size, auto);
    animation: none, var(--bg-anim, none);
    color: var(--text-primary);
    font-family: var(--font-main);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color 0.4s ease, color 0.4s ease;
}

h1,
h2,
h3 {
    font-family: var(--font-heading);
    font-weight: 600;
    letter-spacing: -0.02em;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-smooth);
}

ul {
    list-style: none;
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography Utilities */
.text-secondary {
    color: var(--text-secondary);
}

.uppercase {
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.8rem;
}

.section-title {
    margin-bottom: var(--space-16);
    font-size: 1.2rem;
}

.project-card {
    padding: var(--space-8);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    height: 100%;
}

.project-info h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-2);
}

.project-tags {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
    margin-top: auto;
}

.tag {
    text-transform: uppercase;
    background: rgba(255, 255, 255, 0.05);
    padding: var(--space-1) var(--space-2);
    font-size: 0.7rem;
    letter-spacing: 0.05em;
}

.section-divider {
    border-top: 1px solid var(--border-color);
}

.service-grid {
    gap: var(--space-24) var(--space-12);
}

.service-item {
    padding: var(--space-4) 0;
}

.service-item h3 {
    margin-bottom: var(--space-4);
    font-size: 2rem;
}

.about-grid {
    gap: var(--space-24);
}

.about-section {
    margin-top: var(--space-24);
    padding-top: var(--space-24);
}

.about-text {
    font-size: 1.6rem;
    line-height: 1.7;
    margin-bottom: var(--space-8);
}

.principles-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-12);
}

.principle-item {
    display: flex;
    align-items: center;
    gap: var(--space-6);
    font-size: 1.3rem;
}

.contact-section {
    padding-top: var(--space-24);
    padding-bottom: var(--space-32);
    text-align: center;
}

.contact-description {
    font-size: 1.2rem;
    margin-bottom: var(--space-12);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.social-grid {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    align-items: center;
    flex-wrap: wrap;
}

.founders-section {
    max-width: 900px;
    margin: 0 auto;
    padding-top: var(--space-24);
    padding-bottom: var(--space-32);
}

.founders-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.founders-header h1 {
    font-size: 2.5rem;
    margin-bottom: var(--space-4);
}

.founders-header p {
    font-size: 1.1rem;
    max-width: 550px;
    margin: 0 auto;
    line-height: 1.7;
}

.founder-card {
    padding: var(--space-12) var(--space-8);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-4);
    border-radius: 24px;
}

.founder-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 0.5px solid var(--border-color);
    object-fit: cover;
    background: rgba(255, 255, 255, 0.03);
}

.founder-info h2 {
    font-size: 1.5rem;
    margin-bottom: var(--space-1);
}

.founder-romanized {
    display: block;
    margin-top: 6px;
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 400;
    opacity: 0.7;
}

.founder-role {
    font-size: 0.75rem;
    letter-spacing: 0.15em;
}

.founder-bio {
    font-size: 0.95rem;
    line-height: 1.7;
}

.founder-social {
    display: flex;
    gap: var(--space-4);
    margin-top: var(--space-2);
}

.founder-social a {
    transition: transform 0.3s var(--liquid-ease);
}

.founder-social a:hover {
    transform: scale(1.2);
    color: var(--text-primary);
}

.policy-section {
    max-width: 800px;
    margin: 0 auto;
    padding-bottom: var(--space-32);
}

.policy-content {
    padding: var(--space-16) var(--space-12);
    display: flex;
    flex-direction: column;
    gap: var(--space-12);
    border-radius: 32px;
}

.policy-header h1 {
    font-size: 2.5rem;
    margin-bottom: var(--space-2);
}

.policy-item h2 {
    font-size: 1.5rem;
    margin-bottom: var(--space-4);
}

.policy-item h3 {
    font-size: 1.1rem;
    margin-bottom: var(--space-1);
}

.policy-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.footer-section {
    padding: var(--space-12) var(--space-4);
    text-align: center;
    font-size: 0.9rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
}

.about-preview-container {
    margin-top: var(--space-8);
    perspective: 1000px;
}

.about-preview-frame {
    width: 100%;
    max-width: 480px;
    aspect-ratio: 6 / 5;
    border-radius: 16px;
    overflow: hidden;
    cursor: pointer;
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.6s var(--liquid-ease), border-color 0.4s ease;
    border: 0.5px solid var(--border-color);
}

