/* ===================================================
   Lambda Consultancy - Futuristic Dark Theme
   Color Palette (STRICT):
   - Background: #211f20
   - Dark Gray: #6e696b
   - Orange: #f37d32
   - White: #ffffff
   =================================================== */

:root {
    --black: #211f20;
    --dark-gray: #6e696b;
    --orange: #f37d32;
    --orange-dim: rgba(243, 125, 50, 0.35);
    --orange-glow: rgba(243, 125, 50, 0.15);
    --white: #ffffff;
    --glass-bg: rgba(33, 31, 32, 0.55);
    --glass-border: rgba(243, 125, 50, 0.2);
    --card-border: rgba(243, 125, 50, 0.25);
}

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

html {
    scroll-behavior: smooth;
    scroll-snap-type: y proximity;
}

body {
    font-family: 'JetBrains Mono', monospace;
    background: var(--black);
    color: var(--white);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    letter-spacing: 0.05em;
}

a {
    color: inherit;
    text-decoration: none;
}

/* ===================================================
   Navigation - Glass Effect
   =================================================== */
.nav-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 2rem;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

.nav-logo .lambda-symbol {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--orange);
    text-shadow: 0 0 20px var(--orange);
}

.nav-logo .logo-text {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 0.15em;
}

.nav-logo .logo-sub {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.6rem;
    color: var(--dark-gray);
    letter-spacing: 0.1em;
    margin-left: 0.25rem;
}

.nav-logo .logo-text-accent {
    color: var(--orange);
    font-weight: 400;
}

.nav-logo .logo-img {
    height: 32px;
    width: auto;
    transition: filter 0.3s ease;
}

.nav-logo:hover .logo-img {
    filter: drop-shadow(0 0 10px var(--orange));
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
}

.nav-links a {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--dark-gray);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.5rem 0;
    position: relative;
    transition: color 0.3s ease;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--orange);
    box-shadow: 0 0 8px var(--orange);
    transition: width 0.3s ease;
}

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

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

.nav-cta {
    border: 1px solid var(--orange);
    padding: 0.5rem 1rem !important;
    transition: all 0.3s ease !important;
}

.nav-cta:hover {
    background: var(--orange);
    color: var(--black) !important;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-btn span {
    width: 25px;
    height: 2px;
    background: var(--orange);
}

/* ===================================================
   Hero Section
   =================================================== */
.hero {
    position: relative;
    width: 100%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 80px;
}

#hero-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

#hero-hitlayer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 20;
    pointer-events: auto;
    background: transparent;
}

/* Grain overlay */
.hero-grain {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
    opacity: 0.05;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* Constellation Tooltip */
.constellation-tooltip {
    position: fixed;
    z-index: 100;
    padding: 8px 12px;
    background: rgba(33, 31, 32, 0.95);
    border: 1px solid var(--orange-dim);
    border-radius: 4px;
    pointer-events: none;
    opacity: 0;
    transform: translateY(5px);
    transition: opacity 0.2s ease, transform 0.2s ease;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.constellation-tooltip.visible {
    opacity: 1;
    transform: translateY(0);
}

.constellation-tooltip .tooltip-label {
    font-size: 0.6rem;
    color: var(--orange);
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.constellation-tooltip .tooltip-name {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.85rem;
    color: var(--white);
    font-weight: 500;
}

.hero-content {
    position: relative;
    z-index: 30;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    pointer-events: none;
}

.hero-left {
    position: relative;
    z-index: 10;
    /* Dark gradient overlay for text readability */
    background: linear-gradient(90deg, rgba(33, 31, 32, 0.9) 0%, rgba(33, 31, 32, 0.7) 70%, transparent 100%);
    padding: 2rem;
    margin: -2rem;
    pointer-events: auto;
}

.hero-tag {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.7rem;
    color: var(--orange);
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
}

.tag-dot {
    width: 8px;
    height: 8px;
    background: var(--orange);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.4;
    }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.title-line {
    display: block;
}

.title-accent {
    color: var(--orange);
    text-shadow: 0 0 30px rgba(243, 125, 50, 0.4);
}

.hero-subtitle {
    font-size: 0.95rem;
    color: var(--dark-gray);
    line-height: 1.8;
    max-width: 500px;
    margin-bottom: 2rem;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-bottom: 2.5rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--glass-border);
}

.hero-stats .stat-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.hero-stats .stat-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 2rem;
    font-weight: 800;
    color: var(--white);
}

