.hero,
.nav-container {
    margin: 0 auto;
    max-width: 1280px
}

.hero,
.nav-container,
section {
    max-width: 1280px
}

.feature-card p,
.hero p,
.nav-links a,
.section-title p {
    color: var(--text-muted)
}

.bte-key,
.input-field {
    font-family: 'JetBrains Mono', monospace
}

.bte-key,
.btn {
    cursor: pointer
}

.btn,
.nav-links a,
.playstore-btn {
    text-decoration: none
}

.cta-container,
.hero,
.section-title,
footer {
    text-align: center
}

:root {
    --bg-dark: #07090e;
    --bg-card: rgba(14, 19, 31, 0.65);
    --border-glass: rgba(0, 212, 255, 0.18);
    --border-hover: rgba(0, 212, 255, 0.6);
    --neon-cyan: #00d4ff;
    --neon-blue: #2563eb;
    --neon-purple: #9333ea;
    --neon-mint: #00f2fe;
    --text-main: #f8fafc;
    --text-muted: #94a3b8
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: 'Plus Jakarta Sans', sans-serif;
    overflow-x: hidden;
    line-height: 1.6
}

::selection {
    background-color: var(--neon-cyan);
    color: #000
}

.ambient-glow {
    position: fixed;
    width: 650px;
    height: 650px;
    border-radius: 50%;
    filter: blur(140px);
    z-index: -1;
    opacity: .35;
    pointer-events: none;
    animation: 18s ease-in-out infinite alternate floatGlow
}

.glow-1 {
    top: -150px;
    left: -100px;
    background: radial-gradient(circle, var(--neon-blue), transparent)
}

.glow-2 {
    bottom: 10%;
    right: -100px;
    background: radial-gradient(circle, var(--neon-cyan), transparent);
    animation-delay: -5s
}

.glow-3 {
    top: 50%;
    left: 30%;
    background: radial-gradient(circle, var(--neon-purple), transparent);
    opacity: .2
}

@keyframes floatGlow {
    0% {
        transform: translate(0, 0) scale(1)
    }

    50% {
        transform: translate(60px, 40px) scale(1.15)
    }

    100% {
        transform: translate(-40px, 80px) scale(.9)
    }
}

.glass-nav {
    background: rgba(7, 9, 14, .75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-glass)
}

.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-glass);
    border-radius: 24px;
    box-shadow: 0 10px 35px 0 rgba(0, 0, 0, .4), inset 0 0 1px 1px rgba(255, 255, 255, .05);
    transition: .4s cubic-bezier(.16, 1, .3, 1)
}

.glass-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-6px);
    box-shadow: 0 20px 45px 0 rgba(0, 212, 255, .15), 0 0 25px rgba(0, 212, 255, .1)
}

.btn-outline:hover,
.input-field:focus,
.playstore-btn:hover {
    border-color: var(--neon-cyan)
}

.glow-text {
    text-shadow: 0 0 25px rgba(0, 212, 255, .6)
}

.gradient-text {
    background: linear-gradient(135deg, #fff 20%, var(--neon-cyan) 80%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent
}

header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem
}

.brand {
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: -.5px;
    display: flex;
    align-items: center;
    gap: .6rem;
    flex-direction: column
}

.brand-sub {
    font-size: .75rem;
    color: var(--neon-cyan);
    background: rgba(0, 212, 255, .1);
    padding: 2px 8px;
    border-radius: 20px;
    border: 1px solid rgba(0, 212, 255, .3)
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none
}

.nav-links a {
    font-weight: 500;
    transition: color .3s
}

.nav-links a:hover {
    color: var(--neon-cyan);
    text-shadow: 0 0 10px var(--neon-cyan)
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: .6rem;
    padding: .85rem 1.75rem;
    border-radius: 9999px;
    font-weight: 600;
    font-size: .95rem;
    border: none;
    transition: .3s cubic-bezier(.16, 1, .3, 1)
}

.hero,
.phone-screen {
    flex-direction: column
}

.btn-primary {
    background: linear-gradient(135deg, var(--neon-cyan), var(--neon-blue));
    color: #040813;
    box-shadow: 0 4px 20px rgba(0, 212, 255, .4)
}

.btn-primary:hover {
    box-shadow: 0 6px 30px rgba(0, 212, 255, .7);
    transform: scale(1.03)
}

.btn-outline {
    background: rgba(255, 255, 255, .03);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, .15);
    backdrop-filter: blur(10px)
}

.hero-badge,
.icon-box {
    color: var(--neon-cyan)
}

.btn-outline:hover {
    box-shadow: 0 0 15px rgba(0, 212, 255, .25)
}

.hero {
    padding: 9rem 2rem 5rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    padding: .4rem 1rem;
    border-radius: 100px;
    background: rgba(0, 212, 255, .06);
    border: 1px solid var(--border-glass);
    font-size: .85rem;
    font-weight: 600;
    margin-bottom: 2rem;
    box-shadow: 0 0 15px rgba(0, 212, 255, .1)
}

