/* ==========================================================================
   RAZ LAB — DESIGN SYSTEM & LAYOUT CSS
   ========================================================================== */

/* --- Variables & Tokens --- */
:root {
    /* Color Palette */
    --black: #0A0A0A;
    --white: #FFFFFF;
    --cream: #F2EBE3;
    --orange: #FF5A00;
    --orange-glow: rgba(255, 90, 0, 0.55);
    --orange-glow-soft: rgba(255, 90, 0, 0.12);
    --gray-dark: #121212;
    --gray-medium: #1F1F1F;
    --gray-light: #8E8E93;
    --border-color: rgba(242, 235, 227, 0.08);
    --border-glow: rgba(255, 90, 0, 0.2);

    /* Fonts */
    --font-serif: 'Fraunces', serif;
    --font-sans: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Blueprint Background Variables */
    --grid-angle: 0deg;
    --grid-scale: 1;
    --grid-offset-x: 0px;
    --grid-offset-y: 0px;
    --grid-opacity: 0.45;
}

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

html {
    scroll-behavior: smooth;
    background-color: var(--black);
    color: var(--white);
    font-family: var(--font-sans);
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

body {
    background-color: var(--black);
    overflow-x: hidden;
    position: relative;
    line-height: 1.6;
}

/* --- Blueprint Grid Background (CSS generated, JS manipulated) --- */
.blueprint-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 0;
    opacity: var(--grid-opacity);
    background-image: 
        linear-gradient(rgba(255, 90, 0, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 90, 0, 0.04) 1px, transparent 1px);
    background-size: 50px 50px;
    background-position: center center;
    transform: rotate(var(--grid-angle)) scale(var(--grid-scale)) translate(var(--grid-offset-x), var(--grid-offset-y));
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.8s ease;
}

.blueprint-grid::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(242, 235, 227, 0.015) 2px, transparent 2px),
        linear-gradient(90deg, rgba(242, 235, 227, 0.015) 2px, transparent 2px);
    background-size: 250px 250px;
    background-position: center center;
}

/* --- Typography Utilities --- */
.font-serif { font-family: var(--font-serif); }
.font-mono { font-family: var(--font-mono); }
.text-uppercase { text-transform: uppercase; }
.text-accent { color: var(--orange); }
.text-muted { color: var(--gray-light); }
.text-center { text-align: center; }

h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
}

.serif-title {
    font-family: var(--font-serif);
    font-weight: 300;
    letter-spacing: -0.02em;
}

.font-xxl {
    font-size: clamp(2rem, 5vw, 4rem);
}

/* --- Fixed Announcement Bar --- */
.announcement-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(10, 10, 10, 0.85);
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(8px);
    padding: 8px 16px;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: transform 0.3s ease;
}

.announcement-bar.hidden {
    transform: translateY(-100%);
}

.announcement-content {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.75rem;
}

.label-tech {
    background-color: var(--orange);
    color: var(--white);
    font-family: var(--font-mono);
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 2px;
    letter-spacing: 0.1em;
}

.announcement-text {
    color: var(--cream);
    letter-spacing: 0.05em;
}

/* --- Main Header & Nav Navigation --- */
.main-header {
    position: fixed;
    top: 0; /* JS will offset this dynamically if announcement-bar is active */
    left: 0;
    width: 100%;
    z-index: 900;
    background-color: rgba(10, 10, 10, 0.75);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.3s ease, border-color 0.3s ease, top 0.3s ease;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 14px;
    text-decoration: none;
    color: var(--white);
}

.logo-img-small {
    height: 36px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 0 6px var(--orange-glow));
    transition: filter 0.3s ease, transform 0.3s ease;
}

.logo-link:hover .logo-img-small {
    filter: drop-shadow(0 0 10px var(--orange));
    transform: scale(1.05);
}

.logo-text {
    font-family: var(--font-sans);
    font-weight: 800;
    font-size: 1.25rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.main-nav {
    display: flex;
    gap: 40px;
}

.main-nav a {
    text-decoration: none;
    color: var(--gray-light);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    transition: color 0.3s ease;
}

.main-nav a:hover {
    color: var(--white);
}

/* --- Common Layout & Containers --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    position: relative;
    z-index: 10;
}

.grid-container {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: center;
}

