:root {
    --bg-color: #0d1117;
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --glass-bg: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.15);
    --glass-highlight: rgba(255, 255, 255, 0.05);
    --primary-color: #007aff;
    --primary-hover: #0062cc;
}

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

/* Custom Webpage Scrollbar */
::-webkit-scrollbar {
    width: 12px;
}
::-webkit-scrollbar-track {
    background: var(--bg-color);
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 6px;
    border: 3px solid var(--bg-color);
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.25);
}

html, body {
    overflow-x: hidden;
    width: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Inter", "Segoe UI", sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
    position: relative;
    display: flex;
    flex-direction: column;
    padding: 40px 0;
    background-image: 
        radial-gradient(circle at 15% 50%, rgba(0, 122, 255, 0.15), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(255, 45, 85, 0.15), transparent 25%);
    background-attachment: fixed;
}

/* Dynamic Animated Background Blobs */
.blob {
    position: absolute;
    filter: blur(100px);
    z-index: -1;
    opacity: 0.8;
    border-radius: 50%;
    animation: float 15s ease-in-out infinite alternate;
}

.blob-1 {
    top: 50%;
    left: 50%;
    margin-top: -400px;
    margin-left: -550px;
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #007aff, #5856d6);
}

.blob-2 {
    top: 50%;
    left: 50%;
    margin-top: -50px;
    margin-left: 100px;
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, #ff2d55, #ff9500);
    animation-delay: -7s;
}

@keyframes float {
    0% { transform: translate(0px, 0px) scale(1); }
    50% { transform: translate(30px, -50px) scale(1.05); }
    100% { transform: translate(-20px, 20px) scale(0.95); }
}

/* True Apple Glassmorphism Container */
.container {
    max-width: 900px;
    width: 92%;
    margin: auto;
    padding: 60px 50px;
    background: var(--glass-bg);
    backdrop-filter: blur(40px) saturate(180%);
    -webkit-backdrop-filter: blur(40px) saturate(180%);
    border: 1px solid var(--glass-border);
    border-radius: 32px;
    box-shadow: 0 40px 80px -20px rgba(0, 0, 0, 0.7), 
                inset 0 1px 1px rgba(255, 255, 255, 0.2);
    text-align: center;
    z-index: 1;
    position: relative;
    overflow: hidden;
}

/* Shine effect on container */
.container::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
}

.logo-container {
    width: 160px;
    height: 160px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 32px auto;
    transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.logo-container:hover {
    transform: translateY(-8px) scale(1.05);
}

h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    color: #ffffff;
    letter-spacing: -1.5px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 48px auto;
    font-weight: 400;
}

.cta-container {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 40px;
}

.security-badge {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 500;
}

.mockup-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 20px;
}

.mockup-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.mockup-img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.mockup-img:hover {
    transform: translateY(-5px);
    box-shadow: 0 30px 60px rgba(0,0,0,0.6);
    border-color: rgba(255, 255, 255, 0.2);
}

.mockup-caption {
    margin-top: 16px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
}

.btn {
    text-decoration: none;
    padding: 16px 32px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 1.05rem;
    transition: all 0.3s cubic-bezier(0.25, 1, 0.5, 1);
    cursor: pointer;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.btn.primary {
    background-color: var(--primary-color);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 24px rgba(0, 122, 255, 0.4), inset 0 1px 1px rgba(255,255,255,0.2);
}

.btn.primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(0, 122, 255, 0.6), inset 0 1px 1px rgba(255,255,255,0.3);
}

.btn.secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.btn.secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
    border-color: rgba(255, 255, 255, 0.3);
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    text-align: left;
}

.feature-card {
    background: rgba(0, 0, 0, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 30px;
    border-radius: 24px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: inset 0 4px 20px rgba(0,0,0,0.4), 0 10px 30px rgba(0,0,0,0.1);
}

.feature-card:hover {
    background: rgba(0, 0, 0, 0.05);
    transform: translateY(-8px);
    border-color: rgba(255, 255, 255, 0.25);
    box-shadow: inset 0 2px 20px rgba(255,255,255,0.03), 0 20px 40px rgba(0,0,0,0.4);
}

.feature-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: #ffffff;
    letter-spacing: -0.5px;
}

.feature-card p {
    color: #cbd5e1;
    font-size: 1.05rem;
    line-height: 1.7;
    text-shadow: 0 2px 4px rgba(0,0,0,0.8);
}

.feature-card code {
    background: rgba(255, 255, 255, 0.15);
    padding: 3px 8px;
    border-radius: 6px;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.85em;
    color: #4da3ff;
    border: 1px solid rgba(255, 255, 255, 0.3);
    font-weight: 600;
}

.section-divider {
    margin-top: 80px;
    padding-top: 60px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.section-divider h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    color: #ffffff;
    letter-spacing: -1px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.install-card {
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 40px;
    border-radius: 24px;
    box-shadow: inset 0 4px 20px rgba(0,0,0,0.4);
    max-width: 600px;
    margin: 0 auto;
}

.code-box {
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 16px 24px;
    border-radius: 12px;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    color: #4da3ff;
    font-size: 1.1rem;
    display: inline-block;
    box-shadow: inset 0 2px 10px rgba(0,0,0,0.8);
}

footer {
    margin-top: 60px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.github-link {
    display: inline-block;
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: 12px 24px;
    border-radius: 100px;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 600;
    transition: all 0.2s ease;
    backdrop-filter: blur(10px);
    margin-top: 20px;
}

.github-link i {
    margin-right: 8px;
    font-size: 1.1rem;
}

.github-link:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.3);
}

/* Responsive */
@media (max-width: 768px) {
    h1 { font-size: 2.2rem; }
    .subtitle { font-size: 1.05rem; }
    .cta-container { flex-direction: column; width: 100%; gap: 12px; }
    .btn { width: 100%; text-align: center; }
    .container { padding: 30px 20px; border-radius: 24px; width: 95%; margin: 20px auto; }
    .blob { filter: blur(60px); opacity: 0.5; transform: scale(0.6); }
    .install-card { padding: 25px 20px; }
    .code-box { font-size: 0.9rem; word-break: break-all; padding: 12px 16px; }
}

/* 1440p Scaling */
@media (min-width: 2400px) {
    html {
        zoom: 1.333;
    }
}

/* 4K Scaling */
@media (min-width: 3800px) {
    html {
        zoom: 2;
    }
}

.interface-showcase {
    position: relative;
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
    perspective: 1000px;
}

.showcase-img {
    display: block;
    height: auto;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 40px -10px rgba(0,0,0,0.6);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.img-main {
    width: 80%;
    position: relative;
    z-index: 2;
}

.img-secondary {
    width: 50%;
    position: absolute;
    right: -5%;
    bottom: -15%;
    z-index: 3;
    opacity: 0.95;
    transform: translateZ(20px);
}

.interface-showcase:hover .img-main {
    transform: scale(1.02);
}

.interface-showcase:hover .img-secondary {
    transform: translateZ(40px) scale(1.05);
    opacity: 1;
}