/* ============================================
   NEURAL:IO LABS - Premium Website Styles
   ============================================ */

/* === CSS Variables === */
:root {
    --color-bg: #050507;
    --color-bg-card: rgba(255, 255, 255, 0.05);
    --color-border: rgba(255, 255, 255, 0.1);
    --color-cyan: #00F2FF;
    --color-cyan-dark: #003840;
    --color-cyan-glow: rgba(0, 242, 255, 0.3);
    --color-text: #ffffff;
    --color-text-muted: #9ca3af;
    --color-text-dimmed: #6b7280;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --shadow-glow: 0 0 40px var(--color-cyan-glow);
    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.4);
}

/* === Reset & Base === */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

::selection {
    background: rgba(0, 242, 255, 0.3);
}

/* === Scrollbar === */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
    background: #222;
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-cyan);
}

/* === Background Effects === */
.bg-grid {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background-size: 60px 60px;
    background-image:
        linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    mask-image: linear-gradient(to bottom, black 20%, transparent 100%);
    -webkit-mask-image: linear-gradient(to bottom, black 20%, transparent 100%);
}

.bg-glow {
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 1000px;
    height: 600px;
    background: rgba(0, 242, 255, 0.05);
    filter: blur(120px);
    border-radius: 50%;
    z-index: -1;
    pointer-events: none;
}

/* === Typography === */
.text-gradient {
    background: linear-gradient(135deg, #fff 0%, var(--color-cyan) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glow-text {
    text-shadow: var(--shadow-glow);
}

.font-mono {
    font-family: var(--font-mono);
}

/* === Navigation === */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    background: rgba(0, 0, 0, 0.6);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 80px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    text-decoration: none;
}

.nav-logo-icon {
    position: relative;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-logo-glow {
    position: absolute;
    inset: 0;
    background: var(--color-cyan);
    opacity: 0.2;
    filter: blur(8px);
    transition: opacity var(--transition-normal);
}

.nav-logo:hover .nav-logo-glow {
    opacity: 1;
}

.nav-logo-icon img {
    width: 40px;
    height: 40px;
    position: relative;
    z-index: 1;
    object-fit: contain;
}

.nav-logo-text {
    font-size: 1.125rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: #ffffff;
}

.nav-logo-text span {
    color: var(--color-cyan);
}

.nav-links {
    display: none;
    gap: 2rem;
    font-size: 0.875rem;
    font-weight: 500;
}

.nav-links a {
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.nav-cta {
    padding: 0.5rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid var(--color-border);
    background: var(--color-bg-card);
    color: var(--color-text);
    border-radius: 6px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.nav-cta:hover {
    background: var(--color-text);
    color: var(--color-bg);
    border-color: var(--color-text);
}

/* Mobile menu toggle */
.nav-mobile-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-mobile-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: all var(--transition-fast);
}

/* === Hero Section === */
.hero {
    padding: 10rem 1.5rem 5rem;
    max-width: 1280px;
    margin: 0 auto;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    border: 1px solid var(--color-border);
    background: var(--color-bg-card);
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--color-cyan);
    margin-bottom: 2rem;
}

.hero-badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-cyan);
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 2rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    max-width: 640px;
    margin: 0 auto 3rem;
    font-weight: 300;
    line-height: 1.7;
}

.hero-subtitle strong {
    color: var(--color-text);
    font-weight: 500;
}

.hero-actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    justify-content: center;
    align-items: center;
    margin-bottom: 6rem;
}

.btn-primary {
    padding: 1rem 2rem;
    background: var(--color-text);
    color: var(--color-bg);
    font-weight: 600;
    font-size: 1.125rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--transition-fast);
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.1);
    width: 100%;
    max-width: 300px;
}

.btn-primary:hover {
    background: #e5e5e5;
    transform: translateY(-2px);
}

.btn-secondary {
    padding: 1rem 2rem;
    background: transparent;
    color: var(--color-text);
    font-weight: 500;
    font-size: 1.125rem;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--transition-fast);
    width: 100%;
    max-width: 300px;
}

