:root {
    --color-brand-light: #B48748;
    --color-brand-dark: #9c6332;
    --color-primary-light: #fdf8eb; 
    --color-primary-dark: #222222;
    --color-secondary-light: #e2d8c3;
    --color-secondary-dark: #666666;
    --color-card-bg: #9a5f32;
    --color-white: #ffffff;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Montserrat', sans-serif;
    font-size: 16px;
    font-weight: 400;
    margin: 0;
    padding: 0;
    background: var(--color-primary-light);
    color: var(--color-primary-dark);
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6, p {
    margin-top: 0;
}

ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
}

.visually-hidden {
    position: absolute;
    left: -9999em;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.centered {
    text-align: center;
    margin: 0 auto 40px;
}

.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 20px;
}

/* header */
header {
    background-color: transparent; 
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 10;
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;   
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 18px;
    color: var(--color-white);
}

.logo-text { 
    color: var(--color-white); 
} 

.paw-icon { 
    font-size: 24px; 
}

.header-nav {
    display: flex;
    align-items: center;
    flex-grow: 1;
} 

.header-menu {
    display: flex;
    flex-grow: 1;
    justify-content: center;
    gap: 30px;
}

.header-link {
    color: var(--color-white);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

.header-link:hover {
    color: var(--color-brand-light);
}

/* button */
.button {
    display: inline-block;
    color: var(--color-white);
    background-color: var(--color-brand-light);
    border: 2px solid var(--color-brand-light);
    border-radius: 30px;
    cursor: pointer;
    padding: 12px 30px;
    font-weight: 600;
    font-size: 16px;
    font-family: inherit;
    transition: all 0.3s ease;
    text-decoration: none;
    text-align: center;
}

.button:hover {
    background-color: var(--color-brand-dark);
    border-color: var(--color-brand-dark);
}

.button-help {
    margin-left: 70px;
}

.button.active {
    background-color: var(--color-brand-light);
    color: var(--color-white);
}

.button-outline {
    background-color: transparent;
    color: var(--color-brand-light);
}

.button-outline:hover {
    background-color: var(--color-brand-light);
    color: var(--color-white);
}

.button-mini {
    padding: 8px 20px;
    font-size: 14px;
    margin-top: 15px;
    width: 100%;
}

/* hero section */
.hero-section {
    padding: 220px 0 100px;
    background-image: linear-gradient(102deg, rgba(18, 18, 17, 0.78) 2.03%, rgba(18, 18, 17, 0.6) 58.46%, rgba(18, 18, 17, 0)), url('hero.png');
    background-color: #333;
    background-repeat: no-repeat;
    background-position: center top;
    background-size: cover;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    max-width: 600px;
    margin: 0;
}

.hero-title {
    color: var(--color-white);
    font-size: 56px;
    line-height: 1.2;
    margin-bottom: 20px;
    padding-left: 70px;
}

.hero-text {
    color: var(--color-white);
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 40px;
    padding-left: 70px;
}

/* section titles */
.section-title {
    color: var(--color-brand-light);
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 30px;
}

.contact-title {
    text-align: left;
    margin-bottom: 10px;
}

/* about section */
.about-section {
    padding: 80px 0;
}

.about-container {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-text {
    flex: 1; 
}

.about-text p {
    font-size: 18px;
}

.about-image {
    flex: 1;
}

.about-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.pets-section {
    padding: 60px 0;
}

.filter-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap; /* Для мобільних екранів */
}

.pets-list {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin-bottom: 40px;
}

.pet-item {
    flex-basis: calc((100% - 60px) / 3);
    background-color: var(--color-white);
    border-radius: 20px;
    overflow: hidden;
    color: var(--color-primary-dark);
    transition: transform 0.3s ease, box-shadow 0.3s ease, opacity 0.3s ease;
    display: flex;
    flex-direction: column;
    opacity: 1;
    position: relative;
    border: 1px solid var(--color-secondary-light);
}

.pet-item.hidden {
    opacity: 0;
    pointer-events: none;
    position: absolute;
    width: 0;
    height: 0;
    margin: 0;
    padding: 0;
}