.about-preview-frame:hover {
    transform: rotateX(2deg) rotateY(-2deg) scale(1.02);
    border-color: rgba(255, 255, 255, 0.4);
}

.about-preview-content {
    width: 100%;
    height: 100%;
    position: relative;
}

.about-preview-surface {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    background:
        radial-gradient(circle at top right, rgba(138, 43, 226, 0.22), transparent 34%),
        radial-gradient(circle at bottom left, rgba(0, 168, 255, 0.12), transparent 32%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.015));
}

.about-preview-toolbar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.03);
}

.about-preview-dots {
    display: flex;
    gap: 6px;
}

.about-preview-dots span {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.24);
}

.about-preview-dots span:first-child {
    background: rgba(255, 99, 71, 0.85);
}

.about-preview-dots span:nth-child(2) {
    background: rgba(255, 204, 0, 0.85);
}

.about-preview-dots span:nth-child(3) {
    background: rgba(0, 214, 143, 0.85);
}

.about-preview-url {
    min-width: 0;
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.about-preview-stage {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 18px 18px 56px;
}

.about-preview-header {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.about-preview-eyebrow {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-primary);
}

.about-preview-summary {
    max-width: 34ch;
    font-size: 0.78rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

.about-preview-founders {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.about-preview-founder {
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 14px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.045);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
    transition: transform 0.45s var(--liquid-ease), border-color 0.35s ease, background 0.35s ease;
}

.about-preview-founder-primary {
    background: rgba(255, 255, 255, 0.06);
}

.about-preview-avatar {
    width: 54px;
    height: 54px;
    object-fit: cover;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.about-preview-copy {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.about-preview-name {
    font-family: var(--font-heading);
    font-size: 0.86rem;
    line-height: 1.35;
    color: var(--text-primary);
}

.about-preview-name span {
    display: block;
    font-family: var(--font-main);
    font-size: 0.72rem;
    font-weight: 400;
    color: var(--text-secondary);
}

.about-preview-role {
    align-self: flex-start;
    padding: 5px 9px;
    border-radius: 9999px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 0.58rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.about-preview-snippet {
    font-size: 0.7rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

.about-preview-frame:hover .about-preview-founder {
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.16);
    background: rgba(255, 255, 255, 0.07);
}

.preview-overlay {
    position: absolute;
    left: 16px;
    right: 16px;
    bottom: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px 14px;
    border-radius: 9999px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(5, 5, 5, 0.55);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.68rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    opacity: 0.8;
    transition: opacity 0.4s ease, transform 0.4s var(--liquid-ease), border-color 0.35s ease;
    pointer-events: none;
}

.about-preview-frame:hover .preview-overlay {
    opacity: 1;
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.16);
}

/* Zoom Animation State */
.about-preview-frame.zooming {
    position: fixed;
    z-index: 10000;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(4);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.8s var(--liquid-ease), opacity 0.7s ease-in;
}

body.page-transitioning {
    pointer-events: none;
}

body.page-transitioning main,
body.page-transitioning header,
body.page-transitioning .bottom-nav {
    filter: blur(20px);
    opacity: 0;
    transition: filter 0.8s var(--liquid-ease), opacity 0.6s ease;
}

@media (min-width: 1200px) {
    :root {
        --nav-expanded-width: 600px;
    }
}

@media (max-width: 768px) {
    :root {
        --space-32: 64px;
        --space-24: 48px;
        --space-16: 32px;
        --glass-blur: 16px;
    }

    .about-section {
        margin-top: var(--space-16);
        padding-top: var(--space-16);
    }

    .hero-headline {
        font-size: clamp(1.8rem, 8vw, 2.5rem);
    }
    .hero-section {
        padding-bottom: var(--space-12);
    }
}

/* Premium Components */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}

.glass-panel:hover {
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.05);
}

.glass-panel:not(.bottom-nav):not(.submenu-container):not(.cookie-popup):hover {
    transform: translateY(-2px);
}

.button {
    display: inline-block;
    padding: var(--space-3) var(--space-8);
    border: 1px solid var(--text-primary);
    background: transparent;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 120%;
    height: 0;
    background: var(--text-primary);
    transform: translate(-50%, -50%) rotate(45deg);
    transition: height 0.5s var(--liquid-ease);
    z-index: -1;
}