/* --- Buttons & Action Elements --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-family: var(--font-sans);
    font-weight: 600;
    letter-spacing: 0.05em;
    border-radius: 4px;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
}

.btn-sm {
    padding: 10px 20px;
    font-size: 0.8rem;
}

.btn-lg {
    padding: 18px 40px;
    font-size: 1.1rem;
}

.btn:not(.btn-sm):not(.btn-lg) {
    padding: 14px 28px;
    font-size: 0.9rem;
}

.btn-primary {
    background-color: var(--orange);
    color: var(--white);
    border: 1px solid var(--orange);
    box-shadow: 0 0 16px var(--orange-glow-soft);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--orange);
    box-shadow: 0 0 24px var(--orange-glow);
}

.btn-primary .arrow {
    margin-left: 8px;
    transition: transform 0.3s ease;
}

.btn-primary:hover .arrow {
    transform: translateX(4px);
}

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

.btn-secondary:hover {
    background-color: rgba(242, 235, 227, 0.05);
    border-color: var(--cream);
    color: var(--white);
}

.btn-link {
    color: var(--orange);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: gap 0.3s ease;
}

.btn-link:hover {
    gap: 12px;
}

/* Eyebrows */
.eyebrow-tech {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    color: var(--orange);
    margin-bottom: 24px;
}

.badge-dot {
    width: 6px;
    height: 6px;
    background-color: var(--orange);
    border-radius: 50%;
    display: inline-block;
    box-shadow: 0 0 8px var(--orange);
}

/* --- Section 3: Hero Section --- */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 140px; /* Offset for Header */
    padding-bottom: 80px;
    position: relative;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    max-width: 680px;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 28px;
}

.title-line {
    display: block;
}

.hero-subhead {
    font-size: clamp(1.05rem, 2vw, 1.25rem);
    color: var(--cream);
    opacity: 0.85;
    font-weight: 400;
    line-height: 1.6;
    margin-bottom: 44px;
}

.hero-actions {
    display: flex;
    gap: 20px;
}

/* Blueprint Monogram in Hero */
.hero-visual {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.blueprint-monogram-container {
    width: 100%;
    max-width: 320px;
    aspect-ratio: 1;
    position: relative;
}

.blueprint-svg-logo {
    width: 100%;
    height: 100%;
    overflow: visible;
}

.blueprint-svg-logo {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: opacity(0.2) drop-shadow(0 0 10px var(--orange));
    transition: filter 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.blueprint-monogram-container::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 130%;
    height: 130%;
    border-radius: 50%;
    border: 1px solid rgba(255, 90, 0, 0.05);
    pointer-events: none;
}

/* Hover effects triggering technical resolve */
.hero-visual:hover .blueprint-svg-logo {
    filter: opacity(0.85) drop-shadow(0 0 20px var(--orange));
    transform: scale(1.03);
}

/* --- Section 4: Applications Section --- */
.applications-section {
    padding: 160px 0;
    border-top: 1px solid var(--border-color);
    background-color: rgba(10, 10, 10, 0.5);
    position: relative;
    z-index: 10;
}

.applications-info {
    max-width: 480px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 24px;
    letter-spacing: -0.01em;
}

.section-desc {
    color: var(--gray-light);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 36px;
}

/* Domain card layout */
.applications-domains-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.domain-card {
    background-color: var(--gray-dark);
    border: 1px solid var(--border-color);
    padding: 40px 30px;
    border-radius: 4px;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.domain-card:hover {
    border-color: var(--orange);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(255, 90, 0, 0.05);
}

.domain-icon-wrapper {
    color: var(--orange);
    margin-bottom: 24px;
    display: inline-flex;
}

.domain-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.domain-text {
    font-size: 0.875rem;
    color: var(--gray-light);
    line-height: 1.6;
}

/* --- Section 5: Pinned Logo Section (Scroll to Explore) --- */
.pinned-logo-section {
    position: relative;
    z-index: 10;
    height: 250vh; /* Extends height for scroll space */
}

.sticky-logo-container {
    position: sticky;
    top: 0;
    width: 100%;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    padding: 80px 40px;
}

.logo-assembly-header {
    text-align: center;
    margin-bottom: 40px;
    z-index: 10;
}

.logo-assembly-view {
    flex-grow: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    width: 100%;
    max-width: 400px;
}

