/* ==============================================
   National Grid X Landing Page - CSS
   Concept B: "The Disruptor"
   ============================================== */

/* ========== CSS Variables ========== */
:root {
    /* Brand Colors */
    --ngx-red: #C8102E;
    --ngx-red-dark: #A00D24;
    --ngx-red-light: #E6183A;
    --ngx-black: #1a1a1a;
    --ngx-gray-dark: #2d2d2d;
    --ngx-gray: #666666;
    --ngx-gray-light: #e5e5e5;
    --ngx-white: #ffffff;
    
    /* Problem/Solution Colors */
    --problem-bg: #3a3a3a;
    --problem-text: #b0b0b0;
    --solution-bg: #f9f9f9;
    
    /* Semantic Colors */
    --success-green: #10B981;
    --warning-yellow: #F59E0B;
    --error-red: #EF4444;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-black: 900;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    --spacing-xxxl: 6rem;
    
    /* Borders */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
    --shadow-xl: 0 20px 40px rgba(0,0,0,0.2);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    font-weight: var(--font-weight-regular);
    color: var(--ngx-black);
    background-color: var(--ngx-white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-base);
}

button {
    font-family: inherit;
    border: none;
    background: none;
    cursor: pointer;
    transition: var(--transition-base);
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* ========== Container & Layout ========== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
}

/* ========== Navigation ========== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--ngx-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    padding: var(--spacing-md) 0;
}

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

.logo {
    display: flex;
    flex-direction: column;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: var(--font-weight-black);
    color: var(--ngx-black);
    letter-spacing: -0.5px;
}

.logo-x {
    color: var(--ngx-red);
}

.logo-tagline {
    font-size: 0.75rem;
    color: var(--ngx-red);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-links a {
    font-weight: var(--font-weight-medium);
    color: var(--ngx-gray);
    transition: var(--transition-base);
}

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

.nav-cta {
    background: var(--ngx-red);
    color: var(--ngx-white) !important;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-md);
    font-weight: var(--font-weight-semibold);
}

.nav-cta:hover {
    background: var(--ngx-red-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.mobile-menu-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--ngx-black);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--ngx-white);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-lg);
    flex-direction: column;
    gap: var(--spacing-md);
    z-index: 999;
}

.mobile-menu a {
    font-weight: var(--font-weight-medium);
    color: var(--ngx-gray);
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--ngx-gray-light);
}

.mobile-menu-cta {
    background: var(--ngx-red);
    color: var(--ngx-white) !important;
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-md);
    text-align: center;
    border-bottom: none !important;
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .mobile-menu.active {
        display: flex;
    }
}

/* ========== Hero Section - Split Screen ========== */
.hero {
    margin-top: 72px;
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero-split {
    display: flex;
    width: 100%;
    min-height: 600px;
    position: relative;
}

.hero-left, .hero-right {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xxxl) var(--spacing-xl);
}

.hero-left {
    background: var(--problem-bg);
}

.hero-right {
    background: var(--solution-bg);
}

.hero-content {
    max-width: 500px;
}

.hero-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--problem-text);
    background: rgba(255,255,255,0.1);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    margin-bottom: var(--spacing-md);
}

.hero-label-ngx {
    color: var(--ngx-red);
    background: rgba(200, 16, 46, 0.1);
}

.hero-headline {
    font-size: 2.5rem;
    font-weight: var(--font-weight-black);
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
}

.hero-left .hero-headline {
    color: var(--ngx-white);
}

.hero-right .hero-headline {
    color: var(--ngx-black);
}

.hero-problem-visual,
.hero-solution-visual {
    margin: var(--spacing-lg) 0;
}

.problem-icon, .solution-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.3;
}

.problem-icon {
    color: var(--problem-text);
}

.solution-icon {
    color: var(--ngx-red);
    opacity: 1;
}

.problem-list, .solution-list {
    list-style: none;
}

.problem-list li, .solution-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    font-size: 0.95rem;
}

.problem-list li {
    color: var(--problem-text);
}

.problem-list i {
    color: var(--error-red);
    font-size: 1.2rem;
}

.solution-list i {
    color: var(--success-green);
    font-size: 1.2rem;
}

.hero-label-text {
    font-size: 0.85rem;
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: var(--spacing-md);
}

