/* ===========================
   ARMAREX - High-Tech Defence
   =========================== */

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

:root {
    --color-bg: #060808;
    --color-bg-alt: #0a0e0c;
    --color-surface: #0f1412;
    --color-surface-light: #141a17;
    --color-text: #e0e6e3;
    --color-text-muted: #7a8a82;
    --color-accent: #6b8f4e;
    --color-accent-bright: #8ab86a;
    --color-accent-dim: #3d5a2a;
    --color-border: #1c2520;
    --color-border-light: #263230;
    --color-danger: #c94a4a;
    --font-heading: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    --font-body: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2.5rem;
}

a {
    color: var(--color-text);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--color-accent-bright);
}

/* ===========================
   Header
   =========================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(6, 8, 8, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(107, 143, 78, 0.1);
    transition: background 0.4s ease, border-color 0.4s ease;
}

.site-header.scrolled {
    background: rgba(6, 8, 8, 0.95);
    border-bottom-color: rgba(107, 143, 78, 0.25);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 22px;
    width: auto;
    opacity: 0.95;
    transition: opacity 0.3s ease;
}

.logo:hover .logo-img {
    opacity: 1;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.main-nav a {
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    padding: 0.4rem 0;
    position: relative;
    transition: color 0.3s ease;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-accent);
    transition: width 0.3s ease;
}

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

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

.nav-contact {
    margin-left: 1rem;
    padding: 0.45rem 1.2rem !important;
    border: 1px solid var(--color-accent-dim);
    color: var(--color-accent-bright) !important;
    transition: all 0.3s ease;
}

.nav-contact:hover {
    background: var(--color-accent-dim);
    border-color: var(--color-accent);
    color: #fff !important;
}

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

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

.nav-toggle span {
    display: block;
    width: 22px;
    height: 1.5px;
    background: var(--color-text);
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 5px);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -5px);
}

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

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

.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.2;
    filter: saturate(0.4);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background:
        radial-gradient(ellipse at 30% 50%, rgba(107, 143, 78, 0.07) 0%, transparent 60%),
        linear-gradient(180deg, rgba(6, 8, 8, 0.3) 0%, rgba(6, 8, 8, 0.6) 50%, var(--color-bg) 100%);
}

.hero-scanlines {
    position: absolute;
    inset: 0;
    z-index: 2;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.08) 2px,
        rgba(0, 0, 0, 0.08) 4px
    );
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    max-width: 800px;
}

.hero-badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    color: var(--color-accent-bright);
    border: 1px solid var(--color-accent-dim);
    padding: 0.4rem 1.5rem;
    margin-bottom: 2.5rem;
    background: rgba(107, 143, 78, 0.06);
}

.hero h1 {
    margin-bottom: 1rem;
    line-height: 0;
    text-align: center;
}

.hero-logo {
    max-width: clamp(250px, 50vw, 550px);
    height: auto;
    display: inline-block;
}

.hero-subtitle {
    font-size: clamp(0.8rem, 1.8vw, 1rem);
    letter-spacing: 0.4em;
    text-transform: uppercase;
    color: var(--color-accent-bright);
    font-weight: 400;
}

.hero-line {
    width: 50px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
    margin: 2rem auto;
}

.hero-tagline {
    font-size: 0.95rem;
    line-height: 1.8;
    color: var(--color-text-muted);
    max-width: 560px;
    margin: 0 auto 2.5rem;
}

.hero-cta {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--color-accent-bright);
    border: 1px solid var(--color-accent-dim);
    padding: 0.9rem 2.5rem;
    transition: all 0.35s ease;
    position: relative;
    overflow: hidden;
}

.hero-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--color-accent-dim);
    transform: translateX(-100%);
    transition: transform 0.35s ease;
    z-index: -1;
}

.hero-cta:hover {
    color: #fff;
    border-color: var(--color-accent);
}

.hero-cta:hover::before {
    transform: translateX(0);
}

/* Scroll Indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}

.hero-scroll-indicator span {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(180deg, var(--color-accent), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
    50% { opacity: 1; transform: scaleY(1); }
}

