:root {
    /* Color Palette */
    --bg-1: #0B0F14;
    --bg-2: #12161B;
    --bg-3: #171A20;
    --text-1: #E6F0F6;
    --text-2: #BFC7CF;
    --accent-1: #FF3B6B;
    --accent-2: #FF7AA2;
    --accent-3: #FE2C55;
    --comp-1: #E63360;
    --comp-2: #29CC7A;
    --comp-3: #5BB8FF;
    --comp-4: #D64550;

    /* Font */
    --font-main: 'Inter Tight', sans-serif;
}

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

html,
body {
    height: 100%;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background: radial-gradient(circle at center, var(--bg-2) 0%, var(--bg-1) 100%);
    background-attachment: fixed;
    color: var(--text-1);
    overflow-y: hidden;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

/* Card / Section Styles */
.card-viewport {
    min-height: 100vh;
    width: 100vw;
    position: relative;
    perspective: 1400px;
    scroll-snap-type: y mandatory;
}

/* Vignette overlay */
.card-viewport::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 100;
    background: linear-gradient(to bottom,
            var(--bg-1) 0%,
            transparent 15%,
            transparent 85%,
            var(--bg-1) 100%);
}

.card-stack {
    width: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
}

.card {
    flex: 0 0 100vh;
    width: 100vw;
    scroll-snap-align: start;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    background: transparent;
    opacity: 0;
    transform: translate3d(0, 10vh, -80px) scale(0.94);
    transition: opacity 0.8s ease, transform 1s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform, opacity;
}

.card.active {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
}

.card.previous {
    opacity: 0;
    transform: translate3d(0, -12vh, -120px) scale(0.9);
}

.card.next {
    opacity: 0;
    transform: translate3d(0, 12vh, -120px) scale(0.9);
}

.card.entering-bottom {
    animation: riseFromDepth 1s cubic-bezier(0.19, 1, 0.22, 1) both;
}

.card.entering-top {
    animation: dropFromSky 1s cubic-bezier(0.19, 1, 0.22, 1) both;
}

@keyframes riseFromDepth {
    0% {
        opacity: 0;
        transform: translate3d(0, 25vh, -150px) scale(0.9);
    }
    70% {
        opacity: 1;
        transform: translate3d(0, -2vh, -20px) scale(1.02);
    }
    100% {
        opacity: 1;
        transform: translate3d(0, 0, 0) scale(1);
    }
}

@keyframes dropFromSky {
    0% {
        opacity: 0;
        transform: translate3d(0, -25vh, -150px) scale(0.9);
    }
    70% {
        opacity: 1;
        transform: translate3d(0, 2vh, -20px) scale(1.02);
    }
    100% {
        opacity: 1;
        transform: translate3d(0, 0, 0) scale(1);
    }
}

/* Glassmorphism Utilities */
.glass-panel-sm {
    background: rgba(23, 26, 32, 0.6);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 3rem;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

.glass-btn {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-1);
}

.glass-footer {
    background: rgba(23, 26, 32, 0.8);
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* Card 1: Home */
#home {
    justify-content: center;
    align-items: center;
    text-align: center;
}

/* Hero Visuals */
.hero-visuals {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.disc {
    position: absolute;
    border-radius: 50%;
    opacity: 0.8;
}

#home .disc {
    opacity: 0;
}

.disc-tl {
    top: -10%;
    left: -10%;
    transform-origin: center;
}

.disc-tl.disc-1 {
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, rgba(255, 59, 107, 0.1) 0%, transparent 70%);
}

.disc-tl.disc-2 {
    width: 45vw;
    height: 45vw;
    border: 1px solid rgba(255, 59, 107, 0.2);
    opacity: 0;
}

.disc-tl.disc-3 {
    width: 30vw;
    height: 30vw;
    background: radial-gradient(circle, rgba(91, 184, 255, 0.05) 0%, transparent 70%);
    opacity: 0;
}

