/* Silent Auction - Main Stylesheet */

/* ============== RESET & BASE ============== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #004E34;
    --primary-dark: #003d28;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --error-color: #ef4444;
    --warning-color: #f59e0b;
    --bg-color: #f8fafc;
    --card-bg: #ffffff;
    --text-color: #1e293b;
    --text-light: #64748b;
    --border-color: #e2e8f0;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ============== LAYOUT ============== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

main {
    flex: 1;
    padding: 40px 0;
}

/* ============== HEADER ============== */
header {
    background: linear-gradient(135deg, #004E34 0%, #003d28 100%);
    color: white;
    padding: 30px 0;
    box-shadow: var(--shadow-lg);
}

header .header-content {
    display: flex;
    align-items: center;
    gap: 20px;
}

header .logo {
    height: 60px;
    width: auto;
}

header .header-text {
    flex: 1;
}

header h1 {
    font-size: 2rem;
    margin-bottom: 5px;
}

header h2 {
    font-size: 1.2rem;
    font-weight: normal;
    opacity: 0.9;
}

header nav {
    margin-top: 20px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
}

header nav span {
    margin-right: 10px;
}

/* ============== WELCOME SECTION ============== */
.welcome-section {
    text-align: center;
    margin: 0 0 30px 0;
    padding: 30px;
    background: linear-gradient(135deg, #e6f4f0 0%, #ccebe3 100%);
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.welcome-section h2 {
    font-size: 2rem;
    margin-bottom: 15px;
    color: var(--text-color);
}

.welcome-section p {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--text-color);
}

.welcome-section a {
    color: var(--primary-color);
    text-decoration: underline;
    font-weight: 600;
}

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

/* ============== FOOTER ============== */
footer {
    background-color: var(--text-color);
    color: white;
    text-align: center;
    padding: 30px 0;
    margin-top: 60px;
}

footer p {
    margin: 5px 0;
    opacity: 0.8;
}

/* ============== BUTTONS ============== */
.btn {
    display: inline-block;
    padding: 10px 20px;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    text-align: center;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background-color: #475569;
}

.btn-large {
    padding: 15px 30px;
    font-size: 1.1rem;
}

.btn-block {
    display: block;
    width: 100%;
}

.button-group {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin: 20px 0;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ============== ALERTS ============== */
.alert {
    padding: 15px 20px;
    margin: 20px 0;
    border-radius: 8px;
    border-left: 4px solid;
}

.alert-success {
    background-color: #d1fae5;
    border-color: var(--success-color);
    color: #065f46;
}

.alert-error {
    background-color: #fee2e2;
    border-color: var(--error-color);
    color: #991b1b;
}

.alert-warning {
    background-color: #fef3c7;
    border-color: var(--warning-color);
    color: #92400e;
}

.alert-info {
    background-color: #dbeafe;
    border-color: var(--primary-color);
    color: #1e40af;
}

/* ============== COUNTDOWN ============== */
.countdown-section {
    text-align: center;
    margin: 30px 0;
    padding: 30px;
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

.countdown-section h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--text-color);
}

.countdown {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 80px;
}

.countdown-value {
    font-size: 3rem;
    font-weight: bold;
    color: var(--primary-color);
    line-height: 1;
}

.countdown-label {
    font-size: 0.9rem;
    color: var(--text-light);
    text-transform: uppercase;
    margin-top: 5px;
}

.countdown-ended {
    font-size: 2rem;
    color: var(--warning-color);
    font-weight: bold;
}

/* ============== CURRENT BID ============== */
.current-bid-section {
    text-align: center;
    margin: 30px 0;
    padding: 40px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

.current-bid-section h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    opacity: 0.9;
}

.current-bid {
    font-size: 4rem;
    font-weight: bold;
    margin: 10px 0;
    animation: pulse 2s ease-in-out infinite;
}

.current-bid.updated {
    animation: flash 0.5s ease-in-out;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes flash {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; background-color: rgba(255, 255, 255, 0.2); }
}

.winning-status {
    font-size: 1.2rem;
    margin-top: 15px;
}

.outbid-status {
    font-size: 1.1rem;
    margin-top: 15px;
    color: #fef3c7;
}

/* ============== AUCTION ITEM ============== */
.auction-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin: 40px 0;
    background: var(--card-bg);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.item-images .image-gallery {
    width: 100%;
}

.main-image {
    margin-bottom: 15px;
}

.main-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.thumbnail-images {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.thumbnail {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 6px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.2s;
}

.thumbnail:hover,
.thumbnail.active {
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.no-image {
    width: 100%;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--border-color);
    border-radius: 8px;
    color: var(--text-light);
}

.item-details h2 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--text-color);
}

.item-description {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-color);
}

.item-description a,
.rules-content a {
    color: var(--primary-color);
    text-decoration: underline;
}

.item-description a:hover,
.rules-content a:hover {
    color: var(--primary-dark);
}

.item-description p,
.rules-content p {
    margin-bottom: 1rem;
}

.item-description ul,
.item-description ol,
.rules-content ul,
.rules-content ol {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.item-description li,
.rules-content li {
    margin-bottom: 0.5rem;
}

/* ============== BIDDING SECTION ============== */
.bidding-section {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin: 40px 0;
}

