/* ======================================
   MEDVE SOFTWARE FACTORY - STYLES
   Modern Landing Page with SEO Optimization
   ====================================== */

/* ==================== ROOT VARIABLES ==================== */
:root {
    /* Colors - Medve Brand */
    --primary-color: #942B39;
    --primary-dark: #6d1f2a;
    --primary-light: #b8384a;
    --secondary-color: #1a1a1a;
    --accent-color: #942B39;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    
    /* Neutrals */
    --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;
    
    /* Text */
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --text-tertiary: #6b7280;
    --text-inverse: #ffffff;
    
    /* Background */
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-dark: #0f172a;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Spacing */
    --section-padding: 100px;
    --container-padding: 20px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* ==================== TYPOGRAPHY ==================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

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

a:hover {
    color: var(--primary-dark);
}

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

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* ==================== UTILITIES ==================== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section-badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--gray-100);
    color: var(--text-secondary);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.section-header-center {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
}

.section-title {
    margin-bottom: 1rem;
}

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

/* ==================== BUTTONS ==================== */
.btn-primary,
.btn-secondary,
.btn-primary-nav {
    display: inline-block;
    padding: 12px 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    text-align: center;
    transition: all var(--transition-base);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(148, 43, 57, 0.4);
    color: white;
}

.btn-large {
    padding: 18px 42px;
    font-size: 1.125rem;
    font-weight: 700;
    box-shadow: 0 4px 20px rgba(148, 43, 57, 0.3);
}

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

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

.btn-primary-nav {
    background: var(--primary-color);
    color: white;
    padding: 10px 24px;
}

.btn-primary-nav:hover {
    background: var(--primary-dark);
    color: white;
    transform: translateY(-1px);
}

.btn-full {
    width: 100%;
}

/* ==================== NAVIGATION ==================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    transition: transform var(--transition-base);
}

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

.logo-img {
    height: 60px;
    width: auto;
    object-fit: contain;
}

.logo-text {
    font-size: 1.5rem;
    line-height: 1;
}

.logo-subtitle {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
}

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

.nav-link {
    color: var(--text-primary);
    font-weight: 500;
    position: relative;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width var(--transition-base);
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 3px;
    transition: all var(--transition-base);
}

/* ==================== HERO SECTION ==================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    background: #942B39;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(135deg, rgba(148, 43, 57, 0.4) 0%, rgba(109, 31, 42, 0.5) 50%, rgba(45, 14, 19, 0.6) 100%),
        url('../images/hero-background.svg');
    background-size: cover;
    background-position: center;
    z-index: 0;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 900px;
    animation: heroFadeIn 1s ease-out;
}

@keyframes heroFadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-badge {
    display: inline-block;
    padding: 10px 24px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: white;
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 2rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    animation: badgeSlide 1s ease-out 0.2s both;
}

@keyframes badgeSlide {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-title {
    color: white;
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    text-shadow: 
        0 2px 4px rgba(0, 0, 0, 0.3),
        0 4px 8px rgba(0, 0, 0, 0.2),
        0 8px 16px rgba(0, 0, 0, 0.15);
    letter-spacing: -0.5px;
    animation: titleSlide 1s ease-out 0.4s both;
}

@keyframes titleSlide {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-description {
    font-size: 1.35rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 2rem;
    line-height: 1.8;
    font-weight: 400;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    animation: descSlide 1s ease-out 0.6s both;
}

@keyframes descSlide {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-features {
    list-style: none;
    margin-bottom: 2.5rem;
    animation: featuresSlide 1s ease-out 0.8s both;
}

@keyframes featuresSlide {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-features li {
    color: white;
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
    padding: 0.5rem 0;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
    animation: ctaSlide 1s ease-out 1s both;
}

@keyframes ctaSlide {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-cta-note {
    color: rgba(255, 255, 255, 0.95);
    font-size: 0.95rem;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 8px 16px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* ==================== VALUE PROPOSITION ==================== */
.value-proposition {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.value-card {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.value-card h3 {
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.value-card ul {
    list-style: none;
}