.button:hover {
    color: var(--bg-color);
}

.button:hover::before {
    height: 350%;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeInUp 0.8s ease-out forwards;
}

.hero-section {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding-bottom: var(--space-24);
    position: relative;
}

.hero-gradient-mesh {
    background: radial-gradient(circle at 50% 50%, var(--accent-glow) 0%, transparent 70%);
}

.hero-gradient-mesh::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(138, 43, 226, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(0, 168, 255, 0.1) 0%, transparent 40%);
    filter: blur(60px);
    z-index: -1;
    animation: meshMotion 20s ease-in-out infinite alternate;
}

@keyframes meshMotion {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(2%, 2%) scale(1.1); }
}

.logo {
    margin-bottom: var(--space-8);
}

.logo h1 {
    margin-top: 0;
    font-size: 1.5rem;
    letter-spacing: 0.2em;
}

.hero-content {
    max-width: 800px;
}

.hero-headline {
    font-size: clamp(2rem, 5vw, 3.5rem);
    line-height: 1.1;
    margin-bottom: var(--space-8);
    position: relative;
    overflow: hidden;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--space-12);
}

.headline-text {
    display: block;
    transition: opacity 0.6s ease, transform 0.6s ease, filter 0.6s ease;
}

.headline-en {
    animation: headlineFadeEN 10s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

.headline-jp {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    animation: headlineFadeJP 10s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

@keyframes headlineFadeEN {

    0%,
    42% {
        opacity: 1;
        transform: translateY(0);
        filter: blur(0);
    }

    48%,
    92% {
        opacity: 0;
        transform: translateY(-12px);
        filter: blur(4px);
    }

    98%,
    100% {
        opacity: 1;
        transform: translateY(0);
        filter: blur(0);
    }
}

@keyframes headlineFadeJP {

    0%,
    42% {
        opacity: 0;
        transform: translateY(12px);
        filter: blur(4px);
    }

    48%,
    92% {
        opacity: 1;
        transform: translateY(0);
        filter: blur(0);
    }

    98%,
    100% {
        opacity: 0;
        transform: translateY(12px);
        filter: blur(4px);
    }
}

/* Liquid Entrance Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px) scale(0.98);
    filter: blur(10px);
    transition: opacity 1s var(--liquid-ease),
                transform 1s var(--liquid-ease),
                filter 1s var(--liquid-ease);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
}

.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }

/* Grid System */
.grid {
    display: grid;
    gap: var(--space-8);
}

@media (min-width: 768px) {
    .grid-2 {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-12);
    }

    .grid-3 {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-12);
    }
}

.bottom-nav {
    position: fixed;
    bottom: calc(var(--nav-bottom-offset, 8px) + env(safe-area-inset-bottom, 0px));
    left: 50%;
    width: clamp(var(--nav-compact-width, 108px),
            calc(var(--nav-expanded-width, 208px) - (var(--nav-progress, 0) * var(--nav-width-delta, 100px))),
            var(--nav-expanded-width, 420px));
    max-width: min(calc(100vw - 24px), 1200px);
    padding: calc(5px - (var(--nav-progress, 0) * 1.5px)) calc(14px - (var(--nav-progress, 0) * 5px));
    border-radius: 9999px;
    transform: translateX(calc(-50% + var(--nav-sway-x, 0px))) translateY(var(--nav-lag-y, 0px)) scaleX(var(--nav-stretch-x, 1)) scaleY(var(--nav-stretch-y, 1));
    transform-origin: bottom center;
    z-index: 1000;
    display: flex;
    justify-content: center;
    gap: calc(6px * (1 - var(--nav-progress, 0)));
    align-items: center;
    opacity: 1;
    will-change: transform, width, padding, border-radius, opacity, filter;
    transition: width 0.4s var(--liquid-ease),
        padding 0.4s var(--liquid-ease),
        border-radius 0.4s var(--liquid-ease),
        opacity 0.24s ease,
        filter 0.28s ease;
    box-shadow: none;
}

#main-nav[data-nav-mode="compact"],
#main-nav[data-nav-mode="submenu"] {
    gap: 0;
}

.bottom-nav.secondary-inactive .nav-secondary {
    pointer-events: none;
}

#main-nav[data-nav-mode="expanded"],
#main-nav[data-nav-mode="compact"],
#main-nav[data-nav-mode="submenu"] {
    box-shadow: none;
    border: 0.5px solid var(--border-color);
}

