/* ============================================
   Newton Creative Labs — Main Stylesheet
   ============================================ */

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

:root {
    --color-primary: #1976d2;
    --color-primary-dark: #1565c0;
    --color-primary-light: #1e88e5;
    --color-accent: #b31942;
    --color-dark: #0f172a;
    --color-dark-2: #1e293b;
    --color-dark-3: #334155;
    --color-gray: #64748b;
    --color-gray-light: #94a3b8;
    --color-light: #f1f5f9;
    --color-lighter: #f8fafc;
    --color-white: #ffffff;
    --color-border: #e2e8f0;
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-main);
    color: var(--color-dark);
    background-color: var(--color-white);
    background-image:
        linear-gradient(rgba(25, 118, 210, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(25, 118, 210, 0.1) 1px, transparent 1px);
    background-size: 60px 60px;
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition);
}

img {
    max-width: 100%;
    display: block;
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all var(--transition);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
}

.navbar.scrolled {
    padding: 10px 0;
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--color-border);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.1rem;
}

.logo-img {
    height: 36px;
    width: auto;
}

.logo-icon {
    width: 36px;
    height: 36px;
    color: var(--color-primary);
}

.logo-text {
    color: var(--color-dark);
}

.logo-red {
    color: var(--color-accent);
}

.logo-black {
    color: var(--color-dark);
}

.logo-blue {
    color: var(--color-primary);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-dark-3);
    position: relative;
    padding: 4px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition);
}

.nav-link:hover {
    color: var(--color-primary);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link.nav-cta {
    background: var(--color-primary);
    color: var(--color-white);
    padding: 8px 20px;
    border-radius: var(--radius-md);
    font-weight: 600;
}

.nav-link.nav-cta::after {
    display: none;
}

.nav-link.nav-cta:hover {
    background: var(--color-primary-dark);
    color: var(--color-white);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-dark);
    transition: all var(--transition);
    border-radius: 2px;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.95rem;
    font-family: var(--font-main);
    cursor: pointer;
    border: 2px solid transparent;
    transition: all var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 33, 71, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--color-dark);
    border-color: var(--color-border);
}

.btn-outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-1px);
}

.btn-white {
    background: var(--color-white);
    color: var(--color-primary);
    border-color: var(--color-white);
}

.btn-white:hover {
    background: var(--color-lighter);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.btn-outline-white {
    background: transparent;
    color: var(--color-white);
    border-color: rgba(255,255,255,0.3);
}

.btn-outline-white:hover {
    border-color: var(--color-white);
    background: rgba(255,255,255,0.1);
}

.btn-full {
    width: 100%;
}

/* --- Hero Section --- */
.hero {
    position: relative;
    min-height: auto;
    display: flex;
    align-items: center;
    padding: 120px 0 72px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-grid {
    display: none;
}

.hero-bg::after {
    content: '';
    position: absolute;
    top: 20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 33, 71, 0.06) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-bg::before {
    content: '';
    position: absolute;
    bottom: 10%;
    left: -5%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(179, 25, 66, 0.05) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-container {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 48px;
}

.hero-content {
    max-width: 580px;
    flex-shrink: 0;
}

.hero-image {
    flex: 1;
    min-width: 0;
}

.hero-image img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.hero-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(0, 33, 71, 0.08);
    color: var(--color-primary);
    border: 1px solid rgba(0, 33, 71, 0.15);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    margin-bottom: 24px;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    color: var(--color-dark);
    margin-bottom: 24px;
    letter-spacing: -0.03em;
}

.gradient-text {
    color: var(--color-primary);
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--color-gray);
    max-width: 600px;
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 64px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 32px;
    align-items: center;
    flex-wrap: wrap;
}

.stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-value {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-dark);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--color-gray);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--color-border);
}

/* --- Sections --- */
.section {
    padding: 64px 0;
}

.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 40px;
}

.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.75rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin-bottom: 16px;
    color: var(--color-dark);
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--color-gray);
    line-height: 1.7;
}

/* --- Alternating section backgrounds --- */
.grid-a {
    background-color: transparent;
}

.grid-b {
    background-color: rgba(230, 240, 250, 0.5);
}

/* --- About Section --- */

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.about-card {
    background: var(--color-white);
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    transition: all var(--transition);
}

.about-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(0, 33, 71, 0.2);
}

.about-icon {
    width: 48px;
    height: 48px;
    color: var(--color-primary);
    margin-bottom: 20px;
}

.about-icon svg {
    width: 100%;
    height: 100%;
}

.about-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--color-dark);
}

.about-card p {
    font-size: 0.92rem;
    color: var(--color-gray);
    line-height: 1.6;
}

/* --- Capabilities Section --- */
.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.capability-card {
    background: var(--color-lighter);
    padding: 36px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.capability-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transform: scaleX(0);
    transition: transform var(--transition);
    transform-origin: left;
}

.capability-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.capability-card:hover::before {
    transform: scaleX(1);
}

.capability-card.capability-featured::before {
    transform: scaleX(1);
}

.capability-number {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-gray-light);
    margin-bottom: 16px;
}

.capability-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--color-dark);
}

.capability-card p {
    font-size: 0.92rem;
    color: var(--color-gray);
    line-height: 1.6;
    margin-bottom: 20px;
}

.capability-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.capability-tags li {
    padding: 4px 12px;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 100px;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--color-gray);
}

.capability-with-image {
    display: flex;
    flex-direction: column;
    padding: 0;
    overflow: hidden;
}

