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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #0f172a;
    background: #f8fafc;
    overflow-x: hidden;
}

/* ===== CSS VARIABLES ===== */
:root {
    --primary: #6366f1;
    --secondary: #8b5cf6;
    --accent: #ec4899;
    --dark: #0f172a;
    --light: #f8fafc;
    --gray: #64748b;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    --gradient-secondary: linear-gradient(135deg, #ec4899 0%, #f59e0b 100%);
    --gradient-hero: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    --border-radius: 8px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

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

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.125rem; }

p {
    margin-bottom: 1rem;
    color: var(--gray);
}

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

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

/* ===== CONTAINER ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: var(--transition);
}

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

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

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

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--dark);
    border: 2px solid var(--primary);
    backdrop-filter: blur(10px);
}

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-lg);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo img {
    height: 40px;
    width: auto;
}

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

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

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

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

.nav-cta {
    background: var(--gradient-primary);
    color: white !important;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    font-weight: 600;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--dark);
    transition: var(--transition);
}

/* ===== HERO SECTION ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="%236366f1" opacity="0.3"/><circle cx="80" cy="40" r="1.5" fill="%238b5cf6" opacity="0.4"/><circle cx="40" cy="80" r="1" fill="%23ec4899" opacity="0.5"/></svg>') repeat;
    animation: float 20s infinite linear;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
    opacity: 0.9;
}

@keyframes float {
    0% { transform: translateY(0px); }
    100% { transform: translateY(-100px); }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.typing-text {
    display: inline-block;
    border-right: 3px solid white;
    animation: typing 3s steps(40, end), blink-caret 0.75s step-end infinite;
    white-space: nowrap;
    overflow: hidden;
}

@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

@keyframes blink-caret {
    from, to { border-color: transparent; }
    50% { border-color: white; }
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-indicator {
    color: white;
    font-size: 1.5rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

/* ===== SECTIONS ===== */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== ABOUT SECTION ===== */
.about {
    padding: 6rem 0;
    background: white;
}

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

.about-text p {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.stat-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0.1;
    transition: var(--transition);
}

.stat-card:hover::before {
    opacity: 0.2;
}

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

.stat-icon {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--dark);
    display: block;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--gray);
    font-weight: 500;
}

/* ===== SERVICES SECTION ===== */
.services {
    padding: 6rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.service-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0.05;
    transition: var(--transition);
}

.service-card:hover::before {
    opacity: 0.1;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.service-icon {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.service-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--dark);
}

.service-description {
    color: var(--gray);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.service-features {
    list-style: none;
    margin-bottom: 2rem;
}

.service-features li {
    padding: 0.5rem 0;
    color: var(--gray);
    position: relative;
    padding-left: 1.5rem;
}

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

.service-link {
    color: var(--primary);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.service-link:hover {
    color: var(--secondary);
    transform: translateX(5px);
}

/* ===== WHY CHOOSE US SECTION ===== */
.why-choose-us {
    padding: 6rem 0;
    background: white;
}

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

.advantages-list {
    margin-top: 2rem;
}

.advantage-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    align-items: flex-start;
}

.advantage-icon {
    color: var(--success);
    font-size: 1.5rem;
    margin-top: 0.25rem;
}

.advantage-content h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.advantage-content p {
    color: var(--gray);
    line-height: 1.6;
}

/* ===== TESTIMONIALS ===== */
.testimonials {
    position: relative;
}

.testimonial-slider {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius-lg);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 2rem;
}

.testimonial-item {
    display: none;
    animation: fadeIn 0.5s ease-in-out;
}

.testimonial-item.active {
    display: block;
}

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

.testimonial-content {
    margin-bottom: 2rem;
}

.testimonial-content p {
    font-size: 1.125rem;
    font-style: italic;
    color: var(--dark);
    line-height: 1.6;
    margin-bottom: 0;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-info h5 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.25rem;
}

.author-info span {
    color: var(--gray);
    font-size: 0.875rem;
}

.testimonial-controls {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.testimonial-prev,
.testimonial-next {
    background: var(--gradient-primary);
    color: white;
    border: none;
    padding: 0.75rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

.testimonial-prev:hover,
.testimonial-next:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ===== CTA SECTION ===== */
.cta-section {
    padding: 6rem 0;
    background: var(--gradient-primary);
    color: white;
    text-align: center;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: white;
}

.cta-subtitle {
    font-size: 1.125rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--dark);
    color: white;
    padding: 4rem 0 2rem;
}

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

.footer-logo img {
    height: 40px;
    margin-bottom: 1rem;
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

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

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    color: white;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--primary);
    transform: translateY(-2px);
}

.footer-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: white;
}

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

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

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

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

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.7);
}

.contact-item i {
    color: var(--primary);
    width: 20px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

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

.footer-bottom-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
    transition: var(--transition);
}

.footer-bottom-links a:hover {
    color: white;
}

/* ===== PAGE HERO ===== */
.page-hero {
    padding: 8rem 0 4rem;
    background: var(--gradient-primary);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-hero.ia-hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.page-hero.contact-hero {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.breadcrumb {
    margin-bottom: 1rem;
    font-size: 0.875rem;
    opacity: 0.8;
}

.breadcrumb a {
    color: white;
    text-decoration: none;
}

.breadcrumb-separator {
    margin: 0 0.5rem;
}

.page-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: white;
}

.page-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

/* ===== SERVICES DETAIL ===== */
.services-detail {
    padding: 6rem 0;
    background: white;
}

.service-detail-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-lg);
    margin-bottom: 3rem;
    overflow: hidden;
    transition: var(--transition);
}