#main-nav.nav-shell-seeded {
    opacity: 0;
    filter: blur(7px);
    transform: translateX(calc(-50% + var(--nav-sway-x, 0px))) translateY(var(--nav-lag-y, 0px)) scale(0.35);
    pointer-events: none;
}

.nav-primary {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 0;
    flex: 0 1 auto;
}

.nav-secondary {
    display: flex;
    align-items: center;
    gap: 6px;
    max-width: 165px;
    overflow: hidden;
    opacity: clamp(0, calc(1 - (var(--nav-progress, 0) * 1.35)), 1);
    transform: translateX(calc(var(--nav-progress, 0) * 10px)) scale(calc(1 - (var(--nav-progress, 0) * 0.16)));
    transform-origin: right center;
    transition: opacity 0.28s ease,
        transform 0.3s cubic-bezier(0.32, 0.72, 0, 1),
        max-width 0.3s cubic-bezier(0.32, 0.72, 0, 1);
}

#main-nav[data-nav-mode="compact"] .nav-secondary,
#main-nav[data-nav-mode="submenu"] .nav-secondary {
    max-width: 0;
    opacity: 0;
    transform: translateX(10px) scale(0.84);
    pointer-events: none;
    gap: 0;
}

.nav-divider {
    width: 0.5px;
    height: 20px;
    background: var(--border-color);
    margin: 0 var(--space-1);
    opacity: 0.6;
}

#menu-toggle,
#lang-toggle,
#theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    outline: none;
    font-family: inherit;
}

#menu-toggle {
    transition: transform 0.25s cubic-bezier(0.2, 0.8, 0.2, 1);
}

#main-nav[data-nav-mode="compact"] #menu-toggle,
#main-nav[data-nav-mode="submenu"] #menu-toggle {
    width: 100%;
    justify-content: center;
    transform: scale(0.98);
}

#main-nav[data-nav-mode="compact"] .current-indicator,
#main-nav[data-nav-mode="submenu"] .current-indicator {
    flex-direction: row;
    gap: 7px;
}

#main-nav[data-nav-mode="compact"] #menu-toggle span,
#main-nav[data-nav-mode="submenu"] #menu-toggle span {
    font-size: 0.72rem;
}

#main-nav[data-nav-mode="compact"] .nav-primary,
#main-nav[data-nav-mode="submenu"] .nav-primary {
    width: 100%;
    justify-content: center;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--text-secondary);
    opacity: 0.8;
}

.bottom-nav .nav-item>span,
.bottom-nav .nav-item .current-indicator>span {
    line-height: 1;
}

.nav-item.active,
.nav-item:hover {
    color: var(--text-primary);
    opacity: 1;
}

.nav-item:hover .nav-icon {
    transform: scale(1.15);
    transition: transform 0.2s ease;
}

@keyframes wiggle {
    0% {
        transform: scale(1) rotate(0deg);
    }

    15% {
        transform: scale(1.3) rotate(-12deg);
    }

    30% {
        transform: scale(0.85) rotate(10deg);
    }

    45% {
        transform: scale(1.15) rotate(-6deg);
    }

    60% {
        transform: scale(0.95) rotate(4deg);
    }

    75% {
        transform: scale(1.05) rotate(-2deg);
    }

    100% {
        transform: scale(1) rotate(0deg);
    }
}

.nav-item-wiggle .nav-icon {
    animation: wiggle 0.6s ease-in-out;
}

.nav-icon {
    width: 22px;
    height: 22px;
    transition: transform 0.2s ease;
}

/* Icon Button & Expanding Pill */
.icon-btn {
    position: relative;
    height: 60px;
    min-width: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 30px;
    transition: all 0.6s var(--liquid-ease);
    border: 0.5px solid var(--border-color);
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: var(--text-primary);
    cursor: pointer;
    overflow: hidden;
    padding: 0 var(--space-4);
    white-space: nowrap;
    box-shadow: none;
}

.icon-text {
    max-width: 0;
    opacity: 0;
    margin-left: 0;
    transition: all 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
    font-size: 0.9rem;
    font-weight: 500;
    line-height: 1;
}

.icon-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    padding: 0 24px;
    /* Expand padding */
}

[data-theme="light"] .icon-btn:hover {
    background: rgba(0, 0, 0, 0.05);
}

.icon-btn:hover .icon-text {
    max-width: 150px;
    opacity: 1;
    margin-left: 10px;
    /* Push text to the right of the icon */
}