.pet-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.pet-image-wrapper {
    position: relative;
    width: 100%;
    height: 250px;
    overflow: hidden;
}

.pet-tag {
    position: absolute;
    top: 15px;
    left: 15px;
    background-color: var(--color-brand-light);
    color: var(--color-white);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    z-index: 2;
}

.pet-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.pet-item:hover .pet-image {
    transform: scale(1.1);
}

.pet-info {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.pet-name {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 5px;
    color: var(--color-primary-dark);
    display: flex;
    align-items: center;
    gap: 8px;
}

.pet-gender {
    font-size: 16px;
    font-weight: 400;
    color: var(--color-brand-dark);
    opacity: 0.8;
}

.pet-meta {
    font-size: 14px;
    color: var(--color-secondary-dark);
    margin-bottom: 10px;
    font-weight: 600;
}

.pet-desc {
    font-size: 14px;
    color: var(--color-primary-dark);
    margin-bottom: 0;
    opacity: 0.9;
}

/* help section */
.help-section {
    padding: 60px 0;
}

.help-list {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.help-card {
    border: 2px solid var(--color-secondary-light);
    border-radius: 20px;
    padding: 40px 20px;
    width: 250px;
    text-align: center;
    background-color: var(--color-white); 
    transition: border-color 0.3s ease, transform 0.3s ease;
}

.help-card:hover {
    border-color: var(--color-brand-light);
    transform: translateY(-5px);
}

.help-icon {
    font-size: 50px;
    margin-bottom: 20px;
}

.help-title {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--color-primary-dark);
}

.help-text {
    font-size: 14px;
    color: var(--color-secondary-dark);
}

/* contact section */
.contact-section {
    padding: 60px 0;
}

.contact-container {
    display: flex;
    gap: 50px;
    align-items: stretch;
}

.form-container {
    flex: 1;
}

.form-subtitle {
    margin-bottom: 30px;
    color: var(--color-secondary-dark);
}

.form-field {
    margin-bottom: 15px;
}

.form-input {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid var(--color-secondary-light);
    border-radius: 30px;
    background-color: var(--color-white);
    font-family: inherit;
    font-size: 18px;
    color: var(--color-primary-dark);
    outline: none;
    transition: border-color 0.3s ease;
}

.form-input:focus {
    border-color: var(--color-brand-light);
}

.form-input::placeholder {
    color: var(--color-secondary-dark);
}

.form-button {
    margin-top: 10px;
    display: block;
    width: 100%; 
}

.form-terms {
    margin-top: 15px;
    font-size: 12px;
    text-align: center;
    color: var(--color-secondary-dark);
}

.form-terms-link {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

.map-container {
    flex: 1;
    min-height: 400px;
}

.map {
    border-radius: 20px;
    border: none;
}

/* footer */
.footer {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('footer.png') center/cover;
    background-color: var(--color-primary-dark);
    color: var(--color-white);
    padding: 60px 0 40px;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
}

.footer-menu li {
    margin-bottom: 15px;
}

.footer-menu .header-link {
    display: flex;
    gap: 30px;
}

.contact-text {
    margin-bottom: 10px;
    font-weight: 600;
}

.social-icons {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.social-icons span {
    display: inline-flex;
    width: 35px;
    height: 35px;
    background: var(--color-white);
    color: var(--color-primary-dark);
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.social-icons span:hover {
    background: var(--color-brand-light);
    color: var(--color-white);
}

.footer-policy {
    text-align: right;
    font-size: 14px;
}

.footer-policy .header-link {
    display: block;
    margin-bottom: 10px;
    color: var(--color-brand-light);
}

.footer-copyright {
    color: var(--color-secondary-light);
}

@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 15px;
        background-color: rgba(34, 34, 34, 0.95);
        padding-bottom: 20px;
    }

    .header-menu {
        flex-wrap: wrap;
        gap: 15px;
    }

    .hero-section {
        padding-top: 180px;
    }

    .hero-title {
        font-size: 40px;
    }

    .pet-item {
        flex-basis: 100%; 
    }

    .help-card {
        width: 100%;
    }

    .footer-container {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .footer-policy {
        text-align: center;
    }
}