/* ==========================================================================
   E-NOVA CORPORATE WEBSITE DESIGN SYSTEM
   Theme: Professional Tech Dark / Glassmorphism with Dynamic brand HSL accents
   ========================================================================== */

/* --- Custom Properties & Design Tokens --- */
:root {
    --bg-primary: #050a14;
    --bg-secondary: #0a1120;
    --bg-card: rgba(13, 22, 42, 0.45);
    --border-glass: rgba(255, 255, 255, 0.06);
    --border-glass-hover: rgba(255, 255, 255, 0.12);
    
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    /* Branding Accent Colors extracted from Logo */
    --color-logo-cyan: #009ca6;
    --color-logo-green: #6fa243;
    --color-logo-orange: #f37021;
    --color-logo-navy: #0c2340;
    
    /* 8 Business Lines Specific Accents */
    --accent-egreen: hsl(96, 55%, 48%);
    --accent-esolutio: hsl(217, 85%, 55%);
    --accent-esumma: hsl(24, 90%, 52%);
    --accent-esofia: hsl(271, 75%, 60%);
    --accent-eengineering: hsl(188, 85%, 45%);
    --accent-enexus: hsl(220, 75%, 50%);
    --accent-etalentum: hsl(45, 90%, 48%);
    --accent-ecambium: hsl(322, 75%, 55%);

    /* Fonts */
    --font-heading: 'Plus Jakarta Sans', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-script: 'Dancing Script', cursive;

    /* Transitions */
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: all 0.2s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

body {
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    background-color: var(--bg-primary);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.25;
}

p {
    font-weight: 400;
    color: var(--text-secondary);
}

strong {
    color: #ffffff;
    font-weight: 600;
}

.text-gradient {
    background: linear-gradient(135deg, #ffffff 20%, #00d2ff 60%, #70b13d 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hover-underline {
    position: relative;
    text-decoration: none;
    transition: var(--transition-fast);
}

.hover-underline::after {
    content: '';
    position: absolute;
    width: 100%;
    transform: scaleX(0);
    height: 1.5px;
    bottom: -2px;
    left: 0;
    background-color: var(--color-logo-cyan);
    transform-origin: bottom right;
    transition: transform 0.25s ease-out;
}

.hover-underline:hover {
    color: #ffffff;
}

.hover-underline:hover::after {
    transform: scaleX(1);
    transform-origin: bottom left;
}

/* --- Premium Background Effects --- */
.bg-gradient-glow {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: 
        radial-gradient(circle at 10% 20%, rgba(0, 156, 166, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 85% 15%, rgba(110, 162, 67, 0.04) 0%, transparent 35%),
        radial-gradient(circle at 50% 80%, rgba(243, 112, 33, 0.03) 0%, transparent 40%);
    z-index: -2;
    pointer-events: none;
}

.network-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
    opacity: 0.65;
}

#particle-canvas {
    width: 100%;
    height: 100%;
}

/* --- Layout Containers --- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 100px 0;
}

.py-20 {
    padding-top: 80px;
    padding-bottom: 80px;
}

.grid-2-cols {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

.grid-3-cols {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.align-center {
    align-items: center;
}

.align-stretch {
    align-items: stretch;
}

.text-center {
    text-align: center;
}

.margin-top-40 {
    margin-top: 40px;
}

.margin-top-50 {
    margin-top: 50px;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: 8px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: var(--transition-smooth);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, #009ca6 0%, #00818a 100%);
    color: #ffffff;
    box-shadow: 0 4px 20px rgba(0, 156, 166, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #00b0bc 0%, #009ca6 100%);
    box-shadow: 0 6px 24px rgba(0, 156, 166, 0.4);
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-primary);
    border: 1px solid var(--border-glass);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.btn-block {
    display: flex;
    width: 100%;
}

/* --- Header & Navigation --- */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(5, 10, 20, 0.7);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--border-glass);
    transition: var(--transition-smooth);
}

.main-header.scrolled {
    padding: 6px 0;
    background: rgba(5, 10, 20, 0.9);
    border-bottom-color: rgba(255, 255, 255, 0.1);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1300px;
    margin: 0 auto;
    padding: 12px 24px;
}

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.enova-logo-svg {
    height: 65px;
    width: auto;
    transition: var(--transition-smooth);
}

