*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
:root {
    --bg-top: #101418;
    --bg-bottom: #070A0C;
    --primary: #22C55E;
    --text-primary: #FFFFFF;
    --text-secondary: #A3ABB2;
    --surface: #15191C;
    --surface-elevated: #1B2025;
    --placeholder: #1C2126;
    --radius-card: 14px;
    --radius-btn: 12px;
    --font-main: 'Cairo', system-ui, sans-serif;
    --transition-fast: 170ms cubic-bezier(0.215, 0.61, 0.355, 1);
}
body {
    background: linear-gradient(180deg, var(--bg-top) 0%, var(--bg-bottom) 100%);
    color: var(--text-primary);
    font-family: var(--font-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
.top-nav {
    width: 100%;
    padding: 20px 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 50;
    background: transparent;
}
.nav-brand {
    font-size: 35px;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    text-decoration: none;
    line-height: 1;
    user-select: none;
}
.nav-brand .highlight {
    color: var(--primary);
}
.lang-toggle {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--placeholder);
    padding: 8px 16px;
    border-radius: 8px;
    font-family: var(--font-main);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition-fast);
    flex-shrink: 0;
}
.lang-toggle:hover {
    color: var(--text-primary);
    border-color: var(--primary);
    background: var(--surface);
}
.hero-container {
    flex: 1;
    display: flex;
    flex-wrap: wrap-reverse;
    max-width: 1280px;
    margin: 0 auto;
    width: 100%;
    padding: 100px 48px 64px;
    gap: 80px;
    align-items: center;
    justify-content: space-between;
}
.content-text {
    flex: 1;
    min-width: 320px;
    max-width: 520px;
    display: flex;
    flex-direction: column;
    gap: 28px;
}
.headline {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-top: -8px;
}
.text-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}
.text-body {
    font-size: 15px;
    font-weight: 400;
    color: var(--text-secondary);
    line-height: 1.6;
}
.badge {
    color: var(--primary);
    font-weight: 700;
    background: rgba(34, 197, 94, 0.12);
    padding: 2px 8px;
    border-radius: 6px;
    display: inline-block;
}
.text-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-fast);
}
.text-link:hover {
    text-shadow: 0 0 12px rgba(34, 197, 94, 0.4);
}
.action-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}
.primary-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: var(--surface);
    color: var(--text-primary);
    font-family: var(--font-main);
    font-size: 16px;
    font-weight: 600;
    border: 2px solid transparent;
    border-radius: var(--radius-btn);
    padding: 16px 24px;
    cursor: pointer;
    transition: var(--transition-fast);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    text-decoration: none;
}
.primary-btn svg {
    color: var(--primary);
    transition: var(--transition-fast);
}
.primary-btn:hover {
    border-color: var(--primary);
    background: var(--surface-elevated);
    box-shadow: 0 0 16px rgba(255, 255, 255, 0.05), 0 8px 24px rgba(34, 197, 94, 0.15);
    transform: translateY(-2px);
    outline: none;
}
.card {
    background: var(--placeholder);
    border-radius: var(--radius-card);
    padding: 20px;
}
.info-card {
    border-inline-start: 4px solid var(--text-secondary);
}
.dependency-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    background: var(--surface-elevated);
    border: 1px solid rgba(255, 255, 255, 0.04);
}
.icon-wrapper {
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    background: rgba(34, 197, 94, 0.1);
    border-radius: 10px;
}
.dependency-details {
    display: flex;
    flex-direction: column;
}
.features-wrapper {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.features-list {
    list-style-type: none;
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 2;
}
.features-list li {
    position: relative;
    padding-inline-start: 28px;
}
.features-list li::before {
    content: "";
    position: absolute;
    inset-inline-start: 6px;
    top: 12px;
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
}
.github-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    transition: var(--transition-fast);
    align-self: flex-start;
    padding: 8px 0;
}
.github-link:hover {
    color: var(--text-primary);
}
.content-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    min-width: 320px;
    perspective: 1200px;
}
.mockup-container {
    position: relative;
    width: 100%;
    max-width: 540px;
    transform-style: preserve-3d;
    transition: transform 0.1s linear;
}
.mockup-container img {
    width: 100%;
}
.ambient-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    height: 90%;
    background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
    filter: blur(80px);
    opacity: 0.12;
    z-index: 0;
}
.tv-mockup {
    width: 100%;
    aspect-ratio: 16 / 9;
    background: #000;
    border: 5px solid var(--surface-elevated);
    border-bottom-width: 8px;
    border-radius: 8px;
    position: relative;
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.6), inset 0 0 0 2px #2a3036;
    z-index: 1;
    overflow: hidden;
}
.phone-mockup {
    width: 20%;
    aspect-ratio: 1.07 / 2.16;
    background: #000;
    border: 4px solid var(--surface);
    border-radius: 16px;
    position: absolute;
    top: 10%;
    inset-inline-start: -10%;
    box-shadow: -16px 24px 48px rgba(0, 0, 0, 0.7), inset 0 0 0 1px #2a3036;
    z-index: 2;
    overflow: hidden;
    animation: levitate 8s ease-in-out infinite;
    margin-left: 10px;
    margin-top: 20px;
}
@keyframes levitate {
    0%,
    100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-16px);
    }
}
@media (max-width: 900px) {
    .top-nav {
        padding: 18px 24px;
    }
    .nav-brand {
        font-size: 35px;
    }
    .hero-container {
        padding: 100px 24px 48px;
        gap: 64px;
    }
    .phone-mockup {
        inset-inline-start: -5%;
        width: 28%;
    }
}