.hero-left .hero-label-text {
    color: var(--problem-text);
}

.hero-right .hero-label-text {
    color: var(--ngx-red);
}

.hero-divider {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    background: linear-gradient(to bottom, transparent, var(--ngx-red), transparent);
    z-index: 10;
}

.divider-arrow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--ngx-red);
    color: var(--ngx-white);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-xl);
    font-size: 0.85rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 1px;
    white-space: nowrap;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.arrow-text {
    display: inline-block;
}

.divider-arrow i {
    animation: arrowPulse 1.5s infinite;
}

@keyframes arrowPulse {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(5px); }
}

.hero-cta {
    margin-top: var(--spacing-xl);
}

.cta-subtext {
    text-align: center;
    margin-top: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--ngx-gray);
}

/* Mobile Hero Adjustments */
@media (max-width: 968px) {
    .hero-split {
        flex-direction: column;
        min-height: auto;
    }
    
    .hero-left, .hero-right {
        padding: var(--spacing-xl) var(--spacing-lg);
    }
    
    .hero-headline {
        font-size: 2rem;
    }
    
    .hero-divider {
        top: auto;
        bottom: auto;
        left: 0;
        right: 0;
        width: 100%;
        height: 2px;
        transform: none;
    }
    
    .divider-arrow {
        top: 0;
        left: 50%;
        transform: translate(-50%, -50%) rotate(90deg);
    }
}

/* ========== Buttons ========== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 1rem 2rem;
    border-radius: var(--border-radius-md);
    font-weight: var(--font-weight-semibold);
    font-size: 1rem;
    transition: var(--transition-base);
    cursor: pointer;
    text-align: center;
    justify-content: center;
}

.btn i {
    transition: var(--transition-base);
}

.btn:hover i {
    transform: translateX(3px);
}

.btn-primary {
    background: var(--ngx-red);
    color: var(--ngx-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: var(--ngx-red-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--ngx-white);
    color: var(--ngx-red);
    border: 2px solid var(--ngx-red);
}

.btn-secondary:hover {
    background: var(--ngx-red);
    color: var(--ngx-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.1rem;
}

.btn-xlarge {
    padding: 1.5rem 3rem;
    font-size: 1.25rem;
}

.btn-block {
    width: 100%;
}

/* ========== Stats Bar ========== */
.stats-bar {
    background: var(--ngx-black);
    color: var(--ngx-white);
    padding: var(--spacing-xl) 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: var(--font-weight-black);
    color: var(--ngx-red);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--ngx-gray-light);
    font-weight: var(--font-weight-medium);
}

@media (max-width: 968px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

/* ========== Section Headers ========== */
.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-xxxl);
}

.section-tag {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--ngx-red);
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-black);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--ngx-black);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--ngx-gray);
    line-height: 1.6;
}

@media (max-width: 768px) {
    .section-title {
        font-size: 2rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
}

/* ========== Problem Section ========== */
.problem-section {
    padding: var(--spacing-xxxl) 0;
    background: var(--ngx-white);
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.problem-card {
    background: var(--solution-bg);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    border: 2px solid var(--ngx-gray-light);
    transition: var(--transition-base);
}

.problem-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--error-red);
}

.problem-icon-wrapper {
    width: 60px;
    height: 60px;
    background: rgba(239, 68, 68, 0.1);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.problem-icon-wrapper i {
    font-size: 1.75rem;
    color: var(--error-red);
}

.problem-card h3 {
    font-size: 1.4rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    color: var(--ngx-black);
}

.problem-card p {
    color: var(--ngx-gray);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.problem-result {
    font-size: 0.9rem;
    font-weight: var(--font-weight-semibold);
    color: var(--ngx-gray-dark);
}

.problem-result span {
    color: var(--error-red);
}

.problem-cta {
    text-align: center;
    margin-top: var(--spacing-xxl);
}

.problem-cta-text {
    font-size: 1.25rem;
    font-weight: var(--font-weight-semibold);
    color: var(--ngx-black);
    margin-bottom: var(--spacing-md);
}

@media (max-width: 768px) {
    .problems-grid {
        grid-template-columns: 1fr;
    }
}

/* ========== NGX Difference Section ========== */
.ngx-difference {
    padding: var(--spacing-xxxl) 0;
    background: linear-gradient(135deg, #f9f9f9 0%, #ffffff 100%);
}