.disc-br {
    bottom: -10%;
    right: -10%;
    transform-origin: center;
}

.disc-br.disc-1 {
    width: 55vw;
    height: 55vw;
    background: radial-gradient(circle, rgba(41, 204, 122, 0.05) 0%, transparent 70%);
}

.disc-br.disc-2 {
    width: 40vw;
    height: 40vw;
    border: 1px solid rgba(41, 204, 122, 0.1);
    opacity: 0;
}

.disc-br.disc-3 {
    width: 25vw;
    height: 25vw;
    background: radial-gradient(circle, rgba(255, 122, 162, 0.05) 0%, transparent 70%);
    opacity: 0;
}

#home.hero-enter .disc-tl.disc-1 { animation: rotateInTL 1.2s cubic-bezier(0.2, 0.8, 0.2, 1) forwards; }
#home.hero-enter .disc-tl.disc-2 { animation: rotateInTL 1.3s cubic-bezier(0.2, 0.8, 0.2, 1) forwards; animation-delay: 0.15s; }
#home.hero-enter .disc-tl.disc-3 { animation: rotateInTL 1.4s cubic-bezier(0.2, 0.8, 0.2, 1) forwards; animation-delay: 0.3s; }

#home.hero-enter .disc-br.disc-1 { animation: rotateInBR 1.2s cubic-bezier(0.2, 0.8, 0.2, 1) forwards; }
#home.hero-enter .disc-br.disc-2 { animation: rotateInBR 1.3s cubic-bezier(0.2, 0.8, 0.2, 1) forwards; animation-delay: 0.15s; }
#home.hero-enter .disc-br.disc-3 { animation: rotateInBR 1.4s cubic-bezier(0.2, 0.8, 0.2, 1) forwards; animation-delay: 0.3s; }

#home.hero-exit .disc-tl.disc-1 { animation: rollOutTL 0.6s cubic-bezier(0.55, 0.06, 0.68, 0.19) forwards; }
#home.hero-exit .disc-tl.disc-2 { animation: rollOutTL 0.6s cubic-bezier(0.55, 0.06, 0.68, 0.19) forwards; animation-delay: 0.05s; }
#home.hero-exit .disc-tl.disc-3 { animation: rollOutTL 0.6s cubic-bezier(0.55, 0.06, 0.68, 0.19) forwards; animation-delay: 0.1s; }

#home.hero-exit .disc-br.disc-1,
#home.hero-exit .disc-br.disc-2,
#home.hero-exit .disc-br.disc-3 { animation: rollOutBR 0.6s cubic-bezier(0.55, 0.06, 0.68, 0.19) forwards; }

@keyframes rotateInTL {
    0% { transform: translate(-50%, -50%) rotate(-90deg) scale(0.5); opacity: 0; }
    100% { transform: translate(0, 0) rotate(0deg) scale(1); opacity: 0.8; }
}
@keyframes rotateInBR {
    0% { transform: translate(50%, 50%) rotate(90deg) scale(0.5); opacity: 0; }
    100% { transform: translate(0, 0) rotate(0deg) scale(1); opacity: 0.8; }
}
@keyframes rollOutTL {
    0% { transform: translate(0, 0) rotate(0deg) scale(1); opacity: 0.8; }
    100% { transform: translate(-50%, -50%) rotate(-90deg) scale(0.4); opacity: 0; }
}
@keyframes rollOutBR {
    0% { transform: translate(0, 0) rotate(0deg) scale(1); opacity: 0.8; }
    100% { transform: translate(50%, 50%) rotate(90deg) scale(0.4); opacity: 0; }
}

/* Nav */
nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 2rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent-1);
    letter-spacing: -0.05em;
}

.nav-links a {
    color: var(--text-2);
    text-decoration: none;
    margin-left: 2rem;
    font-weight: 600;
    transition: color 0.3s ease;
}

.nav-links a:hover { color: var(--accent-1); }

/* Hero Content */
.hero-content {
    z-index: 2;
    position: relative;
}

.bouncing-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
    height: 20px;
}

.dot {
    width: 12px;
    height: 12px;
    background-color: var(--accent-1);
    border-radius: 50%;
    opacity: 0;
}

