/* CSS Variables for theming */
:root {
    --primary-color: #3C2415;
    --secondary-color: #6F4E37;
    --accent-color: #A67B5B;
    --light-accent: #C4915C;
    --background-color: #E6D5AA;
    --text-color: #3C2415;
    --text-light: #6F4E37;
    --white: #FFFFFF;
    --error-color: #E74C3C;
    --success-color: #27AE60;
    --warning-color: #F39C12;
    --info-color: #3498DB;
    
    /* Dark theme variables */
    --dark-bg: #1a1a1a;
    --dark-surface: #2d2d2d;
    --dark-text: #e0e0e0;
    --dark-text-secondary: #b0b0b0;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    
    /* Typography */
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-md: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-xxl: 1.5rem;
    --font-size-xxxl: 2rem;
    
    /* Border radius */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Dark theme */
[data-theme="dark"] {
    --background-color: var(--dark-bg);
    --text-color: var(--dark-text);
    --text-light: var(--dark-text-secondary);
    --white: var(--dark-surface);
    --primary-color: #C4915C;
    --secondary-color: #A67B5B;
}

/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-family);
    font-size: var(--font-size-md);
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background-color var(--transition-normal), color var(--transition-normal);
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
    box-sizing: border-box;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    width: 100%;
    box-sizing: border-box;
    overflow-x: hidden;
}

/* Header */
.header {
    background-color: var(--white);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: background-color var(--transition-normal), box-shadow var(--transition-normal);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] .header {
    background-color: var(--dark-surface);
    border-bottom-color: rgba(255, 255, 255, 0.1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg) var(--spacing-lg);
    min-height: 70px;
    gap: var(--spacing-md);
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    box-sizing: border-box;
    overflow-x: hidden;
    min-width: 0;
}

.logo {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-shrink: 1;
    min-width: 0;
    margin: 0;
    line-height: 1.2;
    letter-spacing: -0.02em;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.logo-icon {
    display: inline-block;
    width: 40px;
    height: 40px;
    object-fit: contain;
    flex-shrink: 0;
    box-shadow: 0 2px 4px rgba(60, 36, 21, 0.1);
    border-radius: 8px;
    background: var(--white);
    padding: 4px;
    transition: transform var(--transition-fast);
}

.logo-icon:hover {
    transform: scale(1.05);
}

[data-theme="dark"] .logo-icon {
    background: var(--dark-surface);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* Navigation */
.nav {
    display: flex;
    align-items: center;
    flex: 1;
    justify-content: center;
    position: relative;
    padding: 0 var(--spacing-lg);
}

.nav::before,
.nav::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(0, 0, 0, 0.08), transparent);
}

[data-theme="dark"] .nav::before,
[data-theme="dark"] .nav::after {
    background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-xs);
    padding: 4px var(--spacing-lg);
    margin: 0;
    background-color: var(--background-color);
    border-radius: 12px;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.05);
    position: relative;
    z-index: 1;
}

[data-theme="dark"] .nav-menu {
    background-color: rgba(255, 255, 255, 0.05);
}

.nav-link {
    text-decoration: none;
    color: var(--text-light);
    font-weight: 500;
    font-size: 0.9rem;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 8px;
    transition: all var(--transition-fast);
    position: relative;
    white-space: nowrap;
    display: flex;
    align-items: center;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width var(--transition-fast);
    border-radius: 2px 2px 0 0;
}

.nav-link:hover {
    color: var(--primary-color);
    background-color: rgba(60, 36, 21, 0.05);
}

[data-theme="dark"] .nav-link:hover {
    background-color: rgba(255, 255, 255, 0.08);
}

.nav-link.active {
    color: var(--primary-color);
    background-color: var(--white);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
    font-weight: 600;
}

[data-theme="dark"] .nav-link.active {
    background-color: rgba(255, 255, 255, 0.1);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.nav-link.active::before {
    width: 80%;
}

/* Header right section */
.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex-shrink: 0;
    position: relative;
    min-width: fit-content;
    margin-left: var(--spacing-xs);
}

.header-right::before {
    content: '';
    position: absolute;
    left: calc(-1 * var(--spacing-md));
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 32px;
    background: linear-gradient(to bottom, transparent, rgba(0, 0, 0, 0.1), transparent);
}

[data-theme="dark"] .header-right::before {
    background: linear-gradient(to bottom, transparent, rgba(255, 255, 255, 0.15), transparent);
}

/* Header controls */
.header-controls {
    display: flex;
    gap: var(--spacing-xs);
    align-items: center;
    background-color: var(--background-color);
    padding: 4px;
    border-radius: 10px;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.05);
    flex-shrink: 0;
}

[data-theme="dark"] .header-controls {
    background-color: rgba(255, 255, 255, 0.05);
}

/* Nav toggle (hamburger) */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
    flex-direction: column;
    gap: 5px;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    min-width: 40px;
    min-height: 40px;
    position: relative;
    z-index: 1001;
    flex-shrink: 0;
    box-sizing: border-box;
}

.nav-toggle span {
    width: 24px;
    height: 3px;
    background-color: var(--primary-color);
    transition: var(--transition-fast);
    display: block;
    border-radius: 2px;
    flex-shrink: 0;
}

.nav-toggle:hover span {
    background-color: var(--accent-color);
}

.theme-toggle,
.language-toggle {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 6px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    color: var(--text-light);
    width: 32px;
    height: 32px;
    min-width: 32px;
    min-height: 32px;
    position: relative;
    flex-shrink: 0;
    box-sizing: border-box;
}

.theme-toggle svg,
.language-toggle svg {
    width: 18px;
    height: 18px;
    transition: transform var(--transition-fast);
    flex-shrink: 0;
}

.theme-toggle:hover,
.language-toggle:hover {
    background-color: rgba(60, 36, 21, 0.08);
    color: var(--primary-color);
    transform: scale(1.05);
}

[data-theme="dark"] .theme-toggle:hover,
[data-theme="dark"] .language-toggle:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.theme-toggle:active,
.language-toggle:active {
    transform: scale(0.95);
}

/* Main content */
.main {
    flex: 1;
    padding: var(--spacing-xl) 0;
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
    box-sizing: border-box;
}