.formula-showcase {
    margin-bottom: var(--spacing-xxxl);
}

.formula-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.formula-box {
    background: var(--ngx-black);
    color: var(--ngx-white);
    padding: var(--spacing-xxl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-xl);
    text-align: center;
}

.formula-label {
    font-size: 0.85rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--ngx-red);
    margin-bottom: var(--spacing-lg);
}

.formula-equation {
    font-size: 3rem;
    font-weight: var(--font-weight-black);
    color: var(--ngx-white);
    margin-bottom: var(--spacing-xl);
    letter-spacing: 5px;
}

.formula-breakdown {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

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

.formula-var {
    display: block;
    font-size: 1.5rem;
    font-weight: var(--font-weight-black);
    color: var(--ngx-red);
    margin-bottom: var(--spacing-xs);
}

.formula-desc {
    font-size: 0.85rem;
    color: var(--ngx-gray-light);
}

.formula-explanation h3 {
    font-size: 1.75rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    color: var(--ngx-black);
}

.formula-explanation p {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--ngx-gray);
    margin-bottom: var(--spacing-md);
}

.formula-explanation strong {
    color: var(--ngx-black);
    font-weight: var(--font-weight-semibold);
}

@media (max-width: 968px) {
    .formula-content {
        grid-template-columns: 1fr;
    }
    
    .formula-equation {
        font-size: 2rem;
    }
}

/* ========== Comparison Table ========== */
.comparison-section {
    margin-top: var(--spacing-xxxl);
}

.comparison-title {
    font-size: 1.75rem;
    font-weight: var(--font-weight-bold);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--ngx-black);
}

.comparison-table {
    background: var(--ngx-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.comparison-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    background: var(--ngx-black);
    color: var(--ngx-white);
    font-weight: var(--font-weight-bold);
    font-size: 0.95rem;
}

.comparison-col {
    padding: var(--spacing-md);
    text-align: center;
}

.comparison-col:first-child {
    text-align: left;
}

.comparison-col-ngx {
    background: var(--ngx-red);
}

.comparison-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    border-bottom: 1px solid var(--ngx-gray-light);
    transition: var(--transition-base);
}

.comparison-row:hover {
    background: var(--solution-bg);
}

.comparison-feature {
    padding: var(--spacing-md);
    font-weight: var(--font-weight-semibold);
    color: var(--ngx-black);
}

.comparison-generic,
.comparison-ngx {
    padding: var(--spacing-md);
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    font-size: 0.9rem;
}

.comparison-generic {
    color: var(--ngx-gray);
}

.comparison-generic i {
    color: var(--error-red);
    font-size: 1.2rem;
}

.comparison-ngx {
    color: var(--ngx-black);
    font-weight: var(--font-weight-medium);
}

.comparison-ngx i {
    color: var(--success-green);
    font-size: 1.2rem;
}

@media (max-width: 968px) {
    .comparison-table {
        overflow-x: auto;
    }
    
    .comparison-header,
    .comparison-row {
        min-width: 700px;
    }
}

/* ========== How It Works Section ========== */
.how-it-works {
    padding: var(--spacing-xxxl) 0;
    background: var(--ngx-white);
}

.steps-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xxl);
}

.step-card {
    background: var(--solution-bg);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    text-align: center;
    flex: 1;
    max-width: 300px;
    border: 2px solid transparent;
    transition: var(--transition-base);
    position: relative;
}

.step-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--ngx-red);
}

.step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--ngx-red);
    color: var(--ngx-white);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: var(--font-weight-black);
    box-shadow: var(--shadow-md);
}

.step-icon {
    font-size: 3rem;
    color: var(--ngx-red);
    margin: var(--spacing-lg) 0 var(--spacing-md);
}

.step-title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    color: var(--ngx-black);
}

.step-description {
    color: var(--ngx-gray);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.step-detail {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: rgba(200, 16, 46, 0.1);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    font-size: 0.85rem;
    font-weight: var(--font-weight-semibold);
    color: var(--ngx-red);
}

.step-arrow {
    font-size: 2rem;
    color: var(--ngx-gray-light);
}

.how-it-works-cta {
    text-align: center;
}

.how-it-works-cta .cta-subtext {
    margin-top: var(--spacing-md);
}

.text-link {
    color: var(--ngx-red);
    font-weight: var(--font-weight-semibold);
    text-decoration: underline;
}

.text-link:hover {
    color: var(--ngx-red-dark);
}

@media (max-width: 968px) {
    .steps-container {
        flex-direction: column;
    }
    