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

.service-detail-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--gradient-primary);
    color: white;
}

.service-detail-icon {
    font-size: 3rem;
}

.service-detail-title h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: white;
}

.service-detail-subtitle {
    opacity: 0.9;
    font-size: 1.125rem;
}

.service-detail-body {
    padding: 2rem;
}

.service-detail-description p {
    font-size: 1.125rem;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.service-detail-tech h4,
.service-detail-benefits h4,
.service-detail-cases h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--dark);
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.tech-tag {
    background: var(--gradient-primary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    font-weight: 500;
}

.benefits-list {
    list-style: none;
    margin-bottom: 2rem;
}

.benefits-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    color: var(--gray);
}

.benefits-list li i {
    color: var(--success);
    font-size: 1.125rem;
}

.cases-list {
    list-style: none;
    margin-bottom: 2rem;
}

.cases-list li {
    padding: 0.5rem 0;
    color: var(--gray);
    position: relative;
    padding-left: 1.5rem;
}

.cases-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

.service-detail-pricing {
    background: rgba(99, 102, 241, 0.1);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
}

.pricing-label {
    font-weight: 600;
    color: var(--primary);
    font-size: 1.125rem;
}

.service-detail-cta {
    margin-top: 2rem;
}

/* ===== PROCESS SECTION ===== */
.process-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.process-step {
    text-align: center;
    position: relative;
}

.process-step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
    position: relative;
    z-index: 2;
}

.process-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 30px;
    left: 50%;
    width: 100%;
    height: 2px;
    background: var(--gradient-primary);
    z-index: 1;
}

.process-step-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--dark);
}

.process-step-content p {
    color: var(--gray);
    line-height: 1.6;
}

/* ===== AI SERVICES ===== */
.ai-services {
    padding: 6rem 0;
    background: white;
}

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

.ai-service-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.ai-service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-secondary);
    opacity: 0.05;
    transition: var(--transition);
}

.ai-service-card:hover::before {
    opacity: 0.1;
}

.ai-service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.ai-service-icon {
    font-size: 3rem;
    color: var(--accent);
    margin-bottom: 1.5rem;
}

.ai-service-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--dark);
}

.ai-service-description {
    color: var(--gray);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.ai-service-features {
    list-style: none;
}

.ai-service-features li {
    padding: 0.5rem 0;
    color: var(--gray);
    position: relative;
    padding-left: 1.5rem;
}

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

/* ===== TECH STACK ===== */
.tech-stack {
    padding: 6rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.tech-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    position: relative;
    cursor: pointer;
}

.tech-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.tech-icon {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.tech-name {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 1rem;
    display: block;
}

.tech-level {
    width: 100%;
    height: 4px;
    background: rgba(99, 102, 241, 0.2);
    border-radius: 2px;
    overflow: hidden;
}

.tech-level-bar {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 2px;
    transition: width 1s ease-in-out;
}

/* ===== SUCCESS CASES ===== */
.success-cases {
    padding: 6rem 0;
    background: white;
}

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

.case-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: var(--transition);
}

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

.case-image {
    height: 200px;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.case-placeholder {
    color: white;
    font-size: 3rem;
}

.case-content {
    padding: 2rem;
}

.case-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.case-client {
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.case-problem,
.case-solution,
.case-results {
    margin-bottom: 1.5rem;
}

.case-problem h4,
.case-solution h4,
.case-results h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.case-results ul {
    list-style: none;
    padding-left: 0;
}

.case-results li {
    padding: 0.25rem 0;
    color: var(--gray);
    position: relative;
    padding-left: 1.5rem;
}

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

.case-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

/* ===== BLOG PREVIEW ===== */
.blog-preview {
    padding: 6rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

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

.blog-post {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: var(--transition);
}

.blog-post:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.blog-post-image {
    height: 200px;
    background: var(--gradient-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.blog-placeholder {
    color: white;
    font-size: 3rem;
}

.blog-post-content {
    padding: 2rem;
}

.blog-post-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.875rem;
}

.blog-category {
    background: var(--gradient-primary);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    font-weight: 500;
}

.blog-date {
    color: var(--gray);
}

.blog-post-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--dark);
}

.blog-post-title a {
    color: inherit;
    text-decoration: none;
}

.blog-post-title a:hover {
    color: var(--primary);
}

.blog-post-excerpt {
    color: var(--gray);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.blog-read-more {
    color: var(--primary);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.blog-read-more:hover {
    color: var(--secondary);
    transform: translateX(5px);
}

.blog-cta {
    text-align: center;
    margin-top: 3rem;
}

/* ===== NEWSLETTER SECTION ===== */
.newsletter-section {
    padding: 4rem 0;
    background: var(--gradient-primary);
    color: white;
}

.newsletter-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
}

.newsletter-text h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: white;
}

.newsletter-text p {
    opacity: 0.9;
    margin-bottom: 0;
}

.newsletter-form {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.newsletter-input-group {
    display: flex;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.newsletter-input-group input {
    background: transparent;
    border: none;
    padding: 1rem;
    color: white;
    min-width: 250px;
}

.newsletter-input-group input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.newsletter-input-group button {
    background: var(--accent);
    color: white;
    border: none;
    padding: 1rem 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-input-group button:hover {
    background: #d946ef;
}

/* ===== UTILITIES ===== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.hidden { display: none; }
.visible { display: block; }

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

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

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

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

.fade-in-left {
    animation: fadeInLeft 0.6s ease-out;
}

.fade-in-right {
    animation: fadeInRight 0.6s ease-out;
}

/* ===== LOADING STATES ===== */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}