.dot:nth-child(1) { animation-delay: 2.5s; background-color: var(--accent-1); }
.dot:nth-child(2) { animation-delay: 2.7s; background-color: var(--comp-2); }
.dot:nth-child(3) { animation-delay: 2.9s; background-color: var(--comp-3); }

#home.hero-enter .dot { animation: bounceDrop 1s cubic-bezier(0.3, 1.5, 0.5, 1) forwards; }
#home.hero-enter .dot:nth-child(1) { animation-delay: 2.3s; }
#home.hero-enter .dot:nth-child(2) { animation-delay: 2.5s; }
#home.hero-enter .dot:nth-child(3) { animation-delay: 2.7s; }

@keyframes bounceDrop {
    0% { transform: translateY(-100px); opacity: 0; }
    60% { transform: translateY(10px); opacity: 1; }
    80% { transform: translateY(-5px); }
    100% { transform: translateY(0); opacity: 1; }
}

.hero-content h1 {
    font-size: 6rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.04em;
    opacity: 0;
}

#home.hero-enter .hero-content h1 { animation: fadeIn 1.4s ease-out forwards; animation-delay: 1s; }

.hero-content .highlight {
    color: var(--accent-1);
    background: -webkit-linear-gradient(45deg, var(--accent-1), var(--accent-2));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.tagline {
    font-size: 1.8rem;
    color: var(--text-2);
    font-weight: 300;
    opacity: 0;
}

#home.hero-enter .tagline { animation: fadeIn 1.2s ease-out forwards; animation-delay: 1.3s; }

#home.hero-exit .hero-content { animation: heroFadeOut 0.5s ease forwards; }
#home.hero-exit .bouncing-dots .dot { animation: fadeOutDots 0.4s ease forwards; }

#home.hero-hidden .disc,
#home.hero-hidden .hero-content,
#home.hero-hidden .dot { opacity: 0; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes heroFadeOut {
    from { opacity: 1; transform: translateY(0); }
    to { opacity: 0; transform: translateY(-15px); }
}

@keyframes fadeOutDots {
    from { opacity: 1; }
    to { opacity: 0; }
}

/* Card 2: Features - 3D Cylinder Engine */
#features {
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    perspective: 1000px;
    position: relative;
}

.carousel-scene {
    width: 320px;
    height: 650px;
    position: relative;
    perspective: 1000px;
}

/* Pivot Wrapper for Entrance/Exit Spins */
.carousel-pivot {
    width: 100%;
    height: 100%;
    position: absolute;
    transform-style: preserve-3d;
    transition: transform 1s;
}

/* Entrance Spin (Coming from bottom) */
#features.entering-bottom .carousel-pivot {
    animation: cylinderSpinIn 1.2s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

/* Exit Spin (Triggered explicitly before page moves OR when page has moved) */
#features.previous .carousel-pivot,
#features.preparing-exit .carousel-pivot { 
    animation: cylinderSpinOut 0.8s cubic-bezier(0.55, 0.06, 0.68, 0.19) forwards;
    transform-style: preserve-3d; /* Forces browser to keep depth */
}

/* Reverse Spin (Going back to Home) */
#features.entering-top .carousel-pivot {
    animation: cylinderSpinInReverse 1.2s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}


@keyframes cylinderSpinIn {
    from { transform: rotateY(120deg) translateY(100px); }
    to { transform: rotateY(0deg) translateY(0); }
}

@keyframes cylinderSpinInReverse {
    from { transform: rotateY(-120deg) translateY(-100px); }
    to { transform: rotateY(0deg) translateY(0); }
}

/* UPDATED: Roll Out Physics */
/* UPDATED: Roll Out Physics */
@keyframes cylinderSpinOut {
    from { 
        transform: rotateY(0deg) translateY(0); 
    }
    to { 
        /* Spins opposite to entry and moves UP */
        /* Opacity removed to preserve 3D volume */
        transform: rotateY(-120deg) translateY(-150px); 
    }
}