/* Logo Internal Styling and Adaptation */
.enova-logo-svg .logo-text {
    fill: #ffffff;
    transition: var(--transition-smooth);
}

.enova-logo-svg .logo-tagline {
    fill: #00acc1;
    transition: var(--transition-smooth);
}

.main-header.scrolled .enova-logo-svg {
    height: 52px;
}

.nav-list {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 32px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
    color: #ffffff;
}

.nav-btn {
    background: rgba(0, 156, 166, 0.12);
    border: 1px solid rgba(0, 156, 166, 0.3);
    padding: 8px 20px;
    border-radius: 6px;
    color: #00d2ff;
}

.nav-btn:hover {
    background: rgba(0, 156, 166, 0.25);
    border-color: rgba(0, 156, 166, 0.5);
    color: #ffffff;
}

/* --- Mobile Menu Toggle --- */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 105;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: #ffffff;
    position: relative;
    transition: var(--transition-fast);
}

.hamburger::before, .hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: #ffffff;
    left: 0;
    transition: var(--transition-fast);
}

.hamburger::before { top: -8px; }
.hamburger::after { bottom: -8px; }

/* Hamburger Open States */
.nav-toggle.open .hamburger {
    background: transparent;
}
.nav-toggle.open .hamburger::before {
    transform: rotate(45deg);
    top: 0;
}
.nav-toggle.open .hamburger::after {
    transform: rotate(-45deg);
    bottom: 0;
}

/* --- Hero Section --- */
.hero-section {
    position: relative;
    padding: 160px 0 100px 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    align-items: center;
}

.hero-content {
    max-width: 620px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    background: rgba(0, 156, 166, 0.08);
    border: 1px solid rgba(0, 156, 166, 0.2);
    padding: 6px 14px;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 500;
    color: #00d2ff;
    margin-bottom: 24px;
    letter-spacing: 0.03em;
}

.badge-dot {
    width: 6px;
    height: 6px;
    background-color: var(--accent-egreen);
    border-radius: 50%;
    margin-right: 8px;
    animation: pulseGlow 2s infinite;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -0.03em;
}

.hero-slogan {
    font-family: var(--font-script);
    font-size: 1.8rem;
    color: var(--color-logo-orange);
    margin-bottom: 16px;
    font-weight: 700;
    line-height: 1.3;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 36px;
}

.hero-actions {
    display: flex;
    gap: 16px;
}

/* Hero Network Nodes Visualization SVG */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.interactive-ecosystem-visual {
    width: 100%;
    max-width: 480px;
    filter: drop-shadow(0 10px 30px rgba(0, 156, 166, 0.15));
}

.hero-nodes-svg {
    width: 100%;
    height: auto;
}

/* Pulse Animation for interactive nodes */
.node-pulse {
    animation: circlePulse 3s infinite;
    transform-origin: center;
}

.interactive-node {
    transition: var(--transition-smooth);
}

.interactive-node:hover {
    transform: scale(1.15);
}

.node-hover-glow {
    opacity: 0;
    transition: var(--transition-fast);
}

.interactive-node:hover .node-hover-glow {
    opacity: 1;
}

.line-green { stroke: var(--accent-egreen); opacity: 0.3; }
.line-solutio { stroke: var(--accent-esolutio); opacity: 0.3; }
.line-summa { stroke: var(--accent-esumma); opacity: 0.3; }
.line-sofia { stroke: var(--accent-esofia); opacity: 0.3; }
.line-engineering { stroke: var(--accent-eengineering); opacity: 0.3; }
.line-nexus { stroke: var(--accent-enexus); opacity: 0.3; }
.line-talentum { stroke: var(--accent-etalentum); opacity: 0.3; }
.line-cambium { stroke: var(--accent-ecambium); opacity: 0.3; }

/* Scroll Down Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.mouse-icon {
    width: 22px;
    height: 36px;
    border: 2px solid var(--text-muted);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 6px;
}

.mouse-icon .wheel {
    width: 4px;
    height: 8px;
    background-color: var(--text-muted);
    border-radius: 2px;
    animation: scrollWheel 1.5s infinite;
}

/* --- Section Headers --- */
.section-header {
    max-width: 700px;
    margin: 0 auto;
}

.section-title {
    font-size: 2.5rem;
    letter-spacing: -0.02em;
    margin-bottom: 10px;
    color: #ffffff;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.section-divider {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #6fa243 0%, #009ca6 50%, #f37021 100%);
    margin: 20px auto 0 auto;
    border-radius: 10px;
}