.hero-stats .stat-label {
    font-size: 0.65rem;
    color: var(--dark-gray);
    letter-spacing: 0.1em;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    position: relative;
    z-index: 25;
    pointer-events: auto;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: var(--orange);
    color: var(--black);
    font-family: 'Orbitron', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: var(--white);
    box-shadow: 0 0 30px rgba(243, 125, 50, 0.4);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: transparent;
    color: var(--orange);
    font-family: 'Orbitron', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border: 1px solid var(--orange);
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: rgba(243, 125, 50, 0.1);
}

/* Terminal Panel Decoration */
.hero-right {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    position: relative;
    z-index: 15;
}

.terminal-panel {
    width: 100%;
    max-width: 380px;
    background: rgba(33, 31, 32, 0.75);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(243, 125, 50, 0.35);
    border-radius: 6px;
    overflow: hidden;
    box-shadow:
        0 0 40px rgba(0, 0, 0, 0.5),
        0 0 20px rgba(243, 125, 50, 0.08),
        inset 0 0 30px rgba(0, 0, 0, 0.2);
}

.terminal-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: rgba(243, 125, 50, 0.08);
    border-bottom: 1px solid var(--card-border);
}

.terminal-dot {
    width: 8px;
    height: 8px;
    background: var(--orange);
    border-radius: 50%;
    opacity: 0.6;
}

.terminal-title {
    flex: 1;
    font-size: 0.65rem;
    color: var(--dark-gray);
    letter-spacing: 0.1em;
    margin-left: 0.5rem;
}

.terminal-year {
    font-size: 0.65rem;
    color: var(--orange);
}

.terminal-content {
    padding: 1.5rem;
}

.terminal-label {
    font-size: 0.6rem;
    color: var(--dark-gray);
    letter-spacing: 0.08em;
    margin-bottom: 1.5rem;
}

.terminal-bars {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    height: 150px;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.bar-group {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    height: 100%;
}

.bar-label {
    font-size: 0.55rem;
    color: var(--dark-gray);
    letter-spacing: 0.05em;
    order: 2;
}

.bar {
    width: 100%;
    height: var(--bar-height, 50%);
    background: linear-gradient(to top, var(--orange), rgba(243, 125, 50, 0.3));
    border-radius: 2px;
    order: 1;
    margin-top: auto;
}

.terminal-status {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid var(--glass-border);
}

.status-label {
    font-size: 0.6rem;
    color: var(--dark-gray);
    letter-spacing: 0.08em;
}

.status-value {
    font-size: 0.65rem;
    color: var(--orange);
    font-weight: 500;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    50% {
        transform: translateX(-50%) translateY(10px);
    }
}

.scroll-indicator span {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.6rem;
    color: var(--orange);
    letter-spacing: 0.2em;
    opacity: 0.6;
}

.scroll-arrow {
    width: 16px;
    height: 16px;
    border-right: 2px solid var(--orange);
    border-bottom: 2px solid var(--orange);
    transform: rotate(45deg);
    opacity: 0.6;
}

/* ===================================================
   Sections
   =================================================== */
.section {
    min-height: 100vh;
    padding: 6rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    scroll-snap-align: start;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
}

.section-line {
    width: 60px;
    height: 1px;
    background: var(--orange);
    margin: 0 auto 1.5rem;
}

.section-tag {
    font-size: 0.75rem;
    color: var(--orange);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Services Grid */
.services-section {
    background: linear-gradient(180deg, var(--black) 0%, rgba(33, 31, 32, 0.95) 100%);
}

/* About Section Content */
.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-text {
    font-size: 1.1rem;
    color: var(--dark-gray);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.about-text:last-child {
    margin-bottom: 0;
}

.about-text strong {
    color: var(--white);
    font-weight: 600;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.service-card {
    position: relative;
    background: linear-gradient(135deg, rgba(243, 125, 50, 0.03) 0%, transparent 100%);
    border: 1px solid rgba(243, 125, 50, 0.15);
    border-radius: 0;
    padding: 2.5rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.service-card:hover {
    border-color: var(--orange);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(243, 125, 50, 0.1), 0 0 30px rgba(243, 125, 50, 0.05);
}

.service-number {
    font-size: 0.65rem;
    color: var(--orange);
    letter-spacing: 0.15em;
    margin-bottom: 1rem;
}

.service-title {
    font-size: 1.1rem;
    color: var(--white);
    margin-bottom: 0.75rem;
    text-transform: uppercase;
}

.service-desc {
    font-size: 0.85rem;
    color: var(--dark-gray);
    line-height: 1.7;
}

.service-icon {
    position: relative;
    width: 50px;
    height: 50px;
    margin-bottom: 1.5rem;
}