.bidding-section h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.bid-info {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--text-color);
}

.login-prompt {
    text-align: center;
    padding: 40px;
}

.login-prompt p {
    font-size: 1.3rem;
    margin-bottom: 20px;
}

.bid-result {
    margin-top: 20px;
    padding: 15px;
    border-radius: 8px;
    display: none;
}

.bid-result.success {
    background-color: var(--success-color);
    color: white;
    display: block;
}

.bid-result.error {
    background-color: var(--error-color);
    color: white;
    display: block;
}

.user-bid-info {
    margin-top: 20px;
    padding: 15px;
    background-color: #f1f5f9;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

/* ============== FORMS ============== */
.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-color);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group input[type="number"],
.form-group input[type="tel"],
.form-group input[type="datetime-local"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px;
    font-size: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    transition: border-color 0.2s;
}

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

.form-group small {
    display: block;
    margin-top: 5px;
    color: var(--text-light);
    font-size: 0.9rem;
}

.form-help {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 15px;
}

/* ============== AUTH FORMS ============== */
.auth-container {
    max-width: 500px;
    margin: 0 auto;
    background: var(--card-bg);
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

.auth-container h2 {
    text-align: center;
    margin-bottom: 30px;
    color: var(--text-color);
}

.auth-link {
    text-align: center;
    margin-top: 20px;
}

.auth-link a {
    color: var(--primary-color);
    text-decoration: none;
}

.auth-link a:hover {
    text-decoration: underline;
}

/* ============== AUCTION RULES ============== */
.auction-rules {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin: 40px 0;
}

.auction-rules h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.rules-content {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-color);
}

/* ============== ADMIN STYLES ============== */
.admin-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.admin-card {
    background: var(--card-bg);
    padding: 25px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
}

.admin-card h3 {
    font-size: 1rem;
    color: var(--text-light);
    text-transform: uppercase;
    margin-bottom: 15px;
}

.card-value {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-color);
    margin: 10px 0;
}

.card-label {
    font-size: 0.9rem;
    color: var(--text-light);
}

.status-not_started {
    color: var(--warning-color);
}

.status-active {
    color: var(--success-color);
}

.status-ended {
    color: var(--error-color);
}

.admin-section {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin: 30px 0;
}

.admin-section h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
}

/* ============== TABLES ============== */
.table-responsive {
    overflow-x: auto;
    margin: 20px 0;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--card-bg);
}

.admin-table th,
.admin-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.admin-table th {
    background-color: #f1f5f9;
    font-weight: 600;
    color: var(--text-color);
}

.admin-table tbody tr:hover {
    background-color: #f8fafc;
}

.bid-amount {
    font-weight: bold;
    color: var(--success-color);
}

.badge {
    display: inline-block;
    padding: 4px 8px;
    font-size: 0.85rem;
    border-radius: 4px;
    background-color: var(--primary-color);
    color: white;
}

.badge-manual {
    background-color: var(--secondary-color);
}

/* ============== ADMIN FORMS ============== */
.admin-form {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.form-section {
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 2px solid var(--border-color);
}

.form-section:last-of-type {
    border-bottom: none;
}

.form-section h2 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--text-color);
}

.form-section h3 {
    font-size: 1.2rem;
    margin: 25px 0 15px;
    color: var(--text-color);
}

.increment-rule {
    background-color: #f8fafc;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 15px;
}

.increment-rule h4 {
    margin-bottom: 15px;
    color: var(--text-color);
}

.form-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 30px;
}

/* ============== RESPONSIVE DESIGN ============== */
@media (max-width: 768px) {
    header .header-content {
        flex-direction: column;
        text-align: center;
    }

    header .logo {
        height: 50px;
    }

    header h1 {
        font-size: 1.5rem;
    }

    header h2 {
        font-size: 1rem;
    }

    .countdown-value {
        font-size: 2rem;
    }

    .current-bid {
        font-size: 2.5rem;
    }

    .auction-item {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 20px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .admin-cards {
        grid-template-columns: 1fr;
    }

    .auth-container {
        padding: 30px 20px;
    }

    .form-actions {
        flex-direction: column;
    }

    .form-actions .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .countdown {
        gap: 10px;
    }

    .countdown-item {
        min-width: 60px;
    }

    .countdown-value {
        font-size: 1.5rem;
    }

    .countdown-label {
        font-size: 0.75rem;
    }

    .current-bid {
        font-size: 2rem;
    }

    .admin-table {
        font-size: 0.9rem;
    }

    .admin-table th,
    .admin-table td {
        padding: 8px;
    }
}

/* ============== PAGINATION ============== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin: 30px 0;
    flex-wrap: wrap;
}

.pagination-info {
    display: flex;
    gap: 5px;
    align-items: center;
}

.pagination-ellipsis {
    padding: 10px;
    color: var(--text-light);
}

.pagination .btn {
    min-width: 44px;
    padding: 10px 15px;
}

.pagination .btn-primary {
    cursor: default;
    pointer-events: none;
}

/* ============== PRINT STYLES ============== */
@media print {
    header nav,
    footer,
    .btn,
    .form-actions,
    .pagination {
        display: none;
    }

    body {
        background: white;
    }

    .admin-section,
    .admin-card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}