/* --- Ecosystem Section Intro --- */
.lead-text {
    font-size: 1.2rem;
    font-weight: 500;
    color: #ffffff;
    margin-bottom: 16px;
}

.ecosystem-intro-text p {
    margin-bottom: 16px;
}

.ecosystem-stats {
    display: flex;
    gap: 30px;
    margin-top: 30px;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    color: #00d2ff;
    line-height: 1;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-top: 4px;
}

/* Concept Cards (Sidebar) */
.ecosystem-cards-concept {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.concept-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 12px;
    padding: 24px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: var(--transition-smooth);
}

.concept-card:hover {
    border-color: rgba(255, 255, 255, 0.12);
    transform: translateX(6px);
    background: rgba(13, 22, 42, 0.6);
}

.icon-wrap {
    width: 44px;
    height: 44px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.bg-cyan-soft { background: rgba(0, 194, 255, 0.08); }
.bg-green-soft { background: rgba(112, 177, 61, 0.08); }
.bg-orange-soft { background: rgba(244, 123, 32, 0.08); }

.concept-card h4 {
    font-size: 1.15rem;
    margin-bottom: 8px;
    color: #ffffff;
}

.concept-card p {
    font-size: 0.92rem;
    line-height: 1.5;
}

/* --- Services Grid --- */
.services-section {
    background-color: var(--bg-secondary);
}

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

.service-card {
    position: relative;
    background: rgba(10, 18, 35, 0.4);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    padding: 32px 24px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: var(--transition-smooth);
    cursor: pointer;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

/* Unique Hover States for each Business Line card with glowing box shadow */
.service-card.card-green:hover {
    border-color: var(--accent-egreen);
    box-shadow: 0 10px 30px rgba(112, 177, 61, 0.15);
    transform: translateY(-8px);
}
.service-card.card-solutio:hover {
    border-color: var(--accent-esolutio);
    box-shadow: 0 10px 30px rgba(29, 78, 216, 0.15);
    transform: translateY(-8px);
}
.service-card.card-summa:hover {
    border-color: var(--accent-esumma);
    box-shadow: 0 10px 30px rgba(244, 123, 32, 0.15);
    transform: translateY(-8px);
}
.service-card.card-sofia:hover {
    border-color: var(--accent-esofia);
    box-shadow: 0 10px 30px rgba(168, 85, 247, 0.15);
    transform: translateY(-8px);
}
.service-card.card-engineering:hover {
    border-color: var(--accent-eengineering);
    box-shadow: 0 10px 30px rgba(6, 182, 212, 0.15);
    transform: translateY(-8px);
}
.service-card.card-nexus:hover {
    border-color: var(--accent-enexus);
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.15);
    transform: translateY(-8px);
}
.service-card.card-talentum:hover {
    border-color: var(--accent-etalentum);
    box-shadow: 0 10px 30px rgba(234, 179, 8, 0.15);
    transform: translateY(-8px);
}
.service-card.card-cambium:hover {
    border-color: var(--accent-ecambium);
    box-shadow: 0 10px 30px rgba(236, 72, 153, 0.15);
    transform: translateY(-8px);
}

.card-glow-bg {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.015) 0%, rgba(255,255,255,0) 70%);
    pointer-events: none;
    transition: var(--transition-smooth);
}

.service-card:hover .card-glow-bg {
    transform: translate(15%, 15%);
}

.service-icon-container {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-glass);
    transition: var(--transition-smooth);
}

.service-svg-icon {
    width: 24px;
    height: 24px;
    transition: var(--transition-smooth);
}

/* Card Icons Accent Colors */
.card-green .service-icon-container { border-color: rgba(112, 177, 61, 0.2); color: var(--accent-egreen); }
.card-solutio .service-icon-container { border-color: rgba(29, 78, 216, 0.2); color: var(--accent-esolutio); }
.card-summa .service-icon-container { border-color: rgba(244, 123, 32, 0.2); color: var(--accent-esumma); }
.card-sofia .service-icon-container { border-color: rgba(168, 85, 247, 0.2); color: var(--accent-esofia); }
.card-engineering .service-icon-container { border-color: rgba(6, 182, 212, 0.2); color: var(--accent-eengineering); }
.card-nexus .service-icon-container { border-color: rgba(37, 99, 235, 0.2); color: var(--accent-enexus); }
.card-talentum .service-icon-container { border-color: rgba(234, 179, 8, 0.2); color: var(--accent-etalentum); }
.card-cambium .service-icon-container { border-color: rgba(236, 72, 153, 0.2); color: var(--accent-ecambium); }