    .step-arrow {
        transform: rotate(90deg);
    }
}

/* ========== Results Section ========== */
.results-section {
    padding: var(--spacing-xxxl) 0;
    background: linear-gradient(135deg, #f0f0f0 0%, #ffffff 100%);
}

.featured-case-study {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--spacing-xxl);
    background: var(--ngx-white);
    padding: var(--spacing-xxl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-xl);
    margin-bottom: var(--spacing-xxxl);
}

.case-study-badge {
    display: inline-block;
    background: rgba(200, 16, 46, 0.1);
    color: var(--ngx-red);
    font-size: 0.75rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    margin-bottom: var(--spacing-md);
}

.case-study-client {
    font-size: 2rem;
    font-weight: var(--font-weight-black);
    margin-bottom: var(--spacing-md);
    color: var(--ngx-black);
}

.case-study-description {
    font-size: 1.05rem;
    color: var(--ngx-gray);
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
}

.case-study-results {
    margin-bottom: var(--spacing-xl);
}

.case-result-main {
    text-align: center;
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, var(--ngx-red) 0%, var(--ngx-red-dark) 100%);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-lg);
}

.result-number {
    font-size: 3.5rem;
    font-weight: var(--font-weight-black);
    color: var(--ngx-white);
    line-height: 1;
}

.result-label {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.9);
    font-weight: var(--font-weight-medium);
}

.case-result-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.metric-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md);
    background: var(--solution-bg);
    border-radius: var(--border-radius-md);
    text-align: center;
}

.metric-item i {
    font-size: 1.5rem;
    color: var(--ngx-red);
}

.metric-item span {
    font-size: 0.9rem;
    font-weight: var(--font-weight-semibold);
    color: var(--ngx-gray-dark);
}

.case-study-quote {
    background: var(--solution-bg);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    border-left: 4px solid var(--ngx-red);
    position: relative;
}

.case-study-quote i {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    font-size: 2rem;
    color: var(--ngx-red);
    opacity: 0.2;
}

.case-study-quote p {
    font-size: 1.05rem;
    font-style: italic;
    color: var(--ngx-gray-dark);
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-lg);
}

.quote-author {
    font-size: 0.9rem;
    font-weight: var(--font-weight-semibold);
    color: var(--ngx-black);
    padding-left: var(--spacing-lg);
}

/* Savings Chart */
.savings-chart {
    background: var(--solution-bg);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    border: 2px solid var(--ngx-gray-light);
}

.chart-header {
    text-align: center;
    font-weight: var(--font-weight-bold);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    color: var(--ngx-black);
}

.chart-bars {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.chart-bar-group {
    flex: 1;
    text-align: center;
}

.chart-label {
    font-size: 0.9rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
    color: var(--ngx-gray);
}

.chart-bar {
    background: var(--ngx-gray-light);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    position: relative;
    transition: var(--transition-base);
}

.chart-bar-before {
    height: 200px;
    background: linear-gradient(to top, #EF4444, #DC2626);
}

.chart-bar-after {
    height: 140px;
    background: linear-gradient(to top, var(--success-green), #059669);
}

.bar-value {
    font-size: 1.5rem;
    font-weight: var(--font-weight-black);
    color: var(--ngx-white);
}

.chart-arrow {
    font-size: 2rem;
    color: var(--success-green);
    display: flex;
    align-items: center;
}

.chart-savings {
    text-align: center;
    background: rgba(16, 185, 129, 0.1);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--success-green);
}

@media (max-width: 968px) {
    .featured-case-study {
        grid-template-columns: 1fr;
    }
    
    .case-result-metrics {
        grid-template-columns: 1fr;
    }
}

/* Success Metrics */
.success-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xxxl);
}

.metric-card {
    background: var(--ngx-white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition-base);
}

.metric-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.metric-icon {
    width: 70px;
    height: 70px;
    background: rgba(200, 16, 46, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

.metric-icon i {
    font-size: 2rem;
    color: var(--ngx-red);
}

.metric-card h4 {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    color: var(--ngx-black);
}

.metric-result {
    font-size: 1.5rem;
    font-weight: var(--font-weight-black);
    color: var(--ngx-red);
    margin-bottom: var(--spacing-xs);
}

.metric-desc {
    font-size: 0.95rem;
    color: var(--ngx-gray);
}

@media (max-width: 968px) {
    .success-metrics {
        grid-template-columns: 1fr;
    }
}