/* ===========================
   Content Sections
   =========================== */
.content-section {
    padding: 7rem 0;
    position: relative;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.content-section.visible {
    opacity: 1;
    transform: translateY(0);
}

.section-alt {
    background-color: var(--color-bg-alt);
}

/* Section side label */
.section-label {
    position: absolute;
    top: 3rem;
    left: 2.5rem;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-border-light);
}

.section-label span {
    color: var(--color-accent-dim);
    margin-right: 0.75rem;
}

.section-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.section-grid-reverse .section-text {
    order: -1;
}

/* Section Number */
.section-number {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    color: var(--color-accent-dim);
    margin-bottom: 1rem;
}

.section-text h2 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    color: var(--color-text);
    position: relative;
    padding-bottom: 1.25rem;
}

.section-text h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 35px;
    height: 2px;
    background: var(--color-accent);
}

.section-text p {
    font-size: 0.95rem;
    line-height: 1.9;
    color: var(--color-text-muted);
    margin-bottom: 2rem;
}

/* Image Frames */
.image-frame {
    position: relative;
    overflow: hidden;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
}

.image-frame img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.6s ease;
}

.image-frame:hover img {
    transform: scale(1.03);
}

/* Corner brackets */
.image-corner {
    position: absolute;
    width: 20px;
    height: 20px;
    z-index: 2;
}

.image-corner-tl {
    top: 8px;
    left: 8px;
    border-top: 1px solid var(--color-accent);
    border-left: 1px solid var(--color-accent);
}

.image-corner-br {
    bottom: 8px;
    right: 8px;
    border-bottom: 1px solid var(--color-accent);
    border-right: 1px solid var(--color-accent);
}

/* Tech Specs */
.tech-specs {
    display: flex;
    flex-direction: column;
    gap: 0;
    border-top: 1px solid var(--color-border);
}

.spec-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.7rem 0;
    border-bottom: 1px solid var(--color-border);
}

.spec-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.spec-value {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.05em;
    color: var(--color-accent-bright);
}

/* ===========================
   Spectracam Teaser (Homepage)
   =========================== */
.spectracam-teaser {
    padding: 1.25rem 1.5rem;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    margin-bottom: 2rem;
}

.spectracam-teaser p {
    font-size: 0.88rem;
    line-height: 1.8;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
}

.spectracam-teaser strong {
    color: var(--color-accent-bright);
    font-weight: 600;
}

.teaser-link {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent-bright);
    border-bottom: 1px solid var(--color-accent-dim);
    padding-bottom: 2px;
    transition: color 0.3s ease, border-color 0.3s ease;
}

.teaser-link:hover {
    color: #fff;
    border-color: var(--color-accent-bright);
}

/* ===========================
   Spectracam Page
   =========================== */
.spectracam-hero {
    position: relative;
    padding: 8rem 0 4rem;
    padding-top: calc(72px + 6rem);
    background: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-border);
    overflow: hidden;
}

.spectracam-hero .hero-scanlines {
    z-index: 0;
}

.spectracam-hero .container {
    position: relative;
    z-index: 1;
}

.spectracam-hero h1 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    padding-bottom: 1.25rem;
    position: relative;
    color: var(--color-text);
}

.spectracam-hero h1::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 35px;
    height: 2px;
    background: var(--color-accent);
}

.spectracam-hero-intro {
    font-size: 1rem;
    line-height: 1.9;
    color: var(--color-text-muted);
    max-width: 620px;
}

.spectracam-page-section .section-number {
    margin-bottom: 1rem;
}

/* Workflow Steps */
.spectracam-workflow {
    display: flex;
    align-items: flex-start;
    gap: 0;
    margin-bottom: 4rem;
    padding: 2.5rem 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.workflow-step {
    flex: 1;
    text-align: center;
    padding: 0 1.5rem;
}

.workflow-step .step-number {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.2em;
    color: var(--color-accent-dim);
    margin-bottom: 1rem;
}

.step-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 1.25rem;
    color: var(--color-accent-bright);
}