.capability-card-content {
    flex: 1;
    padding: 28px;
}

.capability-image {
    aspect-ratio: 16/10;
    overflow: hidden;
}

.capability-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}

.capability-with-image:hover .capability-image img {
    transform: scale(1.05);
}

/* --- Processes Section --- */
.processes {
}

.processes-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.process-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    text-align: center;
    transition: all var(--transition);
    overflow: hidden;
}

.process-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(0, 33, 71, 0.2);
}

.process-image {
    aspect-ratio: 4/3;
    overflow: hidden;
}

.process-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}

.process-card:hover .process-image img {
    transform: scale(1.05);
}

.process-card h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--color-dark);
    padding: 20px 20px 0;
}

.process-card p {
    font-size: 0.85rem;
    color: var(--color-gray);
    line-height: 1.6;
    padding: 0 20px 24px;
}

/* --- Products Section --- */
.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-bottom: 48px;
}

.product-card {
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    overflow: hidden;
    background: var(--color-white);
    transition: all var(--transition);
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.product-image {
    aspect-ratio: 4/3;
    overflow: hidden;
    border-bottom: 1px solid var(--color-border);
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}

.product-card:hover .product-image img {
    transform: scale(1.05);
}

.product-info {
    padding: 24px;
}

.product-category {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-primary);
    margin-bottom: 8px;
    display: block;
}

.product-info h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--color-dark);
}

.product-info p {
    font-size: 0.88rem;
    color: var(--color-gray);
    line-height: 1.6;
}

.products-cta {
    text-align: center;
    padding: 40px;
    background: var(--color-lighter);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.products-cta p {
    font-size: 1.1rem;
    color: var(--color-gray);
    margin-bottom: 20px;
}

/* --- CTA Section --- */
.cta-section {
    padding: 40px 0;
}

.cta-card {
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-2) 100%);
    border-radius: var(--radius-xl);
    padding: 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
}

.cta-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(0, 33, 71, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.cta-card h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: 16px;
    position: relative;
    z-index: 1;
}

.cta-card p {
    font-size: 1.05rem;
    color: var(--color-gray-light);
    max-width: 600px;
    margin: 0 auto 32px;
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

.cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

/* --- Contact Section --- */
.contact {
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 48px;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-item svg {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.contact-item h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--color-dark);
}

.contact-item p,
.contact-item a {
    font-size: 0.9rem;
    color: var(--color-gray);
}

.contact-item a:hover {
    color: var(--color-primary);
}

.contact-form {
    background: var(--color-white);
    padding: 36px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-main);
    font-size: 0.92rem;
    color: var(--color-dark);
    background: var(--color-lighter);
    transition: all var(--transition);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-gray-light);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--color-white);
    box-shadow: 0 0 0 3px rgba(0, 33, 71, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* --- Footer --- */
.footer {
    background: var(--color-dark);
    padding: 64px 0 32px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand {
    max-width: 300px;
}

.footer .logo-icon {
    color: var(--color-primary);
}

.footer-logo-img {
    opacity: 0.9;
}

.footer .logo-red {
    color: var(--color-accent);
}

.footer .logo-black {
    color: var(--color-white);
}

.footer .logo-blue {
    color: var(--color-primary-light);
}

.footer-tagline {
    color: var(--color-gray);
    font-size: 0.9rem;
    margin-top: 12px;
}

.footer-links {
    display: flex;
    gap: 64px;
}

.footer-col h4 {
    color: var(--color-white);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 16px;
}

.footer-col a {
    display: block;
    color: var(--color-gray);
    font-size: 0.9rem;
    margin-bottom: 10px;
    transition: color var(--transition);
}

.footer-col a:hover {
    color: var(--color-white);
}

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid var(--color-dark-2);
}

.footer-bottom p {
    color: var(--color-gray);
    font-size: 0.82rem;
    text-align: center;
}

/* --- Lightbox --- */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.lightbox.active {
    opacity: 1;
    pointer-events: auto;
}

.lightbox-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    cursor: zoom-out;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 24px;
    z-index: 2;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: #fff;
    font-size: 2rem;
    line-height: 1;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease;
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.3);
}

.lightbox-img {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    border-radius: var(--radius-md);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    cursor: zoom-out;
    transform: scale(0.95);
    transition: transform 0.3s ease;
}

.lightbox.active .lightbox-img {
    transform: scale(1);
}

/* --- Animations --- */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 960px) {
    .hero-container {
        flex-direction: column;
        gap: 24px;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-image {
        width: 100%;
    }
}

@media (max-width: 1024px) {
    .capabilities-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

    .cta-card {
        padding: 60px 40px;
    }
}

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

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        padding: 80px 32px 32px;
        gap: 0;
        box-shadow: var(--shadow-xl);
        transition: right var(--transition);
        z-index: 999;
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-menu li {
        width: 100%;
    }

    .nav-link {
        display: block;
        padding: 12px 0;
        font-size: 1rem;
        border-bottom: 1px solid var(--color-border);
    }

    .nav-link::after {
        display: none;
    }

    .nav-link.nav-cta {
        margin-top: 16px;
        text-align: center;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero {
        padding: 100px 0 60px;
        min-height: auto;
    }

    .hero-stats {
        gap: 24px;
    }

    .stat-divider {
        display: none;
    }

    .section {
        padding: 48px 0;
    }

    .capabilities-grid {
        grid-template-columns: 1fr;
    }

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

    .products-grid {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
    }

    .cta-card {
        padding: 48px 24px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .processes-grid {
        grid-template-columns: 1fr;
    }

    .hero-stats {
        flex-direction: column;
        align-items: flex-start;
    }
}