.btn-secondary:hover {
    background: var(--color-bg-card);
}

/* === Metrics Grid === */
.metrics {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.metric-card {
    padding: 2rem;
    border-radius: 1rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    transition: border-color var(--transition-normal);
    text-align: left;
}

.metric-card:hover {
    border-color: rgba(0, 242, 255, 0.2);
}

.metric-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.metric-label {
    font-size: 0.75rem;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-dimmed);
}

.metric-icon {
    width: 20px;
    height: 20px;
    color: var(--color-text-dimmed);
    transition: color var(--transition-fast);
}

.metric-card:hover .metric-icon {
    color: var(--color-cyan);
}

.metric-value {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.metric-value span {
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--color-text-dimmed);
}

.metric-description {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* === Technology Section === */
.technology {
    padding: 6rem 0;
    background: rgba(0, 0, 0, 0.4);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.technology-container {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.technology-header {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.technology-title {
    font-size: 1.875rem;
    font-weight: 600;
}

.technology-subtitle {
    color: var(--color-text-muted);
}

.technology-log {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--color-text-dimmed);
    border: 1px solid var(--color-border);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    background: var(--color-bg);
    width: fit-content;
}

.technology-log-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(0, 242, 255, 0.5);
    animation: pulse 2s infinite;
}

/* Terminal */
.terminal {
    border-radius: 0.75rem;
    overflow: hidden;
    border: 1px solid var(--color-border);
    background: #0A0A0A;
    box-shadow: var(--shadow-card);
    position: relative;
}

.terminal::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05), transparent);
    pointer-events: none;
}

.terminal-header {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    background: #111;
    border-bottom: 1px solid var(--color-border);
}

.terminal-dots {
    display: flex;
    gap: 0.5rem;
}

.terminal-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.terminal-dot.red {
    background: rgba(239, 68, 68, 0.8);
}

.terminal-dot.yellow {
    background: rgba(234, 179, 8, 0.8);
}

.terminal-dot.green {
    background: rgba(34, 197, 94, 0.8);
}

.terminal-title {
    margin: 0 auto;
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--color-text-dimmed);
}

.terminal-body {
    padding: 2rem;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.8;
}

.terminal-line {
    display: flex;
    gap: 1rem;
    margin-bottom: 0.75rem;
}

.terminal-prompt {
    color: #22c55e;
}

.terminal-command {
    opacity: 0.5;
}

.terminal-label {
    min-width: 80px;
}

.terminal-label.blue {
    color: #3b82f6;
}

.terminal-label.gray {
    color: var(--color-text-dimmed);
}

.terminal-label.green {
    color: #22c55e;
}

.terminal-value {
    color: var(--color-text-muted);
}

.terminal-value.cyan {
    color: var(--color-cyan);
}

.terminal-value.white {
    color: var(--color-text);
}

.terminal-value.green {
    color: #22c55e;
}

.terminal-value.bold {
    font-weight: 700;
    color: var(--color-text);
}

.terminal-progress {
    position: relative;
    width: 100%;
    max-width: 400px;
    height: 6px;
    background: #1f1f1f;
    border-radius: 3px;
    overflow: hidden;
    margin: 0.5rem 0;
}

.terminal-progress-bar {
    position: absolute;
    inset: 0;
    background: var(--color-cyan);
    width: 0;
    animation: progress 1.2s ease-out forwards;
}

@keyframes progress {
    to {
        width: 100%;
    }
}

/* === Pricing Section === */
.pricing {
    padding: 8rem 1.5rem;
    max-width: 1280px;
    margin: 0 auto;
}

.pricing-header {
    text-align: center;
    margin-bottom: 5rem;
}

.pricing-title {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.pricing-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    max-width: 640px;
    margin: 0 auto;
}

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.pricing-card {
    padding: 2.5rem;
    border-radius: 1.5rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    transition: background var(--transition-normal);
}

.pricing-card:hover {
    background: rgba(255, 255, 255, 0.08);
}

.pricing-card.featured {
    background: linear-gradient(180deg, rgba(0, 56, 64, 0.3), var(--color-bg));
    border-color: rgba(0, 242, 255, 0.3);
}

.pricing-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    background: rgba(234, 179, 8, 0.1);
    color: #eab308;
    border: 1px solid rgba(234, 179, 8, 0.2);
}