.hero-cta,
.phone-screen {
    display: flex;
    gap: 1.2rem
}

.hero h1 {
    font-size: 4rem;
    line-height: 1.1;
    font-weight: 800;
    letter-spacing: -1.5px;
    margin-bottom: 1.5rem;
    max-width: 900px
}

.hero p {
    font-size: 1.25rem;
    max-width: 650px;
    margin-bottom: 2.5rem
}

.hero-cta {
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 4rem
}

.mockup-container {
    position: relative;
    width: 100%;
    max-width: 380px;
    margin: 0 auto;
    border-radius: 46px;
    padding: 12px;
    background: linear-gradient(145deg, #1e293b, #0f172a);
    box-shadow: 0 25px 60px -12px rgba(0, 212, 255, .25), 0 0 40px rgba(0, 212, 255, .1);
    border: 2px solid rgba(255, 255, 255, .1)
}

.phone-screen {
    background: #020617;
    border-radius: 36px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, .05);
    padding: 1.5rem
}

section {
    padding: 6rem 2rem;
    margin: 0 auto
}

.section-title {
    margin-bottom: 4rem
}

.section-title h2 {
    font-size: 2.75rem;
    letter-spacing: -1px;
    margin-bottom: .8rem
}

.section-title p {
    font-size: 1.1rem
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem
}

.feature-card {
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    position: relative;
    overflow: hidden
}

.bte-key,
.icon-box {
    align-items: center
}

.feature-card img {
    width: 100%;
    height: auto;
    border-radius: 1rem;
    margin-bottom: .5rem
}

.icon-box {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: rgba(0, 212, 255, .1);
    border: 1px solid rgba(0, 212, 255, .3);
    display: flex;
    justify-content: center;
    box-shadow: 0 0 20px rgba(0, 212, 255, .2)
}

.feature-card h3 {
    font-size: 1.4rem;
    font-weight: 700
}

.feature-card p {
    font-size: .95rem
}

.demo-window {
    background: #090e17;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, .08);
    padding: 1.5rem;
    margin-top: 1rem
}

.input-field {
    width: 100%;
    background: rgba(255, 255, 255, .04);
    border: 1px solid rgba(255, 255, 255, .1);
    border-radius: 10px;
    padding: .75rem 1rem;
    color: #fff;
    font-size: .85rem;
    outline: 0;
    transition: border-color .3s
}

.algo-badge,
footer {
    color: var(--text-muted)
}

.input-field:focus {
    box-shadow: 0 0 10px rgba(0, 212, 255, .2)
}

.badge-bar {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
    margin-top: .8rem
}

.algo-badge {
    font-size: .75rem;
    padding: .2rem .6rem;
    border-radius: 6px;
    background: rgba(255, 255, 255, .05);
    border: 1px solid rgba(255, 255, 255, .1)
}

.bte-grid {
    display: grid;
    grid-template-columns: repeat(10, 1fr);
    gap: 4px;
    background: #050811;
    padding: 12px;
    border-radius: 12px;
    border: 1px solid rgba(0, 212, 255, .2)
}

.bte-key {
    background: rgba(255, 255, 255, .04);
    border: 1px solid rgba(0, 212, 255, .2);
    color: #00d4ff;
    border-radius: 6px;
    height: 32px;
    display: flex;
    justify-content: center;
    font-size: .75rem;
    box-shadow: inset 0 0 4px rgba(0, 212, 255, .1);
    user-select: none;
    transition: .15s
}

.bte-key.active,
.bte-key:active {
    background: var(--neon-cyan);
    color: #000;
    box-shadow: 0 0 12px var(--neon-cyan)
}

.cta-container {
    padding: 5rem 2rem;
    position: relative
}

.cta-container img {
    border-radius: 1rem;
    margin-bottom: 2rem
}

.playstore-btn {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    background: #000;
    border: 1px solid rgba(255, 255, 255, .2);
    border-radius: 14px;
    padding: .8rem 1.8rem;
    color: #fff;
    box-shadow: 0 10px 30px rgba(0, 0, 0, .5);
    transition: .3s
}

.playstore-btn:hover {
    box-shadow: 0 0 25px rgba(0, 212, 255, .3);
    transform: translateY(-3px)
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: .8s cubic-bezier(.16, 1, .3, 1)
}

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

footer {
    border-top: 1px solid rgba(255, 255, 255, .05);
    padding: 3rem 2rem;
    font-size: .9rem
}

@media (max-width:768px) {
    .hero h1 {
        font-size: 2.8rem
    }

    .nav-links {
        display: none
    }
}