/* Base Styles */
* {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #e9ecef;
    line-height: 1.6;
}

/* Header */
header {
    background-color: #343a40;
    color: white;
    padding: 12px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header h1 {
    margin: 0;
    font-size: 1.4rem;
}

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

.header-link:hover {
    text-decoration: underline;
}

nav {
    display: flex;
    align-items: center;
    gap: 15px;
}

.nav-link {
    color: white;
    text-decoration: none;
    font-size: 14px;
    padding: 6px 12px;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* User Menu */
.user-menu {
    position: relative;
    display: inline-block;
    cursor: pointer;
}

.user-menu span {
    font-size: 14px;
}

.user-menu:hover .dropdown {
    display: block;
}

.dropdown {
    display: none;
    position: absolute;
    background-color: #fff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    right: 0;
    min-width: 160px;
    z-index: 101;
    border-radius: 6px;
    overflow: hidden;
}

.dropdown a {
    color: #333;
    padding: 10px 16px;
    text-decoration: none;
    display: block;
    font-size: 14px;
}

.dropdown a:hover {
    background-color: #f8f9fa;
}

/* Main Content */
main {
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

/* Flash Messages */
.flash-messages {
    background-color: #d4edda;
    color: #155724;
    padding: 12px 20px;
    margin-bottom: 20px;
    border-radius: 6px;
    border: 1px solid #c3e6cb;
}

.flash-messages p {
    margin: 5px 0;
}

/* Cards */
.card {
    background-color: white;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.card-header h3 {
    margin: 0;
    font-size: 1.2rem;
    font-weight: 600;
    color: #333;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    border-radius: 4px;
    border: none;
    cursor: pointer;
    transition: background-color 0.2s, opacity 0.2s;
}

.btn:hover {
    opacity: 0.9;
}

.btn-primary {
    background-color: #28a745;
    color: white;
}

.btn-secondary {
    background-color: #17a2b8;
    color: white;
}

.btn-danger {
    background-color: #dc3545;
    color: white;
}

.btn-light {
    background-color: #6c757d;
    color: white;
}

.btn-sm {
    padding: 5px 10px;
    font-size: 12px;
}

/* Top Actions Bar */
.top-actions {
    margin-bottom: 20px;
    display: flex;
    gap: 10px;
}

/* Dog Info Card */
.dog-info-card {
    display: flex;
    gap: 30px;
    align-items: flex-start;
}

.dog-primary-photo {
    min-width: 150px;
    max-width: 200px;
}

.dog-primary-photo img {
    width: 100%;
    height: auto;
    border-radius: 6px;
    cursor: pointer;
    border: 3px solid #dee2e6;
}

.dog-primary-photo img:hover {
    border-color: #17a2b8;
}

.dog-primary-photo .placeholder-image {
    width: 150px;
    height: 120px;
    border-radius: 6px;
}

.dog-details {
    flex: 1;
}

.dog-details h2 {
    margin: 0 0 15px 0;
    font-size: 1.8rem;
    font-weight: 600;
}

.dog-details-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px 40px;
}

.dog-detail-item label {
    display: block;
    font-weight: 600;
    color: #333;
    font-size: 14px;
    margin-bottom: 2px;
}

.dog-detail-item span {
    color: #555;
    font-size: 15px;
}

/* Status Colors */
.status-living,
.dog-detail-item .status-living {
    color: #28a745 !important;
    font-weight: 600;
}

.status-deceased,
.dog-detail-item .status-deceased {
    color: #dc3545 !important;
    font-weight: 600;
}

.dog-detail-item .next-due {
    color: #28a745 !important;
    font-weight: 500;
}

/* Photo Gallery */
.photo-gallery {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.photo-item {
    position: relative;
    width: 150px;
}

.photo-item img {
    width: 150px;
    height: 120px;
    object-fit: cover;
    border-radius: 6px;
    border: 3px solid #dee2e6;
    cursor: pointer;
    transition: border-color 0.2s;
}

.photo-item img:hover {
    border-color: #17a2b8;
}

.photo-item.primary img {
    border-color: #28a745;
}

.primary-badge {
    position: absolute;
    top: 8px;
    left: 8px;
    background-color: #28a745;
    color: white;
    font-size: 11px;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 3px;
}