.service-card:hover .service-icon-container {
    transform: scale(1.1);
    background: rgba(255, 255, 255, 0.05);
}

.service-badge {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.service-name {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: #ffffff;
}

.service-summary {
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 24px;
    flex-grow: 1;
}

.btn-card-action {
    background: none;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.88rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: var(--transition-fast);
    padding: 0;
    text-align: left;
}

.service-card.card-green:hover .btn-card-action { color: var(--accent-egreen); }
.service-card.card-solutio:hover .btn-card-action { color: var(--accent-esolutio); }
.service-card.card-summa:hover .btn-card-action { color: var(--accent-esumma); }
.service-card.card-sofia:hover .btn-card-action { color: var(--accent-esofia); }
.service-card.card-engineering:hover .btn-card-action { color: var(--accent-eengineering); }
.service-card.card-nexus:hover .btn-card-action { color: var(--accent-enexus); }
.service-card.card-talentum:hover .btn-card-action { color: var(--accent-etalentum); }
.service-card.card-cambium:hover .btn-card-action { color: var(--accent-ecambium); }

/* --- Propuesta de Valor Section --- */
.bg-dark-soft {
    background-color: #080d19;
}

.value-box {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    padding: 40px 32px;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.value-box:hover {
    border-color: rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.04);
    transform: translateY(-5px);
}

.value-index {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: rgba(255, 255, 255, 0.03);
    position: absolute;
    top: 15px;
    right: 25px;
    line-height: 1;
    transition: var(--transition-smooth);
}

.value-box:hover .value-index {
    color: rgba(0, 156, 166, 0.08);
    transform: scale(1.1);
}

.value-box h3 {
    font-size: 1.25rem;
    margin-bottom: 16px;
    color: #ffffff;
}

.value-box p {
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Slogan Banner In-site */
.slogan-banner {
    margin-top: 80px;
    background: linear-gradient(135deg, rgba(0, 156, 166, 0.1) 0%, rgba(110, 162, 67, 0.1) 100%);
    border: 1px solid rgba(0, 156, 166, 0.25);
    border-radius: 20px;
    padding: 48px;
    text-align: center;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.banner-slogan-text {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: #ffffff;
    line-height: 1.4;
    max-width: 900px;
    margin: 0 auto 16px auto;
}

.banner-signature {
    font-family: var(--font-script);
    font-size: 1.4rem;
    color: var(--color-logo-orange);
    font-weight: 700;
}

/* --- Contact Section --- */
.glass-form {
    background: rgba(13, 22, 42, 0.5);
    border: 1px solid var(--border-glass);
    border-radius: 20px;
    padding: 40px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
}

.form-title {
    font-size: 1.8rem;
    margin-bottom: 10px;
    color: #ffffff;
}

.form-desc {
    font-size: 0.92rem;
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 24px;
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-family: var(--font-heading);
    font-size: 0.88rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: #ffffff;
}

.form-group input, 
.form-group select, 
.form-group textarea {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-glass);
    border-radius: 8px;
    padding: 12px 16px;
    color: #ffffff;
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition-fast);
    outline: none;
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
    border-color: var(--color-logo-cyan);
    background: rgba(255, 255, 255, 0.06);
    box-shadow: 0 0 12px rgba(0, 156, 166, 0.15);
}

.grid-2-cols-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.validation-msg {
    font-size: 0.8rem;
    margin-top: 6px;
    display: none;
}

.error-msg {
    color: #ef4444;
}

.form-group.invalid input,
.form-group.invalid textarea {
    border-color: #ef4444;
}

.form-group.invalid .validation-msg {
    display: block;
}

/* Submit Loading State */
#btn-submit-form {
    position: relative;
}

#btn-submit-form .loading-spinner {
    display: none;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    position: absolute;
}

#btn-submit-form.submitting .btn-text {
    opacity: 0;
}

#btn-submit-form.submitting .loading-spinner {
    display: block;
}

/* Contact Details Info Cards */
.contact-info-container {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 20px 0;
}