.value-card ul li {
    padding: 0.75rem 0;
    padding-left: 2rem;
    position: relative;
    color: var(--text-secondary);
    line-height: 1.6;
}

.value-card-positive ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: 700;
    font-size: 1.2rem;
}

.value-card-negative ul li::before {
    content: '×';
    position: absolute;
    left: 0;
    color: var(--danger-color);
    font-weight: 700;
    font-size: 1.5rem;
}

.value-grid-three {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.value-card-modern {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border-left: 4px solid var(--primary-color);
}

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

.value-card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.value-card-modern h3 {
    color: var(--primary-color);
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.value-card-modern p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.value-list {
    list-style: none;
    padding: 0;
    margin: 1rem 0 0 0;
}

.value-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.value-list li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

.value-cta {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-top: 3rem;
}

.value-cta p {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}

/* ==================== BENEFITS SECTION ==================== */
.benefits {
    padding: var(--section-padding) 0;
    background: white;

}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.benefit-card {
    padding: 2rem;
    border-radius: var(--radius-lg);
    background: var(--bg-secondary);
    transition: all var(--transition-base);
    border: 2px solid transparent;
}

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

.benefit-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.benefit-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.benefit-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ==================== SERVICES SECTION ==================== */
.services {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.service-card:hover::before {
    transform: scaleX(1);
}

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

.service-number {
    display: inline-block;
    font-size: 3rem;
    font-weight: 800;
    color: var(--gray-200);
    margin-bottom: 1rem;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.service-card p {
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.service-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.service-tech li {
    padding: 6px 12px;
    background: var(--gray-100);
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
}

/* ==================== PROJECTS SECTION ==================== */
.projects {
    padding: var(--section-padding) 0;
    background: white;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.project-card {
    padding: 2rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    border: 2px solid transparent;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
    background: white;
}

.project-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.project-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.project-category {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.project-link {
    display: inline-block;
    margin-top: 1rem;
    color: var(--primary-color);
    font-weight: 600;
    transition: all var(--transition-fast);
}

.project-link:hover {
    transform: translateX(5px);
}

/* ==================== TECHNOLOGIES SECTION ==================== */
.technologies {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

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

.tech-card {
    padding: 2rem;
    background: white;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-base);
    border: 2px solid transparent;
}

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

.tech-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.tech-card h4 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.tech-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.9375rem;
}

/* ==================== TESTIMONIALS SECTION ==================== */
.testimonials {
    /* Keep top spacing but reduce bottom to bring footer closer */
    padding: var(--section-padding) 0 40px;
    background: white;
}

.videos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.video-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    background: #000;
}

.video-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.video-container {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* ==================== FAQ SECTION ==================== */
.faq {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

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

.faq-item {
    background: white;
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.faq-question {
    width: 100%;
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-align: left;
    font-weight: 600;
    font-size: 1.125rem;
    color: var(--text-primary);
    background: white;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.faq-question:hover {
    background: var(--gray-50);
}

.faq-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: transform var(--transition-base);
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}

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

.faq-answer p {
    padding: 0 1.5rem 1.5rem;
    line-height: 1.7;
}

/* ==================== CONTACT SECTION ==================== */
.contact {
    /* Reduce top spacing to sit nearer the previous section */
    padding: 40px 0 var(--section-padding);
    background: white;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 4rem;
    align-items: start;
}

.contact-info h2 {
    margin-top: 1rem;
    margin-bottom: 1rem;
}

.contact-benefits {
    margin: 2rem 0;
}

.contact-benefits li {
    padding: 0.75rem 0;
    color: var(--text-secondary);
    font-size: 1.0625rem;
}

.contact-details {
    margin: 2rem 0;
    padding: 2rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
}

.contact-detail-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.contact-detail-item:last-child {
    margin-bottom: 0;
}