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

.workflow-step h3 {
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text);
    margin-bottom: 0.75rem;
}

.workflow-step p {
    font-size: 0.82rem;
    line-height: 1.7;
    color: var(--color-text-muted);
}

.workflow-connector {
    width: 1px;
    min-height: 80px;
    align-self: center;
    background: linear-gradient(180deg, transparent, var(--color-accent-dim), transparent);
    flex-shrink: 0;
}

/* Demo Flow Infographic */
.demo-flow {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2.5rem;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
}

.demo-flow-stage {
    text-align: center;
}

.demo-flow-label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-top: 0.75rem;
}

.demo-environment {
    width: 200px;
    border: 1px solid var(--color-border);
}

.demo-env-svg {
    width: 100%;
    height: auto;
    display: block;
}

.demo-flow-arrow {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    color: var(--color-accent-dim);
    flex-shrink: 0;
}

.demo-flow-arrow svg {
    width: 34px;
    height: auto;
}

.demo-flow-arrow span {
    font-family: var(--font-mono);
    font-size: 0.55rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-accent-dim);
}

.demo-palette-display {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4px;
    width: 100px;
}

.demo-swatch {
    aspect-ratio: 1;
    border: 1px solid rgba(255,255,255,0.08);
}

.demo-flow-patterns {
    flex: 1;
    min-width: 0;
}

.demo-pattern-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.demo-pattern-tile {
    text-align: center;
}

.demo-pattern-tile svg {
    width: 100%;
    aspect-ratio: 1;
    display: block;
    border: 1px solid var(--color-border);
}

.demo-pattern-bespoke svg {
    border-color: var(--color-accent-dim);
}

.demo-pattern-tile span {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.5rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-accent-bright);
    margin-top: 0.35rem;
}

/* Demo Visual */
.demo-header {
    max-width: 620px;
    margin-bottom: 3rem;
}

.demo-header h2 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-text);
    margin-bottom: 1.25rem;
    padding-bottom: 1.25rem;
    position: relative;
}

.demo-header h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 35px;
    height: 2px;
    background: var(--color-accent);
}

.demo-header p {
    font-size: 0.95rem;
    line-height: 1.9;
    color: var(--color-text-muted);
}

/* Upload Dropzone */
.spectracam-upload-section {
    margin-bottom: 3rem;
}

.spectracam-dropzone {
    border: 2px dashed var(--color-border);
    background: var(--color-surface);
    padding: 4rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.3s ease, background 0.3s ease;
}

.spectracam-dropzone:hover,
.spectracam-dropzone.dragover {
    border-color: var(--color-accent);
    background: rgba(107, 143, 78, 0.04);
}

.dropzone-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 1.5rem;
    color: var(--color-accent-dim);
}

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

.spectracam-dropzone:hover .dropzone-icon,
.spectracam-dropzone.dragover .dropzone-icon {
    color: var(--color-accent-bright);
}

.dropzone-text {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}

.dropzone-hint {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-accent-dim);
}

.spectracam-upload-section.has-results .spectracam-dropzone {
    padding: 1.5rem 2rem;
}

.spectracam-upload-section.has-results .dropzone-icon {
    display: none;
}

/* Results */
.spectracam-results {
    padding-top: 2rem;
}

.results-header {
    display: flex;
    gap: 3rem;
    align-items: flex-start;
    margin-bottom: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid var(--color-border);
}

.results-preview {
    flex-shrink: 0;
}

.results-preview-frame {
    width: 200px;
    height: 200px;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    overflow: hidden;
    position: relative;
}

.results-preview-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.results-preview-label,
.results-palette-label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-top: 0.75rem;
}

.results-palette {
    flex: 1;
}

.palette-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 0.75rem;
}

.palette-swatch {
    width: 60px;
    height: 60px;
    border: 1px solid var(--color-border);
    position: relative;
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

.palette-hex {
    font-family: var(--font-mono);
    font-size: 0.5rem;
    letter-spacing: 0.05em;
    color: #fff;
    text-shadow: 0 1px 3px rgba(0,0,0,0.8);
    padding: 0.2rem;
}

