/* PariZnania - Custom CSS Styles
   Ukrainian tutoring website in Kharkiv
   ---------------------------------------------------------------- */

/* Base Styling and Variables */
:root {
    --primary-color: #0057b7;    /* Ukrainian blue */
    --secondary-color: #ffd700;  /* Ukrainian yellow */
    --text-color: #333333;
    --light-bg: #f8f9fa;
    --dark-bg: #212529;
    --success-color: #198754;
    --danger-color: #dc3545;
    --border-radius: 0.5rem;
    --box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Open Sans', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
}

.section-title {
    position: relative;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.lead {
    font-weight: 400;
}

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

a:hover {
    color: #004494;  /* Darker blue for hover state */
}

.btn {
    border-radius: var(--border-radius);
    padding: 0.5rem 1.5rem;
    font-weight: 600;
    transition: var(--transition);
}

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

.btn-primary:hover, .btn-primary:focus {
    background-color: #004494;
    border-color: #004494;
}

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

.btn-outline-primary:hover, .btn-outline-primary:focus {
    background-color: var(--primary-color);
    color: white;
}

/* Card Styling */
.card {
    border-radius: var(--border-radius);
    transition: var(--transition);
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

.card:hover {
    box-shadow: var(--box-shadow);
}

/* Navigation */
.navbar {
    padding: 1rem 0;
    background-color: white !important;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
}

.navbar-light .navbar-nav .nav-link {
    color: rgba(0, 0, 0, 0.7);
    font-weight: 600;
    padding: 0.5rem 1rem;
}

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

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

/* Hero Section */
.hero-section {
    padding: 5rem 0;
    background-color: var(--light-bg);
}

/* Cookie Consent Banner */
.cookie-consent-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: white;
    box-shadow: 0 -5px 15px rgba(0, 0, 0, 0.1);
    padding: 1rem 0;
    z-index: 1000;
    display: none;
}

/* Breadcrumbs */
.breadcrumb {
    background-color: transparent;
    padding: 0;
    margin-bottom: 0;
}

.breadcrumb-item a {
    color: var(--primary-color);
}

.breadcrumb-item.active {
    color: #6c757d;
}

/* Testimonials */
.testimonial-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    margin: 0 auto 1rem;
}

.testimonial-rating {
    color: var(--secondary-color);
}

/* Subject Cards */
.subject-card {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    transition: var(--transition);
}

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

/* Team Members */
.team-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    margin: 0 auto;
}

.team-member {
    transition: var(--transition);
}

.team-member:hover {
    transform: translateY(-5px);
}

/* Social Links */
.social-links {
    display: flex;
    gap: 0.5rem;
}

.social-link {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-link:hover {
    background-color: var(--primary-color);
    color: white;
}

.social-media-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.social-media-link {
    display: flex;
    align-items: center;
    padding: 0.5rem 1.5rem;
    border-radius: var(--border-radius);
    background-color: #f8f9fa;
    color: var(--text-color);
    transition: var(--transition);
}

.social-media-link i {
    margin-right: 0.5rem;
    font-size: 1.25rem;
}

.social-media-link:hover {
    background-color: var(--primary-color);
    color: white;
}

/* Tutor Cards */
.tutor-card .tutor-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    margin: 0 auto;
}

.tutor-card .tutor-rating {
    color: var(--secondary-color);
}

.tutor-filters {
    margin-bottom: 2rem;
}

.tutor-price {
    font-size: 1.1rem;
    color: #555;
}

.tutor-price .price {
    color: var(--primary-color);
    font-weight: bold;
}

/* Process Steps */
.process-timeline {
    position: relative;
    padding-left: 40px;
}

.process-timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    height: 100%;
    width: 2px;
    background-color: var(--primary-color);
}

.process-step {
    position: relative;
    margin-bottom: 2rem;
}

.process-step:last-child {
    margin-bottom: 0;
}

.process-step-circle {
    position: absolute;
    left: -40px;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

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

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

.footer-link:hover {
    color: white;
    text-decoration: none;
}

.contact-info li {
    margin-bottom: 0.5rem;
}

.contact-info i {
    color: var(--primary-color);
}

/* CTA Sections */
.cta-section {
    background-color: var(--primary-color);
}

.become-tutor-section {
    background: linear-gradient(rgba(0, 87, 183, 0.9), rgba(0, 87, 183, 0.9)), url('../images/classroom1.jpg') center/cover no-repeat;
}

/* Form Styling */
.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem rgba(0, 87, 183, 0.25);
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.form-message .alert {
    border-radius: var(--border-radius);
}

/* Subject Boxes */
.subject-box {
    transition: var(--transition);
}

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

/* Working Hours */
.working-hours {
    max-width: 500px;
    margin: 0 auto;
}

.working-day {
    border-bottom: 1px solid #eee;
}

.working-day:last-child {
    border-bottom: none;
}

/* FAQ Accordion */
.accordion-button:not(.collapsed) {
    background-color: rgba(0, 87, 183, 0.1);
    color: var(--primary-color);
}

.accordion-button:focus {
    border-color: rgba(0, 87, 183, 0.25);
    box-shadow: 0 0 0 0.25rem rgba(0, 87, 183, 0.25);
}

/* Achievement Counters */
.achievement-counter {
    padding: 2rem;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    transition: var(--transition);
}

.achievement-counter:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow);
}

.counter {
    font-weight: bold;
    color: var(--primary-color);
}

/* Responsive Adjustments */
@media (max-width: 992px) {
    .navbar {
        padding: 0.5rem 0;
    }
    
    .hero-section {
        padding: 3rem 0;
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .process-timeline {
        padding-left: 30px;
    }
    
    .process-step-circle {
        left: -30px;
        width: 25px;
        height: 25px;
        font-size: 0.8rem;
    }
}

@media (max-width: 576px) {
    .btn {
        padding: 0.375rem 1rem;
    }
    
    .social-media-links {
        flex-direction: column;
        align-items: center;
    }
    
    .social-media-link {
        width: 100%;
        justify-content: center;
    }
}