/* Mentosys - Mentosys AI Technologies Pvt Ltd */
/* Images, animations, and interactive elements */

:root {
    --color-bg: #050608;
    --color-bg-elevated: #0a0d12;
    --color-bg-card: #0f1319;
    --color-border: rgba(255, 255, 255, 0.06);
    --color-border-hover: rgba(255, 255, 255, 0.15);
    --color-text: #f4f6f9;
    --color-text-muted: #8a93a5;
    --color-text-faint: #5a6375;
    --color-accent: #22d3c7;
    --color-accent-soft: rgba(34, 211, 199, 0.2);
    --color-accent-glow: rgba(34, 211, 199, 0.35);
    --font-sans: 'Outfit', -apple-system, sans-serif;
    --font-serif: 'Instrument Serif', Georgia, serif;
    --max-width: 1280px;
    --radius: 12px;
    --radius-lg: 20px;
    --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-sans);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.65;
    min-height: 100vh;
    overflow-x: hidden;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
}

/* Prevent overflow */
main { overflow-x: hidden; }
main section { max-width: 100%; }

/* Scroll Progress */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent), transparent);
    z-index: 1000;
    transform-origin: left;
    transform: scaleX(0);
    transition: transform 0.1s linear;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(5, 6, 8, 0);
    backdrop-filter: blur(0);
    transition: all var(--transition);
}

.header.scrolled {
    background: rgba(5, 6, 8, 0.9);
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--color-text);
    text-decoration: none;
    transition: color var(--transition);
}

.logo:hover { color: var(--color-accent); }
.logo-icon { color: var(--color-accent); font-size: 1.5rem; }

.nav-links { display: flex; list-style: none; gap: 2rem; }
.nav-links a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color var(--transition);
    position: relative;
}
.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width 0.3s ease;
}
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-links a:hover, .nav-links a.active { color: var(--color-text); }

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}
.nav-toggle span { width: 22px; height: 2px; background: var(--color-text); }

/* Hero */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

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

.hero-bg-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    animation: kenburns 20s ease-in-out infinite alternate;
}

@keyframes kenburns {
    0% { transform: scale(1) translate(0, 0); }
    100% { transform: scale(1.08) translate(-1%, -1%); }
}

.hero-bg-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(5, 6, 8, 0.85) 0%, rgba(5, 6, 8, 0.6) 50%, rgba(5, 6, 8, 0.9) 100%);
}

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

.hero-content {
    position: relative;
    z-index: 2;
    padding: 8rem 2rem 4rem;
}

.hero-badge {
    display: inline-block;
    padding: 0.4rem 1.25rem;
    background: var(--color-accent-soft);
    color: var(--color-accent);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    border-radius: 100px;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(34, 211, 199, 0.25);
    animation: badgeGlow 3s ease-in-out infinite;
}

@keyframes badgeGlow {
    0%, 100% { box-shadow: 0 0 20px rgba(34, 211, 199, 0.1); }
    50% { box-shadow: 0 0 30px rgba(34, 211, 199, 0.2); }
}

.hero h1 {
    font-family: var(--font-serif);
    font-size: clamp(2.25rem, 5vw, 3.5rem);
    font-weight: 400;
    line-height: 1.15;
    margin-bottom: 1.25rem;
    max-width: 800px;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    max-width: 520px;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.scroll-indicator {
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, var(--color-accent), transparent);
    border-radius: 2px;
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(8px); opacity: 0.5; }
}

/* Animations */
.animate-in { opacity: 0; transform: translateY(30px); }
.animate-in.visible { opacity: 1; transform: translateY(0); }
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }

.animate-el { opacity: 0; transform: translateY(40px); transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94); }
.animate-el.visible { opacity: 1; transform: translateY(0); }

.animate-scale { opacity: 0; transform: scale(0.95); transition: opacity 0.7s ease, transform 0.7s ease; }
.animate-scale.visible { opacity: 1; transform: scale(1); }

.animate-left { opacity: 0; transform: translateX(-40px); transition: opacity 0.7s ease, transform 0.7s ease; }
.animate-left.visible { opacity: 1; transform: translateX(0); }