.section {
    display: none;
    animation: fadeIn 0.5s ease-in-out;
}

.section.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section-title {
    font-size: var(--font-size-xxl);
    color: var(--primary-color);
    margin-bottom: var(--spacing-xl);
    text-align: center;
    font-weight: 700;
    position: relative;
    padding-bottom: var(--spacing-md);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

/* Hero section */
.hero {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
    padding: var(--spacing-xxl) var(--spacing-lg);
    background: linear-gradient(135deg, rgba(60, 36, 21, 0.03), rgba(166, 123, 91, 0.05));
    border-radius: var(--border-radius-xl);
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .hero {
    background: linear-gradient(135deg, rgba(196, 145, 92, 0.05), rgba(166, 123, 91, 0.03));
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(166, 123, 91, 0.1), transparent);
    border-radius: 50%;
}

.hero-logo {
    margin-bottom: var(--spacing-lg);
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-logo-img {
    width: 200px;
    height: 200px;
    object-fit: contain;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.hero-logo-img:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-xl);
}

[data-theme="dark"] .hero-logo-img {
    background: var(--dark-surface);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .hero-logo-img:hover {
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
}

.hero-title {
    font-size: var(--font-size-xxxl);
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    font-weight: 700;
    line-height: 1.2;
    position: relative;
    z-index: 1;
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

/* Quick actions */
.quick-actions {
    margin-top: var(--spacing-xxl);
}

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

.action-card {
    background: linear-gradient(135deg, var(--white) 0%, var(--background-color) 100%);
    border: 2px solid transparent;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    text-align: left;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: var(--spacing-lg);
    position: relative;
    overflow: hidden;
}

.action-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.action-card:hover::before {
    transform: scaleX(1);
}

.action-card:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.action-card:active {
    transform: translateY(-2px) scale(1);
}

.action-icon-wrapper {
    flex-shrink: 0;
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-lg);
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    transition: transform var(--transition-normal);
}

.action-card:hover .action-icon-wrapper {
    transform: rotate(5deg) scale(1.1);
}

.action-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

.action-icon svg {
    width: 24px;
    height: 24px;
    filter: brightness(0) invert(1);
}

.action-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    flex: 1;
}

.action-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.action-desc {
    font-size: var(--font-size-sm);
    color: var(--text-light);
    line-height: 1.5;
}

/* Action card variants */
.action-card.action-primary .action-icon-wrapper {
    background: linear-gradient(135deg, #27AE60, #2ECC71);
}

.action-card.action-secondary .action-icon-wrapper {
    background: linear-gradient(135deg, #3498DB, #5DADE2);
}

.action-card.action-accent .action-icon-wrapper {
    background: linear-gradient(135deg, #F39C12, #F4D03F);
}

.action-card.action-info .action-icon-wrapper {
    background: linear-gradient(135deg, #9B59B6, #BB8FCE);
}

[data-theme="dark"] .action-card {
    background: linear-gradient(135deg, var(--dark-surface) 0%, var(--dark-bg) 100%);
    border-color: var(--dark-text-secondary);
}

[data-theme="dark"] .action-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 8px 24px rgba(196, 145, 92, 0.2);
}

[data-theme="dark"] .action-card::before {
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
}

/* Forms */
.form-container {
    background: linear-gradient(135deg, var(--white) 0%, rgba(230, 213, 170, 0.3) 100%);
    padding: var(--spacing-xxl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    margin-bottom: var(--spacing-xl);
    border: 1px solid rgba(60, 36, 21, 0.1);
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .form-container {
    background: linear-gradient(135deg, var(--dark-surface) 0%, rgba(196, 145, 92, 0.1) 100%);
    border-color: rgba(255, 255, 255, 0.1);
}

.form-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
}

.pet-form {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.form-group {
    display: flex;
    flex-direction: column;
    position: relative;
}

.form-group label {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--spacing-md) var(--spacing-lg);
    border: 2px solid rgba(60, 36, 21, 0.1);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-md);
    transition: all var(--transition-fast);
    background-color: var(--white);
    color: var(--text-color);
    font-family: var(--font-family);
}

[data-theme="dark"] .form-group input,
[data-theme="dark"] .form-group select,
[data-theme="dark"] .form-group textarea {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
    color: var(--dark-text);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(60, 36, 21, 0.1);
    transform: translateY(-2px);
}

[data-theme="dark"] .form-group input:focus,
[data-theme="dark"] .form-group select:focus,
[data-theme="dark"] .form-group textarea:focus {
    box-shadow: 0 0 0 3px rgba(196, 145, 92, 0.2);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 1.6;
}

.form-subtitle {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--accent-color);
}

.form-hint {
    font-size: var(--font-size-sm);
    color: var(--text-light);
    margin-top: var(--spacing-xs);
    font-style: italic;
    display: block;
    line-height: 1.5;
}

.form-divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin: var(--spacing-xl) 0;
}

.form-divider::before,
.form-divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid rgba(60, 36, 21, 0.2);
}

[data-theme="dark"] .form-divider::before,
[data-theme="dark"] .form-divider::after {
    border-bottom-color: rgba(255, 255, 255, 0.2);
}

.form-divider span {
    padding: 0 var(--spacing-md);
    color: var(--text-light);
    font-weight: 600;
}

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    margin-top: var(--spacing-xl);
    flex-wrap: wrap;
}

.required {
    color: var(--primary-color);
    font-weight: 700;
    margin-left: 2px;
}

.optional {
    color: var(--text-light);
    font-size: var(--font-size-sm);
    font-weight: 400;
    margin-left: 4px;
}

/* Buttons */
.btn {
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-md);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

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

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

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

.btn-secondary:hover {
    background-color: var(--light-accent);
    transform: translateY(-2px);
}

.btn-danger {
    background: linear-gradient(135deg, #E74C3C, #C0392B);
    color: var(--white);
    border: none;
}

.btn-danger:hover {
    background: linear-gradient(135deg, #C0392B, #A93226);
    box-shadow: 0 4px 12px rgba(231, 76, 60, 0.4);
    transform: translateY(-2px);
}

/* Pet list */
.registered-pets {
    background: linear-gradient(135deg, var(--white) 0%, rgba(230, 213, 170, 0.2) 100%);
    padding: var(--spacing-xxl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(60, 36, 21, 0.1);
}