.info-blocks-wrap {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.info-card {
    display: flex;
    gap: 20px;
}

.info-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-glass);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: var(--transition-smooth);
}

.info-card:hover .info-icon {
    border-color: rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.06);
    transform: scale(1.08);
}

.info-details h4 {
    font-size: 1.1rem;
    margin-bottom: 4px;
    color: #ffffff;
}

.info-details p {
    font-size: 0.95rem;
    line-height: 1.5;
}

.info-details a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.info-details a:hover {
    color: #ffffff;
}

.secondary-info {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 2px;
}

/* Technical Animated Map SVG */
.tech-map-container {
    background: rgba(13, 22, 42, 0.3);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    padding: 16px;
    margin-top: 40px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.tech-map-svg {
    width: 100%;
    height: auto;
    display: block;
}

.map-ring {
    animation: mapPulse 3s infinite ease-out;
    transform-origin: center;
}

.map-ring-2 {
    animation: mapPulse 3s infinite ease-out;
    animation-delay: 1.5s;
    transform-origin: center;
}

.tech-map-caption {
    font-family: var(--font-heading);
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-muted);
    text-align: center;
    margin-top: 10px;
}

/* --- Footer --- */
.main-footer {
    background-color: #03060c;
    border-top: 1px solid var(--border-glass);
    padding: 80px 0 0 0;
}

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

.footer-logo-svg {
    height: 54px;
    width: auto;
    margin-bottom: 20px;
}

.footer-brand-desc {
    font-size: 0.92rem;
    line-height: 1.6;
    margin-bottom: 20px;
    max-width: 400px;
}

.footer-brand-slogan {
    font-family: var(--font-script);
    font-size: 1.3rem;
    color: var(--color-logo-orange);
    font-weight: 700;
}

.footer-links h4,
.footer-contact-summary h4 {
    font-size: 1.15rem;
    color: #ffffff;
    margin-bottom: 24px;
    position: relative;
    display: inline-block;
}

.footer-links h4::after,
.footer-contact-summary h4::after {
    content: '';
    position: absolute;
    width: 30px;
    height: 2px;
    bottom: -8px;
    left: 0;
    background-color: var(--color-logo-cyan);
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: #ffffff;
    padding-left: 4px;
}

.footer-contact-summary p {
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 16px;
}

.footer-contact-summary .footer-address {
    color: var(--text-secondary);
}

.footer-contact-summary .footer-phone,
.footer-contact-summary .footer-email {
    color: #ffffff;
    font-weight: 500;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.05);
    padding: 30px 0;
}

.footer-bottom-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

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

.footer-legal-links {
    display: flex;
    gap: 24px;
}

.footer-legal-links a {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-legal-links a:hover {
    color: #ffffff;
}

/* --- Interactive Details Modal --- */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(3, 6, 12, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    padding: 24px;
}

.modal-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.modal-card {
    position: relative;
    width: 100%;
    max-width: 750px;
    background: rgba(13, 22, 42, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 48px;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5);
    transform: translateY(30px) scale(0.95);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    max-height: 90vh;
    overflow-y: auto;
}

.modal-overlay.open .modal-card {
    transform: translateY(0) scale(1);
}

.modal-close-btn {
    position: absolute;
    top: 24px;
    right: 28px;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 2.2rem;
    cursor: pointer;
    transition: var(--transition-fast);
    line-height: 1;
}

.modal-close-btn:hover {
    color: #ffffff;
    transform: scale(1.1);
}

/* Modal Content Design inside JS injection */
.modal-line-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.modal-icon-wrap {
    width: 60px;
    height: 60px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255,255,255,0.1);
    background: rgba(255,255,255,0.02);
}

.modal-icon-wrap svg {
    width: 30px;
    height: 30px;
}

.modal-title-wrap h3 {
    font-size: 1.8rem;
    color: #ffffff;
}

.modal-title-wrap .modal-line-tag {
    font-size: 0.8rem;
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.1em;
}

.modal-desc-lead {
    font-size: 1.15rem;
    color: #ffffff;
    line-height: 1.6;
    margin-bottom: 24px;
}

.modal-details-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 30px;
}

.modal-details-grid h4 {
    font-size: 1.1rem;
    color: #ffffff;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.modal-details-grid ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.modal-details-grid li {
    font-size: 0.95rem;
    color: var(--text-secondary);
    position: relative;
    padding-left: 20px;
}

