/* ===== CSS Variables ===== */
:root {
    /* 
     * NGENIUM COLOR SYSTEM
     * Primary: #0000FF (Pure Blue)
     * Accent:  #D98B19 (Gold/Orange)
     * Dark:    #10069F (Deep Indigo)
     */
    
    /* Primary Blue Scale */
    --primary: #0000FF;
    --primary-dark: #0000CC;
    --primary-darker: #000099;
    --primary-light: #3333FF;
    --primary-lighter: #6666FF;
    
    /* Accent Gold */
    --accent: #D98B19;
    --accent-light: #E9A84A;
    --accent-dark: #B87310;
    
    /* Dark Indigo (for deep backgrounds) */
    --dark: #10069F;
    --dark-light: #1A0FC9;
    --dark-darker: #0A0466;
    
    /* Backgrounds */
    --bg-primary: #10069F;
    --bg-light: #FFFFFF;
    --bg-muted: #F5F7FA;
    
    /* Surfaces */
    --card: #FFFFFF;
    --card-dark: #1A0FC9;
    
    /* Neutral Scale */
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    
    /* Border */
    --border: rgba(16, 6, 159, 0.2);
    --border-light: rgba(255, 255, 255, 0.15);
    
    /* Typography */
    --text: #111827;
    --text-light: #FFFFFF;
    --text-muted: #6B7280;
    
    /* Effects */
    --glow: 0 0 0 3px rgba(0, 0, 255, 0.25);
    --shadow: 0 18px 45px rgba(16, 6, 159, 0.2);
    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 8px 20px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 16px 32px rgba(16, 6, 159, 0.18);
    
    /* Utility */
    --white: #FFFFFF;
    --black: #000000;
    
    /* Status */
    --success: #22C55E;
    --warning: #F59E0B;
    --error: #EF4444;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Transitions */
    --transition: all 0.3s ease;
    --transition-fast: all 0.15s ease;
}

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

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

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

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

ul {
    list-style: none;
}

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

/* ===== Container ===== */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: 0.5rem;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(180deg, rgba(255,255,255,0.12), rgba(0,0,0,0.12));
    background-color: var(--primary);
    color: var(--white);
    border: 1px solid rgba(255, 206, 27, 0.4);
    border-radius: 0.75rem;
    box-shadow: var(--shadow, 0 14px 40px rgba(0,0,0,0.4), 0 0 0 1px rgba(255, 206, 27, 0.2));
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 18px 55px rgba(0,0,0,0.5), 0 0 0 2px rgba(255, 206, 27, 0.35);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--white);
    border: 1px solid rgba(255, 206, 27, 0.3);
    border-radius: 0.75rem;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 206, 27, 0.45);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.btn-full {
    width: 100%;
}

.btn-icon {
    width: 1.25rem;
    height: 1.25rem;
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.95) 0%, rgba(236, 245, 255, 0.92) 100%);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(35, 63, 101, 0.12);
    transition: var(--transition);
}

.navbar.scrolled {
    border-bottom-color: rgba(35, 63, 101, 0.22);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    width: 3.25rem;
    height: 3.25rem;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.02em;
}

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

.nav-link {
    font-size: 0.9375rem;
    color: var(--gray-500);
    font-weight: 500;
}

.nav-link:hover {
    color: var(--primary);
}

.nav-cta {
    margin-left: 1rem;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--gray-300);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem 0 4rem;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    background: var(--bg-primary);
}

.hero-gradient {
    position: absolute;
    top: -30%;
    right: -10%;
    width: 100%;
    height: 120%;
    background: radial-gradient(ellipse at center, rgba(0, 0, 255, 0.15) 0%, rgba(16, 6, 159, 0.08) 45%, transparent 75%);
    pointer-events: none;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 206, 27, 0.18);
    border: 1px solid rgba(255, 206, 27, 0.4);
    border-radius: 9999px;
    font-size: 0.875rem;
    color: var(--white);
    margin-bottom: 1.5rem;
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    color: var(--white);
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.gradient-text {
    display: block;
    color: rgba(255, 255, 255, 0.7);
}

.hero-description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.78);
    max-width: 540px;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 2rem;
    color: var(--white);
}

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

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--white);
}

.stat-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: linear-gradient(180deg, transparent, var(--accent-yellow), transparent);
}

/* Hero Visual - Server Rack Animation */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image-container {
    position: relative;
    width: 100%;
    max-width: 400px;
}

.hero-image-glow {
    position: absolute;
    inset: -20%;
    background: radial-gradient(ellipse at center, rgba(30, 64, 175, 0.14) 0%, transparent 60%);
    filter: blur(40px);
    z-index: -1;
}

.server-rack {
    background: linear-gradient(180deg, var(--gray-800) 0%, var(--gray-900) 100%);
    border: 1px solid var(--gray-700);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: var(--shadow-2xl);
}