[data-theme="dark"] .registered-pets {
    background: linear-gradient(135deg, var(--dark-surface) 0%, rgba(196, 145, 92, 0.08) 100%);
    border-color: rgba(255, 255, 255, 0.1);
}

.registered-pets h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-xl);
    font-size: var(--font-size-xl);
    font-weight: 700;
    text-align: center;
    position: relative;
    padding-bottom: var(--spacing-md);
}

.registered-pets h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

.pets-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-xl);
}

.pet-card {
    background: linear-gradient(135deg, var(--white) 0%, var(--background-color) 100%);
    padding: 0;
    border-radius: var(--border-radius-lg);
    border: 2px solid rgba(60, 36, 21, 0.1);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

[data-theme="dark"] .pet-card {
    background: linear-gradient(135deg, var(--dark-surface) 0%, rgba(255, 255, 255, 0.05) 100%);
    border-color: rgba(255, 255, 255, 0.1);
}

.pet-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 120px;
    height: 120px;
    background: radial-gradient(circle, rgba(166, 123, 91, 0.08), transparent);
    border-radius: 50%;
    transform: translate(30%, -30%);
}

.pet-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-color);
}

/* Pet Card Header */
.pet-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg) var(--spacing-xl);
    background: linear-gradient(135deg, rgba(60, 36, 21, 0.05), rgba(166, 123, 91, 0.03));
    border-bottom: 2px solid rgba(60, 36, 21, 0.1);
    position: relative;
    z-index: 1;
}

[data-theme="dark"] .pet-card-header {
    background: linear-gradient(135deg, rgba(196, 145, 92, 0.1), rgba(166, 123, 91, 0.05));
    border-bottom-color: rgba(255, 255, 255, 0.1);
}

.pet-card-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex: 1;
}

.pet-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    color: var(--white);
    flex-shrink: 0;
}

.pet-icon svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
}

.pet-card-title h4 {
    color: var(--primary-color);
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.pet-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.pet-badge-dog {
    background: linear-gradient(135deg, #E67E22, #D35400);
    color: var(--white);
}

.pet-badge-cat {
    background: linear-gradient(135deg, #8E44AD, #7D3C98);
    color: var(--white);
}

/* Pet Card Body */
.pet-card-body {
    padding: var(--spacing-xl);
    flex: 1;
    position: relative;
    z-index: 1;
}

.pet-info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.pet-info-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.pet-info-item.pet-info-full {
    grid-column: 1 / -1;
}

.pet-info-label {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pet-info-value {
    font-size: var(--font-size-md);
    font-weight: 500;
    color: var(--text-color);
    word-break: break-word;
}

[data-theme="dark"] .pet-info-value {
    color: var(--dark-text);
}

.pet-info-highlight {
    color: var(--primary-color);
    font-weight: 700;
    font-size: var(--font-size-lg);
}

.pet-info-warning {
    color: #E67E22;
    font-style: italic;
}

/* Pet Card Actions */
.pet-card-actions {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg) var(--spacing-xl);
    background: linear-gradient(135deg, rgba(60, 36, 21, 0.02), rgba(166, 123, 91, 0.03));
    border-top: 2px solid rgba(60, 36, 21, 0.1);
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

[data-theme="dark"] .pet-card-actions {
    background: linear-gradient(135deg, rgba(196, 145, 92, 0.05), rgba(166, 123, 91, 0.03));
    border-top-color: rgba(255, 255, 255, 0.1);
}

.btn-sm {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    flex: 1;
    min-width: 0;
    justify-content: center;
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.btn-icon svg {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

/* Predictions */
.predictions-controls {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xxl);
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, rgba(60, 36, 21, 0.03), rgba(166, 123, 91, 0.05));
    border-radius: var(--border-radius-xl);
}

[data-theme="dark"] .predictions-controls {
    background: linear-gradient(135deg, rgba(196, 145, 92, 0.05), rgba(166, 123, 91, 0.03));
}

.predictions-controls-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    flex: 1;
}

.predictions-controls-right {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.filter-label {
    font-weight: 600;
    color: var(--primary-color);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.filter-select {
    padding: var(--spacing-md) var(--spacing-lg);
    border: 2px solid rgba(60, 36, 21, 0.15);
    border-radius: var(--border-radius-md);
    background-color: var(--white);
    color: var(--text-color);
    min-width: 220px;
    font-size: var(--font-size-md);
    font-weight: 500;
    transition: all var(--transition-fast);
    cursor: pointer;
}

[data-theme="dark"] .filter-select {
    background-color: var(--dark-surface);
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--dark-text);
}

.filter-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(60, 36, 21, 0.1);
}

.predictions-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: var(--spacing-xl);
}

.empty-state {
    text-align: center;
    padding: var(--spacing-xxl);
    color: var(--text-light);
    font-size: var(--font-size-lg);
    font-style: italic;
    grid-column: 1 / -1;
}

.prediction-card {
    background: linear-gradient(135deg, var(--white) 0%, var(--background-color) 100%);
    padding: 0;
    border-radius: var(--border-radius-lg);
    border: 2px solid rgba(60, 36, 21, 0.1);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

[data-theme="dark"] .prediction-card {
    background: linear-gradient(135deg, var(--dark-surface) 0%, rgba(255, 255, 255, 0.05) 100%);
    border-color: rgba(255, 255, 255, 0.1);
}

.prediction-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 120px;
    height: 120px;
    background: radial-gradient(circle, rgba(166, 123, 91, 0.08), transparent);
    border-radius: 50%;
    transform: translate(30%, -30%);
}

.prediction-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-color);
}

/* Prediction Card Header */
.prediction-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg) var(--spacing-xl);
    background: linear-gradient(135deg, rgba(60, 36, 21, 0.05), rgba(166, 123, 91, 0.03));
    border-bottom: 2px solid rgba(60, 36, 21, 0.1);
    position: relative;
    z-index: 1;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

[data-theme="dark"] .prediction-card-header {
    background: linear-gradient(135deg, rgba(196, 145, 92, 0.1), rgba(166, 123, 91, 0.05));
    border-bottom-color: rgba(255, 255, 255, 0.1);
}

.prediction-card-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex: 1;
    min-width: 0;
}

