/* 
* OxyČist.cz - CSS Styles
* Moderní a responzivní design pro web specializovaný na filtry vzduchu 
*/

/* ---------- ZÁKLADNÍ NASTAVENÍ ---------- */
:root {
    /* Definice barev podle zadání */
    --dark-indigo: #1A1B41;
    --ash-lavender: #A29BFE;
    --light-lime: #DAFF3E;
    --pure-white: #FFFFFF;
    --graphite-blue: #2F3C48;
    
    /* Doplňkové barvy */
    --light-gray: #f4f4f4;
    --medium-gray: #dddddd;
    --dark-gray: #333333;
    --success: #28a745;
    --error: #dc3545;
    
    /* Typografie */
    --font-primary: 'Roboto', sans-serif;
    --font-secondary: 'Open Sans', sans-serif;
    
    /* Rozestupy */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;
    
    /* Stíny */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.1);
    
    /* Zaoblení */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    
    /* Přechody */
    --transition-speed: 0.3s;
}

/* Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--graphite-blue);
    overflow-x: hidden;
}

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

a {
    color: var(--ash-lavender);
    text-decoration: none;
    transition: color var(--transition-speed);
}

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

ul, ol {
    list-style-position: inside;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-secondary);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    color: var(--dark-indigo);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: var(--spacing-sm);
}

/* Kontejner */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Sekce */
section {
    padding: 100px 0;
    background-color: var(--pure-white);
}

section:nth-child(even) {
    background-color: var(--light-gray);
}

/* ---------- KOMPONENTY ---------- */

/* Tlačítka */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-speed);
    background-color: var(--ash-lavender);
    color: var(--pure-white);
}

.btn:hover {
    background-color: var(--dark-indigo);
    color: var(--light-lime);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.cta-btn {
    background-color: var(--light-lime);
    color: var(--dark-indigo);
    font-size: 1.1rem;
    padding: 1rem 2rem;
}

.cta-btn:hover {
    background-color: var(--ash-lavender);
    color: var(--pure-white);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.submit-btn {
    width: 100%;
    padding: 1rem;
    font-size: 1.1rem;
    background-color: var(--light-lime);
    color: var(--dark-indigo);
}

/* Obrázky */
.rounded-img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.testimonial-img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

/* Ikony */
.tech-icon, .contact-icon, .thanks-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-sm);
}

/* Cookie souhlas */
.cookie-consent {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--dark-indigo);
    color: var(--pure-white);
    padding: var(--spacing-sm);
    z-index: 1000;
    box-shadow: var(--shadow-lg);
}

.cookie-consent .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.cookie-consent p {
    margin: 0 var(--spacing-sm) 0 0;
}

/* Logo */
.logo {
    max-width: 200px;
}

.logo-svg {
    height: 50px;
}

/* Navigace */
.main-header {
    background-color: var(--dark-indigo);
    color: var(--pure-white);
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-md);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.main-nav ul {
    display: flex;
    list-style: none;
}

.main-nav li {
    margin-left: var(--spacing-sm);
}

.main-nav a {
    color: var(--pure-white);
    font-weight: 600;
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-speed);
}

.main-nav a:hover {
    background-color: var(--light-lime);
    color: var(--dark-indigo);
}

.nav-toggle {
    display: none;
}

.nav-toggle-label {
    display: none;
    cursor: pointer;
}

.nav-toggle-label span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--pure-white);
    margin: 5px 0;
    transition: all var(--transition-speed);
}

/* ---------- SEKCE STRÁNKY ---------- */

/* Hero sekce */
.hero {
    background-color: var(--dark-indigo);
    color: var(--pure-white);
    padding: var(--spacing-xl) 0;
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    max-width: 600px;
    margin-bottom: var(--spacing-md);
}

.hero-content h1 {
    color: var(--light-lime);
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    line-height: 1.1;
}

.hero-content h2 {
    color: var(--pure-white);
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: var(--spacing-md);
}

.hero .container {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.hero-image {
    margin-top: var(--spacing-md);
    align-self: center;
    max-width: 500px;
    width: 100%;
}

.logo-container {
    width: 100px;
    height: 100px;
    margin-bottom: var(--spacing-sm);
}

/* O nás */
.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.about-text h3 {
    margin-top: var(--spacing-md);
}

.about-text h3:first-child {
    margin-top: 0;
}

.about-image {
    align-self: center;
}

/* Technologie */
.tech-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    text-align: center;
}