/* Client Logos */
.client-logos {
    text-align: center;
}

.logos-title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-xl);
    color: var(--ngx-gray);
}

.logos-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
    align-items: center;
}

.logo-item {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    background: var(--ngx-white);
    border-radius: var(--border-radius-md);
    transition: var(--transition-base);
}

.logo-item:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.logo-placeholder {
    font-size: 1.25rem;
    font-weight: var(--font-weight-black);
    color: var(--ngx-gray);
}

@media (max-width: 768px) {
    .logos-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ========== Platform Section ========== */
.platform-section {
    padding: var(--spacing-xxxl) 0;
    background: var(--ngx-black);
    color: var(--ngx-white);
}

.platform-section .section-tag {
    color: var(--ngx-red);
}

.platform-section .section-title,
.platform-section .section-subtitle {
    color: var(--ngx-white);
}

.platform-section .section-subtitle {
    color: var(--ngx-gray-light);
}

.platform-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
}

.platform-content h3 {
    font-size: 1.75rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-xl);
}

.platform-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.platform-feature {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(255,255,255,0.05);
    border-radius: var(--border-radius-md);
    transition: var(--transition-base);
}

.platform-feature:hover {
    background: rgba(255,255,255,0.1);
    transform: translateX(10px);
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: var(--ngx-red);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.feature-icon i {
    font-size: 1.5rem;
    color: var(--ngx-white);
}

.feature-content h4 {
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xs);
}

.feature-content p {
    font-size: 0.95rem;
    color: var(--ngx-gray-light);
    line-height: 1.6;
}

/* Dashboard Mockup */
.platform-visual {
    position: relative;
}

.dashboard-mockup {
    background: var(--ngx-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.mockup-header {
    background: var(--ngx-gray-light);
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.mockup-dots {
    display: flex;
    gap: var(--spacing-xs);
}

.mockup-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--ngx-gray);
}

.mockup-title {
    font-size: 0.9rem;
    font-weight: var(--font-weight-semibold);
    color: var(--ngx-gray-dark);
}

.mockup-content {
    padding: var(--spacing-xl);
    background: var(--solution-bg);
}

.mockup-stat {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--ngx-white);
    border-radius: var(--border-radius-md);
}

.stat-icon-small {
    width: 50px;
    height: 50px;
    background: rgba(200, 16, 46, 0.1);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-icon-small i {
    font-size: 1.5rem;
    color: var(--ngx-red);
}

.stat-label-small {
    font-size: 0.85rem;
    color: var(--ngx-gray);
    margin-bottom: var(--spacing-xs);
}

.stat-value-large {
    font-size: 2rem;
    font-weight: var(--font-weight-black);
    color: var(--ngx-black);
    line-height: 1;
}

.stat-change {
    font-size: 0.85rem;
    font-weight: var(--font-weight-semibold);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-xs);
}

.stat-change.positive {
    color: var(--success-green);
}

.mockup-chart {
    background: var(--ngx-white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-lg);
}

.chart-line {
    height: 80px;
    background: linear-gradient(to right, transparent, rgba(200, 16, 46, 0.2), transparent);
    border-bottom: 2px solid var(--ngx-red);
    position: relative;
}

.chart-line::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid var(--ngx-red);
    transform: rotate(-45deg) translateX(-5px);
}

.chart-label-mini {
    font-size: 0.85rem;
    color: var(--ngx-gray);
    margin-top: var(--spacing-sm);
}

.mockup-alerts {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.alert-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: rgba(200, 16, 46, 0.1);
    border-radius: var(--border-radius-sm);
    font-size: 0.85rem;
    color: var(--ngx-black);
}

.alert-item i {
    color: var(--ngx-red);
}

.platform-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(200, 16, 46, 0.1);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    margin-top: var(--spacing-md);
    font-size: 0.85rem;
    font-weight: var(--font-weight-semibold);
}

.platform-badge i {
    color: var(--ngx-red);
}

.platform-cta {
    text-align: center;
    margin-top: var(--spacing-xxxl);
}

.platform-cta-text {
    font-size: 1.25rem;
    font-weight: var(--font-weight-semibold);
    color: var(--ngx-white);
    margin-bottom: var(--spacing-md);
}

@media (max-width: 968px) {
    .platform-showcase {
        grid-template-columns: 1fr;
    }
}