.prediction-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    color: var(--white);
    flex-shrink: 0;
}

.prediction-icon svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
}

.prediction-card-title h4 {
    color: var(--primary-color);
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: 700;
    position: relative;
    z-index: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.prediction-badges {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    flex-wrap: wrap;
}

.prediction-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.prediction-badge-dog {
    background: linear-gradient(135deg, #E67E22, #D35400);
    color: var(--white);
}

.prediction-badge-cat {
    background: linear-gradient(135deg, #8E44AD, #7D3C98);
    color: var(--white);
}

.prediction-status {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.prediction-status .status-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 14px;
    height: 14px;
}

.prediction-status .status-icon svg {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

.prediction-status-overdue {
    background: rgba(231, 76, 60, 0.1);
    color: #E74C3C;
}

.prediction-status-urgent {
    background: rgba(243, 156, 18, 0.1);
    color: #F39C12;
}

.prediction-status-coming {
    background: rgba(52, 152, 219, 0.1);
    color: #3498DB;
}

.prediction-status-far {
    background: rgba(149, 165, 166, 0.1);
    color: #95A5A6;
}

/* Prediction Card Body */
.prediction-card-body {
    padding: var(--spacing-xl);
    flex: 1;
    position: relative;
    z-index: 1;
}

.prediction-highlight {
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, rgba(60, 36, 21, 0.05), rgba(166, 123, 91, 0.03));
    border-radius: var(--border-radius-lg);
    border: 2px solid rgba(60, 36, 21, 0.1);
    text-align: center;
}

[data-theme="dark"] .prediction-highlight {
    background: linear-gradient(135deg, rgba(196, 145, 92, 0.1), rgba(166, 123, 91, 0.05));
    border-color: rgba(255, 255, 255, 0.1);
}

.prediction-main-date {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.prediction-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.prediction-value {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--primary-color);
}

.prediction-value-large {
    font-size: var(--font-size-xxl);
    font-weight: 800;
    line-height: 1.2;
}

.prediction-time-remaining {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-top: var(--spacing-sm);
}

.prediction-time-remaining .time-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
}

.prediction-time-remaining .time-icon svg {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

.prediction-time-remaining.prediction-status-overdue {
    background: rgba(231, 76, 60, 0.1);
    color: #E74C3C;
}

.prediction-time-remaining.prediction-status-urgent {
    background: rgba(243, 156, 18, 0.1);
    color: #F39C12;
}

.prediction-time-remaining.prediction-status-coming {
    background: rgba(52, 152, 219, 0.1);
    color: #3498DB;
}

.prediction-time-remaining.prediction-status-far {
    background: rgba(149, 165, 166, 0.1);
    color: #95A5A6;
}

.prediction-info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.prediction-info-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.prediction-info-item.prediction-info-full {
    grid-column: 1 / -1;
}

.prediction-info-label {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.prediction-info-value {
    font-size: var(--font-size-md);
    font-weight: 500;
    color: var(--text-color);
    word-break: break-word;
}

[data-theme="dark"] .prediction-info-value {
    color: var(--dark-text);
}

.prediction-confidence {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-align: center;
    align-self: flex-start;
}

/* Prediction Card Actions */
.prediction-card-actions {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg) var(--spacing-xl);
    background: linear-gradient(135deg, rgba(60, 36, 21, 0.02), rgba(166, 123, 91, 0.03));
    border-top: 2px solid rgba(60, 36, 21, 0.1);
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

[data-theme="dark"] .prediction-card-actions {
    background: linear-gradient(135deg, rgba(196, 145, 92, 0.05), rgba(166, 123, 91, 0.03));
    border-top-color: rgba(255, 255, 255, 0.1);
}

/* Care guide */
.care-navigation {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xxl);
    flex-wrap: wrap;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(60, 36, 21, 0.03), rgba(166, 123, 91, 0.05));
    border-radius: var(--border-radius-xl);
}

[data-theme="dark"] .care-navigation {
    background: linear-gradient(135deg, rgba(196, 145, 92, 0.05), rgba(166, 123, 91, 0.03));
}

.care-tab {
    padding: var(--spacing-md) var(--spacing-xl);
    border: 2px solid var(--primary-color);
    background-color: var(--white);
    color: var(--primary-color);
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-weight: 600;
    font-size: var(--font-size-md);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .care-tab {
    background-color: var(--dark-surface);
}

.care-tab::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left var(--transition-normal);
}

.care-tab:hover::before {
    left: 100%;
}

.care-tab.active,
.care-tab:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-color);
}

.care-tab.active {
    box-shadow: var(--shadow-lg);
}

.care-content {
    background: linear-gradient(135deg, var(--white) 0%, rgba(230, 213, 170, 0.2) 100%);
    padding: var(--spacing-xxl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(60, 36, 21, 0.1);
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .care-content {
    background: linear-gradient(135deg, var(--dark-surface) 0%, rgba(196, 145, 92, 0.08) 100%);
    border-color: rgba(255, 255, 255, 0.1);
}

.care-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
}

.care-phase {
    display: none;
}

.care-phase.active {
    display: block;
    animation: fadeIn 0.4s ease-in-out;
}

.care-phase h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-xl);
    font-size: var(--font-size-xxl);
    font-weight: 700;
    text-align: center;
    position: relative;
    padding-bottom: var(--spacing-md);
}

.care-phase h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

.care-section {
    margin-bottom: var(--spacing-xl);
}

.care-section h4 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--secondary-color);
    margin-bottom: var(--spacing-md);
}

.care-section h4 svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--primary-color);
}

.care-section ul {
    list-style: none;
    padding-left: 0;
}

.care-section li {
    padding: var(--spacing-md);
    border-left: 4px solid var(--accent-color);
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    background: linear-gradient(90deg, var(--background-color) 0%, transparent 100%);
    border-radius: var(--border-radius-md);
    transition: all var(--transition-fast);
    position: relative;
}

[data-theme="dark"] .care-section li {
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.05) 0%, transparent 100%);
}

.care-section li:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-sm);
    border-left-color: var(--primary-color);
}

/* Calendar */
.calendar-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xxl);
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, rgba(60, 36, 21, 0.03), rgba(166, 123, 91, 0.05));
    border-radius: var(--border-radius-xl);
    flex-wrap: wrap;
}

