:root {
    --accent: #3b82f6;
    --glass: rgba(255, 255, 255, 0.03);
    --border: rgba(255, 255, 255, 0.08);
}

html {
    overflow-x: hidden;
    overflow-y: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

html::-webkit-scrollbar {
    display: none;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", sans-serif;
    background-color: #000;
    color: #fff;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    overflow-y: auto;
}

.small-label {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", sans-serif;
    font-size: 0.625rem;
    font-weight: 500;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.5);
}

#scroll-indicator {
    position: fixed;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 100;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

#scroll-indicator.visible {
    opacity: 1;
}

#scroll-indicator .scroll-percent {
    font-size: 0.5rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    color: rgba(6, 182, 212, 0.6);
}

#scroll-indicator .scroll-line {
    width: 2px;
    height: 60px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 1px;
    position: relative;
    overflow: hidden;
}

#scroll-indicator .scroll-progress {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 0%;
    background: linear-gradient(180deg, rgba(6, 182, 212, 0.8), rgba(6, 182, 212, 0.4));
    border-radius: 1px;
    transition: height 0.1s ease;
}

.glass-effect {
    backdrop-filter: blur(50px) saturate(180%);
    -webkit-backdrop-filter: blur(50px) saturate(180%);
    background: var(--glass);
    border: 1px solid var(--border);
}

.glass-button {
    padding: 1.5rem 3rem;
    border-radius: 9999px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.4em;
    text-transform: uppercase;
    transition: all 1s;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    color: white;
}

.glass-button.primary {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
}

.glass-button.secondary {
    background: transparent;
    color: rgba(255, 255, 255, 0.3);
}

.glass-button.demo-highlight {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.15), rgba(59, 130, 246, 0.15));
    border: 1px solid rgba(6, 182, 212, 0.3);
    color: rgba(6, 182, 212, 0.9);
    box-shadow: 0 0 30px rgba(6, 182, 212, 0.15), inset 0 0 20px rgba(6, 182, 212, 0.05);
}

.glass-button.demo-highlight:hover {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.25), rgba(59, 130, 246, 0.25));
    border-color: rgba(6, 182, 212, 0.5);
    color: #fff;
    box-shadow: 0 0 40px rgba(6, 182, 212, 0.25), inset 0 0 30px rgba(6, 182, 212, 0.1);
    transform: translateY(-3px);
}

.glass-button.demo-cta {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.2), rgba(59, 130, 246, 0.2));
    border: 1px solid rgba(6, 182, 212, 0.4);
    color: white;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.3em;
    box-shadow: 0 0 40px rgba(6, 182, 212, 0.2), inset 0 0 25px rgba(6, 182, 212, 0.08);
    animation: ctaPulse 3s ease-in-out infinite;
}

.glass-button.demo-cta:hover {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.35), rgba(59, 130, 246, 0.35));
    border-color: rgba(6, 182, 212, 0.6);
    box-shadow: 0 0 60px rgba(6, 182, 212, 0.35), inset 0 0 35px rgba(6, 182, 212, 0.12);
    transform: translateY(-4px) scale(1.02);
}

@keyframes ctaPulse {
    0%, 100% { box-shadow: 0 0 40px rgba(6, 182, 212, 0.2), inset 0 0 25px rgba(6, 182, 212, 0.08); }
    50% { box-shadow: 0 0 60px rgba(6, 182, 212, 0.3), inset 0 0 30px rgba(6, 182, 212, 0.12); }
}

.glass-button:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
    color: #fff;
}

.premium-border::before {
    content: "";
    position: absolute;
    inset: 0;
    padding: 1.5px;
    border-radius: inherit;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.4) 0%, transparent 40%, transparent 60%, rgba(255, 255, 255, 0.2) 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    opacity: 0.3;
}

.ring-vortex {
    transition: transform 0.5s ease-out;
}

.ring-1 {
    animation: rotate-metallic 25s linear infinite;
}

.ring-2 {
    animation: rotate-metallic 18s linear infinite reverse;
}

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

.animate-pulse-slow {
    animation: pulse-glow 8s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.1); }
}