.icon-btn:hover svg {
    animation: wiggle 0.6s ease-in-out;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.modal-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.modal-container {
    position: relative;
    width: 90%;
    max-width: 500px;
    padding: 40px;
    border-radius: 16px;
    transform: translateY(0) scale(1);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.modal-overlay.hidden .modal-container {
    transform: translateY(20px) scale(0.95);
}

.modal-close-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.2s;
}

.modal-close-btn:hover {
    color: var(--text-primary);
}

/* Cookie Consent */
.menu-separator {
    height: 1px;
    background: var(--border-color);
    margin: 8px 15px;
    opacity: 0.5;
}

.animated-cookie {
    position: fixed;
    bottom: calc(28px + var(--nav-bottom-offset, 8px) + env(safe-area-inset-bottom, 0px));
    /* Aligned vertically with the bottom nav */
    left: 50%;
    margin-left: -25px;
    /* Center alignment */
    z-index: 9999;
    width: 50px;
    height: 50px;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    pointer-events: none;
    opacity: 0;
}

.animated-cookie.rolling {
    animation: rollIntoMenu 0.8s cubic-bezier(0.25, 1, 0.3, 1) forwards;
}

@keyframes rollIntoMenu {
    0% {
        transform: translateY(-80px) rotate(0deg) scale(1.5);
        opacity: 0;
    }

    15% {
        opacity: 1;
    }

    75% {
        transform: translateY(-20px) rotate(-360deg) scale(1);
        opacity: 1;
    }

    100% {
        transform: translateY(10px) rotate(-720deg) scale(0);
        opacity: 0;
    }
}

.cookie-popup {
    position: fixed;
    bottom: calc(var(--nav-bottom-offset, 8px) + env(safe-area-inset-bottom, 0px));
    left: 50%;
    transform: translateX(-50%) scale(1) translateY(0);
    width: 320px;
    padding: 24px;
    border-radius: 24px;
    z-index: 1001;
    transform-origin: 50% 100%;
    opacity: 1;
    filter: blur(0);
    transition: transform 0.46s cubic-bezier(0.22, 1, 0.36, 1),
        opacity 0.34s ease,
        border-radius 0.46s cubic-bezier(0.22, 1, 0.36, 1),
        filter 0.34s ease;
}

@media (prefers-reduced-motion: reduce) {

    .bottom-nav,
    .submenu-container {
        transition-duration: 0.18s !important;
        animation: none !important;
    }

    .nav-item-wiggle .nav-icon {
        animation-duration: 0.25s;
    }
}

.cookie-popup.hidden {
    opacity: 0;
    pointer-events: none;
    transform: translateX(-50%) scale(0.35, 0.4) translateY(10px);
    border-radius: 9999px;
    filter: blur(8px);
}

.cookie-pill-btn {
    width: 100%;
    padding: 12px 24px;
    font-size: 0.85rem;
    font-weight: 600;
    font-family: var(--font-main);
    letter-spacing: 0.03em;
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 9999px;
    cursor: pointer;
    transition: background 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.cookie-pill-btn:hover {
    background: rgba(255, 255, 255, 0.16);
    transform: scale(1.02);
}

.cookie-pill-btn:active {
    transform: scale(0.97);
}

[data-theme="light"] .cookie-pill-btn {
    background: rgba(0, 0, 0, 0.06);
    border-color: rgba(0, 0, 0, 0.1);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

[data-theme="light"] .cookie-pill-btn:hover {
    background: rgba(0, 0, 0, 0.1);
}

/* Toggle Switch */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
}

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

.toggle-switch .slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.2);
    transition: .4s;
    border-radius: 34px;
}

[data-theme="light"] .toggle-switch .slider {
    background-color: rgba(0, 0, 0, 0.2);
}

.toggle-switch .slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

.toggle-switch input:checked+.slider {
    background-color: #4CAF50;
}

.toggle-switch input:focus+.slider {
    box-shadow: 0 0 1px #4CAF50;
}

.toggle-switch input:checked+.slider:before {
    transform: translateX(20px);
}

.toggle-switch.disabled .slider {
    background-color: rgba(76, 175, 80, 0.5);
    cursor: not-allowed;
}

.toggle-switch.disabled .slider:before {
    background-color: rgba(255, 255, 255, 0.7);
}