[data-theme="dark"] .calendar-controls {
    background: linear-gradient(135deg, rgba(196, 145, 92, 0.05), rgba(166, 123, 91, 0.03));
}

.current-month {
    font-size: var(--font-size-xxl);
    color: var(--primary-color);
    min-width: 250px;
    text-align: center;
    font-weight: 700;
    padding: var(--spacing-md);
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    max-width: 100%;
    word-wrap: break-word;
}

[data-theme="dark"] .current-month {
    background-color: var(--dark-surface);
}

.calendar-legend {
    display: flex !important;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xxl);
    flex-wrap: wrap;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(60, 36, 21, 0.03), rgba(166, 123, 91, 0.05));
    border-radius: var(--border-radius-xl);
    visibility: visible !important;
    opacity: 1 !important;
}

[data-theme="dark"] .calendar-legend {
    background: linear-gradient(135deg, rgba(196, 145, 92, 0.05), rgba(166, 123, 91, 0.03));
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: var(--white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
    white-space: nowrap;
}

[data-theme="dark"] .legend-item {
    background-color: var(--dark-surface);
}

.legend-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.legend-color {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    flex-shrink: 0;
}

.legend-color.proestro {
    background-color: #E74C3C;
}

.legend-color.estro {
    background-color: #E91E63;
}

.legend-color.diestro {
    background-color: #9C27B0;
}

.legend-color.anestro {
    background-color: #3F51B5;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: var(--spacing-md);
    background: linear-gradient(135deg, rgba(60, 36, 21, 0.02), rgba(166, 123, 91, 0.03));
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 100%;
    overflow: hidden;
    box-sizing: border-box;
}

[data-theme="dark"] .calendar-grid {
    background: linear-gradient(135deg, rgba(196, 145, 92, 0.03), rgba(166, 123, 91, 0.02));
}

.calendar-header {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--white);
    padding: var(--spacing-md);
    text-align: center;
    font-weight: 700;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    font-size: var(--font-size-sm);
    min-width: 0;
    word-wrap: break-word;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.calendar-day {
    background: linear-gradient(135deg, var(--white) 0%, rgba(230, 213, 170, 0.2) 100%);
    padding: var(--spacing-md);
    min-height: 100px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    position: relative;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 2px solid rgba(60, 36, 21, 0.1);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    min-width: 0;
    width: 100%;
    box-sizing: border-box;
}

/* Phase background colors for calendar days */
.calendar-day.phase-proestro {
    background-color: #E74C3C !important;
    color: #FFFFFF !important;
}

.calendar-day.phase-estro {
    background-color: #E91E63 !important;
    color: #FFFFFF !important;
}

.calendar-day.phase-diestro {
    background-color: #9C27B0 !important;
    color: #FFFFFF !important;
}

.calendar-day.phase-anestro {
    background-color: #3F51B5 !important;
    color: #FFFFFF !important;
}

/* Ensure day number is visible on colored backgrounds */
.calendar-day[class*="phase-"] .calendar-day-number {
    color: #FFFFFF !important;
    font-weight: 700 !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .calendar-day {
    background: linear-gradient(135deg, var(--dark-surface) 0%, rgba(255, 255, 255, 0.05) 100%);
    border-color: rgba(255, 255, 255, 0.1);
}

.calendar-day::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transition: transform var(--transition-fast);
}

.calendar-day:hover {
    background: linear-gradient(135deg, rgba(230, 213, 170, 0.4) 0%, var(--white) 100%);
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
    z-index: 10;
    opacity: 0.95 !important;
}

[data-theme="dark"] .calendar-day:hover {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, var(--dark-surface) 100%);
}

/* Maintain phase colors on hover, just slightly lighter */
.calendar-day[class*="phase-"]:hover {
    opacity: 0.95 !important;
    filter: brightness(1.1);
}

.calendar-day:hover::before {
    transform: scaleX(1);
}

.calendar-day.other-month {
    background: linear-gradient(135deg, var(--background-color) 0%, rgba(230, 213, 170, 0.1) 100%);
    color: #999;
    opacity: 0.6;
}

/* Override other-month background if day has a phase */
.calendar-day.other-month[class*="phase-"] {
    opacity: 0.7 !important;
}

[data-theme="dark"] .calendar-day.other-month {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.02) 0%, rgba(196, 145, 92, 0.05) 100%);
    color: #666;
}

.calendar-day.today {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--white);
    font-weight: 700;
    box-shadow: var(--shadow-lg);
    transform: scale(1.05);
    border-color: var(--accent-color);
    border-width: 3px;
}

/* Override today background if day has a phase - keep phase color but add special border */
.calendar-day.today[class*="phase-"] {
    border-color: #FFFFFF !important;
    border-width: 3px !important;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.5), var(--shadow-lg) !important;
}

.calendar-day.today::before {
    display: none;
}

.calendar-day-number {
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-lg);
    position: relative;
    z-index: 1;
}

.calendar-event {
    width: 100%;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-xs);
    text-align: center;
    margin-bottom: var(--spacing-xs);
    color: var(--white);
    font-weight: 600;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
    position: relative;
    z-index: 1;
    overflow: hidden;
    min-height: 20px;
}

.calendar-event::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left var(--transition-normal);
}

.calendar-event:hover::before {
    left: 100%;
}

.calendar-event:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.calendar-event.proestro {
    background-color: #E74C3C;
}

.calendar-event.estro {
    background-color: #E91E63;
}

.calendar-event.diestro {
    background-color: #9C27B0;
}

.calendar-event.anestro {
    background-color: #3F51B5;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, rgba(60, 36, 21, 0.05), rgba(166, 123, 91, 0.03));
    padding: var(--spacing-xxl) 0;
    margin-top: auto;
    border-top: 2px solid rgba(60, 36, 21, 0.1);
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .footer {
    background: linear-gradient(135deg, rgba(196, 145, 92, 0.05), rgba(166, 123, 91, 0.03));
    border-top-color: rgba(255, 255, 255, 0.1);
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xxl);
    margin-bottom: var(--spacing-xxl);
}