.animate-right { opacity: 0; transform: translateX(40px); transition: opacity 0.7s ease, transform 0.7s ease; }
.animate-right.visible { opacity: 1; transform: translateX(0); }

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.9rem 1.75rem;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    border-radius: 8px;
    transition: all var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-bg);
}
.btn-primary:hover {
    background: #2ee8df;
    box-shadow: 0 0 40px var(--color-accent-glow), 0 0 80px rgba(34, 211, 199, 0.15);
    transform: translateY(-3px) scale(1.02);
}

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

/* Statistics */
.statistics {
    padding: 4rem 0;
    background: var(--color-bg-elevated);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    align-items: center;
}

.stat {
    min-width: 0;
}

.stat {
    text-align: center;
    padding: 1.5rem;
}

.stat-value {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent);
    font-family: var(--font-sans);
    letter-spacing: -0.03em;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Showcase / Capabilities */
.showcase {
    padding: 6rem 0;
}

.section-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 400;
    margin-bottom: 0.5rem;
    text-align: center;
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    margin-bottom: 3rem;
}

.showcase-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    align-items: stretch;
}


.showcase-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    display: flex;
    flex-direction: column;
    flex: 1;
    min-width: 0;
    position: relative;
}

.showcase-card:hover {
    transform: translateY(-12px) scale(1.02);
    border-color: rgba(34, 211, 199, 0.4);
    box-shadow: 0 32px 64px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(34, 211, 199, 0.1);
}

.showcase-img-wrap {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.showcase-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.showcase-card:hover .showcase-img-wrap img {
    transform: scale(1.08);
}

.showcase-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(5, 6, 8, 0.95), transparent 60%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    padding: 1.5rem;
    opacity: 0;
    transition: opacity var(--transition);
}

.showcase-card:hover .showcase-overlay { opacity: 1; }

.showcase-icon {
    font-size: 2rem;
    color: var(--color-accent);
    margin-bottom: 0.5rem;
}

.showcase-overlay p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.showcase-content {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.showcase-content h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.showcase-content p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.showcase-link {
    color: var(--color-accent);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: gap var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.showcase-link:hover { gap: 0.5rem; }

/* Architecture Interactive */
.architecture-visual {
    padding: 6rem 0;
    background: var(--color-bg-elevated);
}

.arch-interactive {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
    width: 100%;
}

.arch-layer {
    min-width: 0;
}

.arch-layer {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    min-height: 280px;
    cursor: pointer;
    transition: all var(--transition);
}

.arch-layer:hover {
    transform: scale(1.02);
    z-index: 2;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.arch-layer-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transition: transform 0.6s ease;
}

.arch-layer:hover .arch-layer-bg {
    transform: scale(1.1);
}

.arch-layer::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(5, 6, 8, 0.95), rgba(5, 6, 8, 0.5));
}

.arch-layer-content {
    position: relative;
    z-index: 1;
    padding: 2rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.arch-layer-num {
    font-size: 0.75rem;
    color: var(--color-accent);
    font-weight: 600;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.arch-layer-content h3 {
    font-size: 1.2rem;
    margin-bottom: 0.25rem;
}

.arch-layer-content p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.arch-cta {
    display: block;
    text-align: center;
    max-width: 200px;
    margin: 0 auto;
}

/* Industries */
.industries {
    padding: 6rem 0;
}

.industries-carousel {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    width: 100%;
}

.industry-card {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    aspect-ratio: 4/3;
    min-height: 180px;
    cursor: pointer;
    transition: all var(--transition);
}

.industry-card:hover {
    transform: scale(1.05);
    z-index: 2;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.industry-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.industry-card:hover img {
    transform: scale(1.15);
}

.industry-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(5, 6, 8, 0.9), transparent 50%);
    display: flex;
    align-items: flex-end;
    padding: 1rem;
    opacity: 0.8;
    transition: opacity var(--transition);
}

.industry-card:hover .industry-card-overlay {
    opacity: 1;
    background: linear-gradient(to top, rgba(5, 6, 8, 0.95), transparent);
}

