:root {
    --bg-color: #0b0c10;
    --surface-color: rgba(30, 30, 46, 0.6);
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --accent: #8a2be2;
    --accent-glow: rgba(138, 43, 226, 0.5);
    --cyan: #00e5ff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.6;
}

.background-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
    background: radial-gradient(circle at top right, #1a0b2e, #0b0c10);
}

.gradient-sphere {
    position: absolute;
    top: -20%;
    right: -10%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    filter: blur(100px);
    opacity: 0.6;
    animation: pulse 10s infinite alternate;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 0.5; }
    100% { transform: scale(1.1); opacity: 0.8; }
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 5%;
    background: rgba(11, 12, 16, 0.8);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 1px;
}

#nav-logo {
    height: 40px;
    width: 40px;
    object-fit: cover;
    border-radius: 50%;
}

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

.links a:hover {
    color: var(--cyan);
}

header {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 8rem 5% 4rem;
}

.hero-content {
    max-width: 800px;
    z-index: 10;
}

h1 {
    font-size: clamp(3rem, 6vw, 5.5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.gradient-text {
    background: linear-gradient(90deg, var(--cyan), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

header p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    margin-bottom: 4rem;
}

.btn-primary, .btn-secondary {
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(90deg, var(--accent), var(--cyan));
    color: white;
    box-shadow: 0 0 20px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 30px rgba(0, 229, 255, 0.6);
}

.btn-secondary {
    background: var(--surface-color);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-3px);
}

.hero-image {
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
    perspective: 1000px;
}

.glass-img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5), 0 0 40px var(--accent-glow);
    border: 1px solid rgba(255,255,255,0.1);
    transform: rotateX(5deg);
    transition: transform 0.5s ease;
}

.glass-img:hover {
    transform: rotateX(0deg) scale(1.02);
}

.features-section {
    padding: 5rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--surface-color);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 20px;
    padding: 2.5rem;
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease, background 0.3s ease;
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-10px);
    background: rgba(40, 40, 60, 0.8);
    border: 1px solid rgba(255,255,255,0.1);
}

.card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--cyan);
}

.card p {
    color: var(--text-secondary);
}

footer {
    text-align: center;
    padding: 3rem;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: var(--text-secondary);
    margin-top: 5rem;
}

/* Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Gallery Styles */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 5rem;
}

.gallery-img {
    width: 100%;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    transition: transform 0.4s ease, border-color 0.4s ease;
    cursor: pointer;
}

.gallery-img:hover {
    transform: scale(1.05);
    border-color: var(--cyan);
    z-index: 10;
    position: relative;
    box-shadow: 0 15px 40px var(--accent-glow);
}

/* Alpha Warning */
.alpha-warning {
    background: linear-gradient(90deg, #ff4500, #ff8c00);
    color: white;
    text-align: center;
    padding: 10px;
    font-weight: 600;
    font-size: 0.95rem;
    position: relative;
    z-index: 200;
    box-shadow: 0 5px 15px rgba(255, 69, 0, 0.4);
}

/* Software Grid */
.software-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}
.software-item {
    background: var(--surface-color);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid rgba(255,255,255,0.05);
    transition: transform 0.3s ease;
}
.software-item:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
}
.software-item .icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 1rem;
}
.software-item h4 {
    color: white;
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

/* Hardware Box */
.hardware-container {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
}
.hw-box {
    background: var(--surface-color);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.05);
    flex: 1;
    min-width: 300px;
    max-width: 500px;
}
.hw-box.recommended {
    border: 1px solid var(--cyan);
    box-shadow: 0 0 30px rgba(0, 229, 255, 0.1);
    position: relative;
}
.hw-box.recommended::before {
    content: "Best Experience";
    position: absolute;
    top: -15px;
    right: 20px;
    background: var(--cyan);
    color: black;
    padding: 5px 15px;
    border-radius: 20px;
    font-weight: bold;
    font-size: 0.8rem;
}
.hw-box h3 {
    color: var(--accent);
    margin-bottom: 1.5rem;
    font-size: 1.4rem;
}
.hw-box ul {
    list-style: none;
}
.hw-box li {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}
.hw-box li strong {
    color: white;
    display: inline-block;
    width: 80px;
}

/* FAQ Accordion */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}
.faq-item {
    background: var(--surface-color);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 10px;
    margin-bottom: 1rem;
    overflow: hidden;
}
.faq-item summary {
    padding: 1.5rem;
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    list-style: none;
    position: relative;
    color: var(--cyan);
}
.faq-item summary::-webkit-details-marker {
    display: none;
}
.faq-item summary::after {
    content: "+";
    position: absolute;
    right: 1.5rem;
    font-size: 1.5rem;
    transition: transform 0.3s;
}
.faq-item[open] summary::after {
    transform: rotate(45deg);
}
.faq-content {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Footer Expansion */
footer {
    padding: 4rem 5% 2rem;
    border-top: none;
    margin-top: 5rem;
}
.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto 3rem;
    text-align: left;
}
.footer-brand h3 {
    color: white;
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}
.footer-links h4 {
    color: white;
    margin-bottom: 1rem;
}
.footer-links a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: color 0.3s;
}
.footer-links a:hover {
    color: var(--cyan);
}
.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.05);
}
.footer-bottom a {
    color: var(--cyan);
    text-decoration: none;
}

