:root {
    /* Primary Colors */
    --primary: #0077CC;
    --primary-dark: #005b9e;
    --primary-light: #50a6e6;
    
    /* Secondary Colors */
    --secondary: #ff7d00;
    --secondary-dark: #d96900;
    --secondary-light: #ffa64d;
    
    /* Neutral Colors */
    --dark: #222831;
    --dark-medium: #393e46;
    --medium: #5c636e;
    --light-medium: #aeb8c2;
    --light: #f4f7fa;
    
    /* Background Colors */
    --bg-light: #f8f9fa;
    --bg-dark: #212529;
    
    /* Text Colors */
    --text-dark: #333333;
    --text-medium: #666666;
    --text-light: #ffffff;
    
    /* Card & Section Styles */
    --card-border-radius: 8px;
    --card-box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    --section-padding: 6rem 0;
    
    /* Animation Timing */
    --transition-fast: 0.2s;
    --transition-medium: 0.3s;
    --transition-slow: 0.5s;
}

/* Base Styles */
body {
    font-family: 'Nunito', sans-serif;
    color: var(--text-dark);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6, .h1, .h2, .h3, .h4, .h5, .h6 {
    font-family: 'Oswald', sans-serif;
    font-weight: 600;
    color: var(--text-dark);
}

p {
    color: var(--text-medium);
    line-height: 1.7;
}

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

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

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

/* Utility Classes */
.text-primary {
    color: var(--primary) !important;
}

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

.bg-primary {
    background-color: var(--primary) !important;
}

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

.bg-light {
    background-color: var(--bg-light) !important;
}

.bg-dark {
    background-color: var(--bg-dark) !important;
}

/* Layout */
section {
    padding: 5rem 0;
}

.container {
    max-width: 1200px;
    padding: 0 1.5rem;
}

.row {
    margin-left: -15px;
    margin-right: -15px;
}

/* Buttons */
.btn {
    font-weight: 600;
    padding: 0.625rem 1.5rem;
    border-radius: 30px;
    transition: all var(--transition-fast) ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.1);
}

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

.btn-primary:hover, 
.btn-primary:focus {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    box-shadow: 0 5px 15px rgba(0, 119, 204, 0.3);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: var(--secondary);
    border-color: var(--secondary);
    color: white;
}

.btn-secondary:hover, 
.btn-secondary:focus {
    background-color: var(--secondary-dark);
    border-color: var(--secondary-dark);
    box-shadow: 0 5px 15px rgba(255, 125, 0, 0.3);
    transform: translateY(-2px);
}

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

.btn-outline-primary:hover, 
.btn-outline-primary:focus {
    background-color: var(--primary);
    color: white;
    box-shadow: 0 5px 15px rgba(0, 119, 204, 0.2);
    transform: translateY(-2px);
}

.btn-outline-light {
    color: white;
    border-color: white;
}

.btn-outline-light:hover, 
.btn-outline-light:focus {
    background-color: white;
    color: var(--primary);
    box-shadow: 0 5px 15px rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 0.75rem 2rem;
    font-size: 1.1rem;
}

/* Header/Navigation */
.header {
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all var(--transition-medium) ease;
}

.header.scrolled {
    padding: 0.5rem 0;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    font-family: 'Oswald', sans-serif;
    font-weight: 700;
    font-size: 1.75rem;
    color: var(--primary);
}

.navbar-light .navbar-nav .nav-link {
    font-weight: 600;
    font-size: 1rem;
    padding: 0.5rem 1rem;
    color: var(--text-dark);
    transition: color var(--transition-fast) ease;
}

.navbar-light .navbar-nav .nav-link:hover,
.navbar-light .navbar-nav .nav-link:focus {
    color: var(--primary);
}

.navbar-light .navbar-nav .active > .nav-link,
.navbar-light .navbar-nav .nav-link.active {
    color: var(--primary);
}

/* Hero Section */
.hero {
    background-size: cover;
    background-position: center;
    position: relative;
}

.hero h1 {
    color: white;
    font-size: 3.5rem;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.hero p.lead {
    color: white;
    font-size: 1.25rem;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    max-width: 800px;
}

/* Projects Section */
.projekty .card {
    overflow: hidden;
    transition: transform var(--transition-medium) ease, box-shadow var(--transition-medium) ease;
    box-shadow: var(--card-box-shadow);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.projekty .card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.projekty .card-image {
    height: 250px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.projekty .card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow) ease;
}

.projekty .card:hover .card-image img {
    transform: scale(1.05);
}

.projekty .card-body {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.projekty .card-title {
    font-weight: 700;
    margin-bottom: 1rem;
}

.projekty .card-text {
    color: var(--text-medium);
    line-height: 1.6;
    flex: 1;
}

.projekty .btn {
    margin-top: auto;
    align-self: flex-start;
}

/* Methodology Section */
.metodologia .card {
    border: none;
    text-align: center;
    padding: 2rem;
    height: 100%;
    box-shadow: var(--card-box-shadow);
    transition: transform var(--transition-medium) ease;
}

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

.metodologia .rounded-circle {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