.tech-item {
    background-color: var(--pure-white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-speed);
}

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

/* Služby */
.service-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.service-card {
    background-color: var(--pure-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all var(--transition-speed);
    position: relative;
}

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

.service-card h3 {
    color: var(--dark-indigo);
    margin-bottom: var(--spacing-xs);
}

.service-card .price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--ash-lavender);
    margin-bottom: var(--spacing-sm);
}

.service-card ul {
    list-style-type: none;
    margin-bottom: var(--spacing-md);
    text-align: left;
}

.service-card li {
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--medium-gray);
}

.service-card li:last-child {
    border-bottom: none;
}

.service-card .btn {
    width: 100%;
}

.featured {
    border: 2px solid var(--light-lime);
    transform: scale(1.05);
}

.featured:hover {
    transform: translateY(-5px) scale(1.05);
}

/* Recenze */
.testimonial-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.testimonial {
    background-color: var(--pure-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
}

.testimonial-content {
    margin-bottom: var(--spacing-sm);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
}

.testimonial-author div {
    margin-left: var(--spacing-sm);
}

.testimonial-author h4 {
    margin-bottom: 0;
}

.testimonial-author p {
    margin-bottom: 0;
    font-size: 0.9rem;
    color: var(--dark-gray);
}

/* Formulář objednávky */
.order-section {
    background-color: var(--graphite-blue);
    color: var(--pure-white);
}

.order-section h2 {
    color: var(--dark-indigo);
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.order-form {
    background-color: var(--pure-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--dark-indigo);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--medium-gray);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-family: var(--font-primary);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--ash-lavender);
    box-shadow: 0 0 0 2px rgba(162, 155, 254, 0.3);
}

.checkbox-group {
    display: flex;
    align-items: center;
}

.checkbox-group input {
    width: auto;
    margin-right: var(--spacing-xs);
}

.checkbox-group label {
    display: inline;
    margin-bottom: 0;
}

/* Chybové zprávy formuláře */
.form-errors {
    background-color: rgba(220, 53, 69, 0.1);
    border: 1px solid var(--error);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    color: var(--error);
}

.form-errors p {
    margin-bottom: var(--spacing-xs);
}

.form-errors p:last-child {
    margin-bottom: 0;
}

.error-icon path {
    stroke: var(--error);
}

/* FAQ */
.faq-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.faq-item {
    background-color: var(--pure-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
}

.faq-item h3 {
    color: var(--dark-indigo);
    margin-bottom: var(--spacing-xs);
}

/* Kontakty */
.contact-section {
    background-color: var(--dark-indigo);
    color: var(--pure-white);
    position: relative;
    padding: var(--spacing-xl) 0;
    overflow: hidden;
}

.contact-section::before {
    content: "";
    position: absolute;
    top: -50px;
    right: -50px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--light-lime) 0%, rgba(218, 255, 62, 0) 70%);
    opacity: 0.3;
    z-index: 1;
}

.contact-section::after {
    content: "";
    position: absolute;
    bottom: -70px;
    left: -70px;
    width: 250px;
    height: 250px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--ash-lavender) 0%, rgba(162, 155, 254, 0) 70%);
    opacity: 0.2;
    z-index: 1;
}

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

.contact-section h2 {
    color: #2f3c48;
    text-align: center;
    margin-bottom: var(--spacing-lg);
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.contact-section h2::after {
    content: "";
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: #2f3c48;
    border-radius: 3px;
}
.legal-content h2{
    text-align: left !important;
}
section h2{
    text-align: center;
    margin-bottom: 50px;
}
.contact-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    background-color: #2f3c48;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.contact-info {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.contact-item {
    display: flex;
    align-items: center;
    transition: transform var(--transition-speed);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    background-color: rgba(255, 255, 255, 0.05);
    border-left: 3px solid var(--light-lime);
}

.contact-item:hover {
    transform: translateY(-5px);
    background-color: rgba(255, 255, 255, 0.1);
}

.contact-icon {
    width: 50px;
    height: 50px;
    padding: 10px;
    border-radius: 50%;
    background-color: rgba(218, 255, 62, 0.1);
    margin-right: var(--spacing-sm);
    transition: all var(--transition-speed);
    display: flex;
    justify-content: center;
    align-items: center;
}

.contact-item:hover .contact-icon {
    background-color: rgba(218, 255, 62, 0.2);
    transform: scale(1.1);
}