/* Generated Patterns Grid */
.generated-patterns-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.generated-pattern-card {
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    overflow: hidden;
    transition: border-color 0.3s ease;
}

.generated-pattern-card:hover {
    border-color: var(--color-accent-dim);
}

.generated-pattern-preview {
    aspect-ratio: 1;
    overflow: hidden;
}

.generated-pattern-preview canvas {
    width: 100%;
    height: 100%;
    display: block;
}

.generated-pattern-info {
    padding: 1.25rem;
    border-top: 1px solid var(--color-border);
}

.generated-pattern-info h3 {
    font-family: var(--font-heading);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text);
    margin-bottom: 0.5rem;
}

.pattern-direction-label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.1em;
    color: var(--color-accent-dim);
    margin-bottom: 0.75rem;
}

.pattern-download-btn {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent-bright);
    border: 1px solid var(--color-accent-dim);
    padding: 0.4rem 1rem;
    transition: all 0.3s ease;
    text-decoration: none;
}

.pattern-download-btn:hover {
    background: var(--color-accent-dim);
    border-color: var(--color-accent);
    color: #fff;
}

/* Pattern Grid */
.pattern-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.pattern-card {
    padding: 2rem;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    transition: border-color 0.3s ease;
}

.pattern-card:hover {
    border-color: var(--color-accent-dim);
}

.pattern-card-header {
    margin-bottom: 1.25rem;
}

.pattern-badge {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--color-accent-bright);
    border: 1px solid var(--color-accent-dim);
    padding: 0.3rem 1rem;
    background: rgba(107, 143, 78, 0.06);
}

.pattern-badge-highlight {
    background: rgba(107, 143, 78, 0.15);
    border-color: var(--color-accent);
}

.pattern-card h3 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text);
    margin-bottom: 1rem;
}

.pattern-card > p {
    font-size: 0.88rem;
    line-height: 1.8;
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
}

/* Applications */
.spectracam-applications {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.application-item {
    padding: 1.5rem 0;
}

.application-item h4 {
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text);
    margin-bottom: 0.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--color-accent-dim);
}

.application-item p {
    font-size: 0.85rem;
    line-height: 1.8;
    color: var(--color-text-muted);
}

/* CTA */
.spectracam-cta {
    text-align: center;
    padding-top: 2rem;
}

/* ===========================
   Footer
   =========================== */
.site-footer {
    padding: 4rem 0 2rem;
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
}

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid var(--color-border);
}

.footer-logo-img {
    height: 18px;
    width: auto;
    opacity: 0.7;
    margin-bottom: 1rem;
}

.footer-tagline {
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.footer-nav {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-nav h4 {
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text);
    margin-bottom: 0.5rem;
}

.footer-nav a {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    transition: color 0.3s ease;
}

.footer-nav a:hover {
    color: var(--color-accent-bright);
}

.footer-bottom {
    padding-top: 2rem;
    text-align: center;
}

.footer-copy {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--color-text-muted);
    letter-spacing: 0.1em;
}

/* ===========================
   Contact Page
   =========================== */
.page-content {
    padding-top: 72px;
    min-height: 100vh;
}

.contact-hero {
    position: relative;
    padding: 6rem 0 4rem;
    background: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-border);
    overflow: hidden;
}

.contact-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.05) 2px,
        rgba(0, 0, 0, 0.05) 4px
    );
    pointer-events: none;
}

.contact-hero .container {
    position: relative;
}

.contact-hero .section-number {
    margin-bottom: 1rem;
}

.contact-hero h1 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 1rem;
    padding-bottom: 1.25rem;
    position: relative;
}

.contact-hero h1::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 35px;
    height: 2px;
    background: var(--color-accent);
}

.contact-intro {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.8;
    max-width: 550px;
}

.contact-body {
    padding: 5rem 0;
}

.contact-email {
    text-align: center;
    padding: 3rem 0;
}

.contact-email p {
    font-size: 1.1rem;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
}