.rack-frame {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.rack-unit {
    background: linear-gradient(180deg, var(--gray-900) 0%, var(--gray-950) 100%);
    border: 1px solid var(--gray-800);
    border-radius: 0.5rem;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: var(--transition);
}

.rack-unit.active {
    border-color: var(--primary);
    box-shadow: 0 0 20px rgba(30, 64, 175, 0.15);
}

.unit-lights {
    display: flex;
    gap: 0.5rem;
}

.light {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.light.green {
    background: var(--success);
    box-shadow: 0 0 10px var(--success);
}

.light.blue {
    background: var(--primary);
    box-shadow: 0 0 10px var(--primary);
}

.light.blink {
    animation: blink 1s infinite;
}

.light.blink-slow {
    animation: blink 2s infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.unit-vents {
    width: 60%;
    height: 12px;
    background: repeating-linear-gradient(
        90deg,
        var(--gray-700) 0px,
        var(--gray-700) 3px,
        transparent 3px,
        transparent 6px
    );
    border-radius: 2px;
}

/* ===== Section Styles ===== */
section {
    padding: 6rem 0;
}

.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 4rem;
}

.section-tag {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    color: var(--white);
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
    position: relative;
    display: inline-block;
    padding-bottom: 0.5rem;
}

.section-title::after {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 0;
    width: 90px;
    height: 4px;
    border-radius: 999px;
    background: var(--accent-yellow);
}

.section-description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.78);
    line-height: 1.7;
}

/* ===== Services Section ===== */
.services {
    background: linear-gradient(180deg, var(--bg-1) 0%, var(--bg-2) 100%);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.service-card {
    position: relative;
    background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));
    background-color: var(--card);
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 1rem;
    padding: 2rem;
    transition: 180ms ease;
    color: var(--text);
    box-shadow: var(--shadow, 0 14px 40px rgba(0,0,0,0.45));
}

.service-card:hover {
    border-color: var(--accent-yellow);
    box-shadow: 0 18px 55px rgba(0,0,0,0.45), 0 0 0 2px rgba(255, 206, 27, 0.35);
    transform: translateY(-2px);
}

.service-card.featured {
    border-color: var(--accent-yellow);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.12) 0%, var(--card) 100%);
}

.service-badge {
    position: absolute;
    top: -0.75rem;
    right: 1.5rem;
    background: rgba(255, 206, 27, 0.14);
    border: 1px solid rgba(255, 206, 27, 0.45);
    color: var(--accent-yellow);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.375rem 0.75rem;
}

.service-icon {
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 255, 0.1);
    border-radius: 0.75rem;
    margin-bottom: 1.5rem;
}

.service-icon svg {
    width: 1.5rem;
    height: 1.5rem;
    color: var(--primary);
}

.service-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 0.75rem;
}

.service-description {
    font-size: 0.9375rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--gray-1);
}

.service-features li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
}

/* ===== Challenge Section ===== */
.challenge {
    position: relative;
    overflow: hidden;
}

.why-choose-glow::before {
    content: '';
    position: absolute;
    top: 50%;
    left: -10%;
    width: 50%;
    height: 100%;
    background: radial-gradient(ellipse at center, rgba(30, 64, 175, 0.08) 0%, transparent 60%);
    transform: translateY(-50%);
    pointer-events: none;
}

.challenge-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.challenge-content .section-tag,
.challenge-content .section-title {
    text-align: left;
}

.challenge-text {
    font-size: 1.125rem;
    color: var(--gray-400);
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

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

.challenge-stat {
    padding: 1.5rem;
    background: var(--gray-50);
    border: 1px solid var(--gray-300);
    border-radius: 0.75rem;
}

.challenge-stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.25rem;
}

.challenge-stat-label {
    font-size: 0.9375rem;
    color: var(--gray-400);
}

.challenge-cards {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.challenge-card {
    background: var(--gray-50);
    border: 1px solid var(--gray-300);
    border-radius: 0.75rem;
    padding: 1.5rem;
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    transition: var(--transition);
}

.challenge-card:hover {
    border-color: var(--primary-light);
    transform: translateX(4px);
}

.challenge-card-icon {
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.5rem;
    flex-shrink: 0;
}

.challenge-card-icon.red {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
}

.challenge-card-icon.yellow {
    background: rgba(234, 179, 8, 0.1);
    color: var(--warning);
}

.challenge-card-icon.blue {
    background: rgba(59, 130, 246, 0.1);
    color: var(--info);
}

.challenge-card-icon svg {
    width: 1.25rem;
    height: 1.25rem;
}

.challenge-card h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}

.challenge-card p {
    font-size: 0.875rem;
    color: var(--gray-600);
    line-height: 1.5;
}

/* ===== Solutions Section ===== */
.solutions {
    background: linear-gradient(180deg, var(--gray-100) 0%, var(--gray-50) 100%);
}

