/* AI Growth Consulting - Professional Website Styles */

:root {
    --dark-blue: #374151;
    --dark-blue-hover: #4b5563;
    --light-blue: #ebf8ff;
    --orange: #d97706;
    --orange-hover: #b45309;
    --orange-light: #fed7aa;
    --white: #ffffff;
    --light-gray: #f8fafc;
    --medium-gray: #64748b;
    --dark-gray: #1e293b;
    --anthracite: #374151;
    --anthracite-hover: #4b5563;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--dark-gray);
    overflow-x: hidden;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
}

.display-4 {
    font-weight: 700;
}

.display-5 {
    font-weight: 700;
}

/* Color Classes */
.bg-dark-blue {
    background-color: var(--anthracite) !important;
}

.text-dark-blue {
    color: var(--anthracite) !important;
}

.text-anthracite {
    color: var(--anthracite) !important;
}

.text-orange {
    color: var(--orange) !important;
}

.btn-orange {
    background-color: var(--orange);
    border-color: var(--orange);
    color: white;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-orange:hover {
    background-color: var(--orange-hover);
    border-color: var(--orange-hover);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(217, 119, 6, 0.3);
}

.btn-outline-orange {
    border-color: var(--orange);
    color: var(--orange);
}

.btn-outline-orange:hover {
    background-color: var(--orange);
    border-color: var(--orange);
    color: white;
}

/* Navigation */
.navbar {
    backdrop-filter: blur(10px);
    background-color: rgba(55, 65, 81, 0.95) !important;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    padding: 1rem 0;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
}

.navbar-nav .nav-link {
    font-weight: 500;
    margin: 0 0.5rem;
    transition: color 0.3s ease;
}

.navbar-nav .nav-link:hover {
    color: var(--orange) !important;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--anthracite) 0%, #4b5563 100%);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    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"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.05)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.03)"/><circle cx="50" cy="50" r="0.5" fill="rgba(255,255,255,0.07)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.1;
}

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

.hero-stats {
    margin: 2rem 0;
}

.stat-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 1.5rem 1rem;
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    display: block;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

.hero-buttons .btn {
    margin: 0.5rem;
    padding: 0.75rem 2rem;
    font-size: 1.1rem;
    border-radius: 50px;
}

.floating-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    border-radius: 20px;
    padding: 3rem 2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* Service Cards */
.service-card {
    background: white;
    border-radius: 16px;
    padding: 2.5rem 1.5rem;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--orange), var(--orange-hover));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

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

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--orange), var(--orange-hover));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 1.5rem;
}

.service-card h4 {
    color: var(--anthracite);
    margin-bottom: 1rem;
    text-align: center;
}

.service-card p {
    color: var(--medium-gray);
    text-align: center;
    margin-bottom: 1.5rem;
}

.service-features {
    list-style: none;
    padding: 0;
}

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

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

/* Case Study Cards */
.case-study-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.case-study-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: linear-gradient(90deg, var(--orange), #f59e0b);
}

.case-study-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.case-study-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--orange), var(--orange-hover));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin: 0 auto 1rem;
}

.case-study-category {
    background: var(--orange-light);
    color: var(--orange-hover);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 1rem;
    display: inline-block;
    width: 100%;
}

.case-study-card h4 {
    color: var(--anthracite);
    margin-bottom: 1.5rem;
    text-align: center;
    font-size: 1.25rem;
}

.case-study-company {
    text-align: center;
    margin-bottom: 2rem;
    padding: 1rem;
    background: var(--light-gray);
    border-radius: 12px;
}

.case-study-challenge,
.case-study-solution,
.case-study-results {
    margin-bottom: 2rem;
}

.case-study-challenge h6,
.case-study-solution h6,
.case-study-results h6 {
    margin-bottom: 1rem;
    font-weight: 600;
}

.case-study-solution ul {
    list-style: none;
    padding: 0;
}

.case-study-solution li {
    padding: 0.25rem 0;
    position: relative;
    padding-left: 1.5rem;
}

.case-study-solution li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--orange);
    font-weight: bold;
}

.result-metrics {
    display: grid;
    gap: 1rem;
    margin-top: 1rem;
}

.metric {
    text-align: center;
    padding: 1rem;
    background: var(--light-gray);
    border-radius: 12px;
}

.metric-value {
    font-size: 1.5rem;
    font-weight: 700;
    display: block;
    margin-bottom: 0.5rem;
}

.metric-label {
    font-size: 0.9rem;
    color: var(--medium-gray);
}

.case-study-quote {
    background: var(--light-blue);
    padding: 1.5rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    border-left: 4px solid var(--orange);
}

.case-study-quote .blockquote {
    margin: 0;
}

.case-study-quote .blockquote-footer {
    color: var(--medium-gray);
    font-size: 0.9rem;
}

.case-study-tech {
    padding-top: 1rem;
    border-top: 1px solid #e2e8f0;
}

/* About Section */
.about-image .image-placeholder {
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, var(--light-gray), #cbd5e1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    border: 4px solid var(--orange);
}

.about-image .image-placeholder i {
    color: var(--anthracite);
}

.profile-image {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--orange);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
}

.profile-image:hover {
    transform: scale(1.05);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.about-stats .stat-item {
    text-align: center;
    padding: 1rem;
    background: white;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    transition: transform 0.3s ease;
}

.about-stats .stat-item:hover {
    transform: translateY(-5px);
}

.about-stats .stat-number {
    font-size: 1.8rem;
    font-weight: 700;
    display: block;
    margin-bottom: 0.5rem;
}