.pillar-card {
    border-left: 1px solid rgba(255, 255, 255, 0.05);
    padding-left: 2.5rem;
    padding-top: 1rem;
    padding-bottom: 1rem;
    transition: all 0.7s;
}

.pillar-card:hover {
    border-left-color: white;
}

#demo-modal {
    will-change: opacity, transform;
}

.terminal-line {
    opacity: 0;
    transform: translateX(-10px);
    animation: terminal-appear 0.4s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

@keyframes terminal-appear {
    to { opacity: 1; transform: translateX(0); }
}

html.lenis {
    height: auto;
}
  
.lenis.lenis-smooth {
    scroll-behavior: auto;
}
  
.lenis.lenis-stopped {
    overflow: hidden;
}

::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* ===== RESPONSIVE IMPROVEMENTS ===== */
@media (max-width: 768px) {
    .glass-button {
        padding: 1.25rem 2rem;
        font-size: 9px;
        letter-spacing: 0.3em;
        min-width: 220px !important;
    }

    .pillar-card {
        padding-left: 1.5rem;
        padding-top: 0.75rem;
        padding-bottom: 0.75rem;
        margin-bottom: 2rem;
    }

    #demo-modal .grid {
        gap: 2rem;
        padding: 1rem;
    }

    #demo-modal h2 {
        font-size: 2rem;
    }

    #demo-modal p {
        font-size: 0.95rem;
    }

    #close-modal {
        top: 1rem;
        right: 1rem;
        width: 3rem;
        height: 3rem;
    }
}

@media (max-width: 640px) {
    #global-lang {
        top: 1rem;
        left: 1rem;
        right: auto;
    }

    #mute-toggle {
        bottom: 1rem;
        right: 1rem;
        width: 2.75rem;
        height: 2.75rem;
    }

    #splash-screen {
        padding: 1.5rem;
    }

    #portal-ui {
        padding: 1.5rem;
    }

    #portal-buttons {
        gap: 0.75rem;
    }

    #site-content nav {
        padding: 1.25rem 1.5rem;
    }

    #site-content nav .text-xs {
        font-size: 8px;
        letter-spacing: 0.4em;
    }

    #site-content section {
        padding: 6rem 1.5rem;
    }

    #pillars-title {
        font-size: 1.75rem;
        margin-bottom: 1.5rem;
    }

    footer {
        padding: 3rem 1.5rem;
    }
}

/* ===== LOGO STAGE REDESIGN ===== */
.logo-orbital-ring {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.06);
    animation: orbit-spin 20s linear infinite;
}

.logo-orbital-ring:nth-child(2) {
    animation-duration: 25s;
    animation-direction: reverse;
}

.logo-orbital-ring:nth-child(3) {
    animation-duration: 30s;
}

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

.logo-core {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at 30% 30%, rgba(59, 130, 246, 0.15), transparent 70%);
    border-radius: 50%;
    box-shadow: 
        0 0 80px rgba(59, 130, 246, 0.2),
        inset 0 0 60px rgba(0, 0, 0, 0.8);
}

.logo-core::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, transparent 50%, rgba(59, 130, 246, 0.2) 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    padding: 1px;
}

.logo-glow-orb {
    position: absolute;
    width: 8px;
    height: 8px;
    background: white;
    border-radius: 50%;
    box-shadow: 0 0 20px 4px rgba(255, 255, 255, 0.8);
    animation: orb-pulse 3s ease-in-out infinite;
}

@keyframes orb-pulse {
    0%, 100% { opacity: 0.6; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.2); }
}

/* Volume Slider */
.volume-slider-container {
    width: 0;
    overflow: hidden;
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s;
    opacity: 0;
    display: flex;
    align-items: center;
    padding: 0 12px;
    height: 40px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
}

#audio-controls:hover .volume-slider-container,
#audio-controls.active .volume-slider-container {
    width: 120px;
    opacity: 1;
}

.volume-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    outline: none;
    cursor: pointer;
}

.volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    cursor: pointer;
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.5);
    transition: transform 0.2s, box-shadow 0.2s;
}

.volume-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 15px rgba(59, 130, 246, 0.7);
}

.volume-slider::-moz-range-thumb {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    cursor: pointer;
    border: none;
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.5);
}