.modal-details-grid li::before {
    content: '✦';
    position: absolute;
    left: 0;
    color: var(--modal-color-accent);
}

.modal-cta-box {
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 16px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
}

.modal-cta-box p {
    font-size: 0.88rem;
    line-height: 1.5;
    margin-bottom: 20px;
}

/* Toast Notifications Stylings */
.toast-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 300;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.toast {
    background: rgba(10, 20, 35, 0.9);
    border: 1px solid rgba(0, 156, 166, 0.3);
    border-left: 4px solid var(--color-logo-cyan);
    padding: 16px 24px;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.4);
    display: flex;
    align-items: center;
    gap: 16px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transform: translateX(100px);
    opacity: 0;
    animation: toastIn 0.35s forwards cubic-bezier(0.16, 1, 0.3, 1);
    max-width: 360px;
}

.toast.success {
    border-left-color: var(--color-logo-green);
    border-color: rgba(112, 177, 61, 0.3);
}

.toast-message {
    font-size: 0.92rem;
    color: #ffffff;
    font-weight: 500;
}

/* --- Scroll Animation Trigger classes --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* --- Keyframes & Animations --- */
@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes toastIn {
    to { transform: translateX(0); opacity: 1; }
}

@keyframes scrollWheel {
    0% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(8px); opacity: 0.3; }
    100% { transform: translateY(0); opacity: 1; }
}

@keyframes pulseGlow {
    0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(112, 177, 61, 0.4); }
    70% { transform: scale(1.1); box-shadow: 0 0 0 10px rgba(112, 177, 61, 0); }
    100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(112, 177, 61, 0); }
}

@keyframes circlePulse {
    0% { transform: scale(1); opacity: 0.7; }
    50% { transform: scale(1.05); opacity: 1; }
    100% { transform: scale(1); opacity: 0.7; }
}

@keyframes mapPulse {
    0% { transform: scale(0.6); opacity: 0.8; }
    100% { transform: scale(1.6); opacity: 0; }
}

/* ==========================================================================
   MEDIA QUERIES (RESPONSIVE WEB DESIGN)
   ========================================================================== */

@media (max-width: 1200px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
}

@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 40px;
    }
    
    .hero-badge {
        justify-content: center;
    }

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

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

    .hero-visual {
        margin-top: 40px;
        order: -1;
    }

    .grid-2-cols {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .grid-3-cols {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-brand {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .section-title {
        font-size: 2.1rem;
    }

    .hero-title {
        font-size: 2.6rem;
    }

    .hero-slogan {
        font-size: 1.4rem;
    }

    /* Navigation Menu Toggle */
    .nav-toggle {
        display: block;
    }

    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: rgba(5, 10, 20, 0.95);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-left: 1px solid var(--border-glass);
        padding: 100px 40px;
        transition: var(--transition-smooth);
    }

    .main-nav.open {
        right: 0;
    }

    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: 28px;
    }

    .nav-btn {
        width: 100%;
        text-align: center;
    }

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

    .grid-2-cols-form {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .modal-card {
        padding: 32px 24px;
    }

    .modal-details-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .slogan-banner {
        padding: 30px 20px;
    }
    
    .banner-slogan-text {
        font-size: 1.4rem;
    }
}

/* --- Brand Logos & Crest Custom Styling --- */
.enova-logo-img {
    height: 48px;
    width: auto;
    border-radius: 6px;
    display: block;
    background: #ffffff;
    padding: 4px 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
    transition: var(--transition-smooth);
}
.main-header.scrolled .enova-logo-img {
    height: 38px;
    padding: 3px 8px;
}
.enova-logo-img:hover {
    transform: scale(1.04);
    box-shadow: 0 4px 15px rgba(0, 156, 166, 0.3);
}

.footer-logo-img {
    height: 52px;
    width: auto;
    border-radius: 6px;
    background: #ffffff;
    padding: 5px 12px;
    display: inline-block;
    margin-bottom: 24px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.ecosystem-brand-crest {
    position: relative;
    max-width: 440px;
    margin: 0 auto 50px auto;
    padding: 16px;
    background: #ffffff;
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
    transition: var(--transition-smooth);
}
.ecosystem-brand-crest:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(0, 156, 166, 0.3);
}
.brand-crest-img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 12px;
}