.about-stats .stat-label {
    font-size: 0.9rem;
    color: var(--medium-gray);
}

/* KI Possibilities Section */
.benefits-grid .benefit-item {
    padding: 2rem 1rem;
    background: white;
    border-radius: 16px;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
}

.benefits-grid .benefit-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.benefit-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--orange), var(--orange-hover));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 1.5rem;
}

.benefit-item h5 {
    color: var(--anthracite);
    margin-bottom: 1rem;
}

.benefit-item p {
    color: var(--medium-gray);
}

.applications-grid .application-card {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
    height: 100%;
}

.applications-grid .application-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.application-header {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
}

.application-icon {
    font-size: 1.5rem;
    color: var(--orange);
    margin-right: 1rem;
}

.application-header h5 {
    color: var(--anthracite);
    margin: 0;
}

.application-list {
    list-style: none;
    padding: 0;
    margin-bottom: 1.5rem;
}

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

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

.roi-indicator {
    padding: 0.5rem 1rem;
    background: #f0fdf4;
    border-radius: 20px;
    text-align: center;
}

.success-stats {
    border-radius: 20px;
}

.success-stats .stat-item {
    padding: 1.5rem 1rem;
}

.success-stats .stat-number {
    font-size: 2rem;
    font-weight: 700;
    display: block;
    margin-bottom: 0.5rem;
}

.success-stats .stat-label {
    font-size: 0.9rem;
    color: var(--medium-gray);
}

/* Contact Section */
.contact-info-card,
.contact-form-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.contact-form-card .form-control {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
}

.contact-form-card .form-control:focus {
    background: white;
    border-color: var(--orange);
    box-shadow: 0 0 0 0.2rem rgba(217, 119, 6, 0.25);
}

.contact-form-card .form-label {
    color: white;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.direct-contact .contact-methods {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.direct-contact .btn-outline-light {
    border-radius: 50px;
    padding: 0.75rem 1.5rem;
    transition: all 0.3s ease;
}

.direct-contact .btn-outline-light:hover {
    background-color: var(--orange);
    border-color: var(--orange);
    transform: translateY(-2px);
}

/* Footer */
footer {
    background-color: #0f172a !important;
}

.footer-links a:hover {
    color: var(--orange) !important;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section {
        padding: 6rem 0 4rem;
    }
    
    .display-4 {
        font-size: 2.5rem;
    }
    
    .hero-stats .col-4 {
        margin-bottom: 1rem;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .service-card,
    .case-study-card {
        margin-bottom: 2rem;
    }
    
    .contact-methods {
        flex-direction: column;
        align-items: center;
    }
    
    .contact-methods .btn {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 576px) {
    .hero-buttons {
        text-align: center;
    }
    
    .hero-buttons .btn {
        display: block;
        width: 100%;
        margin: 0.5rem 0;
    }
    
    .floating-card {
        padding: 2rem 1rem;
    }
    
    .case-study-card {
        padding: 1.5rem;
    }
    
    .result-metrics {
        grid-template-columns: 1fr;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease forwards;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    animation: slideInLeft 0.6s ease forwards;
}

@keyframes slideInLeft {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    animation: slideInRight 0.6s ease forwards;
}

@keyframes slideInRight {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Form Validation */
.form-control.is-invalid {
    border-color: var(--danger);
}

.form-control.is-valid {
    border-color: var(--success);
}

.invalid-feedback {
    color: var(--danger);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.valid-feedback {
    color: var(--success);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* Loading States */
.btn.loading {
    position: relative;
    color: transparent !important;
}

.btn.loading::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Scroll Behavior */
.scroll-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--orange);
    color: white;
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
}

.scroll-to-top.show {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    background: var(--orange-hover);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(217, 119, 6, 0.4);
}

/* Accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus Styles */
.btn:focus,
.form-control:focus,
.nav-link:focus {
    outline: 2px solid var(--orange);
    outline-offset: 2px;
}

/* Thank You Page Styling */
.thank-you-content {
    background: white;
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.success-icon {
    animation: bounce 1s ease-in-out;
}

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

.step {
    text-align: center;
    padding: 1rem;
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--orange);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    margin: 0 auto 1rem;
}

.step h6 {
    color: var(--anthracite);
    margin-bottom: 0.5rem;
}

.step p {
    color: var(--medium-gray);
    margin: 0;
}

.btn-outline-anthracite {
    border-color: var(--anthracite);
    color: var(--anthracite);
    transition: all 0.3s ease;
}

.btn-outline-anthracite:hover {
    background-color: var(--anthracite);
    border-color: var(--anthracite);
    color: white;
}

/* Legal Content Styling */
.legal-content {
    background: white;
    padding: 3rem;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.legal-section {
    margin-bottom: 2.5rem;
}

.legal-section h2 {
    color: var(--anthracite);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    font-weight: 600;
}

.legal-section h3 {
    color: var(--anthracite);
    margin-bottom: 1rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.legal-section h4 {
    color: var(--anthracite);
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
    font-weight: 600;
}

.legal-section p {
    line-height: 1.8;
    margin-bottom: 1rem;
}

.legal-section ul {
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

.legal-section li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.legal-section a {
    color: var(--orange);
    text-decoration: none;
}

.legal-section a:hover {
    color: var(--orange-hover);
    text-decoration: underline;
}

/* Print Styles */
@media print {
    .navbar,
    .scroll-to-top,
    #contact {
        display: none !important;
    }
    
    .hero-section {
        background: white !important;
        color: black !important;
    }
    
    .text-white {
        color: black !important;
    }
}