/* ===== MIND DESIGN BERLIN - EXTENDED DESIGN SYSTEM ===== */

/* Additional Utility Classes */

/* Positioning */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }

/* Z-Index */
.z-0 { z-index: 0; }
.z-1 { z-index: 1; }
.z-10 { z-index: 10; }
.z-50 { z-index: 50; }
.z-100 { z-index: 100; }

/* Overflow */
.overflow-hidden { overflow: hidden; }
.overflow-visible { overflow: visible; }

/* Flex Utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }

/* Width & Height */
.w-full { width: 100%; }
.h-full { height: 100%; }
.min-h-screen { min-height: 100vh; }
.aspect-square { aspect-ratio: 1; }
.aspect-video { aspect-ratio: 16/9; }

/* Display */
.block { display: block; }
.inline-block { display: inline-block; }
.hidden { display: none; }

/* Section Specific Components */

/* Problem/Solution Cards */
.problem-card {
    background: var(--color-white);
    padding: var(--spacing-2xl) var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: left;
    transition: var(--transition-normal);
    border: 1px solid rgba(229, 231, 235, 0.3);
    position: relative;
}

.problem-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--color-primary), var(--color-primary-dark));
    border-radius: var(--radius-xl) 0 0 var(--radius-xl);
}

.problem-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.problem-card i {
    font-size: 2.25rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
}

.problem-card h3 {
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
    letter-spacing: -0.01em;
}

.problem-card p {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    line-height: 1.65;
    font-weight: var(--font-weight-normal);
    margin-bottom: 0;
}

/* Service Cards */
.service-card {
    background: var(--color-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

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

.service-card .icon-container {
    border-radius: var(--radius-lg);
}

.service-card h3 {
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
    font-weight: var(--font-weight-medium);
    letter-spacing: -0.01em;
}

.service-card p {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-sm);
    line-height: 1.65;
}

.service-card ul {
    list-style: none;
    padding: 0;
    margin-bottom: var(--spacing-lg);
}

.service-card li {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-xs);
    padding-left: var(--spacing-lg);
    position: relative;
    font-size: var(--font-size-sm);
}

.service-card li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

.service-link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: var(--transition-normal);
    font-size: var(--font-size-sm);
}

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

/* Process Steps */
.process-step {
    background: var(--color-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    position: relative;
}

.process-step h3 {
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-medium);
    letter-spacing: -0.01em;
}

.process-step ul {
    list-style: none;
    padding: 0;
}

.process-step li {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-xs);
    padding-left: var(--spacing-lg);
    position: relative;
    font-size: var(--font-size-sm);
}

.process-step li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

/* Testimonial Styles */
.testimonial-section {
    padding: var(--spacing-5xl) 0;
    background: linear-gradient(135deg, #6b5b73, #8b7d8b);
    color: var(--color-white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.testimonial-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(107, 91, 115, 0.9), rgba(139, 125, 139, 0.85));
    backdrop-filter: blur(1px);
}

.testimonial-section::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 40%;
    height: 200%;
    background: radial-gradient(ellipse, rgba(212, 165, 116, 0.1) 0%, transparent 60%);
    z-index: 0;
}

.testimonial-content {
    max-width: 900px;
    margin: 0 auto var(--spacing-4xl);
    position: relative;
    z-index: 1;
}

.testimonial-content blockquote {
    font-size: var(--font-size-xl);
    font-style: italic;
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
    font-weight: var(--font-weight-normal);
    letter-spacing: 0.01em;
}

.testimonial-content blockquote::before {
    content: '"';
    font-size: 3rem;
    opacity: 0.5;
    line-height: 0;
}

.testimonial-content cite {
    font-size: var(--font-size-base);
    opacity: 0.85;
    font-weight: var(--font-weight-medium);
}

.success-metrics {
    display: flex;
    justify-content: center;
    gap: var(--spacing-4xl);
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.metric {
    text-align: center;
}

.metric-number {
    display: block;
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xs);
}

.metric-label {
    font-size: var(--font-size-sm);
    opacity: 0.85;
    font-weight: var(--font-weight-normal);
}

/* Section Accent Elements */
.section-accent-bg::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 30%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-primary-pale) 0%, rgba(200, 150, 96, 0.06) 100%);
    z-index: 0;
}