.pricing-card.featured .pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-cyan);
    color: var(--color-bg);
    box-shadow: 0 0 20px rgba(0, 242, 255, 0.2);
    border: none;
}

.pricing-name {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.pricing-description {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: 2rem;
}

.pricing-card.featured .pricing-description {
    color: rgba(0, 242, 255, 0.6);
}

.pricing-price {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 2rem;
}

.pricing-card.featured .pricing-price {
    color: var(--color-cyan);
}

.pricing-price span {
    font-size: 1rem;
    font-weight: 400;
    color: var(--color-text-muted);
}

.pricing-note {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: 2.5rem;
    flex-grow: 1;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: var(--color-text-muted);
}

.pricing-features li::before {
    content: '✓';
    color: var(--color-cyan);
}

.pricing-btn {
    width: 100%;
    padding: 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 0.75rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: center;
    text-decoration: none;
}

.pricing-btn.outline {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--color-text);
}

.pricing-btn.outline:hover {
    background: var(--color-text);
    color: var(--color-bg);
}

.pricing-btn.primary {
    background: var(--color-cyan);
    border: none;
    color: var(--color-bg);
    box-shadow: 0 0 20px rgba(0, 242, 255, 0.2);
}

.pricing-btn.primary:hover {
    background: #00dbe6;
}

/* === Footer === */
.footer {
    border-top: 1px solid var(--color-border);
    padding: 4rem 1.5rem;
}

.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    align-items: center;
    text-align: center;
}

.footer-brand {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-bottom: 0.5rem;
}

.footer-brand span {
    color: var(--color-cyan);
}

.footer-info {
    font-size: 0.875rem;
    color: var(--color-text-dimmed);
    line-height: 1.6;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a,
.footer-links button {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    text-decoration: none;
    background: none;
    border: none;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.footer-links a:hover,
.footer-links button:hover {
    color: var(--color-text);
}

/* === Modal === */
.modal {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: none;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    width: 100%;
    max-width: 420px;
    margin: 1rem;
    background: #0A0A0A;
    border: 1px solid var(--color-border);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--shadow-card);
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.modal-subtitle {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
}

.modal-email {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 0.5rem;
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.5rem;
    cursor: pointer;
    transition: border-color var(--transition-fast);
}

.modal-email:hover {
    border-color: rgba(0, 242, 255, 0.3);
}

.modal-email code {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-cyan);
    word-break: break-all;
}

.modal-email svg {
    width: 16px;
    height: 16px;
    color: var(--color-text-dimmed);
    flex-shrink: 0;
    transition: color var(--transition-fast);
}

.modal-email:hover svg {
    color: var(--color-text);
}

.modal-actions {
    display: flex;
    gap: 0.75rem;
}

.modal-actions a,
.modal-actions button {
    flex: 1;
    padding: 0.75rem;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 0.5rem;
    cursor: pointer;
    text-align: center;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.modal-btn-primary {
    background: var(--color-text);
    color: var(--color-bg);
    border: none;
}

.modal-btn-primary:hover {
    background: #e5e5e5;
}

.modal-btn-secondary {
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text);
}

.modal-btn-secondary:hover {
    background: var(--color-bg-card);
}

.modal-feedback {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.75rem;
    color: #22c55e;
    opacity: 0;
    transition: opacity var(--transition-fast);
    pointer-events: none;
}

.modal-feedback.visible {
    opacity: 1;
}

/* === Responsive === */
@media (min-width: 640px) {
    .hero-actions {
        flex-direction: row;
    }

    .btn-primary,
    .btn-secondary {
        width: auto;
    }
}

@media (min-width: 768px) {
    .nav-links {
        display: flex;
    }

    .nav-mobile-toggle {
        display: none;
    }

    .metrics {
        grid-template-columns: repeat(3, 1fr);
    }

    .technology-header {
        flex-direction: row;
        justify-content: space-between;
        align-items: flex-end;
    }

    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-container {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

@media (min-width: 1024px) {
    .hero {
        padding-top: 12rem;
    }

    .metric-card {
        padding: 2.5rem;
    }
}