/* ================================
   VisionaryAI Italia - Main Styles
   Domain: ITAIPlatform.ink
   ================================ */

/* Custom Font Import */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ================================
   CSS Variables & Color Palette
   ================================ */
:root {
    /* Unique Color Scheme: Deep Teal, Coral, Navy & Cream */
    --primary-color: #0A7B8A;        /* Deep Teal */
    --secondary-color: #FF6B6B;      /* Coral/Salmon */
    --accent-color: #FFA45C;         /* Warm Orange */
    --dark-navy: #1A2332;            /* Dark Navy */
    --medium-navy: #2C3E50;          /* Medium Navy */
    --cream: #FFF8E7;                /* Warm Cream */
    --light-teal: #E8F6F7;           /* Light Teal */
    --coral-light: #FFE5E5;          /* Light Coral */
    
    /* Neutral Colors */
    --text-primary: #1A2332;
    --text-secondary: #5A6A7A;
    --text-light: #8B9AA8;
    --white: #FFFFFF;
    --background: #FAFBFC;
    --border-color: #E2E8F0;
    
    /* Typography */
    --font-primary: 'Space Grotesk', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(10, 123, 138, 0.08);
    --shadow-md: 0 4px 16px rgba(10, 123, 138, 0.12);
    --shadow-lg: 0 8px 32px rgba(10, 123, 138, 0.16);
    --shadow-xl: 0 16px 48px rgba(10, 123, 138, 0.2);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

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

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

/* ================================
   Typography
   ================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.75rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
    font-size: 1.0625rem;
    line-height: 1.7;
}

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

a:hover {
    color: var(--secondary-color);
}

/* ================================
   Container & Layout
   ================================ */
.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

section {
    padding: var(--spacing-3xl) 0;
    position: relative;
}

/* ================================
   Header & Navigation
   ================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    transition: transform var(--transition-fast);
}

.logo:hover {
    transform: scale(1.05);
}

.logo-icon {
    width: 48px;
    height: 48px;
}

.logo-text {
    display: flex;
    align-items: baseline;
    gap: 0.25rem;
}

.logo-accent {
    color: var(--secondary-color);
    font-weight: 600;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    margin: 0;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.9375rem;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: width var(--transition-fast);
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

.header-phone {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9375rem;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.header-phone:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    color: var(--white);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    width: 28px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

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

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--light-teal) 0%, var(--cream) 50%, var(--coral-light) 100%);
    opacity: 0.6;
    z-index: -1;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.hero-content {
    animation: fadeInUp 0.8s ease;
}

.hero-title {
    margin-bottom: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.hero-title-line {
    display: block;
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--dark-navy);
    line-height: 1.1;
}

.hero-title-highlight {
    display: block;
    font-size: 4rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
}

.hero-stats {
    display: flex;
    gap: var(--spacing-2xl);
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.hero-image {
    position: relative;
    animation: fadeInRight 0.8s ease 0.3s backwards;
}

.hero-img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    object-fit: cover;
}

/* ================================
   Buttons
   ================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    transition: all var(--transition-fast);
    text-decoration: none;
    font-family: var(--font-primary);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    color: var(--white);
}

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.0625rem;
}

.btn-full {
    width: 100%;
}

/* ================================
   Section Headers
   ================================ */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-tag {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: linear-gradient(135deg, var(--light-teal), var(--coral-light));
    color: var(--primary-color);
    border-radius: var(--radius-xl);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: 2.75rem;
    margin-bottom: var(--spacing-md);
    color: var(--dark-navy);
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ================================
   About Section
   ================================ */
.about {
    background: var(--white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.about-image {
    position: relative;
}

.about-img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    object-fit: cover;
}

.about-heading {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--dark-navy);
}

.about-paragraph {
    margin-bottom: var(--spacing-lg);
}

.about-features {
    list-style: none;
    margin-top: var(--spacing-xl);
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--light-teal);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.feature-item:hover {
    transform: translateX(8px);
    background: linear-gradient(135deg, var(--light-teal), var(--coral-light));
}

.feature-icon {
    width: 24px;
    height: 24px;
    color: var(--primary-color);
    flex-shrink: 0;
}

/* ================================
   Services Section
   ================================ */
.services {
    background: linear-gradient(135deg, var(--light-teal) 0%, var(--cream) 100%);
}

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

.service-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.service-icon {
    width: 56px;
    height: 56px;
    padding: var(--spacing-sm);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-md);
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

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

.service-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--dark-navy);
}

.service-description {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ================================
   Solutions Section
   ================================ */
.solutions {
    background: var(--white);
}

.solutions-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3xl);
}

.solution-item {
    display: grid;
    grid-template-columns: auto 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, var(--light-teal), var(--cream));
    border-radius: var(--radius-xl);
    transition: all var(--transition-normal);
}

.solution-item:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-lg);
}

.solution-item-reverse {
    grid-template-columns: auto 1fr 1fr;
}

.solution-item-reverse .solution-details {
    order: 2;
}

.solution-item-reverse .solution-image {
    order: 1;
}

.solution-number {
    font-size: 4rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-family: var(--font-mono);
}

.solution-title {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-md);
    color: var(--dark-navy);
}

.solution-text {
    color: var(--text-secondary);
    line-height: 1.7;
}

.solution-image {
    position: relative;
}

.solution-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

/* ================================
   Technologies Section
   ================================ */
.technologies {
    background: var(--dark-navy);
    color: var(--white);
}

.technologies .section-tag {
    background: rgba(255, 255, 255, 0.1);
    color: var(--cream);
}