.footer-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.footer-brand {
    max-width: 350px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.footer-icon {
    display: inline-block;
    width: 40px;
    height: 40px;
    object-fit: contain;
    flex-shrink: 0;
    border-radius: 50%;
    background: var(--white);
    padding: 6px;
    box-shadow: 0 2px 4px rgba(60, 36, 21, 0.1);
    transition: transform var(--transition-fast);
}

.footer-icon:hover {
    transform: scale(1.05);
}

[data-theme="dark"] .footer-icon {
    background: var(--dark-surface);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.footer-logo h3 {
    color: var(--primary-color);
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin: 0;
}

.footer-description {
    color: var(--text-light);
    font-size: var(--font-size-sm);
    line-height: 1.6;
    margin: 0;
}

.footer-title {
    color: var(--primary-color);
    font-size: var(--font-size-md);
    font-weight: 700;
    margin: 0 0 var(--spacing-md) 0;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    padding-bottom: var(--spacing-sm);
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

.footer-menu {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-menu li {
    margin: 0;
}

.footer-link {
    color: var(--text-color);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) 0;
    position: relative;
}

.footer-link::before {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transition: width var(--transition-fast);
}

.footer-link:hover {
    color: var(--primary-color);
    padding-left: var(--spacing-md);
}

.footer-link:hover::before {
    width: 20px;
}

[data-theme="dark"] .footer-link {
    color: var(--dark-text);
}

[data-theme="dark"] .footer-link:hover {
    color: var(--primary-color);
}

.footer-info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-light);
    font-size: var(--font-size-sm);
    line-height: 1.6;
}

.footer-info-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    color: var(--accent-color);
    flex-shrink: 0;
}

.footer-info-icon svg {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(60, 36, 21, 0.1);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

[data-theme="dark"] .footer-bottom {
    border-top-color: rgba(255, 255, 255, 0.1);
}

.footer-copyright {
    flex: 1;
    min-width: 0;
}

.footer-copyright p {
    color: var(--text-light);
    font-size: var(--font-size-sm);
    margin: 0;
}

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

.footer-credits p {
    color: var(--text-light);
    font-size: var(--font-size-sm);
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.footer-credit-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    background: rgba(60, 36, 21, 0.05);
}

.footer-credit-link:hover {
    background: rgba(60, 36, 21, 0.1);
    color: var(--accent-color);
    transform: translateY(-1px);
}

[data-theme="dark"] .footer-credit-link {
    background: rgba(196, 145, 92, 0.1);
    color: var(--primary-color);
}

[data-theme="dark"] .footer-credit-link:hover {
    background: rgba(196, 145, 92, 0.2);
}

.footer-credit-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
}

.footer-credit-icon svg {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

/* Loading overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.loading-overlay.show {
    display: flex;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--background-color);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-overlay p {
    color: var(--white);
    font-size: var(--font-size-lg);
}

/* Toast notifications */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    color: var(--white);
    font-weight: 500;
    font-size: var(--font-size-md);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.05);
    animation: toastSlideIn 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    max-width: 400px;
    min-width: 300px;
    pointer-events: auto;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    transition: transform var(--transition-fast), opacity var(--transition-fast), box-shadow var(--transition-fast);
}

.toast:hover {
    transform: translateX(-4px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2), 0 0 0 1px rgba(0, 0, 0, 0.08);
}

.toast::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: rgba(255, 255, 255, 0.5);
}

.toast-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
}

.toast-icon svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2.5;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.toast-content {
    flex: 1;
    line-height: 1.5;
    word-wrap: break-word;
}

.toast-close {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    border: none;
    background: transparent;
    color: rgba(255, 255, 255, 0.8);
    cursor: pointer;
    border-radius: var(--border-radius-sm);
    padding: 0;
    transition: all var(--transition-fast);
    opacity: 0.7;
}

.toast-close:hover {
    background: rgba(255, 255, 255, 0.2);
    opacity: 1;
    transform: rotate(90deg);
}

.toast-close svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    stroke-width: 2.5;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.toast.success {
    background: linear-gradient(135deg, #27AE60, #229954);
    border-left: 4px solid #1E8449;
}

.toast.success::before {
    background: rgba(255, 255, 255, 0.3);
}

.toast.error {
    background: linear-gradient(135deg, #E74C3C, #C0392B);
    border-left: 4px solid #A93226;
}

.toast.error::before {
    background: rgba(255, 255, 255, 0.3);
}

.toast.warning {
    background: linear-gradient(135deg, #F39C12, #D68910);
    border-left: 4px solid #B9770E;
    color: #FFFFFF;
}

.toast.warning::before {
    background: rgba(255, 255, 255, 0.3);
}

.toast.info {
    background: linear-gradient(135deg, #3498DB, #2980B9);
    border-left: 4px solid #1F618D;
}

.toast.info::before {
    background: rgba(255, 255, 255, 0.3);
}

@keyframes toastSlideIn {
    from {
        transform: translateX(120%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes toastSlideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(120%);
        opacity: 0;
    }
}

.toast.hiding {
    animation: toastSlideOut 0.3s ease-in forwards;
}

/* Responsive design */

/* Header responsividade intermediária */
@media (max-width: 1024px) {
    .header .container {
        gap: var(--spacing-sm);
        padding: var(--spacing-md) var(--spacing-md);
        min-height: 65px;
    }
    
    .logo {
        font-size: var(--font-size-md);
    }
}

@media (max-width: 900px) {
    .header .container {
        gap: var(--spacing-xs);
        padding: var(--spacing-md) var(--spacing-sm);
        min-height: 60px;
    }
    
    .logo {
        font-size: 0.95rem;
        max-width: calc(100vw - 180px);
    }
    
    .nav {
        padding: 0 var(--spacing-sm);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .header {
        overflow-x: hidden;
        width: 100%;
    }
    
    .header .container {
        padding: var(--spacing-md) var(--spacing-sm);
        min-height: 60px;
        flex-wrap: nowrap;
        gap: var(--spacing-xs);
        min-width: 0;
        overflow-x: hidden;
    }
    
    .logo {
        font-size: var(--font-size-sm);
        gap: var(--spacing-xs);
        max-width: calc(100vw - 160px);
        overflow: hidden;
    }
    
    .logo-icon {
        width: 32px;
        height: 32px;
        flex-shrink: 0;
        padding: 3px;
    }
    