.crest-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    height: 90%;
    background: radial-gradient(circle, rgba(0, 156, 166, 0.2) 0%, rgba(0, 156, 166, 0) 70%);
    pointer-events: none;
    z-index: -1;
}

/* --- Interactive Image Ecosystem Visualizer --- */
.interactive-image-ecosystem {
    position: relative;
    width: 100%;
    max-width: 480px;
    aspect-ratio: 1000 / 1120;
    margin: 0 auto;
    border-radius: 24px;
    overflow: visible;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    background: #03060c;
    border: 1px solid var(--border-glass);
    animation: heroFloat 6s ease-in-out infinite;
}

.ecosystem-main-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: 24px;
    transition: var(--transition-smooth);
}

.interactive-image-ecosystem:hover .ecosystem-main-img {
    filter: brightness(1.08);
}

.image-node-overlay {
    position: absolute;
    width: 14%;
    height: 12.5%;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    cursor: pointer;
    z-index: 10;
    border: 2px dashed transparent;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Pulsing rings overlays on top of the circles */
.image-node-overlay::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 2.5px solid var(--overlay-color);
    opacity: 0.35;
    animation: nodePulseGlow 3s infinite ease-out;
}

.image-node-overlay:hover {
    border-style: solid;
    border-color: var(--overlay-color);
    background: rgba(255, 255, 255, 0.04);
    box-shadow: 0 0 20px var(--overlay-color), inset 0 0 10px var(--overlay-color);
    transform: translate(-50%, -50%) scale(1.18);
}

/* Tooltips styling */
.tooltip-text {
    position: absolute;
    bottom: -36px;
    background: rgba(5, 10, 20, 0.9);
    border: 1px solid var(--overlay-color);
    color: #ffffff;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.72rem;
    font-weight: 700;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-5px);
    transition: var(--transition-smooth);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.image-node-overlay:hover .tooltip-text {
    opacity: 1;
    transform: translateY(0);
}

/* Assign accent colors to overlays */
.node-egreen { --overlay-color: var(--accent-egreen); }
.node-esolutio { --overlay-color: var(--accent-esolutio); }
.node-esumma { --overlay-color: var(--accent-esumma); }
.node-esofia { --overlay-color: var(--accent-esofia); }
.node-eengineering { --overlay-color: var(--accent-eengineering); }
.node-enexus { --overlay-color: var(--accent-enexus); }
.node-etalentum { --overlay-color: var(--accent-etalentum); }
.node-ecambium { --overlay-color: var(--accent-ecambium); }

/* --- Brand Icon Images Sizing & Hover States --- */
.service-icon-container {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 1.5px solid rgba(255, 255, 255, 0.15);
    background-color: #03060c;
    box-shadow: 0 0 12px rgba(0, 0, 0, 0.5);
    transition: var(--transition-smooth);
    margin-bottom: 24px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-icon-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    transition: var(--transition-smooth);
}

.service-card:hover .service-icon-container {
    transform: scale(1.15);
    border-color: var(--card-accent-border);
    box-shadow: 0 0 20px var(--card-accent-border);
}

.service-card.card-green { --card-accent-border: var(--accent-egreen); }
.service-card.card-solutio { --card-accent-border: var(--accent-esolutio); }
.service-card.card-summa { --card-accent-border: var(--accent-esumma); }
.service-card.card-sofia { --card-accent-border: var(--accent-esofia); }
.service-card.card-engineering { --card-accent-border: var(--accent-eengineering); }
.service-card.card-nexus { --card-accent-border: var(--accent-enexus); }
.service-card.card-talentum { --card-accent-border: var(--accent-etalentum); }
.service-card.card-cambium { --card-accent-border: var(--accent-ecambium); }

.modal-icon-wrap {
    width: 66px;
    height: 66px;
    border-radius: 50%;
    border: 2px solid var(--modal-color-accent);
    background-color: #03060c;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.6);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-icon-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

/* --- Additional Keyframes --- */
@keyframes heroFloat {
    0% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(0.5deg); }
    100% { transform: translateY(0px) rotate(0deg); }
}

@keyframes nodePulseGlow {
    0% { transform: scale(0.9); opacity: 0.6; }
    50% { transform: scale(1.25); opacity: 0.1; }
    100% { transform: scale(0.9); opacity: 0.6; }
}