.contact-item div {
    margin-left: var(--spacing-sm);
}

.contact-item h3 {
    color: var(--light-lime);
    margin-bottom: var(--spacing-xs);
    font-size: 1.2rem;
    letter-spacing: 0.5px;
}

.contact-item p {
    margin-bottom: 0;
    opacity: 0.9;
    font-size: 1rem;
    line-height: 1.6;
}

.contact-item a {
    color: var(--pure-white);
    transition: all var(--transition-speed);
    position: relative;
    display: inline-block;
}

.contact-item a::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--light-lime);
    transition: width var(--transition-speed);
}

.contact-item a:hover {
    color: var(--light-lime);
}

.contact-item a:hover::after {
    width: 100%;
}

.contact-map {
    height: 350px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 3px solid rgba(255, 255, 255, 0.05);
    transition: transform var(--transition-speed);
}

.contact-map:hover {
    transform: scale(1.02);
}

.contact-map iframe {
    width: 100%;
    height: 100%;
    filter: grayscale(0.2) contrast(1.1);
    transition: filter var(--transition-speed);
}

.contact-map:hover iframe {
    filter: grayscale(0) contrast(1);
}

/* Patička */
.main-footer {
    background-color: var(--dark-indigo);
    color: var(--pure-white);
    padding: var(--spacing-lg) 0 var(--spacing-sm);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.footer-content h3 {
    color: var(--light-lime);
    margin-bottom: var(--spacing-sm);
    font-size: 1.2rem;
}

.footer-links ul,
.footer-legal ul {
    list-style-type: none;
}

.footer-links li,
.footer-legal li {
    margin-bottom: var(--spacing-xs);
}

.copyright {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
}

/* Stránka s poděkováním */
.thanks-section {
    padding: 150px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.thanks-content {

    max-width: 600px;
    margin: 0 auto;
}

.thanks-icon {
    width: 120px;
    height: 120px;
    margin: 0 auto var(--spacing-md);
}

.action-buttons {
    margin-top: var(--spacing-lg);
}

/* Právní stránky */
.legal-section {
    padding: var(--spacing-xl) 0;
}

.legal-section h1 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--dark-indigo);
}

.legal-content {
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.legal-content h2 {
    margin-top: var(--spacing-lg);
    color: var(--dark-indigo);
}

.legal-content h3 {
    margin-top: var(--spacing-md);
    color: var(--dark-indigo);
}

.legal-content ul,
.legal-content ol {
    margin-bottom: var(--spacing-md);
}

.legal-content li {
    margin-bottom: var(--spacing-xs);
}

.back-link {
    text-align: center;
}

/* ---------- MEDIA QUERIES ---------- */

/* Mobilní menu pro malé displeje */
@media (max-width: 767px) {
    .main-nav ul {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: var(--dark-indigo);
        padding: var(--spacing-sm);
        box-shadow: var(--shadow-md);
    }
    
    .main-nav li {
        margin: var(--spacing-xs) 0;
    }
    
    .nav-toggle-label {
        display: block;
    }
    
    .nav-toggle:checked ~ ul {
        display: flex;
    }
    
    .nav-toggle:checked + .nav-toggle-label span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle:checked + .nav-toggle-label span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle:checked + .nav-toggle-label span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero-content h1 {
        font-size: 2.2rem;
    }
    
    .hero-content h2 {
        font-size: 1.2rem;
    }
    
    .contact-item {
        padding: var(--spacing-sm);
    }
    
    .contact-icon {
        width: 40px;
        height: 40px;
        padding: 8px;
    }
    
    .contact-section h2 {
        font-size: 2rem;
    }
    
    .contact-content {
        padding: var(--spacing-md);
    }
}

/* Tablet */
@media (min-width: 768px) {
    h1 {
        font-size: 3rem;
    }
    
    h2 {
        font-size: 2.5rem;
    }
    
    h3 {
        font-size: 1.8rem;
    }
    
    .hero .container {
        flex-direction: row;
        align-items: center;
    }
    
    .hero-content {
        margin-bottom: 0;
        margin-right: var(--spacing-md);
    }
    
    .hero-image {
        margin-top: 0;
    }
    
    .about-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .service-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .testimonial-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .faq-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    
    
    .contact-info {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .submit-btn {
        width: auto;
        margin: 0 auto;
        display: block;
    }
}

/* Desktop */
@media (min-width: 992px) {
    .tech-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .footer-content {
        grid-template-columns: repeat(4, 1fr);
    }
}