.logo-assembly-wrapper {
    position: relative;
    width: 100%;
    max-width: 320px;
    aspect-ratio: 0.8;
    overflow: hidden;
    border-radius: 4px;
    border: 1px solid rgba(255, 90, 0, 0.05);
}

.assembly-logo-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0;
    filter: blur(15px);
    transform: scale(0.8);
    clip-path: inset(0% 0% 100% 0%);
}

.scanner-line {
    position: absolute;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--orange);
    box-shadow: 0 0 12px 2px var(--orange), 0 0 24px 4px var(--orange-glow);
    opacity: 0;
    top: 0;
    pointer-events: none;
    z-index: 10;
}

.logo-assembly-statement {
    text-align: center;
    margin-top: 40px;
    opacity: 0;
    transform: translateY(20px);
    z-index: 10;
}

.logo-assembly-statement p {
    color: var(--cream);
    text-shadow: 0 0 15px var(--orange-glow-soft);
}

/* --- Section 6: Scrollytelling Domains Section --- */
.domains-scroll-section {
    position: relative;
    z-index: 10;
    height: 600vh; /* High scroll area for word transitions */
}

.sticky-domains-container {
    position: sticky;
    top: 0;
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

/* Radial Glow reflecting backend changes */
.domain-reactor-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    pointer-events: none;
    z-index: 1;
}

.grid-radial-glow {
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, rgba(255, 90, 0, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(40px);
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.domains-words-viewport {
    position: relative;
    width: 100%;
    max-width: 800px;
    height: 200px;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2;
}

.domain-word {
    position: absolute;
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 8vw, 5.5rem);
    font-weight: 300;
    text-align: center;
    letter-spacing: -0.01em;
    color: var(--white);
    opacity: 0;
    transform: scale(0.8) translateY(30px);
    pointer-events: none;
    transition: opacity 0.5s ease, transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.domain-word.active {
    opacity: 1;
    transform: scale(1.05) translateY(0);
    color: var(--orange);
    text-shadow: 0 0 30px var(--orange-glow-soft);
}

/* --- Section 7: Infinite Horizontal Marquee --- */
.marquee-section {
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 30px 0;
    background-color: var(--gray-dark);
    overflow: hidden;
    position: relative;
    z-index: 10;
}

.marquee-wrapper {
    display: flex;
    overflow: hidden;
    width: 100%;
}

.marquee-track {
    display: flex;
    gap: 60px;
    white-space: nowrap;
    animation: marquee-loop 35s linear infinite;
    will-change: transform;
}

.marquee-card {
    color: var(--gray-light);
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 1.5rem;
    letter-spacing: -0.01em;
}

.marquee-card.text-highlight {
    color: var(--cream);
    font-style: italic;
    font-family: var(--font-serif);
    font-weight: 400;
}

@keyframes marquee-loop {
    0% { transform: translate3d(0, 0, 0); }
    100% { transform: translate3d(-50%, 0, 0); }
}

/* --- Section 8: Mission Section --- */
.mission-section {
    padding: 200px 0;
    background-color: var(--black);
    position: relative;
    z-index: 10;
}

.mission-statement {
    font-family: var(--font-serif);
    font-size: clamp(2.2rem, 6vw, 4.5rem);
    font-weight: 300;
    line-height: 1.25;
    letter-spacing: -0.02em;
    color: var(--white);
    max-width: 1000px;
    margin: 0 auto;
}

/* --- Section 9: Process Section (5 Steps) --- */
.process-section {
    padding: 160px 0;
    border-top: 1px solid var(--border-color);
    background-color: rgba(10, 10, 10, 0.4);
    position: relative;
    z-index: 10;
}

.process-header {
    margin-bottom: 80px;
}

.process-steps-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.process-step {
    display: grid;
    grid-template-columns: 120px 1fr;
    padding: 60px 0;
    border-bottom: 1px solid var(--border-color);
    align-items: flex-start;
}

.process-step:first-child {
    border-top: 1px solid var(--border-color);
}

.step-num {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--orange);
    opacity: 0.6;
    letter-spacing: 0.05em;
}

.step-body {
    max-width: 800px;
}

.step-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.step-text {
    font-size: 1.05rem;
    color: var(--gray-light);
    line-height: 1.7;
}

/* --- Section 10: Differentials Section --- */
.differentials-section {
    padding: 160px 0;
    background-color: var(--black);
    position: relative;
    z-index: 10;
}