.industry-card-overlay span {
    font-weight: 600;
    font-size: 1rem;
}

/* How It Works */
.how-it-works {
    padding: 6rem 0;
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-elevated) 50%, var(--color-bg) 100%);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.step-card {
    position: relative;
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.step-card:hover {
    transform: translateY(-8px);
    border-color: rgba(34, 211, 199, 0.3);
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.4);
}

.step-img {
    height: 160px;
    overflow: hidden;
}

.step-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.step-card:hover .step-img img { transform: scale(1.08); }

.step-num {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: 0.1em;
}

.step-card h3 {
    font-size: 1.1rem;
    margin: 1.25rem 1.25rem 0.5rem;
}

.step-card p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    margin: 0 1.25rem 1.25rem;
}

/* Testimonial */
.testimonial {
    padding: 6rem 0;
    background: var(--color-bg-elevated);
}

.testimonial-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.testimonial blockquote {
    position: relative;
}

.testimonial blockquote::before {
    content: '"';
    position: absolute;
    top: -1rem;
    left: 0;
    font-family: var(--font-serif);
    font-size: 4rem;
    color: var(--color-accent);
    opacity: 0.3;
}

.testimonial blockquote p {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 400;
    line-height: 1.5;
    color: var(--color-text);
    margin-bottom: 1.5rem;
}

.testimonial footer {
    display: flex;
    flex-direction: column;
}
.testimonial footer strong { color: var(--color-accent); }
.testimonial footer span { color: var(--color-text-muted); font-size: 0.9rem; }

/* CTA */
.cta {
    padding: 6rem 0;
    text-align: center;
}

.cta h2 {
    font-family: var(--font-serif);
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.cta p {
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
}

/* Footer */
.footer {
    padding: 3rem 0;
    border-top: 1px solid var(--color-border);
    background: var(--color-bg);
}

.footer-content { text-align: center; }
.footer-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}
.footer-brand .logo-icon { color: var(--color-accent); }
.footer-tagline { color: var(--color-text-muted); font-size: 0.9rem; margin-bottom: 0.5rem; }
.footer-copy { color: var(--color-text-faint); font-size: 0.8rem; }

/* Services Page */
.page-hero { padding: 6rem 0 3rem; }
.page-hero h1 { font-family: var(--font-serif); font-size: 2.5rem; margin-bottom: 0.5rem; }
.page-hero p { color: var(--color-text-muted); }

.page-hero-img {
    position: relative;
    min-height: 40vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.page-hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    animation: kenburns 25s ease-in-out infinite alternate;
}

.page-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(5, 6, 8, 0.9) 0%, rgba(5, 6, 8, 0.7) 100%);
}

.page-hero-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(34, 211, 199, 0.03) 50%, transparent 70%);
    animation: gradientShift 8s ease-in-out infinite;
}

@keyframes gradientShift {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.arch-visual-block {
    margin: 2rem 0 3rem;
}

.arch-visual-img {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.arch-visual-img img {
    width: 100%;
    height: 360px;
    object-fit: cover;
    display: block;
}

.arch-visual-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1.5rem 2rem;
    background: linear-gradient(to top, rgba(5, 6, 8, 0.95), transparent);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-accent);
}

.page-hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

/* Services Visual / Flow */
.services-visual {
    padding: 4rem 0;
    background: var(--color-bg-elevated);
}

.flow-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2rem;
}

.flow-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1.5rem 2rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    transition: all var(--transition);
}

.flow-step:hover {
    border-color: rgba(34, 211, 199, 0.4);
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
}

.flow-icon {
    font-size: 1.5rem;
    color: var(--color-accent);
}

.flow-step span {
    font-size: 0.9rem;
    font-weight: 600;
}

.flow-arrow {
    color: var(--color-text-muted);
    font-size: 1.25rem;
    animation: flowPulse 2s ease-in-out infinite;
}

@keyframes flowPulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.service-detail { padding: 2rem 0; border-bottom: 1px solid var(--color-border); }
.service-detail:last-of-type { border-bottom: none; }
.service-detail h2 { font-size: 1.2rem; margin-bottom: 0.75rem; color: var(--color-accent); }
.service-detail p { color: var(--color-text-muted); }

