/* ===== CSS Variables ===== */
:root {
    --color-primary: #8B7355;
    --color-primary-dark: #6B5344;
    --color-secondary: #D4C4B0;
    --color-accent: #C17F59;
    --color-text: #3D3D3D;
    --color-text-light: #6B6B6B;
    --color-white: #FFFEF9;
    --color-cream: #FAF8F5;
    --color-warm-gray: #E8E4E0;

    --font-heading: 'Crimson Text', Georgia, serif;
    --font-body: 'Open Sans', -apple-system, BlinkMacSystemFont, sans-serif;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    --border-radius: 8px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-white);
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-primary-dark);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3vw, 2.5rem); margin-bottom: var(--spacing-md); }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }

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

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

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    color: var(--color-white);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-accent);
    border: 2px solid var(--color-accent);
}

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

/* ===== Header & Navigation ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 254, 249, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.logo-icon {
    font-size: 1.8rem;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-primary-dark);
}

.nav-links {
    display: flex;
    gap: var(--spacing-md);
}

.nav-links a {
    color: var(--color-text);
    font-size: 0.95rem;
    font-weight: 400;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

.language-switcher {
    display: flex;
    gap: 0.5rem;
}

.lang-btn {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
    font-weight: 600;
    background: transparent;
    border: 1px solid var(--color-secondary);
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
    color: var(--color-text-light);
}

.lang-btn:hover,
.lang-btn.active {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-white);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--color-primary-dark);
    transition: var(--transition);
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: url('img/header_img.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(59, 48, 38, 0.4) 0%,
        rgba(59, 48, 38, 0.6) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: var(--spacing-md);
    max-width: 800px;
}

.hero h1 {
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-family: var(--font-heading);
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    font-style: italic;
    color: var(--color-cream);
    margin-bottom: var(--spacing-md);
}

/* ===== About Section ===== */
.about {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-cream);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about-image img {
    border-radius: var(--border-radius);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.about-content p {
    font-size: 1.1rem;
    color: var(--color-text-light);
}

/* ===== Beate Section ===== */
.beate {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-white);
}

.beate-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.beate-content h3 {
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
}

.beate-content p {
    font-size: 1.1rem;
    color: var(--color-text-light);
}

blockquote {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--color-cream);
    border-left: 4px solid var(--color-accent);
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    font-family: var(--font-heading);
    font-style: italic;
    font-size: 1.15rem;
    color: var(--color-primary-dark);
}

.beate-image img {
    border-radius: var(--border-radius);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

/* ===== Dogs Section ===== */
.dogs {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-warm-gray);
}

.dogs h2 {
    text-align: center;
}

.section-intro {
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
    color: var(--color-text-light);
    font-size: 1.1rem;
}

.dogs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.dog-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.dog-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.dog-image {
    position: relative;
    height: 280px;
    overflow: hidden;
}

.dog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.dog-status {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    padding: 0.4rem 0.8rem;
    background-color: var(--color-accent);
    color: var(--color-white);
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 20px;
}

.dog-status.reserved {
    background-color: var(--color-primary);
}

.dog-info {
    padding: var(--spacing-md);
}

.dog-info h3 {
    margin-bottom: 0.3rem;
}

.dog-breed {
    font-size: 0.9rem;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
}

.dog-description {
    font-size: 0.95rem;
    color: var(--color-text-light);
}

.dogs-cta {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* ===== Location Section ===== */
.location {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 500px;
}

.location-image {
    position: relative;
    overflow: hidden;
}

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

.location-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--spacing-lg);
    background-color: var(--color-primary-dark);
    color: var(--color-white);
}

.location-content h2 {
    color: var(--color-white);
}

.location-content p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: var(--spacing-md);
}

.location-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.location-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1rem;
}

.location-icon {
    font-size: 1.3rem;
}

/* ===== Help Section ===== */
.help {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-cream);
}

.help h2 {
    text-align: center;
}

.help-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.help-card {
    background-color: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
}

.help-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
}

.help-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.help-card h3 {
    margin-bottom: var(--spacing-sm);
}

.help-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

.donation-info {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm);
    background-color: var(--color-cream);
    border-radius: var(--border-radius);
    font-size: 0.85rem;
}

.donation-info p {
    margin-bottom: 0.3rem;
}

/* ===== Contact Section ===== */
.contact {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-lg);
}

.contact-info h2 {
    margin-bottom: var(--spacing-sm);
}

.contact-intro {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.contact-icon {
    font-size: 1.3rem;
}

.contact-item a {
    color: var(--color-text);
}

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

/* ===== Contact Form ===== */
.contact-form {
    background-color: var(--color-cream);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.4rem;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-primary-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    font-family: var(--font-body);
    font-size: 1rem;
    border: 2px solid var(--color-warm-gray);
    border-radius: var(--border-radius);
    background-color: var(--color-white);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
}

.contact-form .btn {
    width: 100%;
    margin-top: var(--spacing-sm);
}

/* ===== Footer ===== */
.footer {
    padding: var(--spacing-lg) 0;
    background-color: var(--color-primary-dark);
    color: var(--color-white);
}

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

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.footer-text {
    opacity: 0.8;
    margin-bottom: var(--spacing-sm);
}

.footer-copyright {
    font-size: 0.85rem;
    opacity: 0.6;
}

/* ===== Responsive Design ===== */
@media (max-width: 968px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: var(--color-white);
        padding: var(--spacing-md);
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .about-grid,
    .beate-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .about-image {
        order: -1;
    }

    .location {
        grid-template-columns: 1fr;
    }

    .location-content {
        padding: var(--spacing-md);
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .hero {
        background-attachment: scroll;
    }

    .dogs-grid {
        grid-template-columns: 1fr;
    }

    .help-grid {
        grid-template-columns: 1fr;
    }

    .language-switcher {
        position: absolute;
        right: 60px;
    }
}

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

.hero-content {
    animation: fadeInUp 1s ease-out;
}

/* ===== Utility Classes ===== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ===== Success Modal Animations ===== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}