.contact-email a {
    color: var(--color-accent-bright);
    border-bottom: 1px solid var(--color-accent-dim);
    padding-bottom: 2px;
    transition: color 0.3s ease, border-color 0.3s ease;
}

.contact-email a:hover {
    color: #fff;
    border-color: var(--color-accent-bright);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 5rem;
    align-items: start;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: 0.6rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.9rem 1rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 0.9rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(107, 143, 78, 0.08);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.btn-submit {
    display: inline-block;
    padding: 0.9rem 2.5rem;
    background: transparent;
    border: 1px solid var(--color-accent-dim);
    color: var(--color-accent-bright);
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.35s ease;
    align-self: flex-start;
    position: relative;
    overflow: hidden;
}

.btn-submit::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--color-accent-dim);
    transform: translateX(-100%);
    transition: transform 0.35s ease;
    z-index: -1;
}

.btn-submit:hover {
    border-color: var(--color-accent);
    color: #fff;
}

.btn-submit:hover::before {
    transform: translateX(0);
}

.contact-info {
    padding: 2rem;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
}

.contact-info-item {
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--color-border);
}

.contact-info-item:first-child {
    padding-top: 0;
}

.contact-info-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.contact-info h3 {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text);
    margin-bottom: 0.5rem;
}

.contact-info p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

.contact-info a {
    color: var(--color-accent-bright);
    transition: color 0.3s ease;
}

.contact-info a:hover {
    color: #fff;
}

/* ===========================
   Responsive
   =========================== */
@media (max-width: 900px) {
    .nav-toggle {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        bottom: 0;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 2rem;
        background: #060808;
        transform: translateX(100%);
        transition: transform 0.4s ease;
    }

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

    .main-nav a {
        font-size: 0.85rem;
    }

    .nav-contact {
        margin-left: 0 !important;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }

    .section-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .section-grid-reverse .section-text {
        order: 0;
    }

    .content-section {
        padding: 5rem 0;
    }

    .section-label {
        position: relative;
        top: auto;
        left: auto;
        margin-bottom: 2rem;
        padding-left: 1.5rem;
    }

    .hero {
        min-height: 90vh;
    }

    .hero-tagline {
        font-size: 0.85rem;
    }

    .footer-top {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .contact-hero h1 {
        font-size: 1.8rem;
    }

    .spectracam-workflow {
        flex-direction: column;
        gap: 1.5rem;
    }

    .workflow-connector {
        width: 40px;
        min-height: 1px;
        height: 1px;
        align-self: center;
        background: linear-gradient(90deg, transparent, var(--color-accent-dim), transparent);
    }

    .workflow-step {
        padding: 0;
    }

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

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

    .spectracam-hero h1 {
        font-size: 1.8rem;
    }

    .results-header {
        flex-direction: column;
        gap: 2rem;
    }

    .results-preview-frame {
        width: 100%;
        height: auto;
        aspect-ratio: 16/9;
    }

    .generated-patterns-grid {
        grid-template-columns: 1fr;
    }

    .demo-flow {
        flex-direction: column;
        gap: 1.5rem;
        padding: 1.5rem;
    }

    .demo-environment {
        width: 100%;
        max-width: 280px;
    }

    .demo-flow-arrow {
        flex-direction: row;
        gap: 0.5rem;
    }

    .demo-flow-arrow svg {
        transform: rotate(90deg);
    }

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

@media (max-width: 480px) {
    .container {
        padding: 0 1.25rem;
    }

    .header-inner {
        height: 60px;
    }

    .main-nav {
        top: 60px;
    }

    .hero {
        min-height: 85vh;
    }

    .hero h1 {
        letter-spacing: 0.15em;
    }

    .hero-badge {
        font-size: 0.55rem;
        padding: 0.35rem 1rem;
    }

    .hero-subtitle {
        letter-spacing: 0.2em;
    }

    .section-text h2 {
        font-size: 1.4rem;
    }

    .tech-specs {
        font-size: 0.85rem;
    }

    .hero-scroll-indicator {
        display: none;
    }
}