.service-icon svg {
    width: 100%;
    height: 100%;
    stroke: var(--orange);
    fill: none;
    stroke-width: 1.5;
}

.service-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.service-card:hover .service-icon svg,
.service-card:hover .service-icon img {
    filter: drop-shadow(0 0 8px rgba(243, 125, 50, 0.5));
}

.service-cta {
    display: inline-block;
    margin-top: 1rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--orange);
    letter-spacing: 0.05em;
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s ease;
}

.service-card:hover .service-cta {
    opacity: 1;
    transform: translateX(0);
}

/* ===================================================
   Service Panel Overlay & Slide-Out
   =================================================== */
.service-panel-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    z-index: 998;
}

.service-panel-overlay.active {
    opacity: 1;
    visibility: visible;
}

.service-panel {
    position: fixed;
    top: 0;
    right: 0;
    width: 500px;
    max-width: 90vw;
    height: 100vh;
    background: var(--black);
    border-left: 2px solid var(--orange);
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 999;
    overflow-y: auto;
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.5);
}

.service-panel.active {
    transform: translateX(0);
}

.service-panel-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--orange-dim);
    color: var(--orange);
    cursor: pointer;
    transition: all 0.3s ease;
}

.service-panel-close:hover {
    background: var(--orange);
    color: var(--black);
    border-color: var(--orange);
}

.service-panel-content {
    display: none;
    padding: 4rem 2.5rem 2.5rem;
}

.service-panel-content.active {
    display: block;
}

.panel-header {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--glass-border);
}

.panel-number {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.75rem;
    color: var(--orange);
    letter-spacing: 0.2em;
    margin-bottom: 0.5rem;
}

.panel-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--white);
    line-height: 1.3;
}

.panel-body {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.panel-description {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--light-gray);
}

.panel-capabilities h4 {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--orange);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 1rem;
}

.panel-capabilities ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.panel-capabilities li {
    position: relative;
    padding-left: 1.5rem;
    font-size: 0.9rem;
    color: var(--light-gray);
}

.panel-capabilities li::before {
    content: '›';
    position: absolute;
    left: 0;
    color: var(--orange);
    font-weight: bold;
}

/* Use Cases */
.use-cases-section {
    background: var(--black);
    border-top: 1px solid var(--glass-border);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.use-case-card {
    padding: 2rem;
    background: rgba(33, 31, 32, 0.4);
    border: 1px solid var(--card-border);
    border-radius: 4px;
    transition: all 0.3s ease;
}

.use-case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.use-case-icon {
    width: 50px;
    height: 50px;
    margin-bottom: 1.5rem;
}

.use-case-icon svg {
    width: 100%;
    height: 100%;
    stroke: var(--orange);
    fill: none;
    stroke-width: 1.5;
}

.use-case-card h4 {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    color: var(--white);
    margin-bottom: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.use-case-card p {
    font-size: 0.85rem;
    color: var(--dark-gray);
    line-height: 1.6;
}

/* Section subtitle */
.section-subtitle {
    color: var(--dark-gray);
    font-size: 0.9rem;
    margin-top: 1rem;
}

/* Filter Controls */
.filter-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 3rem;
    justify-content: center;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.filter-label {
    font-size: 0.75rem;
    color: var(--dark-gray);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.filter-buttons {
    display: flex;
    gap: 0.5rem;
}

.filter-btn {
    background: transparent;
    border: 1px solid rgba(243, 125, 50, 0.3);
    color: var(--dark-gray);
    padding: 0.5rem 1rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.filter-btn:hover {
    border-color: var(--orange);
    color: var(--white);
}

.filter-btn.active {
    background: var(--orange);
    border-color: var(--orange);
    color: var(--black);
    box-shadow: 0 0 15px rgba(243, 125, 50, 0.4);
}

/* Use Cases Filterable Grid */
.use-cases-filterable-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

/* Use Case Item Card */
.use-case-item {
    background: linear-gradient(135deg, rgba(243, 125, 50, 0.03) 0%, transparent 100%);
    border: 1px solid rgba(243, 125, 50, 0.15);
    padding: 1.5rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.use-case-item:hover {
    border-color: var(--orange);
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(243, 125, 50, 0.1);
}

.use-case-item.hidden {
    display: none;
}

/* Tags */
.use-case-tags {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.tag {
    font-size: 0.65rem;
    padding: 0.25rem 0.5rem;
    border-radius: 3px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

.tag-modality {
    background: rgba(243, 125, 50, 0.15);
    color: var(--orange);
    border: 1px solid rgba(243, 125, 50, 0.3);
}