/* ========== Contact/Form Section ========== */
.contact-section {
    padding: var(--spacing-xxxl) 0;
    background: linear-gradient(135deg, #f9f9f9 0%, #ffffff 100%);
}

.conversion-container {
    max-width: 800px;
    margin: 0 auto;
}

/* Path Selector */
.path-selector {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xxl);
}

.path-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--ngx-white);
    border: 3px solid var(--ngx-gray-light);
    border-radius: var(--border-radius-lg);
    text-align: left;
    transition: var(--transition-base);
    position: relative;
    cursor: pointer;
}

.path-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: var(--ngx-red);
}

.path-btn-active {
    border-color: var(--ngx-red);
    background: rgba(200, 16, 46, 0.05);
    box-shadow: var(--shadow-md);
}

.path-icon {
    width: 60px;
    height: 60px;
    background: rgba(200, 16, 46, 0.1);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.path-btn-active .path-icon {
    background: var(--ngx-red);
}

.path-icon i {
    font-size: 1.75rem;
    color: var(--ngx-red);
}

.path-btn-active .path-icon i {
    color: var(--ngx-white);
}

.path-content {
    flex: 1;
}

.path-title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--ngx-black);
    margin-bottom: var(--spacing-xs);
}

.path-desc {
    font-size: 0.9rem;
    color: var(--ngx-gray);
}

.path-badge {
    position: absolute;
    top: -10px;
    right: var(--spacing-md);
    background: var(--ngx-red);
    color: var(--ngx-white);
    font-size: 0.7rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-sm);
}

@media (max-width: 768px) {
    .path-selector {
        grid-template-columns: 1fr;
    }
}

/* Forms */
.forms-container {
    position: relative;
}

.conversion-form {
    display: none;
    background: var(--ngx-white);
    padding: var(--spacing-xxl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-xl);
}

.conversion-form.form-active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.form-title {
    font-size: 1.75rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    color: var(--ngx-black);
}

.form-subtitle {
    font-size: 1rem;
    color: var(--ngx-gray);
    margin-bottom: var(--spacing-xl);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

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

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

.form-group label {
    font-size: 0.9rem;
    font-weight: var(--font-weight-semibold);
    color: var(--ngx-black);
    margin-bottom: var(--spacing-xs);
}

.optional {
    font-weight: var(--font-weight-regular);
    color: var(--ngx-gray);
    font-size: 0.85rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    padding: 0.875rem;
    border: 2px solid var(--ngx-gray-light);
    border-radius: var(--border-radius-md);
    font-size: 1rem;
    transition: var(--transition-base);
    background: var(--ngx-white);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--ngx-red);
    box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.1);
}

.form-group-full {
    grid-column: 1 / -1;
}

.form-divider {
    text-align: center;
    position: relative;
    margin: var(--spacing-md) 0;
}

.form-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--ngx-gray-light);
}

.form-divider span {
    position: relative;
    background: var(--ngx-white);
    padding: 0 var(--spacing-md);
    font-size: 0.85rem;
    color: var(--ngx-gray);
    font-weight: var(--font-weight-medium);
}

/* File Upload */
.upload-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.9rem;
    font-weight: var(--font-weight-semibold);
    color: var(--ngx-black);
    margin-bottom: var(--spacing-sm);
}

.upload-label i {
    color: var(--ngx-red);
}

.file-upload-wrapper {
    position: relative;
}

.file-input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.file-upload-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xl);
    border: 2px dashed var(--ngx-gray-light);
    border-radius: var(--border-radius-md);
    background: var(--solution-bg);
    cursor: pointer;
    transition: var(--transition-base);
}

.file-upload-label:hover {
    border-color: var(--ngx-red);
    background: rgba(200, 16, 46, 0.05);
}

.file-upload-label i {
    font-size: 2rem;
    color: var(--ngx-red);
}

.file-name {
    font-weight: var(--font-weight-semibold);
    color: var(--ngx-black);
}

.file-types {
    font-size: 0.85rem;
    color: var(--ngx-gray);
}

/* Trust Signals */
.form-trust {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin: var(--spacing-md) 0;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.85rem;
    color: var(--ngx-gray);
}

.trust-item i {
    color: var(--success-green);
}

.form-note {
    text-align: center;
    font-size: 0.9rem;
    color: var(--ngx-gray);
    margin-top: var(--spacing-md);
}