.contact-detail-item strong {
    color: var(--text-primary);
}

.contact-detail-item a {
    color: var(--primary-color);
    font-weight: 500;
}

.contact-response-time {
    padding: 1rem;
    background: var(--primary-color);
    color: white;
    border-radius: var(--radius-md);
    text-align: center;
    margin-top: 2rem;
}

/* ==================== CONTACT FORM ==================== */
.contact-form {
    background: var(--bg-secondary);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: inherit;
    transition: all var(--transition-fast);
    background: white;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

.form-privacy {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    text-align: center;
    margin-top: 1rem;
}

/* ==================== FOOTER ==================== */
.footer {
    background: var(--secondary-color);
    color: var(--gray-300);
    /* Reduce top padding to tighten space with testimonials */
    padding: 2rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    color: white;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.footer-logo-img {
    height: 60px;
    width: auto;
    object-fit: contain;
    margin-bottom: 1rem;
    filter: brightness(0) invert(1);
}

.footer-col p {
    font-size: 0.875rem;
    line-height: 1.5;
}

.footer-col h4 {
    color: white;
    font-size: 1.125rem;
    margin-bottom: 1rem;
}

.footer-col ul li {
    margin-bottom: 0.75rem;
}

.footer-col a {
    color: var(--gray-300);
    transition: color var(--transition-fast);
}

.footer-col a:hover {
    color: white;
}

.footer-social {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: all var(--transition-fast);
}

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

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

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

.footer-links a {
    color: var(--gray-300);
    font-size: 0.875rem;
}

/* ==================== WHATSAPP BUTTON ==================== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    transition: all var(--transition-base);
    z-index: 999;
    text-decoration: none;
    animation: pulse-whatsapp 2s infinite;
}

.whatsapp-float:hover {
    background: #20BA5A;
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

@keyframes pulse-whatsapp {
    0%, 100% {
        box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.8);
    }
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }

    .logo-img {
        height: 48px;
    }

    .footer-logo-img {
        height: 50px;
    }

    .footer-col p {
        font-size: 0.8125rem;
    }

    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transform: translateX(-100%);
        transition: transform var(--transition-base);
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .hero {
        min-height: auto;
        padding: 120px 0 80px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-description {
        font-size: 1.125rem;
    }

    .hero-features li {
        font-size: 1rem;
    }

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

    .hero-cta .btn-primary {
        width: 100%;
    }
    
    .value-grid,
    .benefits-grid,
    .services-grid,
    .projects-grid,
    .tech-grid,
    .videos-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .section-badge {
        font-size: 0.75rem;
    }
    
    .hero-badge {
        font-size: 0.75rem;
    }
    
    .back-to-top {
        width: 45px;
        height: 45px;
        bottom: 20px;
        right: 20px;
    }
}

/* ==================== ANIMATIONS ==================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.6s ease forwards;
}

/* ==================== ACCESSIBILITY ==================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

.skip-to-content {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: white;
    padding: 8px 16px;
    text-decoration: none;
    z-index: 100;
}

.skip-to-content:focus {
    top: 0;
}

/* ==================== PERFORMANCE OPTIMIZATION ==================== */
.lazy-load {
    opacity: 0;
    transition: opacity var(--transition-slow);
}

.lazy-load.loaded {
    opacity: 1;
}

/* ==================== PRINT STYLES ==================== */
@media print {
    .navbar,
    .mobile-menu-toggle,
    .back-to-top,
    .hero-cta,
    .contact-form {
        display: none;
    }
    
    body {
        font-size: 12pt;
    }
    
    h1 {
        font-size: 24pt;
    }
    
    h2 {
        font-size: 18pt;
    }
    
    h3 {
        font-size: 14pt;
    }
}

/* ==================== HUBSPOT FORM STYLING ==================== */
/* Personalización del formulario de HubSpot con colores Medve */