.technologies .section-title {
    color: var(--white);
}

.technologies .section-description {
    color: rgba(255, 255, 255, 0.8);
}

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

.tech-category {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 2px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-normal);
}

.tech-category:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--secondary-color);
    transform: translateY(-4px);
}

.tech-category-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    color: var(--secondary-color);
    font-weight: 700;
}

.tech-list {
    list-style: none;
}

.tech-item {
    padding: var(--spacing-sm) 0;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9375rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-fast);
}

.tech-item:last-child {
    border-bottom: none;
}

.tech-item:hover {
    color: var(--cream);
    padding-left: var(--spacing-sm);
}

/* ================================
   Benefits Section
   ================================ */
.benefits {
    background: linear-gradient(135deg, var(--cream) 0%, var(--light-teal) 100%);
}

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

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

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.benefit-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-lg);
    color: var(--white);
}

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

.benefit-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--dark-navy);
}

.benefit-text {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ================================
   Industries Section
   ================================ */
.industries {
    background: var(--white);
}

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

.industry-card {
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, var(--light-teal), var(--coral-light));
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
    text-align: center;
    border: 2px solid transparent;
}

.industry-card:hover {
    transform: scale(1.05);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.industry-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    display: block;
}

.industry-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--dark-navy);
}

.industry-description {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* ================================
   Process Section
   ================================ */
.process {
    background: var(--dark-navy);
    color: var(--white);
}

.process .section-tag {
    background: rgba(255, 255, 255, 0.1);
    color: var(--cream);
}

.process .section-title {
    color: var(--white);
}

.process-timeline {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    max-width: 900px;
    margin: 0 auto;
}

.process-step {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--spacing-xl);
    padding: var(--spacing-xl);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--secondary-color);
    transition: all var(--transition-normal);
}

.process-step:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateX(8px);
}

.step-number {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-md);
    font-family: var(--font-mono);
}

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

.step-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
}

/* ================================
   Testimonials Section
   ================================ */
.testimonials {
    background: linear-gradient(135deg, var(--light-teal) 0%, var(--cream) 100%);
}

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

.testimonial-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border-top: 4px solid var(--primary-color);
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-top-color: var(--secondary-color);
}

.testimonial-rating {
    color: var(--accent-color);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.testimonial-text {
    font-size: 1.0625rem;
    color: var(--text-secondary);
    font-style: italic;
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.testimonial-author strong {
    color: var(--dark-navy);
    font-weight: 600;
}

.testimonial-author span {
    color: var(--text-light);
    font-size: 0.875rem;
}

/* ================================
   Contact Section
   ================================ */
.contact {
    background: var(--white);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    background: linear-gradient(135deg, var(--light-teal), var(--coral-light));
    border-radius: var(--radius-xl);
    padding: var(--spacing-3xl);
    box-shadow: var(--shadow-lg);
}

.contact-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--dark-navy);
}

.contact-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

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

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--white);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.contact-item:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-sm);
}

.contact-icon {
    width: 32px;
    height: 32px;
    color: var(--primary-color);
    flex-shrink: 0;
}

.contact-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 0.25rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.contact-value {
    display: block;
    font-size: 1.125rem;
    color: var(--dark-navy);
    font-weight: 600;
}

/* ================================
   Contact Form
   ================================ */
.contact-form-wrapper {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

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

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

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

.form-label {
    font-weight: 600;
    color: var(--dark-navy);
    font-size: 0.9375rem;
}

.form-input,
.form-select,
.form-textarea {
    padding: var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 1rem;
    color: var(--text-primary);
    background: var(--background);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(10, 123, 138, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-checkbox {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.form-checkbox input[type="checkbox"] {
    margin-top: 4px;
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.checkbox-label {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.checkbox-label a {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: underline;
}

/* ================================
   Footer
   ================================ */
.footer {
    background: var(--dark-navy);
    color: var(--white);
    padding: var(--spacing-3xl) 0 var(--spacing-xl) 0;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.footer-logo-icon {
    width: 40px;
    height: 40px;
}

.footer-logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--white);
}

.footer-logo-accent {
    color: var(--secondary-color);
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
    line-height: 1.6;
}

.footer-copyright a {
    color: var(--secondary-color);
}

.footer-heading {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    color: var(--white);
    font-weight: 700;
}

.footer-links,
.footer-contact {
    list-style: none;
}

.footer-links li,
.footer-contact li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a,
.footer-contact a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9375rem;
    transition: all var(--transition-fast);
}

.footer-links a:hover,
.footer-contact a:hover {
    color: var(--secondary-color);
    padding-left: var(--spacing-xs);
}

.footer-contact li {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9375rem;
}

/* ================================
   Responsive Design
   ================================ */
@media (max-width: 1024px) {
    h1 { font-size: 2.75rem; }
    h2 { font-size: 2.25rem; }
    
    .hero-container,
    .about-content,
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .services-grid,
    .benefits-grid,
    .industries-grid,
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: all var(--transition-normal);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }
    
    .header-phone {
        display: none;
    }
    
    .hero-title-line {
        font-size: 2.5rem;
    }
    
    .hero-title-highlight {
        font-size: 3rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-stats {
        flex-wrap: wrap;
    }
    
    .services-grid,
    .benefits-grid,
    .industries-grid,
    .testimonials-grid,
    .tech-grid {
        grid-template-columns: 1fr;
    }
    
    .solution-item,
    .solution-item-reverse {
        grid-template-columns: 1fr;
    }
    
    .solution-number {
        font-size: 3rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
    
    section {
        padding: var(--spacing-2xl) 0;
    }
}