/* Modal Carousel */
.modal-carousel-container {
    position: relative;
}

.carousel-slides-modal {
    position: absolute;
    inset: 0;
}

.carousel-slide-modal {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transform: scale(1.05);
    transition: opacity 2s cubic-bezier(0.4, 0, 0.2, 1), transform 10s cubic-bezier(0.4, 0, 0.2, 1);
}

.carousel-slide-modal.active {
    opacity: 1;
    transform: scale(1);
    animation: kenBurnsModal 10s ease-in-out infinite alternate;
}

@keyframes kenBurnsModal {
    0% { transform: scale(1) translate(0, 0); }
    100% { transform: scale(1.06) translate(-0.5%, -0.5%); }
}

.carousel-dots-modal {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    padding: 10px 20px;
    background: rgba(0, 0, 0, 0.4);
    border-radius: 30px;
    backdrop-filter: blur(10px);
    z-index: 10;
}

.carousel-dot-modal {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.carousel-dot-modal.active {
    background: rgba(59, 130, 246, 0.9);
    box-shadow: 0 0 15px rgba(59, 130, 246, 0.6);
    transform: scale(1.4);
}

.carousel-dot-modal:hover:not(.active) {
    background: rgba(255, 255, 255, 0.4);
    transform: scale(1.2);
}

.carousel-glow-modal {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(59, 130, 246, 0.1) 0%,
        transparent 30%,
        transparent 70%,
        rgba(168, 85, 247, 0.08) 100%
    );
    pointer-events: none;
    z-index: 5;
}

.modal-carousel-container::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(0, 0, 0, 0.5) 100%);
    pointer-events: none;
    z-index: 4;
}

.info-carousel-container {
    max-width: 800px;
    margin: 0 auto;
}

.info-carousel-slides {
    position: relative;
    min-height: 320px;
}

.info-slide {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 1.5rem;
    backdrop-filter: blur(20px);
    opacity: 0;
    transform: translateX(50px);
    pointer-events: none;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.info-slide.active {
    opacity: 1;
    transform: translateX(0);
    pointer-events: auto;
}

.info-slide.prev {
    opacity: 0;
    transform: translateX(-50px);
}

.info-slide-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.1), rgba(59, 130, 246, 0.1));
    border: 1px solid rgba(6, 182, 212, 0.2);
    border-radius: 1.25rem;
    color: rgba(6, 182, 212, 0.9);
    margin-bottom: 1.5rem;
}

.info-slide-title {
    font-size: 1.5rem;
    font-weight: 300;
    letter-spacing: 0.05em;
    color: white;
    margin-bottom: 1rem;
}

.info-slide-desc {
    font-size: 0.875rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.5);
    max-width: 500px;
    margin-bottom: 1.5rem;
}

.info-slide-detail {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    padding: 0.75rem 1.25rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 9999px;
}

.detail-label {
    font-size: 0.625rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgba(6, 182, 212, 0.7);
    font-weight: 600;
}

.detail-value {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.6);
    font-family: 'SF Mono', 'Monaco', monospace;
}

.info-carousel-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 2rem;
}

.info-nav-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    color: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: all 0.3s;
}

.info-nav-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(6, 182, 212, 0.3);
    color: rgba(6, 182, 212, 0.9);
}

.info-carousel-dots {
    display: flex;
    gap: 0.5rem;
}

.info-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    cursor: pointer;
    transition: all 0.3s;
}

.info-dot.active {
    background: rgba(6, 182, 212, 0.8);
    box-shadow: 0 0 12px rgba(6, 182, 212, 0.5);
    transform: scale(1.3);
}

.info-dot:hover:not(.active) {
    background: rgba(255, 255, 255, 0.3);
}

@media (max-width: 640px) {
    .info-carousel-slides {
        min-height: 380px;
    }
    
    .info-slide {
        padding: 1.5rem;
    }
    
    .info-slide-icon {
        width: 60px;
        height: 60px;
    }
    
    .info-slide-title {
        font-size: 1.25rem;
    }
    
    .info-slide-desc {
        font-size: 0.8125rem;
    }
    
    .info-slide-detail {
        flex-direction: column;
        gap: 0.25rem;
        padding: 0.625rem 1rem;
    }
}