.carousel {
    width: 100%;
    height: 100%;
    position: absolute;
    transform-style: preserve-3d;
    transition: transform 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.carousel-cell {
    position: absolute;
    width: 320px;
    height: 650px;
    left: 0;
    top: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0.9;
    transition: opacity 0.3s;
}

.carousel-cell.selected {
    opacity: 1;
    z-index: 10;
}

.mockup-placeholder {
    width: 100%;
    height: 100%;
    background: var(--bg-1);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 45px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--text-2);
    font-size: 1.5rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    position: relative;
    overflow: hidden;
    backface-visibility: hidden;
    
    /* Expansion Logic */
    /* Start compressed */
    transform: translateZ(0px);
    transition: transform 1s cubic-bezier(0.2, 0.8, 0.2, 1);
}

/* Active State: Expansion */
#features.active .mockup-placeholder {
    transform: translateZ(60px); 
    transition-delay: 0.6s; 
}

/* Leave State: Collapse */
#features.previous .mockup-placeholder,
#features.next .mockup-placeholder,
#features.preparing-exit .mockup-placeholder { /* Added this line */
    transform: translateZ(0px);
    transition-delay: 0s; /* Collapse immediately on exit */
}

.mockup-placeholder::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent 45%, rgba(255, 255, 255, 0.05) 50%, transparent 55%);
    transform: rotate(30deg);
}

.carousel-controls {
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 10%;
    transform: translateY(-50%);
    pointer-events: none;
    z-index: 100;
}

.carousel-controls button {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.5rem;
    font-weight: bold;
    transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
    pointer-events: auto;
    display: flex;
    justify-content: center;
    align-items: center;
}

.carousel-controls button:hover {
    background: var(--accent-1);
    border-color: var(--accent-1);
    transform: scale(1.1);
    box-shadow: 0 0 20px rgba(255, 59, 107, 0.4);
}

/* Card 3: Download & Footer */
#download {
    justify-content: center;
    align-items: center;
    position: relative;
}

.ambient-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 30%, rgba(255, 59, 107, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(91, 184, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
    opacity: 0;
    transform: scale(1.1);
    transition: opacity 1.2s cubic-bezier(0.4, 0, 0.2, 1), transform 1.4s cubic-bezier(0.4, 0, 0.2, 1);
}

#download.active .ambient-bg {
    opacity: 1;
    transform: scale(1);
    animation: ambientFadeIn 1.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes ambientFadeIn {
    0% { opacity: 0; transform: scale(1.15); filter: blur(20px); }
    40% { opacity: 0.4; transform: scale(1.05); filter: blur(10px); }
    70% { opacity: 0.8; transform: scale(1.02); filter: blur(5px); }
    100% { opacity: 1; transform: scale(1); filter: blur(0px); }
}

.download-content {
    text-align: center;
    margin-bottom: auto;
    margin-top: auto;
    z-index: 2;
}

.download-content h2 {
    font-size: 4rem;
    margin-bottom: 3rem;
    font-weight: 800;
}

.store-buttons {
    display: flex;
    gap: 2rem;
    justify-content: center;
}

.btn {
    padding: 1.2rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    font-size: 1.1rem;
}

.store-btn {
    background: var(--accent-1);
    color: white;
}

.store-btn:hover {
    transform: translateY(-5px) scale(1.05);
}

footer {
    width: 100%;
    padding: 4rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    z-index: 2;
}

.socials {
    display: flex;
    gap: 3rem;
}

.socials a {
    color: var(--text-2);
    text-decoration: none;
    font-size: 1.2rem;
    transition: color 0.3s;
}

.socials a:hover { color: var(--accent-1); }

.legal {
    display: flex;
    gap: 3rem;
    font-size: 1rem;
}

.legal a {
    color: var(--text-2);
    text-decoration: none;
    opacity: 0.7;
    transition: opacity 0.3s;
}

.legal a:hover { opacity: 1; }

footer p {
    color: var(--text-2);
    opacity: 0.5;
    font-size: 0.9rem;
    margin-top: 1rem;
}