.differentials-header {
    margin-bottom: 80px;
}

.differentials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.differential-card {
    background-color: var(--gray-dark);
    border: 1px solid var(--border-color);
    padding: 50px 40px;
    border-radius: 4px;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 380px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.card-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(800px circle at var(--x, 0px) var(--y, 0px), var(--orange-glow-soft), transparent 40%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
    z-index: 1;
}

.differential-card:hover .card-glow {
    opacity: 1;
}

.differential-card:hover {
    border-color: var(--orange);
    transform: translateY(-8px);
}

.card-num {
    font-size: 0.875rem;
    color: var(--gray-light);
    letter-spacing: 0.1em;
    margin-bottom: 30px;
    display: block;
}

.card-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 18px;
    letter-spacing: -0.01em;
    z-index: 2;
}

.card-text {
    font-size: 0.95rem;
    color: var(--gray-light);
    line-height: 1.6;
    margin-bottom: auto;
    z-index: 2;
}

.card-action {
    margin-top: 30px;
    z-index: 2;
}

.expand-btn {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--orange);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 8px;
}

.expand-btn .arrow {
    font-size: 1rem;
    font-weight: 700;
    transition: transform 0.3s ease;
}

/* Card expanded content */
.card-expanded-content {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    font-size: 0.9rem;
    color: var(--cream);
    line-height: 1.6;
    margin-top: 0;
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 2;
}

.differential-card.expanded {
    border-color: var(--orange);
}

.differential-card.expanded .card-expanded-content {
    max-height: 200px;
    opacity: 0.9;
    margin-top: 20px;
}

.differential-card.expanded .expand-btn .arrow {
    transform: rotate(45deg);
}

/* Cases Social Proof Wrapper based on rules */
.social-cases-section {
    padding: 40px 0;
    background-color: var(--black);
    text-align: center;
    position: relative;
    z-index: 10;
}

.social-cases-border {
    display: inline-block;
    border: 1px dashed var(--border-color);
    padding: 16px 40px;
    border-radius: 4px;
    font-size: 0.75rem;
    letter-spacing: 0.15em;
}

/* --- Section 11: Final CTA Section --- */
.final-cta-section {
    padding: 180px 0;
    background-color: var(--black);
    border-top: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    z-index: 10;
}

/* Breathing Logo visual behind final CTA */
.cta-background-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60%;
    max-width: 600px;
    aspect-ratio: 0.8;
    opacity: 0.035;
    pointer-events: none;
    z-index: 1;
    filter: blur(2px);
}

.breathing-logo-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0.055;
    animation: breathing 6s ease-in-out infinite alternate;
}

@keyframes breathing {
    0% { transform: scale(0.95); opacity: 0.04; filter: blur(2px); }
    100% { transform: scale(1.05); opacity: 0.07; filter: blur(0px); }
}

.giant-cta-title {
    font-family: var(--font-serif);
    font-size: clamp(3rem, 7vw, 5.5rem);
    font-weight: 300;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 30px;
    position: relative;
    z-index: 2;
}

.cta-subtext {
    font-size: 1.15rem;
    color: var(--cream);
    max-width: 640px;
    margin: 0 auto 50px auto;
    opacity: 0.85;
    position: relative;
    z-index: 2;
}

.final-cta-section .btn {
    position: relative;
    z-index: 2;
}

/* --- Section 12: Contact Section & Form --- */
.contact-section {
    padding: 160px 0;
    border-top: 1px solid var(--border-color);
    background-color: var(--gray-dark);
    position: relative;
    z-index: 10;
}

.contact-info {
    max-width: 440px;
}

.office-location {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-top: 40px;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
    color: var(--gray-light);
}

.location-marker-icon {
    color: var(--orange);
}

/* Form Styles */
.contact-form-wrapper {
    background-color: var(--black);
    border: 1px solid var(--border-color);
    padding: 60px;
    border-radius: 4px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.lead-form {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.form-group label {
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    color: var(--orange);
    text-transform: uppercase;
}

.form-group input,
.form-group textarea,
.form-group select {
    background-color: var(--gray-dark);
    border: 1px solid var(--border-color);
    color: var(--white);
    padding: 14px 18px;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    width: 100%;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.2);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--orange);
    box-shadow: 0 0 10px var(--border-glow);
}