.photo-actions {
    margin-top: 8px;
    display: flex;
    gap: 8px;
    font-size: 12px;
}

.photo-actions a {
    color: #17a2b8;
    text-decoration: none;
}

.photo-actions a:hover {
    text-decoration: underline;
}

.photo-actions a.delete {
    color: #dc3545;
}

/* Record Items (Vaccinations, Medical Records) */
.record-item {
    background-color: #fff;
    border: 1px solid #dee2e6;
    border-radius: 6px;
    padding: 15px;
    margin-bottom: 12px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.record-info h4 {
    margin: 0 0 5px 0;
    font-size: 15px;
    font-weight: 600;
    color: #333;
}

.record-info p {
    margin: 3px 0;
    font-size: 14px;
    color: #555;
}

.record-info .next-due {
    color: #28a745;
    font-weight: 500;
}

.record-info .category-badge {
    display: inline-block;
    background-color: #17a2b8;
    color: white;
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 10px;
    margin-right: 8px;
}

.record-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

/* Record Grid (for vaccinations/medical records as boxes) */
.record-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.record-box {
    background-color: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 6px;
    padding: 15px;
    min-width: 180px;
}

.record-box h4 {
    margin: 0 0 8px 0;
    font-size: 14px;
    font-weight: 600;
    color: #333;
}

.record-box h4 a {
    color: #333;
    text-decoration: none;
}

.record-box h4 a:hover {
    color: #17a2b8;
}

.record-box p {
    margin: 4px 0;
    font-size: 13px;
    color: #555;
}

.record-box .record-date {
    color: #666;
}

.record-box .next-due {
    color: #28a745;
    font-weight: 500;
}

.record-box .record-notes {
    font-style: italic;
    color: #666;
}

.record-box .record-link {
    display: inline-block;
    margin-top: 8px;
    font-size: 12px;
    color: #17a2b8;
    text-decoration: none;
}

.record-box .record-link:hover {
    text-decoration: underline;
}

.record-box .category-badge {
    display: inline-block;
    background-color: #17a2b8;
    color: white;
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 10px;
    margin-bottom: 8px;
}

.record-box-actions {
    margin-top: 10px;
    padding-top: 8px;
    border-top: 1px solid #dee2e6;
    display: flex;
    gap: 12px;
    font-size: 12px;
}

.record-box-actions a {
    color: #17a2b8;
    text-decoration: none;
}

.record-box-actions a:hover {
    text-decoration: underline;
}

.record-box-actions a.delete {
    color: #dc3545;
}

/* Dog Grid (Home Page) */
.dog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 20px;
}

.dog-card {
    background-color: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s, box-shadow 0.2s;
}

.dog-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.dog-card a {
    text-decoration: none;
    color: #333;
}

.dog-card img {
    width: 100%;
    height: 160px;
    object-fit: contain;
    background-color: #f8f9fa;
}

.dog-card-body {
    padding: 15px;
}

.dog-card h3 {
    margin: 0 0 8px 0;
    font-size: 1.1rem;
}

.dog-card p {
    margin: 3px 0;
    font-size: 0.9rem;
    color: #666;
}

.placeholder-image {
    width: 100%;
    height: 160px;
    background-color: #e9ecef;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999;
    font-size: 14px;
}

/* Vaccination Alerts */
.vaccination-alerts {
    background-color: #fff3cd;
    color: #856404;
    padding: 15px 20px;
    margin-bottom: 20px;
    border-radius: 6px;
    border: 1px solid #ffeeba;
}

.vaccination-alerts h3 {
    margin: 0 0 10px 0;
    font-size: 1rem;
}

.vaccination-alerts ul {
    margin: 0;
    padding-left: 20px;
}

.vaccination-alerts a {
    color: #533f03;
    font-weight: 600;
}

/* Forms */
form {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 500px;
}

.form-row {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.form-row > * {
    flex: 1;
    min-width: 150px;
}

label {
    font-weight: 500;
    color: #333;
    font-size: 14px;
    margin-bottom: -8px;
}

input[type="text"],
input[type="password"],
input[type="email"],
input[type="date"],
input[type="file"],
select,
textarea {
    padding: 10px 12px;
    font-size: 14px;
    border: 1px solid #ced4da;
    border-radius: 4px;
    width: 100%;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: #28a745;
    box-shadow: 0 0 0 2px rgba(40, 167, 69, 0.15);
}

button {
    padding: 10px 20px;
    background-color: #28a745;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: background-color 0.2s;
}

button:hover {
    background-color: #218838;
}

/* Upload Section */
.upload-section {
    background-color: #f8f9fa;
    padding: 20px;
    border-radius: 6px;
    margin-top: 15px;
}

