/* CSS Custom Properties - Color Palette */
:root {
    --primary-color: #4242d8;
    --primary-light: #8f84ff;
    --primary-dark: #5f39bb;
    --secondary-color: #13c1d7;
    --secondary-light: #75dad5;
    --secondary-dark: #00ab9d;
    --accent-color: #f785ac;
    --accent-light: #e7b352;
    --accent-dark: #da3082;
    --text-color: #44494a;
    --text-light: #7c8486;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --bg-dark: #384043;
    --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    --gradient-accent: linear-gradient(135deg, var(--accent-color), var(--accent-light));
    --shadow-light: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-medium: 0 5px 25px rgba(0,0,0,0.15);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-white);
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 0.56rem;
}

h1 { font-size: 2.52rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.58rem; }
h4 { font-size: 1.36rem; }
h5 { font-size: 1.16rem; }
h6 { font-size: 1rem; }

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

/* Header & Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-light);
    padding: 1rem 0;
    transition: var(--transition);
}

.navbar-brand {
    font-size: 1.60rem;
    font-weight: 700;
    color: var(--primary-color) !important;
    text-decoration: none;
}

.navbar-nav .nav-link {
    font-weight: 500;
    color: var(--text-color) !important;
    margin: 0 0.5rem;
    transition: var(--transition);
}

.navbar-nav .nav-link:hover {
    color: var(--primary-color) !important;
    transform: translateY(-2px);
}

/* Hero Section */
.hero-section {
    background: var(--gradient-primary);
    color: white;
    padding: 100px 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../ZEL_images/hero-pattern.webp') no-repeat center center;
    background-size: cover;
    opacity: 0.1;
    z-index: 1;
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

.hero-section h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero-section h2 {
    font-size: 1.63rem;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.hero-section p {
    font-size: 1.13rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
}

/* Card Styles */
.feature-card, .service-card, .price-card, .review-card, .blog-card, .team-member, .info-card {
    background: var(--bg-white);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    height: 100%;
    border: none;
}

.feature-card:hover, .service-card:hover, .price-card:hover, .review-card:hover, .blog-card:hover, .info-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-medium);
}

.service-card img, .blog-card img {
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    width: 100%;
    height: 200px;
    object-fit: cover;
}

/* Feature Items */
.feature-item {
    text-align: center;
    padding: 2rem;
    border-radius: var(--border-radius);
    background: var(--bg-white);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

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

.feature-item i {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* Price Cards */
.price-card {
    text-align: center;
    position: relative;
}

.price-card.featured {
    background: var(--gradient-primary);
    color: white;
    transform: scale(1.05);
}

.price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-top: 1rem;
}

.price-card.featured .price {
    color: white;
}

/* Team Members */
.team-member {
    text-align: center;
}

.team-member img {
    width: 150px;
    height: 150px;
    object-fit: cover;
    margin-bottom: 1rem;
}

/* Reviews */
.review-card {
    background: var(--bg-light);
    border-left: 4px solid var(--primary-color);
}

.review-card p {
    font-style: italic;
    font-size: 1.15rem;
    margin-bottom: 1rem;
}

/* Process Steps */
.process-step {
    text-align: center;
    padding: 2rem 1rem;
}

.step-number {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.62rem;
    font-weight: 700;
    margin: 0 auto 1rem;
}

/* Timeline */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::after {
    content: '';
    position: absolute;
    width: 4px;
    background: var(--primary-color);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -2px;
}

.timeline-item {
    padding: 20px 40px;
    position: relative;
    background: var(--bg-white);
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
    box-shadow: var(--shadow-light);
}

.timeline-year {
    font-size: 1.31rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.74rem;
}

/* FAQ */
.accordion-button {
    background: var(--bg-light);
    border: none;
    border-radius: var(--border-radius) !important;
    font-weight: 500;
}

.accordion-button:not(.collapsed) {
    background: var(--primary-color);
    color: white;
}