/* Select wrapper arrow customization */
.select-wrapper {
    position: relative;
}

.select-wrapper::after {
    content: '↓';
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--orange);
    position: absolute;
    right: 18px;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
}

.form-group select {
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
    padding-right: 40px;
}

.form-feedback {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    text-align: center;
    letter-spacing: 0.05em;
    min-height: 24px;
}

.form-feedback.success {
    color: #4cd964;
}

.form-feedback.error {
    color: #ff3b30;
}

/* --- Footer --- */
.main-footer {
    background-color: var(--black);
    border-top: 1px solid var(--border-color);
    padding: 100px 0 50px 0;
    position: relative;
    z-index: 10;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 80px;
}

.footer-brand-column {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img-footer {
    height: 28px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 0 4px var(--orange-glow));
}

.brand-tagline {
    font-size: 0.875rem;
    color: var(--gray-light);
    max-width: 240px;
}

.footer-title {
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    color: var(--orange);
    text-transform: uppercase;
    margin-bottom: 24px;
}

.footer-links-column {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-links-column a {
    text-decoration: none;
    color: var(--gray-light);
    font-size: 0.875rem;
    transition: color 0.3s ease;
    width: fit-content;
}

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

.footer-links-column .contact-link {
    color: var(--cream);
    font-weight: 500;
}

.office-city {
    font-size: 0.875rem;
    color: var(--gray-light);
}

/* Footer Bottom */
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    padding-top: 40px;
}

.copyright {
    font-size: 0.75rem;
    color: var(--gray-light);
}

.legal-links {
    display: flex;
    gap: 30px;
}

.legal-links a {
    text-decoration: none;
    color: var(--gray-light);
    font-size: 0.75rem;
    transition: color 0.3s ease;
}

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

/* --- Mobile Navigation and Toggle Styles --- */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 26px;
    height: 18px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1000;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 2px;
    background-color: var(--white);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* --- Responsive Breakpoints --- */

/* Laptops & Tablets (1024px) */
@media (max-width: 1024px) {
    .grid-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .hero-content {
        max-width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-visual {
        order: -1; /* Place logo above title on mobile/tablet */
    }

    .applications-info {
        max-width: 100%;
        text-align: center;
    }

    .applications-domains-grid {
        gap: 20px;
    }

    .differentials-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .differential-card {
        min-height: auto;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

/* Handheld Mobile Devices (768px) */
@media (max-width: 768px) {
    .header-container {
        padding: 16px 24px;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: 0;
        right: 0;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background-color: var(--black);
        border-left: 1px solid var(--border-color);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 40px;
        z-index: 950;
        transform: translateX(100%);
        transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
        padding: 40px;
    }

    .main-nav.active {
        transform: translateX(0);
    }

    /* Animate menu button to X when active */
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

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

    .mobile-menu-toggle.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

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

    .applications-domains-grid {
        grid-template-columns: 1fr;
    }

    .process-step {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 40px 0;
    }

    .contact-form-wrapper {
        padding: 30px;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}

/* --- Accessibility: prefers-reduced-motion --- */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto !important;
    }

    .blueprint-grid {
        transform: none !important;
        transition: none !important;
    }

    .blueprint-grid::before {
        display: none !important;
    }

    .assembly-logo-img {
        clip-path: none !important;
        transform: none !important;
        opacity: 1 !important;
        filter: none !important;
    }

    .scanner-line {
        display: none !important;
    }

    .logo-assembly-statement {
        opacity: 1 !important;
        transform: none !important;
    }

    .domain-word {
        position: relative !important;
        opacity: 0.3 !important;
        transform: none !important;
        pointer-events: auto !important;
        margin: 10px 0 !important;
    }

    .domain-word.active {
        opacity: 1 !important;
        color: var(--orange) !important;
    }

    .domains-words-viewport {
        flex-direction: column !important;
        height: auto !important;
    }

    .marquee-track {
        animation: none !important;
        flex-wrap: wrap !important;
        white-space: normal !important;
        gap: 20px !important;
    }

    .breathing-logo-img {
        animation: none !important;
        transform: none !important;
        opacity: 0.05 !important;
    }

    * {
        animation-delay: 0s !important;
        animation-duration: 0s !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0s !important;
        scroll-behavior: auto !important;
    }
}