/* Innovation Section */
.inovacie .card {
    overflow: hidden;
    box-shadow: var(--card-box-shadow);
    transition: transform var(--transition-medium) ease;
}

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

.inovacie .card-image {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.inovacie .card-image img {
    height: 100%;
    width: 100%;
    object-fit: cover;
}

.inovacie .card-body {
    padding: 1.5rem;
}

.inovacie .card-title {
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

/* Zdroje Section */
.zdroje .card {
    height: 100%;
    box-shadow: var(--card-box-shadow);
    transition: transform var(--transition-medium) ease;
}

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

.zdroje .card-body {
    padding: 1.5rem;
}

.zdroje .card-title {
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

/* Workshop Section */
.workshop .card {
    overflow: hidden;
    box-shadow: var(--card-box-shadow);
    transition: transform var(--transition-medium) ease;
}

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

.workshop .card-image {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.workshop .card-image img {
    height: 100%;
    width: 100%;
    object-fit: cover;
}

.workshop .card-body {
    padding: 1.5rem;
}

.workshop .card-title {
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

/* Case Studies Section */
.pripadove-studie .card {
    height: 100%;
    padding: 2rem;
    box-shadow: var(--card-box-shadow);
    transition: transform var(--transition-medium) ease;
}

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

.pripadove-studie .bg-success,
.pripadove-studie .bg-primary {
    font-size: 0.875rem;
    font-weight: 600;
}

.pripadove-studie .list-unstyled li {
    margin-bottom: 0.5rem;
}

/* Accolades Section */
.ocenenia {
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
}

.ocenenia .rounded-circle {
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
}

.ocenenia h3 {
    color: white;
    font-weight: 700;
}

.ocenenia p {
    color: rgba(255, 255, 255, 0.85);
}

/* Sustainability Section */
.udrzatelnost .card {
    height: 100%;
    box-shadow: var(--card-box-shadow);
    transition: transform var(--transition-medium) ease;
}

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

.udrzatelnost .card-image {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.udrzatelnost .card-image img {
    height: 100%;
    width: 100%;
    object-fit: cover;
}

.udrzatelnost .list-group-item {
    padding: 0.75rem 0;
    background-color: transparent;
}

.udrzatelnost .list-group-item i {
    margin-right: 0.5rem;
}

/* Contact Section */
.kontakt .card {
    height: 100%;
    box-shadow: var(--card-box-shadow);
}

.kontakt .form-control {
    padding: 0.75rem 1rem;
    border-radius: 8px;
}

.kontakt .form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 0.25rem rgba(0, 119, 204, 0.25);
}

.kontakt .form-label {
    font-weight: 600;
    color: var(--text-dark);
}

.kontakt .rounded-circle {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(0, 119, 204, 0.3);
}

/* Footer */
.footer {
    background-color: var(--bg-dark);
    color: var(--text-light);
}

.footer h3, .footer h4 {
    color: white;
    font-weight: 700;
}

.footer p {
    color: rgba(255, 255, 255, 0.7);
}

.footer a.text-white {
    transition: opacity var(--transition-fast) ease;
}

.footer a.text-white:hover {
    opacity: 0.8;
}

.footer .btn-outline-light:hover {
    color: var(--primary);
}

.footer hr {
    opacity: 0.1;
}

.footer .list-inline-item:not(:last-child) {
    margin-right: 1.5rem;
}

/* Cookie Consent */
#cookie-consent {
    box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.1);
}

#accept-cookies {
    font-weight: 600;
    padding: 0.5rem 1.5rem;
}

/* Other Pages */
.about-page, .contact-page, .privacy-page, .terms-page {
    padding-top: 100px;
    min-height: 100vh;
}

.success-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 100px 20px;
}

.success-page .card {
    max-width: 600px;
    margin: 0 auto;
    box-shadow: var(--card-box-shadow);
    padding: 3rem;
}

/* AOS Animation Enhancements */
[data-aos] {
    pointer-events: none;
}

[data-aos].aos-animate {
    pointer-events: auto;
}

[data-aos="fade-up"] {
    transform: translate3d(0, 30px, 0);
}

[data-aos="fade-down"] {
    transform: translate3d(0, -30px, 0);
}

[data-aos="fade-right"] {
    transform: translate3d(-30px, 0, 0);
}

[data-aos="fade-left"] {
    transform: translate3d(30px, 0, 0);
}

[data-aos="zoom-in"] {
    transform: scale(0.9);
}

/* Media Queries */
@media (max-width: 1199.98px) {
    .hero h1 {
        font-size: 3rem;
    }
}

@media (max-width: 991.98px) {
    section {
        padding: 4rem 0;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p.lead {
        font-size: 1.1rem;
    }
    
    .navbar-collapse {
        background-color: white;
        padding: 1rem;
        border-radius: 8px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    }
}

@media (max-width: 767.98px) {
    section {
        padding: 3rem 0;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p.lead {
        font-size: 1rem;
    }
    
    .card-image {
        height: 200px !important;
    }
}

@media (max-width: 575.98px) {
    .btn {
        display: block;
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    .d-flex.gap-3 {
        flex-direction: column;
    }
}