/* Scroll Triggered Animations */
.card .download-content,
.card footer {
    opacity: 0;
    transform: translateY(30px);
    transition: all 1s ease-out;
}

.card.active .download-content,
.card.active footer {
    opacity: 1;
    transform: translateY(0);
}

.card.active .download-content { transition-delay: 0.2s; }
.card.active footer { transition-delay: 0.4s; }

/* --- SCROLLABLE PAGE OVERRIDES (For Terms/Privacy) --- */
body.scrollable-page {
    overflow-y: auto !important; /* Force native scroll */
    overflow-x: hidden;
    padding-top: 100px; /* Space for the fixed navbar */
    height: auto; /* Allow body to grow with content */
}

.legal-container {
    width: 90%;
    max-width: 800px;
    margin: 0 auto 4rem auto;
    background: rgba(23, 26, 32, 0.6); /* Matches your glass-panel-sm */
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 3rem;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

.legal-content h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--accent-1);
}

.legal-content h2 {
    font-size: 1.5rem;
    color: var(--text-1);
    margin-top: 2.5rem;
    margin-bottom: 1rem;
}

.legal-content p, .legal-content ul {
    color: var(--text-2);
    line-height: 1.8;
    margin-bottom: 1rem;
    font-size: 1rem;
}

.legal-content ul {
    padding-left: 1.5rem;
}

.legal-content li {
    margin-bottom: 0.5rem;
}

/* Mobile Adjustments for Legal Page */
@media (max-width: 768px) {
    .legal-container {
        padding: 1.5rem;
        width: 95%;
    }
    .legal-content h1 {
        font-size: 2rem;
    }
}

/* --- FORMAL LEGAL PAGE STYLING --- */

/* 1. Page Layout Override */
body.scrollable-page {
    overflow-y: auto !important; /* Force native scroll */
    overflow-x: hidden;
    padding-top: 80px; /* Space for Navbar */
    display: flex;
    flex-direction: column;
    min-height: 100vh; /* Ensures footer sits at bottom */
}

/* 2. The Glass Container */
.legal-container {
    width: 90%;
    max-width: 800px;
    margin: 2rem auto 5rem auto; /* Bottom margin prevents overlap with footer */
    background: rgba(18, 22, 27, 0.7); 
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 4rem;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

/* 3. Formal Typography */
.legal-content h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-1);
    letter-spacing: -0.02em;
}

.last-updated {
    font-size: 0.9rem;
    color: var(--text-2);
    opacity: 0.7;
    margin-bottom: 2rem;
}

.legal-divider {
    border: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 3rem;
}

.legal-section {
    margin-bottom: 2.5rem;
}

.legal-content h2 {
    font-size: 1.25rem;
    color: var(--text-1);
    margin-bottom: 1rem;
    font-weight: 600;
}

.legal-content p, 
.legal-content li {
    color: var(--text-2);
    line-height: 1.7; /* Improves readability */
    font-size: 1rem;
    text-align: justify; /* Formal look */
    letter-spacing: 0.01em;
}

.legal-content ul {
    list-style-type: none; /* Cleaner look than bullets */
    padding-left: 0;
    margin-top: 1rem;
}

.legal-content li {
    margin-bottom: 0.8rem;
    padding-left: 1.5rem;
    position: relative;
}

/* Custom Bullet Points */
.legal-content li::before {
    content: '•';
    color: var(--accent-1);
    position: absolute;
    left: 0;
    font-weight: bold;
}

.contact-info {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px dashed rgba(255, 255, 255, 0.1);
}

/* 4. Mobile Optimizations for Terms Page */
@media (max-width: 768px) {
    .legal-container {
        padding: 2rem 1.5rem;
        width: 95%;
        margin-bottom: 2rem;
    }
    
    .legal-content h1 {
        font-size: 2rem;
    }
    
    .legal-content p {
        text-align: left; /* Justify looks bad on small screens */
    }
    
    /* Ensure footer fits */
    footer.glass-footer {
        padding: 3rem 1rem;
    }
}