.section-accent-line::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--color-primary-pale) 50%, transparent 100%);
}

.section-accent-line-top::before {
    top: 0;
    bottom: auto;
}

/* Responsive Utilities */
@media (max-width: 768px) {
    .mobile-hidden { display: none; }
    .mobile-text-center { text-align: center; }
    .mobile-grid-cols-1 { grid-template-columns: 1fr !important; }
    .mobile-flex-col { flex-direction: column !important; }
    .mobile-gap-md { gap: var(--spacing-md); }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .grid-auto-fit {
        grid-template-columns: 1fr;
    }
    
    .grid-cols-2 {
        grid-template-columns: 1fr;
    }
    
    .grid-cols-3 {
        grid-template-columns: 1fr;
    }
    
    .hero-trust {
        justify-content: center;
        gap: 1rem;
    }
    
    .hero-trust .trust-item {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
}

/* Focus and Accessibility */
.btn:focus,
.nav-link:focus,
button:focus,
input:focus,
textarea:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

/* Selection */
::selection {
    background-color: var(--color-primary-light);
    color: var(--color-text-primary);
}

/* ===== MISSING DESIGN SYSTEM CLASSES ===== */

/* Section Classes */
.section {
    padding: var(--spacing-5xl) 0;
}

.section-hero {
    padding: 120px 0 80px;
    min-height: 60vh;
    display: flex;
    align-items: center;
    text-align: center;
}

/* Background Colors */
.bg-primary {
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary-pale) 100%);
    color: var(--color-text-primary);
}

.bg-secondary {
    background: var(--color-background-alt);
}

.bg-white {
    background: var(--color-white);
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--spacing-xl);
}

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

.grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

/* Card Component */
.card {
    background: var(--color-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    text-align: left;
}

.card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* Icon Containers */
.icon-container {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    flex-shrink: 0;
}

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

.icon-container-lg {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    flex-shrink: 0;
}

.icon-container-lg i {
    color: var(--color-white);
    font-size: 1.8rem;
}

/* Text Alignment */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

/* Margin Utilities */
.mb-0 { margin-bottom: 0; }
.mb-xs { margin-bottom: var(--spacing-xs); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.mb-2xl { margin-bottom: var(--spacing-2xl); }
.mb-3xl { margin-bottom: var(--spacing-3xl); }
.mb-4xl { margin-bottom: var(--spacing-4xl); }

/* Gap Utilities */
.gap-xs { gap: var(--spacing-xs); }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }
.gap-xl { gap: var(--spacing-xl); }
.gap-2xl { gap: var(--spacing-2xl); }
.gap-3xl { gap: var(--spacing-3xl); }
.gap-4xl { gap: var(--spacing-4xl); }

/* Missing Grid Classes */
.grid-auto-fit-lg {
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
}

/* Additional Background Classes */
.bg-accent {
    background: var(--color-background-accent);
}

.bg-gradient-muted {
    background: linear-gradient(135deg, #6b5b73, #8b7d8b);
    color: var(--color-white);
}

.bg-gradient-primary {
    background: linear-gradient(135deg, #2a2f36, #374151);
    color: var(--color-white);
}

/* Trust Item Specific Override */
.hero-trust {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    align-items: center;
}

.hero-trust .trust-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: #64748b;
    font-size: 1rem;
    background: rgba(255, 255, 255, 0.7);
    padding: 0.75rem 1.25rem;
    border-radius: 25px;
    border: 1px solid rgba(212, 165, 116, 0.2);
    backdrop-filter: blur(8px);
    transition: all 0.3s ease;
    font-weight: 500;
    white-space: nowrap;
}

.hero-trust .trust-item:hover {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(212, 165, 116, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(212, 165, 116, 0.15);
}

.hero-trust .trust-item i {
    color: #d4a574;
    font-size: 1.1rem;
}

/* Solution Item Grid Override */
.solution-item {
    text-align: center;
    padding: var(--spacing-xl);
}

.solution-item .icon-container-lg {
    margin: 0 auto var(--spacing-lg);
}

/* Step Number Styling */
.step-number {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.375rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    box-shadow: 0 3px 10px rgba(212, 165, 116, 0.25);
}