.upload-section h4 {
    margin: 0 0 15px 0;
    font-size: 1rem;
    color: #333;
}

.upload-section form {
    max-width: 100%;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: flex-end;
}

.upload-section input,
.upload-section select {
    flex: 1;
    min-width: 150px;
}

.upload-section button {
    flex-shrink: 0;
}

/* Tables (for manage users, etc.) */
table {
    width: 100%;
    border-collapse: collapse;
    background-color: white;
    border-radius: 6px;
    overflow: hidden;
}

th, td {
    border-bottom: 1px solid #dee2e6;
    padding: 12px 15px;
    text-align: left;
}

th {
    background-color: #f8f9fa;
    font-weight: 600;
    color: #333;
    font-size: 14px;
}

tr:last-child td {
    border-bottom: none;
}

tr:hover {
    background-color: #f8f9fa;
}

td a {
    color: #17a2b8;
    text-decoration: none;
}

td a:hover {
    text-decoration: underline;
}

/* Lightbox */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.lightbox img {
    max-width: 90%;
    max-height: 85%;
    object-fit: contain;
}

.lightbox-caption {
    position: absolute;
    bottom: 60px;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    font-size: 16px;
    text-align: center;
    max-width: 80%;
}

.lightbox .close,
.lightbox .prev,
.lightbox .next {
    position: absolute;
    color: white;
    font-size: 40px;
    cursor: pointer;
    user-select: none;
    padding: 10px;
    transition: opacity 0.2s;
}

.lightbox .close:hover,
.lightbox .prev:hover,
.lightbox .next:hover {
    opacity: 0.7;
}

.lightbox .close {
    top: 20px;
    right: 30px;
}

.lightbox .prev {
    left: 30px;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox .next {
    right: 30px;
    top: 50%;
    transform: translateY(-50%);
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    justify-content: center;
    align-items: center;
    z-index: 1001;
}

.modal-content {
    background: white;
    padding: 25px;
    border-radius: 8px;
    max-width: 450px;
    width: 90%;
    position: relative;
}

.modal-content .close {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 24px;
    cursor: pointer;
    color: #666;
}

.modal-content h3 {
    margin: 0 0 20px 0;
}

/* Auth Container */
.auth-container {
    max-width: 400px;
    margin: 50px auto;
    padding: 30px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.auth-container h2 {
    text-align: center;
    margin-bottom: 25px;
}

/* No Content Message */
.no-content {
    color: #666;
    font-style: italic;
    padding: 20px;
    text-align: center;
}

/* Responsive */
@media (max-width: 768px) {
    header {
        flex-direction: column;
        gap: 10px;
        padding: 15px;
    }

    nav {
        width: 100%;
        justify-content: center;
    }

    .dog-info-card {
        flex-direction: column;
        gap: 15px;
    }

    .dog-details-grid {
        grid-template-columns: 1fr;
    }

    .dog-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    }

    .record-item {
        flex-direction: column;
        gap: 10px;
    }

    .record-actions {
        width: 100%;
        justify-content: flex-start;
    }
}

/* About Page */
.about-page {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

.about-page h2 {
    color: #343a40;
    margin-bottom: 30px;
}

.about-section {
    background: white;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.about-section h3 {
    color: #495057;
    margin-top: 0;
    margin-bottom: 15px;
    border-bottom: 1px solid #dee2e6;
    padding-bottom: 10px;
}

.about-section p {
    color: #6c757d;
    margin: 0;
}

.about-section ul {
    color: #6c757d;
    margin: 0;
    padding-left: 20px;
}

.about-section li {
    margin-bottom: 8px;
}