/* Calendar Embed */
.calendar-embed {
    min-height: 400px;
}

.calendar-placeholder {
    background: var(--solution-bg);
    border: 2px dashed var(--ngx-gray-light);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-xxl);
    text-align: center;
    min-height: 400px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.calendar-placeholder i {
    font-size: 4rem;
    color: var(--ngx-gray-light);
    margin-bottom: var(--spacing-md);
}

.calendar-placeholder p {
    color: var(--ngx-gray);
    margin-bottom: var(--spacing-sm);
}

.calendar-note {
    font-size: 0.85rem;
    color: var(--ngx-red);
    font-weight: var(--font-weight-semibold);
}

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .conversion-form {
        padding: var(--spacing-lg);
    }
}

/* ========== FAQ Section ========== */
.faq-section {
    padding: var(--spacing-xxxl) 0;
    background: var(--ngx-white);
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--solution-bg);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    transition: var(--transition-base);
}

.faq-item:hover {
    box-shadow: var(--shadow-md);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: none;
    border: none;
    text-align: left;
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--ngx-black);
    cursor: pointer;
    transition: var(--transition-base);
}

.faq-question:hover {
    color: var(--ngx-red);
}

.faq-question i {
    font-size: 1.25rem;
    color: var(--ngx-red);
    transition: var(--transition-base);
}

.faq-item.active .faq-question i {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    color: var(--ngx-gray);
    line-height: 1.7;
}

.faq-answer strong {
    color: var(--ngx-black);
    font-weight: var(--font-weight-semibold);
}

/* ========== Final CTA Section ========== */
.final-cta {
    padding: var(--spacing-xxxl) 0;
    background: linear-gradient(135deg, var(--ngx-black) 0%, var(--ngx-gray-dark) 100%);
    color: var(--ngx-white);
}

.final-cta-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
}

.final-cta-text h2 {
    font-size: 2.25rem;
    font-weight: var(--font-weight-black);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

.final-cta-text p {
    font-size: 1.1rem;
    color: var(--ngx-gray-light);
    line-height: 1.6;
    margin-bottom: var(--spacing-xl);
}

.final-cta-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.final-stat {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.95rem;
}

.final-stat i {
    color: var(--success-green);
    font-size: 1.25rem;
}

.final-cta-action {
    text-align: center;
}

.final-cta-note {
    margin-top: var(--spacing-md);
    font-size: 0.9rem;
    color: var(--ngx-gray-light);
}

@media (max-width: 968px) {
    .final-cta-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .final-cta-stats {
        justify-content: center;
    }
    
    .final-stat {
        justify-content: center;
    }
}

/* ========== Footer ========== */
.footer {
    background: var(--ngx-black);
    color: var(--ngx-white);
    padding: var(--spacing-xxxl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: var(--spacing-xxl);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--ngx-gray-dark);
}

.footer-brand .logo {
    margin-bottom: var(--spacing-md);
}

.footer-tagline {
    font-size: 1rem;
    color: var(--ngx-gray-light);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: var(--ngx-gray-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ngx-white);
    transition: var(--transition-base);
}

.footer-social a:hover {
    background: var(--ngx-red);
    transform: translateY(-3px);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.footer-column h4 {
    font-size: 0.95rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-md);
    color: var(--ngx-red);
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: var(--spacing-sm);
}

.footer-column a {
    color: var(--ngx-gray-light);
    font-size: 0.95rem;
    transition: var(--transition-base);
}

.footer-column a:hover {
    color: var(--ngx-white);
    padding-left: 5px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-legal p {
    font-size: 0.85rem;
    color: var(--ngx-gray);
}

.footer-legal-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xs);
}

.footer-legal-links a {
    font-size: 0.85rem;
    color: var(--ngx-gray);
}

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

.footer-motto {
    font-size: 0.95rem;
    font-weight: var(--font-weight-bold);
    color: var(--ngx-red);
    text-transform: uppercase;
    letter-spacing: 1px;
}

@media (max-width: 968px) {
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* ========== Utilities ========== */
.text-center {
    text-align: center;
}

.text-red {
    color: var(--ngx-red);
}

.text-bold {
    font-weight: var(--font-weight-bold);
}

/* ========== Animations ========== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease;
}

/* ========== Smooth Scrolling Offset for Fixed Nav ========== */
html {
    scroll-padding-top: 100px;
}