.tag-horizon {
    background: rgba(255, 255, 255, 0.05);
    color: var(--dark-gray);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Use Case Title */
.use-case-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 1rem;
    color: var(--white);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Use Case Details */
.use-case-details {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.detail-row {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.detail-label {
    font-size: 0.65rem;
    color: var(--orange);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.detail-value {
    font-size: 0.8rem;
    color: var(--dark-gray);
    line-height: 1.5;
}

/* No Results Message */
.no-results-message {
    text-align: center;
    padding: 3rem;
    color: var(--dark-gray);
}

.no-results-message p {
    font-size: 1rem;
}

/* ===================================================
   Contact Section
   =================================================== */
.contact-section {
    background: rgba(33, 31, 32, 0.9);
    border-top: 1px solid var(--glass-border);
}

.contact-grid {
    display: flex;
    justify-content: center;
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.7rem;
    color: var(--orange);
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(33, 31, 32, 0.8);
    border: 1px solid var(--card-border);
    border-radius: 4px;
    color: var(--white);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--orange);
    box-shadow: 0 0 15px rgba(243, 125, 50, 0.15);
}

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

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

.submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: transparent;
    border: 1px solid var(--orange);
    color: var(--orange);
    font-family: 'Orbitron', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    cursor: pointer;
    transition: all 0.3s ease;
    width: fit-content;
}

.submit-btn svg {
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

.submit-btn:hover {
    background: var(--orange);
    color: var(--black);
}

.contact-info {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 3rem;
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.contact-icon {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 100%;
    height: 100%;
    stroke: var(--orange);
    fill: none;
    stroke-width: 1.5;
}

.contact-text h4 {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.8rem;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.3rem;
}

.contact-text p {
    font-size: 0.85rem;
    color: var(--dark-gray);
    line-height: 1.6;
}

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

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.85rem;
    color: var(--white);
}

.footer-logo .lambda-symbol {
    color: var(--orange);
    font-size: 1.2rem;
}

.footer-copy {
    font-size: 0.75rem;
    color: var(--dark-gray);
    letter-spacing: 0.05em;
}

/* ===================================================
   Responsive Design
   =================================================== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .hero-right {
        display: none;
    }

    #hero-hitlayer {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

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

    .hero-left {
        background: linear-gradient(180deg, rgba(33, 31, 32, 0.95) 0%, rgba(33, 31, 32, 0.8) 100%);
    }

    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }

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

    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }

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

    .footer-container {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .section {
        padding: 4rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.5rem;
    }
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

/* ===================================================
   Constellation Tooltip
   =================================================== */
.constellation-tooltip {
    position: fixed;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s ease;
    background: rgba(10, 10, 12, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 0.75rem 1.25rem;
    border: 1px solid var(--glass-border);
    border-left: 2px solid var(--blue);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    border-radius: 4px;
}

.constellation-tooltip.visible {
    opacity: 1;
}

.constellation-tooltip .tooltip-label {
    font-size: 0.6rem;
    color: var(--blue);
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.constellation-tooltip .tooltip-name {
    font-family: 'Orbitron', sans-serif;
    font-size: 1rem;
    color: var(--white);
    white-space: nowrap;
}

/* ===================================================
   Client/Partner Tooltip
   =================================================== */
.client-tooltip {
    position: fixed;
    top: 0;
    left: 0;
    background: rgba(10, 10, 12, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 1.5rem;
    border: 1px solid var(--orange-dim);
    border-left: 3px solid var(--orange);
    color: var(--white);
    pointer-events: none;
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s ease;
    min-width: 300px;
    max-width: 400px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.client-tooltip.visible {
    opacity: 1;
}

.client-tooltip-header {
    margin-bottom: 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--glass-border);
}

.client-tooltip .tooltip-label {
    display: block;
    font-size: 0.6rem;
    color: var(--orange);
    letter-spacing: 0.2em;
    margin-bottom: 0.25rem;
}

.client-tooltip .tooltip-name {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.25rem;
    color: var(--white);
    margin: 0;
}

.client-lists {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.client-group h4 {
    font-size: 0.7rem;
    color: var(--light-gray);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.75rem;
}

.client-list,
.partner-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0;
    margin: 0;
}

.client-list li,
.partner-list li {
    font-size: 0.75rem;
    color: var(--white);
    background: rgba(255, 255, 255, 0.05);
    padding: 0.35rem 0.75rem;
    border-radius: 2px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.partner-list li {
    border-color: var(--orange-dim);
    color: var(--orange-light);
}