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

/* Gallery */
#gallery img {
    transition: var(--transition);
    border-radius: var(--border-radius);
}

#gallery img:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-medium);
}

/* Contact Form */
.contact-form {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
}

.form-control {
    border: 2px solid #dbdbdb;
    border-radius: var(--border-radius);
    padding: 0.75rem 1rem;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(103, 71, 233, 0.25);
}

/* Buttons */
.btn {
    border-radius: var(--border-radius);
    padding: 0.75rem 2rem;
    font-weight: 500;
    transition: var(--transition);
    border: none;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    background: var(--gradient-primary);
}

/* Footer */
footer {
    background: var(--bg-dark) !important;
    color: white;
}

footer a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
}

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

/* Breadcrumb */
.breadcrumb-section {
    padding: 120px 0 20px;
    background: var(--bg-light);
}

.breadcrumb {
    background: transparent;
    padding: 0;
}

.breadcrumb-icon {
    width: 24px;
    height: 24px;
}

/* Space Section */
#space {
    background: var(--gradient-accent);
    color: white;
}

/* Utility Classes */
.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient-primary {
    background: var(--gradient-primary);
}

.bg-gradient-accent {
    background: var(--gradient-accent);
}

/* Additional Page Styles */
.technique-card, .career-card, .case-study-card {
    background: var(--bg-white);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    height: 100%;
}

.technique-card:hover, .career-card:hover, .case-study-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.role-badge {
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.91rem;
    display: inline-block;
    margin-top: 0.74rem;
}

/* Responsive Images */
img {
    max-width: 100%;
    height: auto;
}

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

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: none;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-medium);
    transition: var(--transition);
    z-index: 1000;
}

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

/* Cookie Banner */
.cookie-banner {
    z-index: 9999;
    backdrop-filter: blur(10px);
}

/* Notification System */
.notification {
    opacity: 0;
    transform: translateX(100%);
    transition: var(--transition);
    z-index: 9999;
    max-width: 300px;
}

.notification.show {
    opacity: 1;
    transform: translateX(0);
}

/* Timeline Animation */
.timeline-item.animate-timeline {
    animation: slideInLeft 0.6s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Price Card Highlight */
.price-card.highlight {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.02); }
    100% { transform: scale(1); }
}

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

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

/* Sal.js Animations Support */
.sal-animate {
    transition: var(--transition);
}

/* ScrollReveal Animations */
.sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    border: 0 !important;
} 


/* Team Social Links - Square Style */
.team-social-links {
    margin-top: 18px;
    padding: 12px 0;
}

.social-icons-grid {
    display: flex;
    gap: 12px;
    justify-content: center;
    align-items: center;
}

.social-link {
    display: inline-flex;
    width: 42px;
    height: 42px;
    border-radius: 8px;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    font-size: 17px;
    transition: all 0.3s ease;
    box-shadow: 0 3px 12px rgba(0,0,0,0.15);
    position: relative;
}

.social-link:hover {
    transform: translateY(-2px) rotate(5deg);
    box-shadow: 0 6px 20px rgba(0,0,0,0.25);
    color: white;
}

.facebook-link {
    background: #1877f2;
    border: 2px solid #1877f2;
}

.facebook-link:hover {
    background: #166fe5;
    border-color: #166fe5;
}

.linkedin-link {
    background: #0a66c2;
    border: 2px solid #0a66c2;
}

.linkedin-link:hover {
    background: #0959aa;
    border-color: #0959aa;
}

.x-link {
    background: #000000;
    border: 2px solid #000000;
    position: relative;
}

.x-link::after {
    content: '✕';
    font-weight: bold;
    font-size: 18px;
}

.x-link:hover {
    background: #333333;
    border-color: #333333;
}

.x-link i {
    display: none;
}

@media (max-width: 768px) {
    .social-icons-grid {
        gap: 8px;
    }
    
    .social-link {
        width: 38px;
        height: 38px;
        font-size: 15px;
    }
}