/* Capability cards (services page) */
.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.service-card {
    overflow: hidden;
}

.service-card-img {
    height: 180px;
    overflow: hidden;
    margin: -1.5rem -1.5rem 1rem -1.5rem;
}

.service-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.service-card:hover .service-card-img img {
    transform: scale(1.08);
}

.capability-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    transition: all var(--transition);
}

.capability-card:hover {
    border-color: rgba(34, 211, 199, 0.3);
    transform: translateY(-4px);
}

.capability-icon { font-size: 1.5rem; color: var(--color-accent); margin-bottom: 0.75rem; }
.capability-card h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.capability-card p { font-size: 0.9rem; color: var(--color-text-muted); }

/* Architecture Page */
.arch-diagram {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 2rem;
    margin: 2rem 0;
    overflow-x: auto;
}

.arch-diagram pre {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    line-height: 1.5;
    color: var(--color-text-muted);
}

.arch-section { margin-bottom: 2.5rem; }
.arch-section h2 { font-size: 1.2rem; margin-bottom: 0.5rem; }
.arch-intro { color: var(--color-text-muted); margin-bottom: 1rem; line-height: 1.6; }
.arch-section ul { margin-left: 1.5rem; color: var(--color-text-muted); }
.arch-section li { margin-bottom: 0.5rem; }

/* Contact */
.contact-content { padding: 3rem 0; }

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.contact-visual {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.contact-visual img {
    width: 100%;
    height: 320px;
    object-fit: cover;
    display: block;
}

.contact-visual-cards {
    position: absolute;
    bottom: 1.5rem;
    left: 1.5rem;
    right: 1.5rem;
    display: flex;
    gap: 1rem;
}

.contact-mini-card {
    flex: 1;
    padding: 1rem;
    background: rgba(5, 6, 8, 0.9);
    backdrop-filter: blur(10px);
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    text-align: center;
    transition: all var(--transition);
}

.contact-mini-card:hover {
    border-color: rgba(34, 211, 199, 0.3);
    transform: translateY(-2px);
}

.contact-mini-num {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: 0.25rem;
}

.contact-mini-card span:last-child {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.contact-form { max-width: 100%; margin: 0; }
.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; font-weight: 500; margin-bottom: 0.5rem; font-size: 0.9rem; }
.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1.125rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-text);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color var(--transition);
}
.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
}
.form-group textarea { min-height: 120px; resize: vertical; }

.form-message { padding: 0.875rem; border-radius: 8px; margin-bottom: 1rem; font-size: 0.9rem; }
.form-message.success { background: var(--color-accent-soft); border: 1px solid rgba(34, 211, 199, 0.3); color: var(--color-accent); }
.form-message.error { background: rgba(248, 113, 113, 0.15); border: 1px solid rgba(248, 113, 113, 0.3); color: #f87171; }
.contact-info { margin-top: 2rem; padding-top: 2rem; border-top: 1px solid var(--color-border); }
.contact-info h3 { font-size: 1.1rem; margin-bottom: 0.75rem; color: var(--color-accent); }
.contact-info p { color: var(--color-text-muted); margin-bottom: 0.5rem; line-height: 1.6; }

/* Responsive */
@media (max-width: 1100px) {
    .arch-interactive { grid-template-columns: repeat(2, 1fr); }
    .industries-carousel { grid-template-columns: repeat(2, 1fr); }
    .steps-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
    .contact-grid { grid-template-columns: 1fr; }
    .contact-visual { order: -1; }
    .showcase-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .nav-links { display: none; }
    .nav-toggle { display: flex; }
    .nav.open .nav-links {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-bg-elevated);
        padding: 1rem;
        border-bottom: 1px solid var(--color-border);
    }
    .industries-carousel { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
    .showcase-grid { grid-template-columns: 1fr; }
    .arch-interactive { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr; }
    .industries-carousel { grid-template-columns: 1fr; }
    .steps-grid { grid-template-columns: 1fr; }
    .testimonial blockquote p { font-size: 1.35rem; }
}