/* Logo Grid Styles */
.client-logo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 0.75rem;
    padding: 0;
    margin: 0;
    list-style: none;
}

.logo-item {
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.9);
    /* High contrast for logos */
    border-radius: 4px;
    padding: 0.5rem;
    height: 50px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.logo-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    z-index: 2;
}

.logo-item img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    display: block;
}

/* Text fallback inside grid */
.client-logo-grid .text-item {
    grid-column: span 1;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-size: 0.65rem;
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 4px;
    padding: 0.25rem;
    min-height: 50px;
}

/* ===================================================
   AI Venture Engine Section (Methodology)
   =================================================== */
/* #venture-engine inherits .services-section styles for padding/bg */

.venture-header-meta {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 1rem;
    margin-top: -2rem;
    margin-bottom: 2rem;
    opacity: 0.7;
}

@media (max-width: 768px) {
    .venture-header-meta {
        margin-top: 1rem;
        justify-content: flex-start;
    }
}

.grid-icon {
    display: grid;
    grid-template-columns: repeat(3, 4px);
    gap: 2px;
}

.grid-icon span {
    width: 4px;
    height: 4px;
    background-color: var(--light-gray);
    border-radius: 50%;
}

.meta-date {
    font-family: 'Orbitron', sans-serif;
    font-size: 1rem;
    color: var(--white);
    letter-spacing: 0.1em;
}

/* Venture Grid Layout */
.venture-grid {
    display: flex;
    flex-direction: column;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 2rem;
}

.venture-row {
    display: grid;
    grid-template-columns: 100px 180px 1fr 250px;
    /* Adjusted for Number Col + Title */
    gap: 2rem;
    padding: 3rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    align-items: start;
    transition: all 0.3s ease;
    position: relative;
}

.venture-row:hover {
    background: linear-gradient(90deg, rgba(243, 125, 50, 0.03) 0%, transparent 100%);
    padding-left: 1rem;
}

/* 1. Number Column (Number + Icon) */
.v-number-col {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.5rem;
}

.v-number {
    font-family: 'Orbitron', sans-serif;
    font-size: 3.5rem;
    color: var(--orange);
    line-height: 1;
    font-weight: 700;
    opacity: 0.9;
}

.v-icon {
    width: 60px;
    height: 60px;
    background: rgba(243, 125, 50, 0.15);
    border: 1px solid var(--orange-dim);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}

.venture-row:hover .v-icon {
    transform: scale(1.1);
    background: var(--orange);
    border-color: var(--orange);
}

.v-icon img {
    width: 32px;
    height: 32px;
    filter: brightness(0) invert(1);
    opacity: 0.9;
}

/* 2. Main Title (Now just title) */
.v-main {
    display: flex;
    align-items: flex-start;
    padding-top: 0.5rem;
    /* Align with number top */
}

.v-title {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--white);
    line-height: 1.3;
}

/* 3. Details Column */
.v-details ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.v-details li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.8rem;
    color: var(--light-gray);
    font-size: 1rem;
    line-height: 1.6;
}

.v-details li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--white);
    font-weight: bold;
}

/* 4. Metrics Column */
.v-metrics {
    border-left: 3px solid var(--orange);
    padding-left: 1.5rem;
    height: 100%;
}

.v-metrics ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.v-metrics li {
    position: relative;
    padding-left: 1.25rem;
    margin-bottom: 1rem;
    color: var(--white);
    font-size: 0.95rem;
    font-weight: 500;
}

.v-metrics li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--orange);
    font-size: 0.8rem;
    top: 3px;
}

/* Mobile Responsiveness */
@media (max-width: 1024px) {
    .venture-row {
        grid-template-columns: 80px 1fr;
        grid-template-areas:
            "num title"
            "num details"
            "metrics metrics";
        gap: 1.5rem;
    }

    .v-number-col {
        grid-area: num;
    }

    .v-main {
        grid-area: title;
    }

    .v-details {
        grid-area: details;
    }

    .v-metrics {
        grid-area: metrics;
        border-left: 0;
        border-top: 2px solid var(--orange);
        padding-top: 1rem;
        padding-left: 0;
        margin-top: 1rem;
    }

    /* Phone */
    @media (max-width: 600px) {
        .venture-row {
            grid-template-columns: 1fr;
            grid-template-areas:
                "num"
                "title"
                "details"
                "metrics";
        }

        .v-number-col {
            flex-direction: row;
            align-items: center;
            gap: 1rem;
            margin-bottom: 1rem;
        }
    }
}