.hs-form-frame {
    max-width: 100% !important;
}

.hs-form {
    background: transparent !important;
}

.hs-form-field {
    margin-bottom: 1.5rem !important;
}

.hs-fieldtype-text input,
.hs-fieldtype-email input,
.hs-fieldtype-tel input,
.hs-fieldtype-select select,
.hs-fieldtype-textarea textarea {
    width: 100% !important;
    padding: 0.875rem 1rem !important;
    border: 2px solid var(--gray-200) !important;
    border-radius: var(--radius-md) !important;
    font-size: 1rem !important;
    font-family: inherit !important;
    background: white !important;
    transition: all var(--transition-fast) !important;
    box-sizing: border-box !important;
}

.hs-fieldtype-text input:focus,
.hs-fieldtype-email input:focus,
.hs-fieldtype-tel input:focus,
.hs-fieldtype-select select:focus,
.hs-fieldtype-textarea textarea:focus {
    outline: none !important;
    border-color: var(--primary-color) !important;
    box-shadow: 0 0 0 3px rgba(148, 43, 57, 0.1) !important;
}

.hs-form label {
    display: block !important;
    margin-bottom: 0.5rem !important;
    font-weight: 600 !important;
    color: var(--text-primary) !important;
    font-size: 1rem !important;
}

.hs-form-field label {
    font-size: 1rem !important;
}

.hs-fieldtype-textarea textarea {
    resize: vertical !important;
    min-height: 120px !important;
}

/* Botones de envío */
.hs-button {
    background: var(--primary-color) !important;
    color: white !important;
    padding: 0.875rem 2rem !important;
    border: none !important;
    border-radius: var(--radius-md) !important;
    font-weight: 600 !important;
    font-size: 1rem !important;
    cursor: pointer !important;
    transition: all var(--transition-base) !important;
    width: 100% !important;
}

.hs-button:hover {
    background: var(--primary-dark) !important;
    transform: translateY(-2px) !important;
    box-shadow: var(--shadow-lg) !important;
}

.hs-button:active {
    transform: translateY(0) !important;
}

/* Mensajes de error y éxito */
.hs-error-msgs {
    color: #e74c3c !important;
    font-size: 0.875rem !important;
    margin-top: 0.5rem !important;
}

.hs-error-msgs .hs-error-msg {
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
}

.hs-field-desc {
    font-size: 0.875rem !important;
    color: var(--text-tertiary) !important;
    margin-top: 0.25rem !important;
}

/* Campos requeridos */
.hs-form-required {
    color: var(--primary-color) !important;
}

/* Estilos para dropdowns */
.hs-fieldtype-select select {
    background-color: white !important;
    appearance: none !important;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23942B39' d='M6 9L1 4h10z'/%3E%3C/svg%3E") !important;
    background-repeat: no-repeat !important;
    background-position: right 1rem center !important;
    padding-right: 2.5rem !important;
}

/* Contenedor del formulario */
.hs-form-wrapper {
    width: 100% !important;
}

`

/* ==================== CLIENTS / LOGOS SLIDER ==================== */
.clients {
    /* Reduce bottom spacing to bring the contact section closer */
    padding: var(--section-padding) 0 40px;
    background: var(--bg-secondary);
}

/* Add extra top padding to the clients section header (badge + title) */
.clients .section-header-center {
    padding-top: 2.5rem;
}

.clients-slider {
    overflow: hidden;
    width: 100%;
    margin-top: 1.5rem;
}

.clients-track {
    display: flex;
    align-items: center;
    gap: 2.25rem;
    will-change: transform;
    transition: transform 0.1s linear;
}

.clients-track img {
    height: 112px;
    width: auto;
    object-fit: contain;
    filter: grayscale(0.05) contrast(0.95);
    opacity: 0.95;
    display: block;
}

.clients-slider:hover .clients-track img {
    filter: none;
    opacity: 1;
}

@media (max-width: 768px) {
    .clients-track img { height: 88px; }
}

@media (max-width: 480px) {
    .clients-track img { height: 72px; }
}