    .nav {
        position: static;
        padding: 0;
        visibility: hidden;
        width: 0;
        height: 0;
        overflow: hidden;
    }
    
    .nav::before,
    .nav::after {
        display: none;
    }
    
    .nav-menu {
        position: fixed !important;
        top: 70px !important;
        left: 0 !important;
        right: 0 !important;
        width: 100% !important;
        max-height: calc(100vh - 70px) !important;
        overflow-y: auto !important;
        background-color: var(--white) !important;
        box-shadow: var(--shadow-lg) !important;
        flex-direction: column !important;
        padding: var(--spacing-lg) !important;
        gap: var(--spacing-md) !important;
        z-index: 1000 !important;
        transform: translateX(-100%) !important;
        transition: transform var(--transition-normal), opacity var(--transition-normal) !important;
        opacity: 0 !important;
        pointer-events: none !important;
        visibility: hidden !important;
        display: flex !important;
        margin: 0 !important;
        border-radius: 0 !important;
        list-style: none !important;
    }
    
    .nav-menu.active {
        transform: translateX(0) !important;
        opacity: 1 !important;
        pointer-events: auto !important;
        visibility: visible !important;
        display: flex !important;
    }
    
    [data-theme="dark"] .nav-menu {
        background-color: var(--dark-surface) !important;
    }
    
    .nav-menu li {
        width: 100%;
        margin-bottom: var(--spacing-xs);
    }
    
    .nav-menu .nav-link {
        width: 100%;
        padding: var(--spacing-md) !important;
        text-align: left;
        justify-content: flex-start;
        border-radius: var(--border-radius-md) !important;
    }
    
    .header-right {
        gap: var(--spacing-xs);
        margin-left: auto;
        flex-shrink: 0;
        min-width: fit-content;
    }
    
    .header-right::before {
        display: none;
    }
    
    .header-controls {
        padding: 3px;
        gap: 2px;
    }
    
    .theme-toggle,
    .language-toggle {
        width: 32px;
        height: 32px;
        min-width: 32px;
        min-height: 32px;
        padding: 6px;
    }
    
    .theme-toggle svg,
    .language-toggle svg {
        width: 18px;
        height: 18px;
    }
    
    .nav-toggle {
        width: 36px;
        height: 36px;
        min-width: 36px;
        min-height: 36px;
        padding: 6px;
    }
    
    .nav-toggle span {
        width: 22px;
        height: 3px;
    }
    
    .nav-menu {
        position: fixed !important;
        top: 70px !important;
        left: 0 !important;
        right: 0 !important;
        width: 100% !important;
        max-height: calc(100vh - 70px) !important;
        overflow-y: auto !important;
        background-color: var(--white) !important;
        box-shadow: var(--shadow-lg) !important;
        flex-direction: column !important;
        padding: var(--spacing-lg) !important;
        gap: var(--spacing-md) !important;
        z-index: 1000 !important;
        transform: translateX(-100%) !important;
        transition: transform var(--transition-normal), opacity var(--transition-normal) !important;
        opacity: 0 !important;
        pointer-events: none !important;
        visibility: hidden !important;
        display: flex !important;
    }
    
    .nav-menu.active {
        transform: translateX(0) !important;
        opacity: 1 !important;
        pointer-events: auto !important;
        visibility: visible !important;
        display: flex !important;
    }
    
    .nav-toggle {
        display: flex !important;
        width: 32px;
        height: 32px;
        min-width: 32px;
        padding: 4px;
    }
    
    .nav-toggle span {
        width: 20px;
        height: 2.5px;
    }
    
    .header-right {
        gap: var(--spacing-xs);
    }
    
    [data-theme="dark"] .nav-menu {
        background-color: var(--dark-surface) !important;
    }
    
    .nav-menu li {
        width: 100%;
        margin-bottom: var(--spacing-xs);
    }
    
    .nav-menu .nav-link {
        width: 100%;
        padding: var(--spacing-md) !important;
        text-align: left;
        justify-content: flex-start;
        border-radius: var(--border-radius-md) !important;
    }
    
    .hero {
        padding: var(--spacing-xl) 0;
    }
    
    .hero-logo-img {
        width: 150px;
        height: 150px;
        padding: var(--spacing-sm);
    }
    
    .hero-title {
        font-size: var(--font-size-xxl);
        line-height: 1.3;
    }
    
    .hero-description {
        font-size: var(--font-size-md);
        padding: 0 var(--spacing-sm);
    }
    
    .action-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .action-card {
        padding: var(--spacing-lg);
        flex-direction: column;
        text-align: center;
    }
    
    .action-icon-wrapper {
        width: 56px;
        height: 56px;
        margin: 0 auto;
    }
    
    .action-icon {
        font-size: var(--font-size-xl);
    }
    
    .pet-form {
        grid-template-columns: 1fr;
    }
    
    .predictions-container {
        grid-template-columns: 1fr;
    }
    
    .care-navigation {
        flex-direction: column;
        align-items: center;
    }
    
    .care-tab {
        width: 100%;
        max-width: 200px;
    }
    
    .calendar-controls {
        flex-direction: row;
        flex-wrap: wrap;
        gap: var(--spacing-sm);
        padding: var(--spacing-md);
        margin-bottom: var(--spacing-lg);
    }
    
    .calendar-controls .btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
        flex: 0 0 auto;
    }
    
    .current-month {
        font-size: var(--font-size-md) !important;
        min-width: auto !important;
        padding: var(--spacing-sm) var(--spacing-md) !important;
        flex: 1;
        min-width: 120px;
    }
    
    .calendar-legend {
        flex-direction: row;
        flex-wrap: wrap;
        gap: var(--spacing-sm);
        padding: var(--spacing-md);
        margin-bottom: var(--spacing-lg);
        justify-content: center;
    }
    
    .legend-item {
        padding: var(--spacing-xs) var(--spacing-sm) !important;
        font-size: var(--font-size-xs);
        gap: var(--spacing-xs) !important;
        flex: 0 0 auto;
    }
    
    .legend-color {
        width: 14px !important;
        height: 14px !important;
    }
    
    .calendar-grid {
        gap: var(--spacing-xs);
        padding: var(--spacing-sm);
        margin-top: var(--spacing-lg);
        overflow-x: hidden;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }
    