/* Light Mode Variables */
body.light-mode {
    --bg-color: #f4f5f7;
    --surface-color: rgba(255, 255, 255, 0.8);
    --text-primary: #11111b;
    --text-secondary: #4c4f69;
    --accent: #8a2be2;
    --accent-glow: rgba(138, 43, 226, 0.2);
}
body.light-mode .gradient-sphere {
    background: radial-gradient(circle at center, rgba(138,43,226,0.2) 0%, transparent 60%);
}
body.light-mode .card, body.light-mode .software-item, body.light-mode .hw-box, body.light-mode .faq-item, body.light-mode .docs-content pre {
    background: white;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    border: 1px solid rgba(0,0,0,0.05);
}
body.light-mode h1, body.light-mode h2, body.light-mode h3, body.light-mode h4, body.light-mode .faq-item summary {
    color: var(--text-primary);
}
body.light-mode .terminal-container { box-shadow: 0 20px 50px rgba(0,0,0,0.2); }

/* Theme Toggle Button */
.theme-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    margin-left: 1rem;
    transition: transform 0.3s;
}
.theme-btn:hover { transform: scale(1.2); }

/* Terminal Animation */
.terminal-container {
    background: #11111b;
    border-radius: 10px;
    padding: 10px 20px 20px;
    max-width: 600px;
    margin: 0 auto 2rem;
    text-align: left;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.1);
    font-family: 'Courier New', Courier, monospace;
}
.terminal-header {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding-bottom: 10px;
}
.terminal-header .dot {
    height: 12px;
    width: 12px;
    border-radius: 50%;
    margin-right: 8px;
}
.dot.red { background-color: #ff5f56; }
.dot.yellow { background-color: #ffbd2e; }
.dot.green { background-color: #27c93f; }
.terminal-title {
    color: #a6adc8;
    margin-left: auto;
    font-size: 0.9rem;
}
.terminal-body {
    color: #a6e3a1;
    font-size: 1.1rem;
}
.terminal-body .prompt { color: #89b4fa; }
.cursor {
    display: inline-block;
    width: 10px;
    background-color: #a6e3a1;
    animation: blink 1s infinite;
}
.cursor.typing { animation: none; }
@keyframes blink {
    0%, 49%  { background-color: #a6e3a1; }
    50%, 99% { background-color: transparent; }
}

/* Roadmap Timeline */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 0;
    text-align: left;
}
.timeline::before {
    content: '';
    position: absolute;
    width: 2px;
    background: rgba(255,255,255,0.1);
    top: 0;
    bottom: 0;
    left: 20px;
}
body.light-mode .timeline::before { background: rgba(0,0,0,0.1); }

.timeline-item {
    position: relative;
    padding-left: 60px;
    margin-bottom: 3rem;
}
.timeline-dot {
    position: absolute;
    left: 11px;
    top: 0;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--surface-color);
    border: 2px solid var(--text-secondary);
}
.timeline-item.completed .timeline-dot {
    background: #27c93f;
    border-color: #27c93f;
    box-shadow: 0 0 10px rgba(39, 201, 63, 0.5);
}
.timeline-item.active .timeline-dot {
    background: var(--cyan);
    border-color: var(--cyan);
    box-shadow: 0 0 15px var(--cyan);
    animation: pulse 2s infinite;
}
.timeline-content {
    background: var(--surface-color);
    padding: 1.5rem;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.05);
}
body.light-mode .timeline-content { border: 1px solid rgba(0,0,0,0.05); }

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(0, 229, 255, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(0, 229, 255, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 229, 255, 0); }
}

/* Docs Layout */
.docs-container {
    display: flex;
    max-width: 1200px;
    margin: 100px auto 4rem;
    padding: 0 5%;
    gap: 3rem;
    min-height: 60vh;
}
.docs-sidebar { width: 250px; flex-shrink: 0; }
.docs-sidebar ul { list-style: none; margin-top: 1rem; }
.docs-sidebar li { margin-bottom: 0.8rem; }
.docs-sidebar a { color: var(--text-secondary); text-decoration: none; transition: color 0.3s; }
.docs-sidebar a:hover { color: var(--cyan); }
.docs-content { flex-grow: 1; }
.docs-content section { margin-top: 3rem; }
.docs-content pre {
    background: #11111b;
    padding: 1rem;
    border-radius: 5px;
    color: #a6e3a1;
    overflow-x: auto;
}

/* Timeline / Roadmap Styles */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}
.timeline::after {
    content: '';
    position: absolute;
    width: 2px;
    background: rgba(255, 255, 255, 0.1);
    top: 0;
    bottom: 0;
    left: 20px;
    margin-left: -1px;
}
.timeline-item {
    padding: 10px 40px;
    position: relative;
    background: inherit;
    width: 100%;
    margin-bottom: 2rem;
}
.timeline-marker {
    position: absolute;
    width: 15px;
    height: 15px;
    left: 13px;
    background-color: var(--bg-color);
    border: 4px solid var(--accent-blue);
    border-radius: 50%;
    z-index: 1;
    top: 15px;
    box-shadow: 0 0 10px rgba(0, 229, 255, 0.5);
}
.timeline-item.planned .timeline-marker {
    border-color: var(--accent-purple);
    box-shadow: 0 0 10px rgba(180, 160, 255, 0.5);
    background-color: transparent;
}
.timeline-item.completed .timeline-marker {
    background-color: var(--accent-blue);
}
.timeline-content {
    padding: 1.5rem;
    border-radius: 12px;
    position: relative;
}
.timeline-content h3 {
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
}