.solutions-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto 4rem;
}

.timeline-line {
    position: absolute;
    left: 2rem;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--primary) 0%, var(--gray-800) 100%);
}

.solution-step {
    display: flex;
    gap: 2rem;
    padding: 1.5rem 0;
    position: relative;
}

.step-number {
    width: 4rem;
    height: 4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-900);
    border: 2px solid var(--primary);
    border-radius: 50%;
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary);
    flex-shrink: 0;
    z-index: 1;
}

.step-content {
    padding-top: 0.75rem;
}

.step-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.step-content p {
    font-size: 0.9375rem;
    color: var(--gray-400);
    line-height: 1.6;
}

.solutions-features {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--gray-900);
    border: 1px solid var(--gray-800);
    border-radius: 9999px;
    font-size: 0.9375rem;
    color: var(--gray-300);
}

.feature-icon {
    width: 1.25rem;
    height: 1.25rem;
    color: var(--success);
}

/* ===== Leadership Section ===== */
.leadership {
    text-align: center;
}

.partners-grid {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 3rem;
    margin-bottom: 4rem;
}

.partner-logo {
    width: 120px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-500);
    opacity: 0.7;
    transition: var(--transition);
}

.partner-logo:hover {
    opacity: 1;
    color: var(--gray-300);
}

.certifications {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.cert {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    background: var(--gray-900);
    border: 1px solid var(--gray-800);
    border-radius: 0.75rem;
}

.cert-badge {
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 0.5rem;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--white);
}

.cert span {
    font-size: 0.9375rem;
    color: var(--gray-300);
}

/* ===== CTA Section ===== */
.cta {
    background: linear-gradient(180deg, var(--gray-900) 0%, var(--gray-950) 100%);
}

.cta-wrapper {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    background: var(--gray-900);
    border: 1px solid var(--gray-800);
    border-radius: 1.5rem;
    padding: 4rem;
}

.cta-title {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 700;
    color: var(--white);
    margin-bottom: 1rem;
}

.cta-description {
    font-size: 1rem;
    color: var(--gray-400);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.cta-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--gray-950);
    border: 1px solid var(--gray-800);
    border-radius: 0.5rem;
    color: var(--white);
    font-family: inherit;
    font-size: 0.9375rem;
    transition: var(--transition);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-500);
}

.form-group select {
    cursor: pointer;
}

.form-group select option {
    background: var(--gray-900);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.12);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.cta-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    justify-content: center;
}

.info-card {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.info-icon {
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(30, 64, 175, 0.08);
    border-radius: 0.75rem;
    flex-shrink: 0;
}

.info-icon svg {
    width: 1.5rem;
    height: 1.5rem;
    color: var(--primary);
}

.info-card h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 0.25rem;
}

.info-card p {
    font-size: 0.9375rem;
    color: var(--gray-400);
}

/* ===== Footer ===== */
.footer {
    background: var(--gray-950);
    border-top: 1px solid var(--gray-900);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand {
    max-width: 320px;
}

.footer-brand .logo {
    margin-bottom: 1rem;
}

.footer-description {
    font-size: 0.9375rem;
    color: var(--gray-500);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-900);
    border-radius: 0.5rem;
    color: var(--gray-400);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
    color: var(--white);
}

.social-links svg {
    width: 1.25rem;
    height: 1.25rem;
}

.footer-links h4 {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 1.25rem;
}

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

.footer-links a {
    font-size: 0.9375rem;
    color: var(--gray-500);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid var(--gray-900);
}

.footer-bottom p {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.footer-legal {
    display: flex;
    gap: 2rem;
}

.footer-legal a {
    font-size: 0.875rem;
    color: var(--gray-500);
}

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

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-description {
        margin: 0 auto 2rem;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        display: none;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .challenge-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .challenge-content .section-tag,
    .challenge-content .section-title {
        text-align: center;
    }
    
    .challenge-text {
        text-align: center;
    }
    
    .cta-wrapper {
        grid-template-columns: 1fr;
        padding: 2.5rem;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--gray-900);
        flex-direction: column;
        align-items: flex-start;
        padding: 6rem 2rem 2rem;
        gap: 1.5rem;
        transition: right 0.3s ease;
        border-left: 1px solid var(--gray-800);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-cta {
        margin-left: 0;
        margin-top: 1rem;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .stat-divider {
        display: none;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand {
        max-width: 100%;
    }
    
    .footer-brand .logo {
        justify-content: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .footer-legal {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    section {
        padding: 4rem 0;
    }
    
    .cta-wrapper {
        padding: 1.5rem;
    }
    
    .challenge-stat-value {
        font-size: 2rem;
    }
    
    .solutions-features {
        flex-direction: column;
        align-items: center;
    }
    
    .certifications {
        flex-direction: column;
        align-items: center;
    }
}