    .calendar-header {
        font-size: var(--font-size-xs) !important;
        padding: var(--spacing-xs) 2px !important;
        font-weight: 600;
        line-height: 1.2;
        min-width: 0;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    
    .calendar-day {
        min-height: 55px;
        padding: var(--spacing-xs);
        font-size: var(--font-size-sm);
        min-width: 0;
        box-sizing: border-box;
    }
    
    .calendar-day-number {
        font-size: var(--font-size-sm) !important;
        margin-bottom: 2px !important;
    }
    
    .calendar-event {
        padding: 2px 4px !important;
        font-size: 0.6rem !important;
        min-height: 16px !important;
        margin-bottom: 2px !important;
        line-height: 1.2;
        max-width: 100%;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    
    .toast-container {
        top: 10px;
        right: 10px;
        left: 10px;
        gap: var(--spacing-sm);
    }
    
    .toast {
        max-width: none;
        min-width: auto;
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
        gap: var(--spacing-sm);
    }
    
    .toast-icon {
        width: 20px;
        height: 20px;
    }
    
    .toast-icon svg {
        width: 14px;
        height: 14px;
    }
    
    .toast-close {
        width: 20px;
        height: 20px;
    }
    
    .toast-close svg {
        width: 16px;
        height: 16px;
    }
}

@media (max-width: 600px) {
    .header .container {
        padding: var(--spacing-md) 10px;
        min-height: 58px;
        gap: 8px;
    }
    
    .logo {
        font-size: 0.85rem;
        gap: 6px;
        max-width: calc(100vw - 140px);
    }
    
    .logo-icon {
        width: 30px;
        height: 30px;
        padding: 3px;
    }
    
    .header-controls {
        padding: 2px;
        gap: 2px;
    }
    
    .theme-toggle,
    .language-toggle {
        width: 30px;
        height: 30px;
        min-width: 30px;
        min-height: 30px;
        padding: 5px;
    }
    
    .theme-toggle svg,
    .language-toggle svg {
        width: 16px;
        height: 16px;
    }
    
    .nav-toggle {
        width: 34px;
        height: 34px;
        min-width: 34px;
        min-height: 34px;
        padding: 5px;
    }
    
    .nav-toggle span {
        width: 20px;
        height: 2.5px;
    }
    
    .pet-info-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .pet-card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }
    
    .pet-card-actions {
        flex-direction: column;
    }
    
    .btn-sm {
        width: 100%;
    }
    
    .predictions-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .predictions-controls-left,
    .predictions-controls-right {
        width: 100%;
        justify-content: stretch;
    }
    
    .filter-select {
        width: 100%;
        min-width: 0;
    }
    
    .prediction-card-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .prediction-badges {
        width: 100%;
        justify-content: flex-start;
    }
    
    .prediction-info-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .prediction-card-actions {
        flex-direction: column;
    }
    
    .predictions-container {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
    }
}

@media (max-width: 480px) {
    .header .container {
        padding: var(--spacing-sm) 8px;
        min-height: 56px;
        gap: 6px;
    }
    
    .logo {
        font-size: 0.75rem;
        gap: 4px;
        max-width: calc(100vw - 130px);
    }
    
    .logo-icon {
        width: 28px;
        height: 28px;
        padding: 3px;
    }
    
    .header-controls {
        padding: 2px;
    }
    
    .theme-toggle,
    .language-toggle {
        width: 24px;
        height: 24px;
        min-width: 24px;
        min-height: 24px;
        padding: 2px;
    }
    
    .theme-toggle svg,
    .language-toggle svg {
        width: 12px;
        height: 12px;
    }
    
    .nav-toggle {
        width: 28px;
        height: 28px;
        min-width: 28px;
        padding: 2px;
    }
    
    .nav-toggle span {
        width: 16px;
        height: 2px;
    }
    
    .hero-title {
        font-size: var(--font-size-xl);
    }
    
    .section-title {
        font-size: var(--font-size-xl);
    }
    
    .calendar-controls {
        gap: var(--spacing-xs);
        padding: var(--spacing-sm);
    }
    
    .calendar-controls .btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: var(--font-size-xs);
        min-width: 70px;
    }
    
    .current-month {
        font-size: var(--font-size-sm) !important;
        padding: var(--spacing-xs) var(--spacing-sm) !important;
        min-width: 100px !important;
    }
    
    .calendar-legend {
        gap: var(--spacing-xs);
        padding: var(--spacing-sm);
    }
    
    .legend-item {
        padding: var(--spacing-xs) !important;
        font-size: 0.65rem;
        gap: var(--spacing-xs) !important;
    }
    
    .legend-color {
        width: 12px !important;
        height: 12px !important;
    }
    
    .calendar-grid {
        gap: 3px;
        padding: var(--spacing-xs);
        margin-top: var(--spacing-md);
        overflow-x: hidden;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }
    
    .calendar-header {
        font-size: 0.65rem !important;
        padding: 3px 1px !important;
        font-weight: 600;
        line-height: 1.1;
        min-width: 0;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    
    .calendar-day {
        min-height: 45px;
        padding: 4px;
        font-size: var(--font-size-xs);
        min-width: 0;
        box-sizing: border-box;
    }
    
    .calendar-day-number {
        font-size: var(--font-size-xs) !important;
        margin-bottom: 2px !important;
    }
    
    .calendar-event {
        padding: 2px 3px !important;
        font-size: 0.5rem !important;
        min-height: 12px !important;
        margin-bottom: 1px !important;
        line-height: 1.1;
        max-width: 100%;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    
    .form-container,
    .registered-pets,
    .care-content {
        padding: var(--spacing-lg);
    }
}

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #000000;
        --secondary-color: #333333;
        --background-color: #ffffff;
        --text-color: #000000;
    }
}

/* Focus indicators */
button:focus,
input:focus,
select:focus,
textarea:focus,
.nav-link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .header,
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
    }
    
    .footer,
    .nav,
    .header-controls,
    .loading-overlay,
    .toast-container {
        display: none !important;
    }
    
    .main {
        padding: 0;
    }
    
    .section {
        display: block !important;
        page-break-inside: avoid;
    }
    
    .calendar-grid {
        break-inside: avoid;
    }
}